Results 1 to 10 of about 43,999 (288)

A Molecule‐Based Single‐Photon Source Applied in Quantum Radiometry [PDF]

open access: hybridAdvanced Quantum Technologies, 2019
Single‐photon sources (SPSs) based on quantum emitters hold promise in quantum radiometry as metrology standard for photon fluxes at the low light level.
Pietro Lombardi   +7 more
openalex   +3 more sources

Joint microwave radiometry for inflammatory arthritis assessment [PDF]

open access: bronzeRheumatology, 2019
OBJECTIVES Increased in-depth joint temperature measured by the rapid, easy-to-perform microwave radiometry (MWR) method may reflect inflammation, even in the absence of clinical signs.
Katerina Laskari   +8 more
openalex   +2 more sources

A review of RFI mitigation techniques in microwave radiometry [PDF]

open access: yesRemote Sensing, 2019
Radio frequency interference (RFI) is a well-known problem in microwave radiometry (MWR). Any undesired signal overlapping the MWR protected frequency bands introduces a bias in the measurements, which can corrupt the retrieved geophysical parameters ...
Camps Carmona, Adriano José   +2 more
core   +3 more sources

Physiological and structural characterization of human skin in vivo using combined photothermal radiometry and diffuse reflectance spectroscopy

open access: goldBiomedical Optics Express, 2019
In this proof-of-concept study we combine two optical techniques to enable assessment of structure and composition of human skin in vivo: Pulsed photothermal radiometry (PPTR), which involves measurements of transient dynamics in mid-infrared emission ...
Nina Verdel   +3 more
openalex   +2 more sources

Performance assessment of time–frequency RFI mitigation techniques in microwave radiometry [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2017
©2017 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Alonso Arroyo, Alberto   +5 more
core   +3 more sources

Wavelength modulation laser heterodyne radiometry

open access: bronzeOptics Letters, 2018
A novel method is proposed for improving the performance of traditional laser heterodyne radiometry. The technique, which is based on the use of a wavelength modulated local oscillator laser, provides baseline-free spectra, lower limits of detection, and
Pedro Martín‐Mateos   +2 more
openalex   +3 more sources

Research and development of a luminance responsivity standard system at the Vietnam Metrology Institute

open access: yesVietnam Journal of Science, Technology and Engineering, 2022
The development of a luminance responsivity standard is central to the study of photometry and radiometry at the Vietnam Metrology Institute (VMI). Today, two methods are used to determine luminance responsivity.
Xuan Quan Cao   +2 more
doaj   +1 more source

Sounding of the Atmosphere Using Broadband Emission Radiometry (SABER): Instrument and Science Measurement Description

open access: yesEarth and Space Science, 2023
SABER (Sounding of the Atmosphere using Broadband Emission Radiometry) is a 10‐channel infrared radiometer that is one of four instruments on the NASA TIMED (Thermosphere‐Ionosphere‐Mesosphere Energetics and Dynamics) satellite mission to study the ...
Roy Esplin   +3 more
semanticscholar   +1 more source

COVID-19 and Its Derivatives- A relation with light for health

open access: yesAsia Pacific Journal of Health Management, 2022
Light now has many applications in life and plays a vital role in therapeutic and protective fields. In the recent era, many light sources are considered for prevention, sterilization, and curing, especially with artificial lamps.
Samaa Faramawy, Sameh Reda
doaj   +1 more source

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