Results 31 to 40 of about 953,387 (189)

Radiative heat transfer in nonlinear Kerr media [PDF]

open access: yes, 2015
We obtain a fluctuation--dissipation theorem describing thermal electromagnetic fluctuation effects in nonlinear media that we exploit in conjunction with a stochastic Langevin framework to study thermal radiation from Kerr ($\chi^{(3)}$) photonic ...
Johnson, Steven G.   +3 more
core   +2 more sources

Reduction of temperature in silicon photovoltaic module using thermal radiation coating

open access: yesMATEC Web of Conferences, 2016
The temperature of solar cells increases under the actual operating conditions, and the conversion efficiency of solar cells decreases with increasing temperature.
Nakamura Satoshi, Nishioka Kensuke
doaj   +1 more source

Design and Implementation of a Wireless Charging-Based Cardiac Monitoring System Focused on Temperature Reduction and Robust Power Transfer Efficiency [PDF]

open access: yes, 2020
Wireless power transfer systems are increasingly used as a means of charging implantable medical devices. However, the heat or thermal radiation from the wireless power transfer system can be harmful to biological tissue.
Dawon Jeong   +6 more
core   +1 more source

Alternate Method for Calibration of PRDs by Means of Gamma Radiation Emitted by Radionuclides

open access: yesScience and Technology of Nuclear Installations
Radioactive sources have many beneficial uses across various socioeconomic sectors, but these sources pose safety and security risks. The detection and measurement of ionizing radiation constitute an important pillar not only to ensure radioprotection ...
Z. Yaméogo   +4 more
doaj   +1 more source

Radiation-Induced Thermal Runaway Propagation in a Cylindrical Li-Ion Battery Pack: Non-Monotonicity, Chemical Kinetics, and Geometric Considerations

open access: yesApplied Sciences, 2023
Li-ion batteries play a key role in energy storage and conversion in engineering systems such as electric vehicles and grid energy storage, with critical impact on electrification and storage of renewable energy.
Liwen Zhang   +4 more
doaj   +1 more source

Classical Physics of Thermal Scalar Radiation in Two Spacetime Dimensions

open access: yes, 2010
Thermal scalar radiation in two spacetime dimensions is treated within relativistic classical physics. Part I involves an inertial frame where are given the analogues both of Boltzmann's derivation of the Stefan-Boltzmann law and also Wien's derivation ...
Boyer, Timothy H.
core   +1 more source

Assessment of Natural Radioactivity and Radiological Hazards in Soil, Sorghum, and Water in Villy at the West Central Region of Burkina Faso

open access: yesApplied and Environmental Soil Science
This study presents investigation of the exposure levels and the resulting radiological effect of radiation of a natural radioactivity on a population of one village of Burkina Faso called Villy.
Christian Bangou   +5 more
doaj   +1 more source

Radiative cooler [PDF]

open access: yes, 1984
A method and radiative cooling device for use in passively cooling spaces is described. It is applicable to any level of thermal radiation in vacuum and to high-intensity thermal radiation in non-vacuum environments.
Garcia, R. D., Petrick, S. W.
core   +1 more source

Tachyon Field Quantization and Hawking Radiation

open access: yes, 1995
We quantize the tachyon field in a static two dimensional dilaton gravity black hole background,and we calculate the Hawking radiation rate. We find that the thermal radiation flux, due to the tachyon field, is larger than the conformal matter one.
A. Bilal   +22 more
core   +1 more source

SFMHANet: Surface Fitting Constrained Multidimensional Hybrid Attention Network for Aero-Optics Thermal Radiation Effect Correction

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
When an aircraft is flying at hypervelocity in the atmosphere, the airflow and the optical cowl rub against each other, and the airflow's kinetic energy in the boundary layer is transformed into thermal energy, which causes the cowl's ...
Yu Shi   +5 more
doaj   +1 more source

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