City Research Online

Bradley, G. R. E. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Exploring the dynamic relationship: Changes in photoplethysmography features corresponding to intracranial pressure variations. Biomedical Signal Processing and Control, 98, article number 106759. doi: 10.1016/j.bspc.2024.106759

Al-Halawani, R., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Monte Carlo simulation of the effect of melanin concentration on light-tissue interactions in transmittance and reflectance finger photoplethysmography. Scientific Reports, 14(1), article number 8145. doi: 10.1038/s41598-024-58435-7

Bradley, G. R. E. ORCID: 0000-0003-2504-5152 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Evaluating the effectiveness of non-invasive intracranial pressure monitoring via near-infrared photoplethysmography using classical machine learning methods. Biomedical Signal Processing and Control, 96(Part B), article number 106517. doi: 10.1016/j.bspc.2024.106517

Al-Halawani, R., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Monte Carlo simulation of the effect of melanin concentration on light–tissue interactions for transmittance pulse oximetry measurement. Journal of Biomedical Optics, 29(S3), S33305-. doi: 10.1117/1.jbo.29.s3.s33305

Yang, G., Kang, Y., Charlton, P. H. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Kim, K. K., Li, L. & Park, C.view all authors (2024). Energy-Efficient PPG-Based Respiratory Rate Estimation Using Spiking Neural Networks. Sensors, 24(12), article number 3980. doi: 10.3390/s24123980

Zanelli, S. ORCID: 0000-0002-8020-8375, Agnoletti, D., Alastruey, J. , Allen, J. ORCID: 0000-0002-7263-0533, Bianchini, E., Bikia, V., Boutouyrie, P., Bruno, R. M., Climie, R., Djamaleddine, D., Gkaliagkousi, E., Giudici, A. ORCID: 0000-0002-8288-3980, Gopcevic, K., Grillo, A., Guala, A., Hametner, B. ORCID: 0000-0003-2048-1019, Joseph, J., Karimpour, P., Kodithuwakku, V., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Lazaridis, A., Lonnebakken, M. T., Martina, M. R. ORCID: 0000-0003-2489-8639, Mayer, C. C. ORCID: 0000-0002-5612-5481, Nabeel, P. M., Navickas, P., Nemcsik, J., Orter, S. ORCID: 0000-0001-9258-6069, Park, C., Pereira, T., Pucci, G., Amado Rey, A. B., Salvi, P., Gonçalves Seabra, A. C., Seeland, U., van Sloten, T., Spronck, B. ORCID: 0000-0003-1076-1922, Stansby, G., Steens, I., Stieglitz, T., Tan, I., Veerasingam, D., Wassertheurer, S., Weber, T., Westerhof, B. E. & Charlton, P. H. ORCID: 0000-0003-3836-8655view all authors (2024). Developing technologies to assess vascular ageing: a roadmap from VascAgeNet. Physiological Measurement, doi: 10.1088/1361-6579/ad548e

Allen, J. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Editorial: Advances in basic and applied research in photoplethysmography. Frontiers in Physiology, 15, article number 1415049. doi: 10.3389/fphys.2024.1415049

Ahmed, T., Powner, M. B. ORCID: 0000-0003-4913-1004, Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2024). Colorimetric Determination of Salivary Cortisol Levels in Artificial Saliva for the Development of a Portable Colorimetric Sensor (Salitrack). Sci, 6(2), article number 20. doi: 10.3390/sci6020020

Gidado, I. M., Nwokoye, I. I., Triantis, I. F. ORCID: 0000-0002-8900-781X , Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2024). Multi-Modal Spectroscopic Assessment of Skin Hydration. Sensors, 24(5), article number 1419. doi: 10.3390/s24051419

Gidado, I., Al-Halawani, R., Qassem, M. & Kyriacou, P. ORCID: 0000-0002-2868-485Xview all authors (2024). Development and Analysis of a Multi-Wavelength Near-Infrared Sensor for Monitoring Skin Hydration and Validation Using Monte Carlo Simulation. Photonic Sensors, 14(3), article number 240306. doi: 10.1007/s13320-024-0719-z

Karimpour, P., Ferizoli, R. ORCID: 0009-0002-9169-9533, May, J. M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2024). Customisable Silicone Vessels and Tissue Phantoms for In Vitro Photoplethysmography Investigations into Cardiovascular Disease. Sensors, 24(5), article number 1681. doi: 10.3390/s24051681

Bradley, G. R. E. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2024). Opening the envelope: Efficient envelope-based PPG denoising algorithm. Biomedical Signal Processing and Control, 88(Part A), article number 105693. doi: 10.1016/j.bspc.2023.105693

Roldan, M., Abay, T. Y., Uff, C. & Kyriacou, P. ORCID: 0000-0002-2868-485Xview all authors (2024). A pilot clinical study to estimate intracranial pressure utilising cerebral photoplethysmograms in traumatic brain injury patients. Acta Neurochirurgica, 166(1), article number 109. doi: 10.1007/s00701-024-06002-4

Ferizoli, R., Karimpour, P., May, J. M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2024). Arterial stiffness assessment using PPG feature extraction and significance testing in an in vitro cardiovascular system. Scientific Reports, 14(1), article number 2024. doi: 10.1038/s41598-024-51395-y

Rahman, E., Liatsis, P., Hashim, Z. Q. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Triantis, I. F. ORCID: 0000-0002-8900-781Xview all authors (2024). A Quadruple-Sweep Bioimpedance Sensing Method for Arterial Stenosis Detection. IEEE Access, 12, pp. 18594-18605. doi: 10.1109/access.2024.3356564

Karimpour, P., May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Photoplethysmography for the Assessment of Arterial Stiffness. Sensors, 23(24), article number 9882. doi: 10.3390/s23249882

Charlton, P. H., Allen, J., Bailon, R. , Baker, S., Behar, J. A., Chen, F., Clifford, G. D., Clifton, D. A., Davies, H. J., Ding, C., Ding, X., Dunn, J., Elgendi, M., Ferdoushi, M., Franklin, D., Gil, E., Hassan, M. F., Hernesniemi, J., Hu, X., Ji, N., Khan, Y., Kontaxis, S., Korhonen, I., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Laguna, P., Lazaro, J., Lee, C., Levy, J., Li, Y., Liu, C., Liu, J., Lu, L., Mandic, D. P., Marozas, V., Mejía-Mejía, E., Mukkamala, R., Nitzan, M., Pereira, T., Poon, C. C. Y., Ramella-Roman, J. C., Saarinen, H., Shandhi, M. M. H., Shin, H., Stansby, G., Tamura, T., Vehkaoja, A., Wang, W. K., Zhang, Y-T., Zhao, N., Zheng, D. & Zhu, T.view all authors (2023). The 2023 wearable photoplethysmography roadmap. Physiological Measurement, 44(11), article number 111001. doi: 10.1088/1361-6579/acead2

Ferizoli, R., Karimpour, P., May, J. M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2023). A Bilateral In Vitro Model for Cardiovascular Disease Investigations Using Photoplethysmography Sensors. In: 2023 IEEE BioSensors Conference (BioSensors). 2023 IEEE BioSensors Conference (BioSensors), 30 Jul - 1 Aug 2023, London, United Kingdom. doi: 10.1109/biosensors58001.2023.10281067

Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Optical crosstalk and other forms of light interference in pulse oximeter comparison studies.. Journal of Clinical Monitoring and Computing, 37(6), pp. 1481-1488. doi: 10.1007/s10877-023-01060-y

Roldán, M., Bradley, G. R. E., Mejía-Mejía, E. , Abay, T. Y. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2023). Non-invasive monitoring of intracranial pressure changes: healthy volunteers study. Frontiers in Physiology, 14, article number 1208010. doi: 10.3389/fphys.2023.1208010

Bradley, G. R. E., Roldán, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Machine Learning Approaches to Intracranial Pressure Prediction in Patients with Traumatic Brain Injury: A Systematic Review. Applied Sciences, 13(14), article number 8015. doi: 10.3390/app13148015

Al-Halawani, R., Charlton, P. H., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2023). A review of the effect of skin pigmentation on pulse oximeter accuracy. Physiological Measurement, 44(5), article number 05TR01. doi: 10.1088/1361-6579/acd51a

Roldan, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Head Phantom for the Acquisition of Pulsatile Optical Signals for Traumatic Brain Injury Monitoring. Photonics, 10(5), article number 504. doi: 10.3390/photonics10050504

Roldan, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). A Non-Invasive Optical Multimodal Photoplethysmography-Near Infrared Spectroscopy Sensor for Measuring Intracranial Pressure and Cerebral Oxygenation in Traumatic Brain Injury. Applied Sciences, 13(8), article number 5211. doi: 10.3390/app13085211

Elgendi, M., Fletcher, R. R., Abbott, D. , Zheng, D., Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Menon, C.view all authors (2023). Editorial: Mobile and wearable systems for health monitoring. Frontiers in Digital Health, 5, pp. 1-3. doi: 10.3389/fdgth.2023.1196103

Mejia Mejia, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. (2023). Duration of photoplethysmographic signals for the extraction of Pulse Rate Variability Indices. Biomedical Signal Processing and Control, 80(1), article number 104214. doi: 10.1016/j.bspc.2022.104214

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Effects of noise and filtering strategies on the extraction of pulse rate variability from photoplethysmograms. Biomedical Signal Processing and Control, 80(1), article number 104291. doi: 10.1016/j.bspc.2022.104291

Paprocki, S., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). The Impact of Acetic Acid on Measuring Ethanol Concentrations in Water and Human Serum Using Short-Wave Infrared Spectroscopy. International Journal of Molecular Sciences, 24(3), article number 2980. doi: 10.3390/ijms24032980

Sheikh, M., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). A paper-based colorimetric method for monitoring of lithium therapeutic levels. Analytical Methods, 15(7), pp. 979-986. doi: 10.1039/d2ay01743a

Ahmed, T. ORCID: 0000-0001-5760-1964, Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Measuring stress: a review of the current cortisol and dehydroepiandrosterone (DHEA) measurement techniques and considerations for the future of mental health monitoring. Stress, 26(1), pp. 29-42. doi: 10.1080/10253890.2022.2164187

Sheikh, M., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2023). Optical determination of lithium therapeutic levels in micro‐volumes of interstitial fluid. Bipolar Disorders, 25(2), pp. 136-147. doi: 10.1111/bdi.13291

Abay, T. Y. Y., Phillips, J. P. P., Uff, C. , Roldan, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). In Vitro Evaluation of a Non-Invasive Photoplethysmography Based Intracranial Pressure Sensor. Applied Sciences, 13(1), article number 534. doi: 10.3390/app13010534

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Spectral analysis for pulse rate variability assessment from simulated photoplethysmographic signals. Frontiers in Physiology, 13, article number 966130. doi: 10.3389/fphys.2022.966130

Budidha, K. ORCID: 0000-0002-6329-8399, Thaha, M. A., Eschbach, M. , Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Proof-of-principle validation of a novel intraluminal optical sensor for dynamic monitoring of intestinal anastomosis: An in vivo animal model case study. In: Proceedings of IEEE Sensors. IEEE Sensors 2022, 30 Oct - 2 Nov 2022, Dallas, TX, USA. doi: 10.1109/SENSORS52175.2022.9967061

Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Chatterjee, S. (2022). The origin of photoplethysmography. In: Allen, J. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (Eds.), Photoplethysmography. (pp. 17-43). London, UK: Elsevier. doi: 10.1016/b978-0-12-823374-0.00004-9

Kumar, N., Pai, R., Abdul Khader, S. M. , Khan, S. ORCID: 0000-0001-5589-6914 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Influence of blood pressure and rheology on oscillatory shear index and wall shear stress in the carotid artery. Journal of the Brazilian Society of Mechanical Sciences and Engineering, 44(11), article number 510. doi: 10.1007/s40430-022-03792-5

