Dr. Justin Paul Phillips Profile

Dr. Justin Paul Phillips

at City Univ of London

SPIE Involvement:

Author

Publications (8)

SPIE Journal Paper | 11 July 2018 Open Access

Investigating optical path and differential pathlength factor in reflectance photoplethysmography for the assessment of perfusion

Subhasri Chatterjee, Tomas Ysehak Abay, Justin Paul Phillips, Panayiotis Kyriacou

JBO, Vol. 23, Issue 07, 075005, (July 2018) https://doi.org/10.1117/12.10.1117/1.JBO.23.7.075005

KEYWORDS: Tissue optics, Tissues, Infrared radiation, Near infrared spectroscopy, Reflectivity, Blood, Scattering, Monte Carlo methods, Sensors, Geometrical optics

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SPIE Journal Paper | 30 November 2017

Development and optimization of a miniaturized fiber-optic photoplethysmographic sensor

Aisha Morley, John Davenport, Michelle Hickey, Justin Phillips

OE, Vol. 56, Issue 11, 117111, (November 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.11.117111

KEYWORDS: Optical fibers, Fiber optics, Fiber optics sensors, Photodiodes, Photoplethysmography, Sensors, Tissues, Light emitting diodes, Oximeters, Signal to noise ratio

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Proceedings Article | 28 July 2017 Paper

Investigating optical path in reflectance pulse oximetry using a multilayer Monte Carlo model

S. Chatterjee, J. Phillips, P. Kyriacou

Proceedings Volume 10411, 1041106 (2017) https://doi.org/10.1117/12.2281612

KEYWORDS: Reflectivity, Oximetry, Monte Carlo methods, Photon transport, Scattering

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SPIE Journal Paper | 26 February 2016

Method for producing angled optical fiber tips in the laboratory

John Davenport, Michelle Hickey, Justin Phillips, Panayiotis Kyriacou

OE, Vol. 55, Issue 02, 026120, (February 2016) https://doi.org/10.1117/12.10.1117/1.OE.55.2.026120

KEYWORDS: Optical fibers, Polishing, Surface finishing, Microscopes, Light emitting diodes, Reflectivity, Reflection, Optical engineering, Refractive index, Laser therapeutics

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Proceedings Article | 9 March 2015 Paper

Venous pooling and drainage affects photoplethysmographic signals at different vertical hand positions

Michelle Hickey, Justin Phillips, Panayiotis Kyriacou

Proceedings Volume 9332, 93320I (2015) https://doi.org/10.1117/12.2076732

KEYWORDS: Heart, Infrared radiation, Oxygen, Tissues, Blood, Oximetry, Oximeters, Doppler effect, Absorption, Photoplethysmography

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Proceedings Article | 5 March 2015 Paper

Evaluation of the optical interference in a combined measurement system used for assessment of tissue blood flow

Zahra Abdollahi, Panayiotis Kyriacou, Justin Phillips

Proceedings Volume 9315, 93150R (2015) https://doi.org/10.1117/12.2079760

KEYWORDS: Doppler effect, Tissue optics, Blood circulation, Light sources, Signal detection, Sensors, Light emitting diodes, Photodiodes, Tissues, Photoplethysmography

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SPIE Journal Paper | 11 March 2013 Open Access

Perfusion assessment in rat spinal cord tissue using photoplethysmography and laser Doppler flux measurements

Justin Phillips, Vincent Cibert-Goton, Richard Langford, Peter Shortland

JBO, Vol. 18, Issue 03, 037005, (March 2013) https://doi.org/10.1117/12.10.1117/1.JBO.18.3.037005

KEYWORDS: Spinal cord, Doppler effect, Tissues, Injuries, Tissue optics, Infrared radiation, Animal model studies, Blood circulation, Blood, Photoplethysmography

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SPIE Journal Paper | 1 July 2011 Open Access

Photoplethysmographic measurements from the esophagus using a new fiber-optic reflectance sensor

Justin Phillips, Panayiotis Kyriacou, Deric Jones, Richard Langford, Serene Chang

JBO, Vol. 16, Issue 07, 077005, (July 2011) https://doi.org/10.1117/12.10.1117/1.3598858

KEYWORDS: Esophagus, Oxygen, Optical fibers, Fiber optics, Infrared radiation, Oximeters, Fiber optics sensors, Oximetry, Modulation, Photoplethysmography

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