Articles with "optical radiation" as a keyword



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Development and characterization of a ZnO/Ge photodiode for optical radiation measurements in the near infrared

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Published in 2017 at "International Journal of Metrology and Quality Engineering"

DOI: 10.1051/ijmqe/2017013

Abstract: The metrology group of radiometric and pyrometric measurements of INSAT include among others the development of detectors that will be used as a standard in the MMA Laboratory for optical radiation measurements in the visible… read more here.

Keywords: photodiode; near infrared; optical radiation; radiation measurements ... See more keywords
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Evaluating optical hazards from plasma arc cutting

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Published in 2018 at "Journal of Occupational and Environmental Hygiene"

DOI: 10.1080/15459624.2017.1388511

Abstract: ABSTRACT The Health Hazard Evaluation Program of the National Institute for Occupational Safety and Health evaluated a steel building materials manufacturer. The employer requested the evaluation because of concerns about optical radiation hazards from a… read more here.

Keywords: arc cutter; hazards plasma; arc cutting; plasma arc ... See more keywords
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Light-Emitting Diodes (LEDS): Implications for Safety

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Published in 2020 at "Health Physics"

DOI: 10.1097/hp.0000000000001259

Abstract: Abstract Since the original ICNIRP Statement was published in 2000, there have been significant improvements in the efficiency and radiance (i.e., optical radiation emission) of LEDs. The most important improvement is the development of ‘white’… read more here.

Keywords: exposure conditions; optical radiation; white leds; exposure ... See more keywords
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Simulation of polarized optical radiation transport in time and frequency representations

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Published in 2017 at "Journal of Experimental and Theoretical Physics"

DOI: 10.1134/s1063776117090084

Abstract: Monte Carlo simulation of backward scattering of polarized optical radiation has been performed in the time and frequency representations based on the description of radiation transport in terms of the Bethe–Salpeter equation. The histograms of… read more here.

Keywords: polarized optical; transport; time; optical radiation ... See more keywords
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Optical Radiation Trapping by Current in Gyrotropic Liquid Metacrystals

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Published in 2020 at "Journal of Experimental and Theoretical Physics"

DOI: 10.1134/s1063776120030188

Abstract: Abstract It is shown that direct electric current passing through a suspension of gyrotropic nanoparticles with residual magnetization (gyrotropic liquid metacrystal) forms a unidirectional waveguide for optical radiation so that trapped light can propagate only… read more here.

Keywords: trapping current; radiation; optical radiation; gyrotropic ... See more keywords
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Fiber-based distributed bolometry.

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Published in 2019 at "Optics express"

DOI: 10.1364/oe.27.004317

Abstract: Optical fibers are inherently designed to allow no interaction between the guided light and the surrounding optical radiation. Thus, very few optical fiber-based technologies exist in the field of optical radiation sensing. Accomplishing fully-distributed optical… read more here.

Keywords: optical radiation; radiation; fiber based; based distributed ... See more keywords
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Optical and radiation shielding characteristics of tellurite glass doped with different rare-earth oxides.

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Published in 2021 at "Journal of X-ray science and technology"

DOI: 10.3233/xst-211017

Abstract: Shielding glass materials doped with heavy metal oxides show an improvement in the effectiveness of the materials used in radiation shielding. In this work, the photon shielding parameters of six tellurite glass systems doped with… read more here.

Keywords: glass; tellurite glass; optical radiation; radiation shielding ... See more keywords
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The Effect of Annealing and Optical Radiation Treatment on Graphene Resonators

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12152725

Abstract: Graphene resonant sensors have shown strong competitiveness with respect to sensitivity and size. To advance the applications of graphene resonant sensors, the damage behaviors of graphene harmonic oscillators after thermal annealing and laser irradiation were… read more here.

Keywords: graphene; effect annealing; effect; radiation treatment ... See more keywords