Gidado, I. M., Qassem, M., Triantis, I. F. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Review of Advances in the Measurement of Skin Hydration Based on Sensing of Optical and Electrical Tissue Properties. Sensors, 22(19), article number 7151. doi: 10.3390/s22197151

Paprocki, S., Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Review of Ethanol Intoxication Sensing Technologies and Techniques. Sensors, 22(18), article number 6819. doi: 10.3390/s22186819

Roldan, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Head Phantom Optical Properties Validation for Near-Infrared Measurements: A Comparison with Animal Tissue. In: 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 11-15 Jul 2022, Glasgow, Scotland, United Kingdom. doi: 10.1109/EMBC48229.2022.9871103

May, J. M. ORCID: 0000-0002-8659-756X, Nomoni, M., Budidha, K. , Choi, C. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Mechanical Testing of Artificial Vessels and Tissues for Photoplethysmography Phantoms. In: 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 11-15 Jul 2022, Glasgow, United Kingdom. doi: 10.1109/embc48229.2022.9871830

Al-Halawani, R., Chatterjee, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Monte Carlo Simulation of the Effect of Human Skin Melanin in Light-Tissue Interactions. In: 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 11-15 Jul 2022, Glasgow, Scotland, United Kingdom. doi: 10.1109/EMBC48229.2022.9871350

Sheikh, M., Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Optical Detection of Lithium Therapeutic Levels in Porcine Interstitial Fluid Collected Using a Hollow Microneedle. In: 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 11-15 Jul 2022, Glasgow, Scotland, United Kingdom. doi: 10.1109/EMBC48229.2022.9871289

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, Budidha, K., Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Mamouei, M. H.view all authors (2022). Comparison of pulse rate variability and morphological features of photoplethysmograms in estimation of blood pressure. Biomedical Signal Processing and Control, 78, article number 103968. doi: 10.1016/j.bspc.2022.103968

Charlton, P. H., Kotzen, K., Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 , Aston, P. J., Budidha, K., Mant, J., Pettit, C., Behar, J. A. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Detecting beats in the photoplethysmogram: benchmarking open-source algorithms. Physiological Measurement, 43(8), article number 085007. doi: 10.1088/1361-6579/ac826d

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Photoplethysmography-Based Pulse Rate Variability and Haemodynamic Changes in the Absence of Heart Rate Variability: An In-Vitro Study. Applied Sciences, 12(14), article number 7238. doi: 10.3390/app12147238

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Outlier Management for Pulse Rate Variability Analysis from Photoplethysmographic Signals. 2022 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 2022-J, pp. 649-652. doi: 10.1109/embc48229.2022.9871942

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Effects of using different algorithms and fiducial points for the detection of interbeat intervals, and different sampling rates on the assessment of pulse rate variability from photoplethysmography. Computer Methods and Programs in Biomedicine, 218, article number 106724. doi: 10.1016/j.cmpb.2022.106724

Ahmed, T., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Physiological monitoring of stress and major depression: A review of the current monitoring techniques and considerations for the future. Biomedical Signal Processing and Control, 75, article number 103591. doi: 10.1016/j.bspc.2022.103591

Charlton, P. H., Pilt, K. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2022). Establishing best practices in photoplethysmography signal acquisition and processing. Physiological Measurement, 43(5), article number 050301. doi: 10.1088/1361-6579/ac6cc4

Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Charlton, P. H., Al-Halawani, R. & Shelley, K. H.view all authors (2022). Inaccuracy of pulse oximetry with dark skin pigmentation: clinical implications and need for improvement. British Journal of Anaesthesia, 130(1), e33-e36. doi: 10.1016/j.bja.2022.03.011

Charlton, P. H., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Mant, J. , Marozas, V., Chowienczyk, P. & Alastruey, J.view all authors (2022). Wearable Photoplethysmography for Cardiovascular Monitoring. Proceedings of the IEEE, 110(3), pp. 355-381. doi: 10.1109/jproc.2022.3149785

Sheikh, M., Qassem, M., Triantis, I. F. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2022). Advances in Therapeutic Monitoring of Lithium in the Management of Bipolar Disorder. Sensors, 22(3), article number 736. doi: 10.3390/s22030736

May, J. M. ORCID: 0000-0002-8659-756X, Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, Nomoni, M. , Budidha, K. ORCID: 0000-0002-6329-8399, Choi, C. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). Effects of Contact Pressure in Reflectance Photoplethysmography in an In Vitro Tissue-Vessel Phantom. Sensors, 21(24), article number 8421. doi: 10.3390/s21248421

Roldan, M., Chatterjee, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Brain Light-Tissue Interaction Modelling: Towards a non-invasive sensor for Traumatic Brain Injury. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9630909

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Effect of Filtering of Photoplethysmography Signals in Pulse Rate Variability Analysis*. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9629521

Pilt, K., May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). In-Vitro Investigation of Flow Profiles in Arteries Using the Photoplethysmograph. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9629713

Baishya, N., Mamouei, M., Budidha, K. ORCID: 0000-0002-6329-8399 , Qassem, M., Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). In-vivo quantification of lactate using Near Infrared reflectance spectroscopy. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9630235

Budidha, K. ORCID: 0000-0002-6329-8399, Chatterjee, S., Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). Monte Carlo Characterization of Short-Wave Infrared Optical Wavelengths for Biosensing Applications. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9630061

Sheikh, M., Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Optical Determination of Lithium Levels in Artificial Interstitial Fluid for Treatment Management of Bipolar Disorder. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9630680

El Hajj, C. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Recurrent Neural Network Models for Blood Pressure Monitoring Using PPG Morphological Features. In: 2021 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 1-5 Nov 2021, Mexico. doi: 10.1109/EMBC46164.2021.9630319

Allen, J. ORCID: 0000-0002-7263-0533, Zheng, D. ORCID: 0000-0001-8077-4548, Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Elgendi, M. ORCID: 0000-0003-1831-0202view all authors (2021). Photoplethysmography (PPG): state-of-the-art methods and applications. Physiological Measurement, 42(10), article number 100301. doi: 10.1088/1361-6579/ac2d82

Mamouei, M., Chatterjee, S., Razban, M. , Qassem, M. & Kyriacou, P. ORCID: 0000-0002-2868-485Xview all authors (2021). Design and analysis of a continuous and non-invasive multi-wavelength optical sensor for measurement of dermal water content. Basel, Switzerland. doi: 10.20944/preprints202102.0414.v1

Baishya, N., Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399 , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). Comparison of Dual Beam Dispersive and FTNIR Spectroscopy for Lactate Detection. Sensors, 21(5), article number 1891. doi: 10.3390/s21051891

Mamouei, M. H., Chatterjee, S. ORCID: 0000-0002-7735-6123, Razban, M. , Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). Design and Analysis of a Continuous and Non-Invasive Multi-Wavelength Optical Sensor for Measurement of Dermal Water Content. Sensors, 21(6), pp. 4353-4356. doi: 10.3390/s21062162

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, May, J.M. ORCID: 0000-0002-8659-756X, Elgendi, Mohamed & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). Differential effects of the blood pressure state on pulse rate variability and heart rate variability in critically ill patients.. npj Digital Medicine, 4(1), article number 82. doi: 10.1038/s41746-021-00447-y

Chatterjee, S., Budidha, K. ORCID: 0000-0002-6329-8399, Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). In-silico investigation towards the non-invasive optical detection of blood lactate. Scientific Reports, 11(1), article number 14274. doi: 10.1038/s41598-021-92803-x

Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Introduction to photoplethysmography. In: Allen, J. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (Eds.), Photoplethysmography. (pp. 1-16). London, UK: Elsevier. doi: 10.1016/b978-0-12-823374-0.00001-3

Roldan, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Near-Infrared Spectroscopy (NIRS) in Traumatic Brain Injury (TBI). Sensors, 21(5), article number 1586. doi: 10.3390/s21051586

Sheikh, M., Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2021). Wearable, Environmental, and Smartphone-Based Passive Sensing for Mental Health Monitoring. Frontiers in Digital Health, 3, article number 662811. doi: 10.3389/fdgth.2021.662811

Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399, Baishya, N. , Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2021). An empirical investigation of deviations from the Beer-Lambert law in optical estimation of lactate. Scientific Reports, 11(1), article number 13734. doi: 10.1038/s41598-021-92850-4

Baishya, N. ORCID: 0000-0002-2231-6132, Mamouei, M. H., Budidha, K. , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). In-vitro spectrometric analysis of hyperlactatemia and lactic acidosis in buffer relating to sepsis. Journal of Near Infrared Spectroscopy, 29(1), pp. 53-59. doi: 10.1177/0967033520968951

Charlton, P. H., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Mant, J. & Alastruey, J.view all authors (2020). Acquiring Wearable Photoplethysmography Data in Daily Life: The PPG Diary Pilot Study. Engineering Proceedings, 2(1), doi: 10.3390/ecsa-7-08233

Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Zaman, T. & Pal, S. K. (2020). Photoplethysmography in post-operative monitoring of deep inferior epigastric perforator (DIEP) free flaps. Physiological Measurement, 41(12), article number 124001. doi: 10.1088/1361-6579/abc4c8

Baishya, N., Momouei, M., Budidha, K. ORCID: 0000-0002-6329-8399 , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Near infrared spectrometric investigation of lactate in a varying pH buffer. Journal of Near Infrared Spectroscopy, 28(5-6), pp. 328-333. doi: 10.1177/0967033520905374

Roldan, M., Abay, T. Y. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). Non-invasive techniques for multimodal monitoring in Traumatic Brain Injury (TBI): systematic review and meta-analysis. Journal of Neurotrauma, 37(23), pp. 2445-2453. doi: 10.1089/neu.2020.7266

Leandrou, S., Lamnisos, D., Kyriacou, P. A. ORCID: 0000-0002-2868-485X , Constanti, S. & Pattichis, C. S.view all authors (2020). Comparison of 1.5 T and 3 T MRI hippocampus texture features in the assessment of Alzheimer's disease. Biomedical Signal Processing and Control, 62, article number 102098. doi: 10.1016/j.bspc.2020.102098

Kumar, N., Khader, S. M. Abdul, Pai, R. , Khan, S. H. ORCID: 0000-0001-5589-6914 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Fluid structure interaction study of stenosed carotid artery considering the effects of blood pressure. International Journal of Engineering Science, 154, article number 103341. doi: 10.1016/j.ijengsci.2020.103341

El Hajj, C. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). Cuffless and Continuous Blood Pressure Estimation from PPG Signals Using Recurrent Neural Networks. In: 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 20-24 Jul 2020, Online. doi: 10.1109/EMBC44109.2020.9175699

Nomoni, M., May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). Fabricating Novel PDMS Vessels for Phantoms in Photoplethysmography Investigations. In: 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). doi: 10.1109/EMBC44109.2020.9176476

Baishya, N. ORCID: 0000-0002-2231-6132, Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399 , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Near Infrared and Aquaphotomic analysis of water absorption in lactate containing media. In: Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS. 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 20-24 Jul 2020, Online. doi: 10.1109/EMBC44109.2020.9176675

Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399, Baishya, N. ORCID: 0000-0002-2231-6132 , Qassem, M. ORCID: 0000-0003-0730-3189 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). The efficacy of support vector machines in modelling deviations from the Beer-Lambert law for optical measurement of lactate. In: 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), 20-24 Jul 2020, Online. doi: 10.1109/EMBC44109.2020.9175215

Baishya, N., Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399 , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Investigations into the Effects of pH on Quantitative Measurements of Lactate in Biological Media Using ATR-FTIR Spectroscopy. Molecules, 25(16), article number 3695. doi: 10.3390/molecules25163695

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, May, J.M. ORCID: 0000-0002-8659-756X, Torres, R. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Pulse rate variability in cardiovascular health: a review on its applications and relationship with heart rate variability. Physiological Measurement, 41(7), article number 07TR01. doi: 10.1088/1361-6579/ab998c

Kumar, N., Abdul Khader, S. M., Pai, R. B. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Khan, S. ORCID: 0000-0001-5589-6914, Prakashini, K. & Srikanth Rao, D.view all authors (2020). Effect of Newtonian and non-Newtonian flow in subject specific carotid artery. Journal of Engineering Science and Technology, 15(4), pp. 2746-2763.

