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Photoplethysmography

Known as: Photoplethysmographies, Rheography, Light Reflection, Rheographies, Light Reflection 
Plethysmographic determination in which the intensity of light reflected from the skin surface and the red cells below is measured to determine the… 
National Institutes of Health

Papers overview

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2015
2015
Non-contact camera-based imaging photoplethysmography (iPPG) is useful for measuring heart rate in conditions where contact… 
2012
2012
Optical sensors that use photons as sensing elements are increasingly becoming important and relevant in the field of non… 
2010
2010
NiMn is an interesting material for achieving a high exchange bias in spin valve systems. We investigated the influence of a nano… 
2006
2006
Evidence for naturally occurring methane hydrates was collected at three drill sites off the southern Mexico continental margin… 
1995
1995
We report detailed results of optical rotatory power (ORP), slective reflection (SR), refractive index anisotropy (RIA), and… 
1994
1994
Digital photoplethysmography and skin thermometry are both measures of circluation in the skin of the fingers. These methods and… 
1992
1992
We have doubled the frequency of a single mode distributed Bragg reflection (DBR) semiconductor laser. The laser is optically… 
1988
1988
Fifteen cases with radial forearm flap harvesting and autologous vein-graft reconstruction of the missing radial artery portion… 
1985
1985
Venous photoplethysmography (P.P.G.) is a non-invasive diagnostic technique using reflection of infrared light on the skin. The… 
1981
1981
There noninvasive techniques used in the evaluation of carotid occlusive disease were compared in the same population group. The…