Results 41 to 50 of about 953,387 (189)

Thermal radiation from optically driven Kerr ($\chi^{(3)}$) photonic cavities

open access: yes, 2015
We study thermal radiation from nonlinear ($\chi^{(3)}$) photonic cavities coupled to external channels and subject to incident monochromatic light. Our work extends related work on nonlinear mechanical oscillators [Phys. Rev. Lett. 97, 110602 (2006)] to
Khandekar, Chinmay   +2 more
core   +1 more source

Bremsstrahlung Radiation as Coherent State in Thermal QED [PDF]

open access: yes, 2001
Based on fully finite temperature field theory we investigate the radiation probability in the bremsstrahlung process in thermal QED. It turns out that the infrared divergences resulting from the emission and absorption of the real photons are canceled ...
Baier R   +11 more
core   +2 more sources

Numerical Simulation on Convection and Thermal Radiation of Casson Fluid in an Enclosure with Entropy Generation

open access: yesEntropy, 2020
The goal of the current numerical simulation is to explore the impact of aspect ratio, thermal radiation, and entropy generation on buoyant induced convection in a rectangular box filled with Casson fluid.
A. K. Alzahrani   +2 more
doaj   +1 more source

Degradation of Epoxy–Particles Composites Exposed to UV and Gamma Radiation

open access: yesChemistry, 2023
In the design and fabrication of any structural system for space application, balance between mass, stiffness and strength is crucial. Structures in space environments are exposed to high radiation levels and thermal shock, due to the sun irradiance and ...
Mauricio Torres   +3 more
doaj   +1 more source

Radiation Effects in CMOS Isolation Oxides: Differences and Similarities With Thermal Oxides [PDF]

open access: yes, 2013
Radiation effects in thick isolation oxides of modern CMOS technologies are investigated using dedicated test structures designed using two commercial foundries.
Estribeau, Magali   +7 more
core   +3 more sources

Influence of quadratic thermal radiation and activation energy impacts over oblique stagnation point hybrid nanofluid flow across a cylinder

open access: yesCase Studies in Thermal Engineering
Quadratic thermal radiation is a fundamental term within the field of radiative heat transfer, which pertains to the interaction of thermal radiation. It encompasses a quadratic correlation between temperature and radiative qualities.
J. Madhu   +10 more
doaj   +1 more source

NASA space materials research [PDF]

open access: yes, 1985
The effect of the space environment on: (1) thermal control coatings and thin polymer films; (2) radiation stability of 250 F and 350 F cured graphite/epoxy composites; and (3) the thermal mechanical stability of graphite/epoxy, graphite/glass composites
Sykes, G. F.   +2 more
core   +1 more source

Hawking Radiation of Dirac Particles in an Arbitrarily Accelerating Kinnersley Black Hole [PDF]

open access: yes, 2002
Quantum thermal effect of Dirac particles in an arbitrarily accelerating Kinnersley black hole is investigated by using the method of generalized tortoise coordinate transformation. Both the location and the temperature of the event horizon depend on the
E. Newman   +17 more
core   +2 more sources

A Fresnel lenses based concentrated PV system in a greenhouse [PDF]

open access: yes, 2011
The scope of this investigation is the development and testing of a new type of greenhouse with an integrated linear Fresnel lens, receiver module and an innovative system for tracking to exploit all direct radiation in a solar energy system.
Gieling, T.H.   +4 more
core   +2 more sources

Coherent Control of Thermal Radiation with Nanophotonics

open access: yesAdvanced Photonics Research
Incoherence of traditional thermal emission, such as blackbody radiation with broad bandwidth and omnidirectional nature, fundamentally restricts their practical applicability.
Yuanrong Zhang   +4 more
doaj   +1 more source

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