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, Budidha, K. ORCID: 0000-0002-6329-8399, Abay, T. Y. , May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Heart Rate Variability and Multi-Site Pulse Rate Variability for the Assessment of Autonomic Responses to Whole-Body Cold Exposure. In: 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). doi: 10.1109/EMBC44109.2020.9175856

Mamouei, M., Qassem, M. ORCID: 0000-0003-0730-3189, Razban, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Measurement of dermal water content using a multi-wavelength optical sensor. In: 2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). doi: 10.1109/EMBC44109.2020.9176619

Mejía-Mejía, E. ORCID: 0000-0002-5357-4329, Budidha, K. ORCID: 0000-0002-6329-8399, Abay, T. Y. , May, J.M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Heart Rate Variability (HRV) and Pulse Rate Variability (PRV) for the Assessment of Autonomic Responses. Frontiers and Physiology, 11, pp. 1-17. doi: 10.3389/fphys.2020.00779

Chatterjee, S. ORCID: 0000-0002-7735-6123, Budidha, K. ORCID: 0000-0002-6329-8399 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). Investigating the origin of photoplethysmographyusing a multiwavelength Monte Carlo model. Physiological Measurement, 41(8), article number 084001. doi: 10.1088/1361-6579/aba008

Welykholowa, K., Hosanee, M., Chan, G. , Cooper, R., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Zheng, D., Allen, J., Abbott, D., Menon, C., Lovell, N. H., Howard, N., Chan, W-S., Lim, K., Fletcher, R., Ward, R. & Elgendi, M.view all authors (2020). Multimodal Photoplethysmography-Based Approaches for Improved Detection of Hypertension. Journal of Clinical Medicine, 9(4), article number 1203. doi: 10.3390/jcm9041203

El-Hajj, C. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). A review of machine learning techniques in photoplethysmography for the non-invasive cuff-less measurement of blood pressure. Biomedical Signal Processing and Control, 58, article number 101870. doi: 10.1016/j.bspc.2020.101870

Leandrou, S., Lamnisos, D., Mamais, I. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Pattichis, C. S. & Alzheimer’s Disease and Neuroimaging Initiativeview all authors (2020). Assessment of Alzheimer's Disease Based on Texture Analysis of the Entorhinal Cortex. Frontiers in Aging Neuroscience, 12, article number 176. doi: 10.3389/fnagi.2020.00176

Mamouei, M. H., Budidha, K. ORCID: 0000-0002-6329-8399, Baishya, N. ORCID: 0000-0002-2231-6132 , Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Comparison of wavelength selection methods for in-vitro estimation of lactate: a new unconstrained, genetic algorithm-based wavelength selection. Scientific Reports, 10(1), article number 16905. doi: 10.1038/s41598-020-73406-4

Leandrou, S., Lamnisos, D., Mamais, I. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Pattichis, C. S.view all authors (2020). Corrigendum: Assessment of Alzheimer's Disease Based on Texture Analysis of the Entorhinal Cortex. Frontiers in Aging Neuroscience, 12, article number 596070. doi: 10.3389/fnagi.2020.596070

Hosanee, M., Chan, G., Welykholowa, K. , Cooper, R., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Zheng, D., Allen, J., Abbott, D., Menon, C., Lovell, N. H., Howard, N., Chan, W-S., Lim, K., Fletcher, R., Ward, R. & Elgendi, M.view all authors (2020). Cuffless Single-Site Photoplethysmography for Blood Pressure Monitoring. Journal of Clinical Medicine, 9(3), article number 723. doi: 10.3390/jcm9030723

Budidha, K. ORCID: 0000-0002-6329-8399, Mamouei, M. H., Baishya, N. ORCID: 0000-0002-2231-6132 , Qassem, M. ORCID: 0000-0003-0730-3189, Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). Identification and Quantitative Determination of Lactate Using Optical Spectroscopy—Towards a Noninvasive Tool for Early Recognition of Sepsis. Sensors, 20(18), article number 5402. doi: 10.3390/s20185402

Chatterjee, S. ORCID: 0000-0002-7735-6123, Patel, Z., Thaha, M. A. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2020). In silico and in vivo investigations using an endocavitary photoplethysmography sensor for tissue viability monitoring. Journal of Biomedical Optics, 25(02), article number 027001. doi: 10.1117/1.jbo.25.2.027001

Nomoni, M., May, J. M. ORCID: 0000-0002-8659-756X & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2020). Novel Polydimethylsiloxane (PDMS) Pulsatile Vascular Tissue Phantoms for the In-Vitro Investigation of Light Tissue Interaction in Photoplethysmography. SENSORS, 20(15), article number 4246. doi: 10.3390/s20154246

Chan, G., Cooper, R., Hosanee, M. , Welykholowa, K., Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Zheng, D., Allen, J., Abbott, D., Lovell, N. H., Fletcher, R. & Elgendi, M.view all authors (2019). Multi-Site Photoplethysmography Technology for Blood Pressure Assessment: Challenges and Recommendations. Journal of Clinical Medicine, 8(11), article number 1827. doi: 10.3390/jcm8111827

Nomoni, M., Kyriacou, P. A. & May, J.M. ORCID: 0000-0002-8659-756X (2019). A Pulsatile Optical Tissue Phantom for the Investigation of Light-Tissue Interaction in Reflectance Photoplethysmography. In: 2019 41st Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC). 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 23 - 27 July 2019, Berlin, Germany. doi: 10.1109/EMBC.2019.8857036

May, J.M., Phillips, J. P. ORCID: 0000-0003-3486-3704, Snidvongs, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). The Sensing Endotracheal Tube. In: 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 2019 41st Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC, 23 - 27 July 2019, Berlin, Germany. doi: 10.1109/EMBC.2019.8856662

May, J.M., Phillips, J. P., Fitchat, T. , Ramaswamy, S., Snidvongs, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea. Biosensors, 9(4), article number 119. doi: 10.3390/bios9040119

Chatterjee, S. ORCID: 0000-0002-7735-6123 & Kyriacou, P. A. (2019). Estimating the Dependence of Differential Pathlength Factor on Blood Volume and Oxygen Saturation using Monte Carlo method. 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 75-78. doi: 10.1109/embc.2019.8856437

Patel, Z., Chatterjee, S. ORCID: 0000-0002-7735-6123, Thaha, M. A. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). A Multilayer Monte Carlo Model for the Investigation of Optical Path and Penetration Depth at Different Perfusion States of the Colon. 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2019, pp. 75-78. doi: 10.1109/EMBC.2019.8856763

Kumar, N., Khader, A., Pai, R. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Khan, S. ORCID: 0000-0001-5589-6914 & Koteshwara, P.view all authors (2019). Computational fluid dynamic study on effect of Carreau-Yasuda and Newtonian blood viscosity models on hemodynamic parameters. Journal of Computational Methods in Sciences and Engineering, 19(2), pp. 465-477. doi: 10.3233/jcm-181004

Qassem, M. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2019). Review of Modern Techniques for the Assessment of Skin Hydration. Cosmetics, 6(1), article number 19. doi: 10.3390/cosmetics6010019

Qassem, M. ORCID: 0000-0003-0730-3189, Constantinou, L., Triantis, I. ORCID: 0000-0002-8900-781X , Hickey, M., Palazidou, E. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). A Method for Rapid, Reliable, and Low-Volume Measurement of Lithium in Blood for Use in Bipolar Disorder Treatment Management. IEEE Transactions on Biomedical Engineering, 66(1), pp. 130-137. doi: 10.1109/tbme.2018.2836148

Chatterjee, S. ORCID: 0000-0002-7735-6123 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2019). Monte Carlo model for reflectance Pulse Oximetry using pulsatile monolayer perfused skin tissue. Journal of Physics: Conference Series, 1151, article number 12005. doi: 10.1088/1742-6596/1151/1/012005

Mamouei, M. H., Qassem, M., Budidha, K. ORCID: 0000-0002-6329-8399 , Baishya, N., Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). Comparison of a Genetic Algorithm Variable Selection and Interval Partial Least Squares for quantitative analysis of lactate in PBS. 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3239-3242. doi: 10.1109/embc.2019.8856765

Budidha, K. ORCID: 0000-0002-6329-8399, Mamouei, M. H., Baishya, N. , Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). In vitro quantification of lactate in Phosphate Buffer Saline (PBS) samples. 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 1205-1208. doi: 10.1109/embc.2019.8857756

Chatterjee, S. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2019). Monte Carlo Analysis of Optical Interactions in Reflectance and Transmittance Finger Photoplethysmography. Sensors, 19(4), article number 789. doi: 10.3390/s19040789

Baishya, N., Budidha, K. ORCID: 0000-0002-6329-8399, Mamouei, M. H. , Qassem, M., Vadgama, P. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2019). Near Infrared Spectrometric Investigations on the behaviour of Lactate. 2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 5769-5772. doi: 10.1109/embc.2019.8857833

Kyriacou, P. ORCID: 0000-0002-2868-485X, Budidha, K. ORCID: 0000-0002-6329-8399 & Abay, T. Y. (2019). Optical Techniques for Blood and Tissue Oxygenation. In: Narayan, R. (Ed.), Encyclopedia of Biomedical Engineering. (pp. 461-472). Elsevier. doi: 10.1016/b978-0-12-801238-3.10886-4

Abay, T., Shafqat, K. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2019). Perfusion Changes at the Forehead Measured by Photoplethysmography during a Head-Down Tilt Protocol. Biosensors, 9(2), article number 71. doi: 10.3390/bios9020071

Budidha, K. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2019). Photoplethysmography for Quantitative Assessment of Sympathetic Nerve Activity (SNA) During Cold Stress. Frontiers in Physiology, 9(JAN), article number 1863. doi: 10.3389/fphys.2018.01863

Escobar-Restrepo, B., Torres-Villa, R. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2018). Evaluation of the Linear Relationship Between Pulse Arrival Time and Blood Pressure in ICU Patients: Potential and Limitations. Frontiers in Physiology, 9, article number 1848. doi: 10.3389/fphys.2018.01848

Rahman, E., Powner, M. B. ORCID: 0000-0003-4913-1004, Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Triantis, I. ORCID: 0000-0002-8900-781Xview all authors (2018). Assessment of the Complex Refractive Indices of Xenopus Laevis Sciatic Nerve for the Optimisation of Optical (NIR) Neurostimulation. IEEE Transactions on Neural Systems and Rehabilitation Engineering, 26(12), pp. 2306-2314. doi: 10.1109/tnsre.2018.2878107

Villa-Arango, S., Betancur Sánchez, D., Torres, R. & Kyriacou, P. ORCID: 0000-0002-2868-485Xview all authors (2018). Use of Transient Time Response as a Measure to Characterize Phononic Crystal Sensors. Basel, Switzerland. doi: 10.20944/preprints201808.0351.v1

Chatterjee, S., Abay, T. Y., Phillips, J. P. ORCID: 0000-0003-3486-3704 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2018). Investigating optical path and differential pathlength factor in reflectance photoplethysmography for the assessment of perfusion. Journal of Biomedical Optics, 23(07), article number 075005. doi: 10.1117/1.jbo.23.7.075005

Leandrou, S., Mamais, I., Petroudi, S. , Kyriacou, P. A. ORCID: 0000-0002-2868-485X, Reyes-Aldasoro, C. C. ORCID: 0000-0002-9466-2018 & Pattichis, C. S.view all authors (2018). Hippocampal and entorhinal cortex volume changes in Alzheimer's disease patients and mild cognitive impairment subjects.. BHI, pp. 235-238. doi: 10.1109/BHI.2018.8333412

Budidha, K. ORCID: 0000-0002-6329-8399, Rybynok, V & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2018). Design and Development of a Modular, Multichannel Photoplethysmography System. IEEE Transactions on Instrumentation and Measurement, 67(8), pp. 1954-1965. doi: 10.1109/tim.2018.2810643

Leandrou, S., Petroudi, S., Reyes-Aldasoro, C. C. , Kyriacou, P. A. & Pattichis, C. S.view all authors (2018). Quantitative MRI Brain Studies in Mild Cognitive Impairment and Alzheimer's disease: A Methodological Review. IEEE Reviews in Biomedical Engineering, 11(99), pp. 97-111. doi: 10.1109/rbme.2018.2796598

Njoum, H. & Kyriacou, P. A. (2018). In vitro validation of measurement of volume elastic modulus using photoplethysmography. Medical Engineering & Physics, 52, pp. 10-21. doi: 10.1016/j.medengphy.2017.11.011

Qassem, M., Triantis, I. ORCID: 0000-0002-8900-781X, Hickey, M. , Palazidou, E. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2018). Methodology for rapid assessment of blood lithium levels in ultramicro volumes of blood plasma for applications in personal monitoring of patients with bipolar mood disorder. Journal of Biomedical Optics (JBO), 23(10), article number 107004. doi: 10.1117/1.jbo.23.10.107004

Hantschke, M., Sideris, D., Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Triantis, I. ORCID: 0000-0002-8900-781Xview all authors (2018). Optimization of Tetrapolar Impedance Electrodes in Microfluidic Devices for Point of Care Diagnostics using Finite Element Modeling. In: 2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 18-21 Jul 2018, Honolulu, USA. doi: 10.1109/embc.2018.8513467

Villa-Arango, S., Betancur, D., Torres, R. & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2018). Use of Transient Time Response as a Measure to Characterize Phononic Crystal Sensors. Sensors, 18(11), article number 3618. doi: 10.3390/s18113618

Patel, Z., Thaha, M. A. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2018). The effects of optical sensor-tissue separation in endocavitary photoplethysmography. Physiological Measurement, 39(7), article number 075001. doi: 10.1088/1361-6579/aacc1d

Constantinou, L., Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Triantis, I. (2017). Towards an optimized tetrapolar electrical impedance lithium detection probe for bipolar disorder: A simulation study. 2017 IEEE SENSORS, 2017-D, doi: 10.1109/ICSENS.2017.8234225

Patel, Z., Thaha, M. A. & Kyriacou, P. A. (2017). Development of an intraluminal intestinal photoplethysmography sensor. Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, pp. 1840-1843. doi: 10.1109/EMBC.2017.8037204

Chatterjee, S., Phillips, J. P. & Kyriacou, P. A. (2017). Investigating optical path in reflectance pulse oximetry using a multilayer monte carlo model. SPIE Proceedings, 10411, doi: 10.1117/12.2281612

Abay, T. Y. & Kyriacou, P. A. (2017). Photoplethysmography for blood volumes and oxygenation changes during intermittent vascular occlusions. Journal of Clinical Monitoring and Computing, 32(3), pp. 447-455. doi: 10.1007/s10877-017-0030-2

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2017). Dual pO₂/pCO₂ fibre optic sensing film. The Analyst, 142(10), pp. 1711-1719. doi: 10.1039/c7an00173h

Njoum, H. & Kyriacou, P. A. (2017). Photoplethysmography for the Assessment of Haemorheology. Scientific Reports, 7(1), pp. 1-11. doi: 10.1038/s41598-017-01636-0

Constantinou, L., Triantis, I., Hickey, M. & Kyriacou, P. A.view all authors (2017). On the merits of tetrapolar impedance spectroscopy for monitoring lithium concentration variations in human blood plasma. IEEE Transactions on Biomedical Engineering, 64(3), pp. 601-609. doi: 10.1109/tbme.2016.2570125

Villa-Arango, S., Torres Villa, R., Kyriacou, P. A. & Lucklum, R.view all authors (2017). Fully-disposable multilayered phononic crystal liquid sensor with symmetry reduction and a resonant cavity. Measurement: Journal of the International Measurement Confederation, 102, pp. 20-25. doi: 10.1016/j.measurement.2017.01.051

Budidha, K. & Kyriacou, P. A. (2017). In vivo investigation of ear canal pulse oximetry during hypothermia. Journal of Clinical Monitoring and Computing, 32(1), pp. 97-107. doi: 10.1007/s10877-017-9975-4

Hashim, Z.Q., Constantinou, L., Kyriacou, P. A. & Triantis, I.view all authors (2017). A novel approach to transcutaneous localization of blood vessels using a dynamically reconfigurable electrode (DRE) array. In: 2016 IEEE Biomedical Circuits and Systems Conference (BioCAS). . Institute of Electrical and Electronics Engineers (IEEE). doi: 10.1109/BioCAS.2016.7833822

Villa-Arango, S., Torres, R., Kyriacou, P. A. & Lucklum, R.view all authors (2017). Acoustic spectrometer: Resonant sensing platform for measuring volumetric properties of liquid samples. IFMBE Proceedings, 60, pp. 70-73. doi: 10.1007/978-981-10-4086-3_18

Villa-Arango, S., Betancur Sánchez, D., Torres, R. , Kyriacou, P. A. & Lucklum, R.view all authors (2017). Differential Phononic Crystal Sensor: Towards a Temperature Compensation Mechanism for Field Applications Development. Sensors, 17(9), article number 1960. doi: 10.3390/s17091960

Papadopoulos, N., Kyriacou, P. A. & Damianou, C. (2017). Review of Protocols Used in Ultrasound Thrombolysis. Journal of Stroke and Cerebrovascular Diseases, 26(11), pp. 2447-2469. doi: 10.1016/j.jstrokecerebrovasdis.2017.07.032

May, J. M., Kyriacou, P. A. ORCID: 0000-0002-2868-485X & Petros, A. J. (2017). A novel fontanelle probe for sensing oxygen saturation in the neonate. Biomedical Physics and Engineering Express, 3(1), article number 015023. doi: 10.1088/2057-1976/aa5946

Chatterjee, S., Phillips, J. P. ORCID: 0000-0003-3486-3704 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2016). Monte Carlo investigation of the effect of blood volume and oxygen saturation on optical path in reflectance pulse oximetry. Biomedical Physics and Engineering Express, 2(6), article number 065018. doi: 10.1088/2057-1976/2/6/065018

Belhaj, A., Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2016). Comparison of non-invasive peripheral venous saturations with venous blood co-oximetry. Journal of Clinical Monitoring and Computing, 31(6), pp. 1213-1220. doi: 10.1007/s10877-016-9959-9

Qassem, M., Hickey, M. & Kyriacou, P. A. (2016). Colorimetric determinations of lithium levels in drop-volumes of human plasma for monitoring patients with bipolar mood disorder. Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, 2016, doi: 10.1109/EMBC.2016.7591889

Njoum, H. & Kyriacou, P. A. (2016). Photoplethysmography: Towards a non-invasive pressure measurement technique. In: IEEE. 2016 IEEE 38th Annual International Conference of the Engineering in Medicine and Biology Society (EMBC), 16-22 Aug 2016, Orlando, USA. doi: 10.1109/EMBC.2016.7590776

Hickey, M., Phillips, J. P. & Kyriacou, P. A. (2016). Investigation of peripheral photoplethysmographic morphology changes induced during a hand-elevation study. Journal of Clinical Monitoring and Computing, 30(5), pp. 727-736. doi: 10.1007/s10877-015-9761-0

Villa-Arango, S., Torres Villa, R., Kyriacou, P. A. & Lucklum, R.view all authors (2016). Cavity Resonance Sensor with Disposable Analyte Container for Point of Care Testing. IEEE Sensors Journal, 16(17), pp. 6727-6732. doi: 10.1109/jsen.2016.2584240

Abay, T. Y. & Kyriacou, P. A. (2016). Comparison of NIRS, laser Doppler flowmetry, photoplethysmography, and pulse oximetry during vascular occlusion challenges. Physiological Measurement, 37(4), pp. 503-514. doi: 10.1088/0967-3334/37/4/503

Sklia, D., Kyriacou, P. A. & Petros, A. J. (2016). Determining the optimal site for imaging the microcirculation in neonates using sidestream dark – field imaging. IFMBE Proceedings, 57, pp. 378-381. doi: 10.1007/978-3-319-32703-7_74

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2016). Fiber-optic fluorescence-quenching oxygen partial pressure sensor using platinum octaethylporphyrin. Applied Optics, 55(21), pp. 5603-5609. doi: 10.1364/ao.55.005603

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2016). Method for producing angled optical fiber tips in the laboratory. Optical Engineering, 55(2), article number 026120. doi: 10.1117/1.oe.55.2.026120

Njoum, H. & Kyriacou, P. A. (2016). Photoplethysmography for an independent measure of pulsatile pressure under controlled flow conditions. Physiological Measurement, 38(2), pp. 87-100. doi: 10.1088/1361-6579/38/2/87

Leandrou, S., Petroudi, S., Kyriacou, P. A. , Reyes-Aldasoro, C. C. & Pattichis, C. S.view all authors (2015). An overview of quantitative magnetic resonance imaging analysis studies in the assessment of alzheimer’s disease. IFMBE Proceedings, 57, pp. 281-286. doi: 10.1007/978-3-319-32703-7_56

Abay, T. & Kyriacou, P. A. (2015). Accuracy of reflectance photoplethysmography on detecting cuff-induced vascular occlusions. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015, pp. 861-864. doi: 10.1109/EMBC.2015.7318498

Chatterjee, S., Phillips, J. P. & Kyriacou, P. A. (2015). Differential pathlength factor estimation for brain-like tissue from a single-layer Monte Carlo model. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015, pp. 3279-3282. doi: 10.1109/EMBC.2015.7319092

McGuinness-Abdollahi, Z., Thaha, M. A., Ramsanahie, A. , Ahmed, S., Kyriacou, P. A. & Phillips, J. P.view all authors (2015). Intraoperative monitoring of intestinal viability: Evaluation of a new combined sensor. Engineering in Medicine and Biology Society (EMBC), 2015 37th Annual International Conference of the IEEE, 2015, pp. 5126-5129. doi: 10.1109/EMBC.2015.7319545

Budidha, K. & Kyriacou, P. A. (2015). Investigation of photoplethysmography and arterial blood oxygen saturation from the ear-canal and the finger under conditions of artificially induced hypothermia. Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS, 2015-N, pp. 7954-7957. doi: 10.1109/EMBC.2015.7320237

Budidha, K., Abay, T. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2015). Investigation of photoplethysmography, laser doppler flowmetry and near infrared spectroscopy during induced thermal stress. In: 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 25-29 Aug 2015, Milan, Italy. doi: 10.1109/EMBC.2015.7319861

Davenport, J. J., Hickey, M., Phillips, J. P. & Kyriacou, P. A.view all authors (2015). A fiberoptic sensor for tissue carbon dioxide monitoring. 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2015, pp. 7942-7945. doi: 10.1109/EMBC.2015.7320234

Ysehak Abay, T., Budidha, K. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2015). Assessment of Blood Flow, Blood Volume and Haemoglobin concentrations by Photoplethysmography during induced hypothermia

Budidha, K. ORCID: 0000-0002-6329-8399, Ysehak Abay, T. ORCID: 0000-0002-9096-7551 & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2015). Comparison of cerebral blood flow auto regulation with peripheral blood flow autoregulation using photoplethysmography

Shafqat, K., Ysehak Abay, T. ORCID: 0000-0002-9096-7551, Budidha, K. ORCID: 0000-0002-6329-8399 & Kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2015). Empirical Mode Decomposition of NIRS signals for assessment of cerebral and muscle thermoregulation

Abdollahi, Z., Thaha, M. A., Ramsanahie, A. , Ahmed, S., Kyriacou, P. A. & Phillips, J. P.view all authors (2015). Performance of a novel optical sensor for intraoperative assessment of intestinal viability - 'proof of principle' study. GUT, 64, A47-A48. doi: 10.1136/gutjnl-2015-309861.95

Abay, T. & Kyriacou, P. A. (2015). Reflectance Photoplethysmography as Non-Invasive Monitoring of Tissue Blood Perfusion.. IEEE Trans Biomed Eng, 62(9), pp. 2187-2195. doi: 10.1109/tbme.2015.2417863

Hickey, M., Phillips, J.P. & Kyriacou, P. A. (2015). The effect of vascular changes on the photoplethysmographic signal at different hand elevations. Physiological Measurement, 36(3), pp. 425-440. doi: 10.1088/0967-3334/36/3/425

Abdollahi, Z., Kyriacou, P. A. & Phillips, J. P. (2015). Evaluation of optical interference in a combined measurement system used for assessment of tissue blood flow. SPIE Proceedings, 9315(93150R), doi: 10.1117/12.2079760

Hickey, M., Phillips, J. P. & Kyriacou, P. A. (2015). Venous pooling and drainage affects photoplethysmographic signals at different vertical hand positions. Optical Diagnostics and Sensing XV: Toward Point-of-Care Diagnostics, 9332, article number 93320I. doi: 10.1117/12.2076732

Shafqat, K., Langford, R. M. & Kyriacou, P. A. (2015). Estimation of instantaneous venous blood saturation using the Photoplethysmograph (PPG) waveform. Physiological Measurement, 36(10), pp. 2203-2214. doi: 10.1088/0967-3334/36/10/2203

May, J.M., Hickey, M., Triantis, I. , Palazidou, E. & Kyriacou, P. A.view all authors (2015). Spectrophotometric analysis of Lithium Carbonate used for Bipolar Disorder. Biomedical Optics Express, 6(3), pp. 1067-1073. doi: 10.1364/boe.6.001067

Qassem, M. & Kyriacou, P. A. (2014). Use of reflectance near-infrared spectroscopy to investigate the effects of daily moisturizer application on skin optical response and barrier function. Journal of Biomedical Optics, 19(8), article number 087007. doi: 10.1117/1.jbo.19.8.087007

Budidha, K. ORCID: 0000-0002-6329-8399, Njoum, H. & Kyriacou, P. A. ORCID: 0000-0002-2868-485X (2014). Investigation of pulse transit times using multi-site reflectance photoplethysmography under conditions of artificially induced peripheral vasoconstriction. Paper presented at the 7th World Congress of Biomechanics (WCB 2014), 7 Jul 2014, Boston, USA.

Budidha, K. & Kyriacou, P. A. (2014). The human ear canal: investigation of its suitability for monitoring photoplethysmographs and arterial oxygen saturation. Physiological Measurement, 35(2), pp. 111-128. doi: 10.1088/0967-3334/35/2/111

Kyriacou, P. A. & Phillips, J. P. (2014). Comparison of methods for determining pulse arrival time from Doppler and photoplethysmography signals. In: 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC). 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 26-30th August 3014, Chicago. doi: 10.1109/EMBC.2014.6944453

Qassem, M. & Kyriacou, P. A. (2014). Effectiveness of the DreamSkin (R) garment on relieving symptoms of Eczema/Dermatitis using electrical and spectroscopic methods: a case study. 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3723-3726. doi: 10.1109/EMBC.2014.6944432

Qassem, M. & Kyriacou, P. A. (2014). Investigating skin barrier function utilizing reflectance NIR Spectroscopy. 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2014, pp. 3735-3738. doi: 10.1109/embc.2014.6944435

Abay, T. & Kyriacou, P. A. (2014). Investigation of Photoplethysmography and Near Infrared Spectroscopy for the Assessment of Tissue Blood Perfusion. 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2014, pp. 5361-5364. doi: 10.1109/embc.2014.6944837

Budidha, K. & Kyriacou, P. A. (2014). Investigation of Pulse Transit Times utilizing multisite reflectance photoplethysmography under conditions of artificially induced peripheral vasoconstriction. 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 1965-1968. doi: 10.1109/EMBC.2014.6943998

Abay, T. & Kyriacou, P. A. (2014). Investigation of photoplethysmography and Near Infrared Spectroscopy for the assessment of tissue blood perfusion. Paper presented at the 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014, 26-08-2014 - 30-08-2014, Chicago, USA. doi: 10.1109/EMBC.2014.6944837

May, J.M., Hickey, M., Triantis, I. , Palazidou, E. & Kyriacou, P. A.view all authors (2014). Optical analysis of Lithium Carbonate: Towards the development of a Portable Lithium Blood Level analyzer for Bipolar Disorder Patients. 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 2077-2080. doi: 10.1109/EMBC.2014.6944025

May, J.M., Kyriacou, P. A., Honsel, M. & Petros, A. J.view all authors (2014). Investigation of photoplethysmographs from the anterior fontanelle of neonates. Physiological Measurement, 35(10), pp. 1961-1973. doi: 10.1088/0967-3334/35/10/1961

Terminelli, L., Carpignano, F., May, J.M. , Merlo, S. & Kyriacou, P. A.view all authors (2014). Photoplethysmography and electrocardiography for real time evaluation of pulse transit time A diagnostic marker of peripheral vascular diseases. In: 2014 Fotonica AEIT Italian Conference on Photonics Technologies. . Italy: IEEE Computer Society. doi: 10.1109/Fotonica.2014.6843951

Kyriacou, P. A. (2013). Direct pulse oximetry within the esophagus, on the surface of abdominal viscera, and on free flaps. Anesthesia & Analgesia, 117(4), pp. 824-833. doi: 10.1213/ane.0b013e3182a1bef6

Zaman, T., Kyriacou, P. A. & Pal, S. (2013). Free flap pulse oximetry utilizing reflectance photoplethysmography. Paper presented at the 35th Annual International Conference of the IEEE Engineering-in-Medicine-and-Biology-Society (EMBS), 2013, 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610433

Zaman, T., Pal, P. K. & Kyriacou, P. A. (2013). Pilot investigation of DIEP free flap perfusion utilising a multi-wavelength non-invasive optical sensor. British Journal of Anaesthesia, 110(5), 860P-885P. doi: 10.1093/bja/aes490

Phillips, J. P., Belhaj, A., Langford, R. M. & Kyriacou, P. A.view all authors (2013). Effect of respiratory-induced intensity variations on finger SpO(2) measurements in volunteers. 2013 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3937-3940. doi: 10.1109/EMBC.2013.6610406

Abdollahi, Z., Phillips, J. P. & Kyriacou, P. A. (2013). Evaluation of a combined reflectance photoplethysmography and laser Doppler flowmetry surface probe. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 1728-1731. doi: 10.1109/EMBC.2013.6609853

Zaman, T., Kyriacou, P. A. & Pal, S. (2013). Free flap pulse oximetry utilizing reflectance photoplethysmography. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 4046-4049. doi: 10.1109/EMBC.2013.6610433

Njoum, H. & Kyriacou, P. A. (2013). Investigation of finger reflectance photoplethysmography in volunteers undergoing a local sympathetic stimulation. Journal of Physics: Conference Series, 450(1), article number 012012. doi: 10.1088/1742-6596/450/1/012012

Kyriacou, P. A., Hickey, M. & Phillips, J. P. (2013). Pulse oximetry of body cavities and organs. Proceedings of 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 2664-2667. doi: 10.1109/EMBC.2013.6610088

Rybynok, V. & Kyriacou, P. A. (2013). Theory of Dynamic Pulsatile Spectroscopy for photoplethysmographic signals analysis. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2013, pp. 2652-2655. doi: 10.1109/EMBC.2013.6610085

Rybynok, V., May, J.M., Budidha, K. & Kyriacou, P. A.view all authors (2013). Design and Development of a novel Multi-channel Photoplethysmographic Research System. In: 2013 IEEE Point-of-Care Healthcare Technologies (PHT). (pp. 267-270). IEEE. doi: 10.1109/PHT.2013.6461336

Qassem, M. & Kyriacou, P. A. (2013). Comparing the rates of absorption and weight loss during a desorption test using near infrared spectroscopy. Skin Research and Technology, 19(2), pp. 137-144. doi: 10.1111/srt.12024

Rybynok, V., May, J.M., Budidha, K. & Kyriacou, P. A.view all authors (2013). Design and development of a novel multi-channel photoplethysmographic research system. Paper presented at the 35th Annual International Conference of the IEEE Engineering-in-Medicine-and-Biology-Society (EMBS), 2013, 03-07-2013 - 07-07-2013, Osaka, Japan.

Budidha, K. & Kyriacou, P. A. (2013). Development of an optical probe to investigate the suitability of measuring photoplethysmographs and blood oxygen saturation from the human auditory canal. 2013 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2013, pp. 1736-1739. doi: 10.1109/EMBC.2013.6609855

Budidha, K. & Kyriacou, P. A. (2013). Development of an optical probe to investigate the suitability of measuring photoplethysmographs and blood oxygen saturation from the human auditory canal. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC’13), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6609855

Phillips, J. P., Belhaj, A., Langford, R. M. & Kyriacou, P. A.view all authors (2013). Effect of respiratory-induced intensity variations on finger SpO2 measurements in volunteers. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC’13), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610406

Kyriacou, P. A., May, J.M. & Petros, A. J. (2013). Esophageal SpO2 measurements from a pediatric burns-patient: A case study. 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 2013, pp. 1732-1735. doi: 10.1109/EMBC.2013.6609854

Kyriacou, P. A. & May, J.M. (2013). Esophageal SpO2 measurements from a pediatric burns-patient: A case study. Paper presented at the The 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC’13), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6609854

Abdollahi, Z., Phillips, J. P. & Kyriacou, P. A. (2013). Evaluation of a combined reflectance photoplethysmography and laser Doppler flowmetry surface probe. Paper presented at the Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 3 July - 7 July 2013, Osaka. doi: 10.1109/EMBC.2013.6609853

Gowreesunker, B. L., Stankovic, S. B., Tassou, S. A. & Kyriacou, P. A.view all authors (2013). Experimental and numerical investigations of the optical and thermal aspects of a PCM-glazed unit. Energy and Buildings, 61, pp. 239-249. doi: 10.1016/j.enbuild.2013.02.032

Stankovic, S. B. & Kyriacou, P. A. (2013). Improved measurement technique for the characterization of organic and inorganic phase change materials using the T-history method. Applied Energy, 109, pp. 433-440. doi: 10.1016/j.apenergy.2013.01.079

Qassem, M. & Kyriacou, P. A. (2013). In vivo optical investigation of short term skin water contact and moisturizer application using NIR spectroscopy. In: Conf Proc IEEE Eng Med Biol Soc. Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 3 July - 7 July 2013, Osaka. doi: 10.1109/EMBC.2013.6610020

Qassem, M. & Kyriacou, P. A. (2013). In vivo optical investigation of short term skin water contact and moisturizer application using NIR spectroscopy. Paper presented at the 35th Annual International Conference of the IEEE Engineering-in-Medicine-and-Biology-Society (EMBS), 2013, 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610020

Belhaj, A., Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2013). Non-invasive optical estimation of local venous oxygen saturation. British Journal of Anaesthesia, 110(5), pp. 877-878. doi: 10.1093/bja/aes490

May, J.M., Kyriacou, P. A. & Petros, A. J. (2013). Pilot investigation of anterior fontanelle photoplethysmographic signals and their suitability in estimating arterial oxygen saturation. In: Conf Proc IEEE Eng Med Biol Soc. Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE, 3 July - 7 July 2013, Osaka. doi: 10.1109/EMBC.2013.6610086

Kyriacou, P. A., Hickey, M. & Phillips, J. P. (2013). Pulse oximetry of body cavities and organs. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 03-07-2013 - 07-07-2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610088

Rybynok, V. & Kyriacou, P. A. (2013). Theory of dynamic pulsatile spectroscopy for photoplethysmographic signals analysis. Paper presented at the 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS), 2013, 3-7 Jul 2013, Osaka, Japan. doi: 10.1109/EMBC.2013.6610085

Qassem, M. & Kyriacou, P. A. (2012). In vitro spectrophotometric near infrared measurements of skin absorption and dehydration. Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society., 2012, pp. 6044-6047. doi: 10.1109/EMBC.2012.6347372

May, J. M., Kyriacou, P. A., Honsel, M. & Petros, A. J.view all authors (2012). Photoplethysmographic and SpO(2) readings from the neonatal anterior fontanelle: a case study. Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society., 2012, pp. 1619-1622. doi: 10.1109/EMBC.2012.6346255

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2012). A new fibre optic pulse oximeter probe for monitoring splanchnic organ arterial blood oxygen saturation. Computer Methods and Programs in Biomedicine, 29(3), pp. 387-390. doi: 10.1007/978-3-642-13039-7_97

Shafique, M. & Kyriacou, P. A. (2012). Photoplethysmographic signals and blood oxygen saturation values during artificial hypothermia in healthy volunteers. Physiological Measurement, 33(12), pp. 2065-2078. doi: 10.1088/0967-3334/33/12/2065

Stanković, S. B. & Kyriacou, P. A. (2012). The effects of thermistor linearization techniques on the T-history characterization of phase change materials. Applied Thermal Engineering, 44(Nov), pp. 78-84. doi: 10.1016/j.applthermaleng.2012.03.032

Kyriacou, P. A. & Shafqat, K. (2012). Heart Rate Variability (HRV) and cardiovascular dynamic changes during local anesthesia. In: Kamath, M.V., Watanabe, M.A. & Upton, A.R.M. (Eds.), Heart Rate Variability (HRV) Signal Analysis: Clinical Applications. (pp. 221-240). CRC Press.

Couppis, A., Damianou, C., Kyriacou, P. A. , Lafon, C., Chavrier, F., Chapelon, J-Y. & Birer, A.view all authors (2012). Heart ablation using a planar rectangular high intensity ultrasound transducer and MRI guidance. Ultrasonics, 52(7), pp. 821-829. doi: 10.1016/j.ultras.2012.03.010

Rybynok, V., Budidha, K. ORCID: 0000-0002-6329-8399, May, J. ORCID: 0000-0002-8659-756X , Njoum, H., phillips, J. & kyriacou, P. A. ORCID: 0000-0002-2868-485Xview all authors (2012). ZenPPG: a modular multi-channel photoplethysmography system

Shafique, M., Kyriacou, P. A. & Pal, S. K. (2012). Investigation of photoplethysmographic signals and blood oxygen saturation values on healthy volunteers during cuff-induced hypoperfusion using a multimode PPG/SpO2 sensor. Medical and Biological Engineering and Computing, 50(6), pp. 1-9. doi: 10.1007/s11517-012-0910-z

Kyriacou, P. A. & Stankovic, S. B. (2012). Improved measurement technique for the characterisation of phase change materials using the T-history method. Paper presented at the 12th International Conference on Energy Storage (InnoStock 2012), 16-18 May 2012, Lleida, Spain.

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2012). Evaluation of Electrical and Optical Plethysmography Sensors for Noninvasive Monitoring of Hemoglobin Concentration. Sensors, 12(2), pp. 1816-1826. doi: 10.3390/s120201816

Kyriacou, P. A. (2012). Development and in vitro evaluation of an artificial spinal disc loading cell. 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 4887-4890. doi: 10.1109/EMBC.2012.6347089

Zaman, T., Kyriacou, P. A., Belhaj, A. , Langford, R. M. & Patel, H.view all authors (2012). Development of a Reflectance Photoplethysmographic Sensor used for the Assessment of Perfusion of Free Jejunum Flaps: a case report. In: Kyriacou, E., Promponas, V., Loizou, C. , Schizas, C. N. & Pattichis, C. S.view all authors (Eds.), 2012 IEEE 12th International Conference on Bioinformatics & Bioengineering (BIBE). . IEEE. doi: 10.1109/BIBE.2012.6399642

Kyriacou, P. A. (2012). Development and in vitro evaluation of an artificial spinal disc loading cell. Paper presented at the 34th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 28-08-2012 - 01-09-2012, San Diego, USA. doi: 10.1109/EMBC.2012.6347089

Kyriacou, P. A. (2012). Estimation of Venous oxygenation saturation using the finger Photoplethysmograph (PPG) waveform. Paper presented at the 34th Annual International Conference of the IEEE Engineering-in-Medicine-and-Biology-Society (EMBS), 28-08-2012 - 01-09-2012, San Diego, USA.

Phillips, J. P., Belhaj, A., Shafqat, K. , Langford, R. M., Shelley, K. H. & Kyriacou, P. A.view all authors (2012). Modulation of finger photoplethysmographic traces during forced respiration: venous blood in motion?. 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 3644-3647. doi: 10.1109/EMBC.2012.6346756

May, J.M., Kyriacou, P. A., Honsel, M. & Petros, A. J.view all authors (2012). Photoplethysmographic and SpO2 readings from the neonatal anterior fontanelle: a case study. Paper presented at the 34th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), 28-08-2012 - 01-09-2012, San Diego, USA. doi: 10.1109/EMBC.2012.6346255

Shafqat, K., Kyriacou, P. A., Pal, S. K. & Langford, R. M.view all authors (2011). Instantaneous venous oxygenation estimation using the Photoplethysmograph (PPG) waveform. Journal of Physics: Conference Series, 307(1), article number e012018. doi: 10.1088/1742-6596/307/1/012018

Phillips, J. P., Langford, R. M., Chang, S. H. , Kyriacou, P. A. & Jones, D. P.view all authors (2011). Photoplethysmographic measurements from the esophagus using a new fiber-optic reflectance sensor. Journal of Biomedical Optics (JBO), 16(7), article number 077005. doi: 10.1117/1.3598858

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2011). An in vivo investigation of photoplethysmographic signals and preliminary pulse oximetry estimation from the bowel using a new fiberoptic sensor. Anesthesia and Analgesia, 112(5), pp. 1104-1109. doi: 10.1213/ane.0b013e31820f8df3

Shafqat, K., Pal, S., Kumari, S. & Kyriacou, P. A.view all authors (2011). Empirical mode decomposition analysis of HRV data from patients undergoing local anaesthesia (brachial plexus block). Physiological Measurement, 32(4), pp. 483-497. doi: 10.1088/0967-3334/32/4/008

May, J.M., Kyriacou, P. A. & Petros, A. J. (2011). Development of an Optoelectronic Sensor for the Investigation of Photoplethysmographic Signals from the Anterior Fontanel of the Newborn. Engineering in Medicine and Biology Society, EMBC, 2011 Annual International Conference of the IEEE, pp. 18-21. doi: 10.1109/IEMBS.2011.6089886

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2011). Electro-optical Plethysmography for Non-invasive Estimation of Hemoglobin Concentration. Paper presented at the 2011 Annual International Conference of the IEEE, Aug. 30 2011-Sept. 3 2011, Boston, MA. doi: 10.1109/IEMBS.2011.6091079

Shafqat, K., Pal, S., Kumari, S. & Kyriacou, P. A.view all authors (2011). HRV analysis in local anesthesia using Continuous Wavelet Transform (CWT). Engineering in Medicine and Biology Society, EMBC, 2011 Annual International Conference of the IEEE, 2011, pp. 4808-4811. doi: 10.1109/iembs.2011.6091191

Aristovich, K. Y., Khan, S. & Borovkov, A. I. (2011). Investigation of optimal parameters for finite element solution of the forward problem in magnetic field tomography based on magnetoencephalography. Journal of Physics: Conference Series, 307(1), article number 012015. doi: 10.1088/1742-6596/307/1/012015

Shafique, M., Kyriacou, P. A. & Pal, S. K. (2011). Investigation of pulse oximeter failure rates during artificial hypoperfusion utilising a custom made multimode pulse oximetery sensor. Paper presented at the Engineering in Medicine and Biology Society, EMBC, 2011 Annual International Conference of the IEEE, Aug. 30 2011-Sept. 3 2011, Boston, MA.

Phillips, J. P. & Kyriacou, P. A. (2011). Photoplethysmographic sensors for perfusion measurements in spinal cord tissue. Journal of Physics: Conference Series, 307(1), article number 12016. doi: 10.1088/1742-6596/307/1/012016

Stankovic, S. B. & Kyriacou, P. A. (2011). Comparison of thermistor linearization techniques for accurate temperature measurement in phase change materials. Journal of Physics: Conference Series, 307(1), article number 12009. doi: 10.1088/1742-6596/307/1/012009

Zaman, T., Kyriacou, P. A. & Pal, S. (2011). Development of a Reflectance Photoplethysmographic Sensor used for the Assessment of Free Flap Perfusion. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EBMC 2011, Aug. 30 2011-Sept. 3 2011, Boston, MA. doi: 10.1109/IEMBS.2011.6090995

May, J.M., Kyriacou, P. A. & Petros, A. J. (2011). Development of an Optoelectronic Sensor for the Investigation of Photoplethysmographic Signals from the Anterior Fontanel of the Newborn. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. Engineering in Medicine and Biology Society, EMBC, 2011 Annual International Conference of the IEEE, Aug. 30 2011-Sept. 3 2011, Boston, MA. doi: 10.1109/IEMBS.2011.6089886

Phillips, J. P., Hickey, M. & Kyriacou, P. A. (2011). Electro-optical Plethysmography for Non-invasive Estimation of Hemoglobin Concentration. 2011 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC, pp. 4348-4351. doi: 10.1109/IEMBS.2011.6091079

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2011). Investigation of photoplethysmographic signals and blood oxygen saturation values obtained from human splanchnic organs using a fiber optic sensor. Journal of Clinical Monitoring and Computing, 25(4), pp. 245-255. doi: 10.1007/s10877-011-9302-4

Shafique, M., Kyriacou, P. A. & Pal, S. K. (2011). Investigation of pulse oximeter failure rates during artificial hypoperfusion utilising a custom made multimode pulse oximetery sensor. Engineering in Medicine and Biology Society, EMBC, 2011 Annual International Conference of the IEEE, 2011, pp. 4352-4355. doi: 10.1109/iembs.2011.6091080

Pancholi, M., Kyriacou, P. A. & Yeh, J. (2010). Design of an intelligent spinal artificial disk prosthesis for the investigation of in-vivo loading on the spine. Paper presented at the 2010 1st International Conference on Applied Bionics and Biomechanics (ICABB), 14-16 Oct 2010, Venice, Italy.

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2010). Cerebral Arterial Oxygen Saturation Measurements Using a Fiber-Optic Pulse Oximeter. Neurocritical Care, 13(2), pp. 278-285. doi: 10.1007/s12028-010-9349-y

Kyriacou, P. A. (2010). Temperature sensor technology. In: Jones, D. P. (Ed.), Biomedical Sensors. (pp. 1-38). New York: Momentum Press.

Damianou, C., Ioannides, K., Hadjisavvas, V. , Mylonas, N., Couppis, A., Iosif, D. & Kyriacou, P. A.view all authors (2010). MRI monitoring of lesions created at temperature below the boiling point and of lesions created above the boiling point using high intensity focused ultrasound. Journal of Biomedical Science and Engineering, 03(08), pp. 763-775. doi: 10.4236/jbise.2010.38102

Walton, Z. D., Kyriacou, P. A., Silverman, D. G. & Shelley, K. H.view all authors (2010). Measuring venous oxygenation using the photoplethysmograph waveform. Journal of Clinical Monitoring and Computing, 24(4), pp. 295-303. doi: 10.1007/s10877-010-9248-y

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2010). Measurement of splanchnic photoplethysmographic signals using a new reflectance fiber optic sensor. Journal of Biomedical Optics, 15(2), article number 027012. doi: 10.1117/1.3374355

Rybynok, V. & Kyriacou, P. A. (2010). Beer-Lambert law along non-linear mean light pathways for the rational analysis of Photoplethysmography. Paper presented at the 13th IMEKO TC1-TC7 Joint Symposium, 01 Sep - 03 Sep 2010, London, UK. doi: 10.1088/1742-6596/238/1/012061

Phillips, J. P., Kyriacou, P. A. & Jones, D. P. (2010). Calculation of Photon Path Changes due to Scatter in Monte Carlo Simulations. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5627216

Rybynok, V., Kyriacou, P. A., Binnersley, J. & Woodcock, A.view all authors (2010). Development of a personal electronic health record card in the United Kingdom. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5626004

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2010). Evaluation of a multimode photoplethysmographic sensor during cuff-induced hypoperfusion. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5627730

Phillips, J. P., Kyriacou, P. A., George, K. & Langford, R. M.view all authors (2010). Optical measurement of blood flow changes in spinal cord injury. Journal of Physics: Conference Series, 238(1), article number 12060. doi: 10.1088/1742-6596/238/1/012060

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2010). Preliminary assessment of abdominal organ perfusion utilizing a fiber optic photoplethysmographic sensor. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. 2010 Annual International Conference of the IEEE, Aug. 31 2010-Sept. 4 2010, Buenos Aires. doi: 10.1109/IEMBS.2010.5627751

Mylonas, Nicos, Ioannides, K., Hadjisavvas, V. , Iosif, D., Kyriacou, P. A. & Damianou, C.view all authors (2010). Evaluation of fast spin echo MRI sequence for an MRI guided high intensity focused ultrasound system for in vivo rabbit liver ablation. Journal of Biomedical Science and Engineering, 03(03), pp. 241-246. doi: 10.4236/jbise.2010.33032

Walton, Z. D., Kyriacou, P. A., Silverman, D. G. & Shelley, K. H.view all authors (2010). Measuring Venous Oxygen Saturation Using the Photoplethysmograph Waveform. Paper presented at the American Society of Anesthesiologists (ASA) Annual Meeting 2010, 16-20 Oct 2010, San Diego, USA.

Rybynok, V., Kyriacou, P. A., Binnersley, J. & Woodcock, A.view all authors (2010). MyCare Card Development: Portable GUI Framework for the Personal Electronic Health Record Device. IEEE Transactions on Information Technology in Biomedicine, 15(1), pp. 66-73. doi: 10.1109/titb.2010.2091143

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2010). A New Fibre Optic Pulse Oximeter Probe for Monitoring Splanchnic Organ Arterial Blood Oxygen Saturation. Paper presented at the The 12th Mediterranean Conference on Medical and Biological Engineering and Computing, 27-05-2010 - 30-05-2010, Chalkidiki, Greece.

Kyriacou, P. A., Crerar-Gilbert, A., Langford, R. M. & Jones, D. P.view all authors (2009). Measurement of photoplethysmographic signals in human abdominal organs. Measurement, 42(7), pp. 1027-1031. doi: 10.1016/j.measurement.2009.03.004

Kyriacou, P. A., Shafqat, K. & Pal, S. K. (2009). Pilot investigation of photoplethysmographic signals and blood oxygen saturation values during blood pressure cuff-induced hypoperfusion. Measurement, 42(7), pp. 1001-1005. doi: 10.1016/j.measurement.2009.02.005

Hickey, M., Kyriacou, P. A., Samuels, N. , Randive, N., Chang, S. H., Maney, K. & Langford, R. M.view all authors (2009). Photoplethysmographic signals recorded from human abdominal organs using a fibreoptic probe. British Journal of Anaesthesia, 102(4), 572P-584P. doi: 10.1093/bja/aep007

Shafqat, K., Pal, S. K., Kumari, S. & Kyriacou, P. A.view all authors (2009). Empirical Mode Decomposition (EMD) analysis of HRV data from locally anesthetized patients. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN. doi: 10.1109/IEMBS.2009.5335000

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). Evaluation of a Fiber-optic Esophageal Pulse Oximeter. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN.

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2009). In-Vivo Evaluation of a Fiber-Optic Splanchnic Photoplethysmographic Sensor during Open Laparotomy. Engineering in Medicine and Biology Society, 2009. EMBC 2009. Annual International Conference of the IEEE, 2009, pp. 1505-1508. doi: 10.1109/iembs.2009.5334159

Phillips, J. P., George, K., Kyriacou, P. A. & Langford, R. M.view all authors (2009). Investigation of Photoplethysmographic Changes using a Static Compression Model of Spinal Cord Injury. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN. doi: 10.1109/IEMBS.2009.5334166

Kyriacou, P. A., Pancholi, M. & Yeh, J. (2009). Investigation of the in-vitro loading on an artificial spinal disk prosthesis. Journal of Physics: Conference Series, 178(1), article number e012023. doi: 10.1088/1742-6596/178/1/012023

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). Measurements of Cerebral Arterial Oxygen Saturation using a Fiber-optic Pulse Oximeter. In: Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference. EMBC 2009. Annual International Conference of the IEEE, 3-6 Sept. 2009, Minneapolis, MN. doi: 10.1109/IEMBS.2009.5334604

Rybynok, V., Kyriacou, P. A., Binnersley, J. , Woodcock, A. & Wallace, L. M.view all authors (2009). My Care Card development: the patient held electronic health record device. In: 2009 9TH INTERNATIONAL CONFERENCE ON INFORMATION TECHNOLOGY AND APPLICATIONS IN BIOMEDICINE. 2009 9th International Conference on Information Technology and Applications in Biomedicine, 4-7 Nov 2009, Larnaca, Cyprus.

Shafqat, K., Pal, S., Kumari, S. & Kyriacou, P. A.view all authors (2009). Time-Frequency analysis of HRV data from locally anesthetized patients. Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2009. EMBC 2009, pp. 1824-1827. doi: 10.1109/IEMBS.2009.5332604

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2009). A novel non-invasive trans-reflectance photoplethysmographic probe for use in cases of low peripheral blood perfusion. Conference proceedings : ... Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Conference, doi: 10.1109/IEMBS.2009.5334165

Phillips, J. P., Langford, R. M., Chang, S. H. , Maney, K., Kyriacou, P. A. & Jones, D. P.view all authors (2009). An oesophageal pulse oximetry system utilising a fibre-optic probe. Journal of Physics: Conference Series, 178(1), article number 12021. doi: 10.1088/1742-6596/178/1/012021

Shafique, M., Phillips, J. P. & Kyriacou, P. A. (2009). Design and development of a new non-invasive trans-reflectance photoplethysmographic probe. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM 2009), 14-16 Sep 2009, Liverpool, UK.

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2009). Development and evaluation of a photometric fibre-optic sensor for monitoring abdominal organ photoplethysmographs and blood oxygen saturation. In: SPIE Proceedings. 20th International Conference on Optical Fibre Sensors doi: 10.1117/12.834307

Binnersley, J., Woodcock, A., Kyriacou, P. A. & Wallace, L. M.view all authors (2009). Establishing user requirements for a patient held electronic record system in the United Kingdom. In: Human Factors and Ergonomics Society, 53rd Annual Meeting. Human Factors and Ergonomics Society 53rd Annual Meeting—2009

Hadjisavvas, V., Damianou, C., Ioannides, K. , Mylonas, N., Couppis, A., Kyriacou, P. A., Iosif, D., HadjiCharalambous, T. & Parea, G.view all authors (2009). Penetration of high intensity focused ultrasound in vitro and in vivo rabbit brain using MR imaging. In: 9th International Conference on Information Technology and Applications in Biomedicine. 2009 9th International Conference on Information Technology and Applications in Biomedicine, 4-7 Nov 2009, Larnaca, Cyprus.

Hickey, M., Samuels, N., Randive, N. , Langford, R. M. & Kyriacou, P. A.view all authors (2009). Photoplethysmographic signals from human splanchnic organs using a new fibre-optic sensor. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), 14-16 Sep 2009, Liverpool, UK.

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2008). Preliminary evaluation of a new fibre-optic cerebral oximetry system. Physiological Measurement, 29(12), pp. 1383-1396. doi: 10.1088/0967-3334/29/12/003

Phillips, J. P., Kyriacou, P. A., Jones, D. P. , Shelley, K. H. & Langford, R. M.view all authors (2008). Pulse oximetry and photoplethysmographic waveform analysis of the esophagus and bowel. Current opinion in anesthesiology, 21(6), pp. 779-783. doi: 10.1097/aco.0b013e328317794d

Kyriacou, P. A., Jones, D. P., Langford, R. M. & Petros, A. J.view all authors (2008). A pilot study of neonatal and pediatric esophageal pulse oximetry. Anesthesia and Analgesia, 107(3), pp. 905-908. doi: 10.1213/ane.0b013e31817e67d1

Nikolic, S., Mehta, V., Ratcliffe, S. , Phillips, J. P., Kyriacou, P. A. & Langford, R. M.view all authors (2008). A prospective, randomised, double-blind, double-dummy, placebo-controlled trial to assess the respiratory effects of buprenorphine versus morphine in anaesthetised patients. Paper presented at the The 14th World Congress of Anaesthesiologists, 2-7 Mar 2008, Cape Town, South Africa.

Kyriacou, P. A., Shafqat, K. & Pal, S. K. (2007). Photoplethysmography and blood oxygen saturation during blood pressure cuff-induced hypoperfusion. Anesthesia and Analgesia, 105(6), S100-S115. doi: 10.1213/01.ane.0000290771.60068.d5

Kyriacou, P. A., Jones, D. P., Langford, R. M. & Petros, A. J.view all authors (2007). Pilot study in neonatal and pediatric oesophageal pulse oximetry. Anesthesia and Analgesia, 105(6), S106-S107. doi: 10.1213/01.ane.0000290771.60068.d5

Phillips, J. P., Jones, D. P., Kyriacou, P. A. , Chang, S. H., Maney, K. & Langford, R. M.view all authors (2007). Preliminary Evaluation of a Fiber Optic Cerebral Oximetry System in Patients Undergoing Neurosurgery. Anesthesia and Analgesia, 105(6), S113-S114. doi: 10.1213/01.ane.0000290771.60068.d5

Santhi, K., Shafqat, K., Kyriacou, P. A. & Pal, S. K.view all authors (2007). Investigation of heart rate variability in patients undergoing hand surgery under axillary plexus block. British Journal of Anaesthesia, 98(2), 282P-283P. doi: 10.1093/bja/ael319

Kyriacou, P. A., Shafqat, K. & Pal, S. K. (2007). Investigation of the effect of peripheral perfusion on photoplethysmography and blood oxygen saturation during blood pressure cuff-induced hypoperfusion. British Journal of Anaesthesia, 98(2), pp. 281-297. doi: 10.1093/bja/ael319

Kyriacou, P. A., Shafqat, K. & Pal, S. K. (2007). Arterial blood oxygen saturation during blood pressure cuff-induced hypoperfusion. Paper presented at the Third International Conference on Optical and Laser Diagnostics (ICOLAD 2007), 22-25 May 2007, London, UK.

Shafqat, K., Pal, S. K. & Kyriacou, P. A. (2007). Evaluation of two detrending techniques for application in Heart Rate Variability. In: 2007 ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY, VOLS 1-16. 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 22-26 Aug 2007, Lyon, France. doi: 10.1109/IEMBS.2007.4352275

Kyriacou, P. A., Shafqat, K. & Pal, S. K. (2007). Investigation of photoplethysmmographic signals and arterial blood oxygen saturation values (SpO(2)) during blood pressure cuff-induced hypoperfusion. Paper presented at the Fifth IASTED International Conference on Biomedical Engineering, 14-17 Feb 2007, Innsbruck, Austria.

Hickey, M. & Kyriacou, P. A. (2007). Optimal spacing between transmitting and receiving optical fibres in reflectance pulse oximetry. Journal of Physics: Conference Series, 85, article number 12030.

Rybynok, V.O. & Kyriacou, P. A. (2007). A systematic approach for the accurate non-invasive estimation of blood glucose utilizing a novel light-tissue interaction adaptive modelling scheme. Journal of Physics: Conference Series, 85(012033), doi: 10.1088/1742-6596/85/1/012033

Shafqat, K., Pal, S. K., Kumari, S. & Kyriacou, P. A.view all authors (2007). Changes of Heart Rate Variability in patients under local anaesthesia. Paper presented at the 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 22-26 Aug 2007, Lyon, France.

Kyriacou, P. A. & Hickey, M. (2007). Development of a Reflectance Fibre-Optic Pulse Oximetry Probe for Use in Abdominal Organs. Paper presented at the The Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM 2007), 10-12 Sep 2007, Cardiff, UK.

Hickey, M. & Kyriacou, P. A. (2007). Development of a new splanchnic perfusion sensor. Paper presented at the 29th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 22-26 Aug 2007, Lyon, France. doi: 10.1109/IEMBS.2007.4352948

Hickey, M. & Kyriacou, P. A. (2007). Fibre-optic sensor for monitoring splanchnic perfusion. In: Gardner, JW (Ed.), Proceedings of the Fifth IASTED International Conference on Biomedical Engineering. The Fifth IASTED International Conference on Biomedical Engineering (BioMED 2007), 14-16 Feb 2007, Innsbruck, Austria.

Shafqat, K., Kyriacou, P. A., Pal, S. K. & Kumari, S.view all authors (2007). Investigation of heart rate variability in patients under local anaesthesia. In: Gardner, JW (Ed.), Proceedings of the Fifth IASTED International Conference on Biomedical Engineering. The Fifth IASTED International Conference on Biomedical Engineering (BioMED 2007), 14-16 Feb 2007, Innsbruck, Austria.

Phillips, J. P., Kyriacou, P. A., Chang, S. H. , Maney, K., George, K. & Langford, R. M.view all authors (2007). Photoplethysmographic measurements from central nervous system tissue. Journal of Physics: Conference Series, 85(1), article number 12029. doi: 10.1088/1742-6596/85/1/012029

Ganapathy, H., White, D. C., Cormack, R. S. , Kyriacou, P. A., Rybynok, V. & Pal, S. K.view all authors (2006). Measuring psychomotor responses. British Journal Of Anaesthesia, 97(3), 431P-442P. doi: 10.1093/bja/ael146

Shafqat, K., Jones, D. P., Langford, R. M. & Kyriacou, P. A.view all authors (2006). Filtering techniques for the removal of ventilator artefact in oesophageal pulse oximetry. Medical & Biological Engineering & Computing, 44(8), pp. 729-737. doi: 10.1007/s11517-006-0089-2

Kyriacou, P. A., Pal, S. K., Langford, R. & Jones, D. P.view all authors (2006). Electro-optical techniques for the investigation of oesophageal photoplethysmographic signals and blood oxygen saturation in burns. Measurement & Control, 39(3), pp. 77-79. doi: 10.1177/002029400603900302

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2006). Optical fibre catheter photoplethysmograph. Measurement & Control, 39(3), pp. 84-87. doi: 10.1177/002029400603900304

Kyriacou, P. A., Crerar-Gilbert, A., Langford, R. M. & Jones, D. P.view all authors (2006). Electro-optical techniques for the investigation of photoplethysmographic signals in human abdominal organs. Paper presented at the SECOND INTERNATIONAL CONFERENCE ON OPTICAL AND LASER DIAGNOSTICS, 11-14 Sep 2005, London, UK. doi: 10.1088/1742-6596/45/1/033

Phillips, J. P., Kyriacou, P. A. & Langford, R. M. (2006). Calibration of an optical fibre cerebral oximeter using a Monte Carlo model. In: Proceedings of the 12th Annual Scientific Meeting of the Institute of Physics and Engineering in Medicine. 12th Annual Scientific Meeting of the Institute of Physics and Engineering in Medicine, Sept 2006, Cambrdige, UK.

Phillips, J. P., Kyriacou, P. A., George, K. , Priestley, J. V. & Langford, R. M.view all authors (2006). An optical fiber photoplethysmographic system for central nervous system tissue. In: Proceedings of the 28th Annual Conference of the IEEE Engineering in Medicine and Biology Society. 28th Annual Conference of the IEEE Engineering in Medicine and Biology Society, 31 Aug - 3 Sep 2006, New York, USA.

Kyriacou, P. A. (2005). Pulse oximetry in the oesophagus. Physiological Measurement, 27(1), R1-R35. doi: 10.1088/0967-3334/27/1/r01

Pal, S. K., Kyriacou, P. A., Kumaran, S. , Fadheel, S., Emamdee, R., Langford, R. M. & Jones, D. P.view all authors (2005). Evaluation of oesophageal reflectance pulse oximetry in major burns patients. Burns, 31(3), pp. 337-341. doi: 10.1016/j.burns.2004.10.025

Rybynok, V., Kyriacou, P. A., Pal, S. K. & White, D. C.view all authors (2004). Psychomotor testing to detect changes in cerebral function. British Journal of Anaesthesia, 93(4), 604P-618P. doi: 10.1093/bja/aeh495

Shafqat, K., Kyriacou, P. A., Langford, R. M. & Jones, D. P.view all authors (2004). FIR Filter Design for Removal of Ventilator Artefact in Oesophageal Photoplethysmographic Signals. Paper presented at the The X Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2004), 31 Jul-04 Aug 2004, Naples, Italy.

Kyriacou, P. A., Pal, S. K., Langford, R. M. & Jones, D. P.view all authors (2004). Investigation of oesophageal pulse oximetry in burns patients. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), 6-8 Sep 2004, York, UK.

Shafqat, K., Kyriacou, P. A., Langford, R. M. & Jones, D. P.view all authors (2004). Multirate Processing for Removal of Ventilator Artefact in Oesophageal PPG Signals. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), 6-8 Sep 2004, York, UK.

Phillips, J. P., Langford, R. M., Kyriacou, P. A. & Jones, D. P.view all authors (2004). Optical Fibre Catheter Photoplethysmography. Paper presented at the The X Mediterranean Conference on Medical and Biological Engineering and Computing, 31 Jul - 5 Aug 2004, Ischia, Italy.

Kyriacou, P. A., Powell, S. L., Jones, D. P. & Langford, R. M.view all authors (2003). Evaluation of oesophageal pulse oximetry in patients undergoing cardiothoracic surgery. Anaesthesia, 58(5), pp. 422-427. doi: 10.1046/j.1365-2044.2003.03091.x

Kyriacou, P. A., Jones, D. P., Langford, R. M. & Petros, A. J.view all authors (2003). Oesophageal Pulse Oximetry in Neonatal and Paediatric Patients. In: UNSPECIFIED . ISBN 1903613191

Kyriacou, P. A., Powell, S., Langford, R. M. & Jones, D. P.view all authors (2002). Esophageal pulse oximetry utilizing reflectance photoplethysmography. IEEE Transactions on Biomedical Engineering, 49(11), pp. 1360-1368. doi: 10.1109/tbme.2002.804584

Kyriacou, P. A., Wardhaugh, A., Jones, D. P. , Langford, R. M. & Petros, A. J.view all authors (2002). Investigation of photoplethysmographic signals in neonatal and paediatric patients. Journal of Intensive Care Medicine, 28(S1), S86-S120. doi: 10.1007/s00134-002-1455-7

Kyriacou, P. A., Powell, S., Langford, R. M. & Jones, D. P.view all authors (2002). Investigation of oesophageal photoplethysmographic signals and blood oxygen saturation measurements in cardiothoracic surgery patients. Physiological Measurement, 23(3), pp. 533-545. doi: 10.1088/0967-3334/23/3/305

Crerar-Gilbert, A. J., Kyriacou, P. A., Jones, D. P. & Langford, R. M.view all authors (2002). Assessment of photoplethysmographic signals for the determination of splanchnic oxygen saturation in humans. Anaesthesia, 57(5), pp. 442-445. doi: 10.1046/j.0003-2409.2001.02453.x

Kyriacou, P. A., Langford, R. M., Powell, S. & Jones, D. P.view all authors (2002). Oesophageal Pulse Oximetry: A New Monitoring Site. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), 2002, Durham, UK.

Powell, S., Kyriacou, P. A., Jones, D. P. & Langford, R. M.view all authors (2001). Investigation into the use of a new oesophageal pulse oximeter in cardiothoracic surgery patients. British Journal of Anaesthesia, 87(4), 654P-675P. doi: 10.1093/bja/87.4.654

Kyriacou, P. A., Moye, A. R., Choi, D. M. , Langford, R. M. & Jones, D. P.view all authors (2001). Investigation of the human oesophagus as a new monitoring site for blood oxygen saturation. Physiological Measurement, 22(1), pp. 223-232. doi: 10.1088/0967-3334/22/1/325

Kyriacou, P. A., Crerar-Gilbert, A., Langford, R. M. & Jones, D. P.view all authors (2001). Investigation of Photoplethysmographic Signals in Human Visceral Organs. In: Proceedings of the IX Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2001). IX Mediterranean Conference on Medical and Biological Engineering and Computing (MEDICON 2001), 12-14 Jun 2001, Pula, Croatia.

Kyriacou, P. A., Crerar-Gilbert, A., Langford, R. M. & Jones, D. P.view all authors (2000). A new system for estimating human splanchnic oxygen saturation. Paper presented at the Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), 13-14 Sep 2000, Southampton, UK.

Kyriacou, P. A., Moye, A. R., Gregg, A. , Choi, D. M., Langford, R. M. & Jones, D. P.view all authors (1999). Can the Human Oesophagus give adequate PPG Signals for Pulse Oximetry? In: Proceedings of 5th Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM). 5th Annual National Conference of the Institute of Physics and Engineering in Medicine (IPEM), Sep 1999, Nottingham, UK.

Kyriacou, P. A., Moye, A. R., Gregg, A. , Choi, D. M., Langford, R. M. & Jones, D. P.view all authors (1999). A system for investigating oesophageal photoplethysmographic signals in anaesthetised patients. Medical & Biological Engineering & Computing, 37(5), pp. 639-643. doi: 10.1007/bf02513360

Kyriacou, P. A., Choi, D. M., Moye, A. R. , Langford, R. M. & Jones, D. P.view all authors (1999). Design and evaluation of a new electro-optical system for monitoring oesophageal photoplethysmographs. Medical & Biological Engineering & Computing, 37(PART 1), pp. 346-347.

Moye, A. R., Kyriacou, P. A., Gregg, A. , Jones, D. P. & Langford, R. M.view all authors (1999). Photoplethysmographic (PPG) signals recorded from the human oesophagus. British Journal of Anaesthesia, 82, pp. 17-18.

Kyriacou, P. A., Gregg, A., Langford, R. M. & Jones, D. P.view all authors (1998). Investigation of photoplethysmographic signals in the human oesophagus. Paper presented at the VIII Mediterranean Conference on Medical and Biological Engineering and Computing, 14 Jun - 17 Jun 1998, Lemesos, Cyprus.

Kyriacou, P. A., Gregg, A., Langford, R. M. & Jones, D. P.view all authors (1998). Investigation of the characteristics of photoplethysmographic signals in the human oesophagus in anaesthetised patients undergoing routine surgery. In: Proceedings of the 4th Annual National Conference of the Institute of Physics & Engineering in Medicine (IPEM). 4th Annual National Conference of the Institute of Physics & Engineering in Medicine (IPEM), Sep 1998, Brighton, UK.