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high-emittance material

См. также в других словарях:

  • Thermal emittance — The thermal emittance (or thermal emissivity) of a material refers to its ability to release absorbed heat. It is usually expressed as a number between 0 and 1 and it is the ratio of the energy emitted from a surface to the energy emitted by a… …   Wikipedia

  • Exposure (photography) — Underexposure redirects here. For the 2005 film by Oday Rasheed, see Underexposure (2005 film). A long exposure showing stars rotating around the southern and northern celestial poles. Credit: European Southern Observatory …   Wikipedia

  • Low-emissivity — (Low E) coatings are microscopically thin, virtually invisible, metal or metallic oxide layers deposited on a window or skylight glazing surface primarily to reduce the U factor by suppressing radiative heat flow. The principal mechanism of heat… …   Wikipedia

  • Cool roof — In the world of industrial and commercial buildings, a cool roof is a roofing system that can deliver high solar reflectance (the ability to reflect the visible, infrared and ultraviolet wavelengths of the sun, reducing heat transfer to the… …   Wikipedia

  • Temperature — This article is about the thermodynamic property. For other uses, see Temperature (disambiguation). A map of global long term monthly average surface air temperatures i …   Wikipedia

  • Metamerism (color) — This article is about metamerism as it relates to colorimetry. For other meanings see the disambiguation page. In colorimetry, metamerism is the matching of apparent color of objects with different spectral power distributions. Colors that match… …   Wikipedia

  • Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …   Wikipedia

  • Light — For other uses, see Light (disambiguation). Visible light redirects here. For other uses, see Visible light (disambiguation) …   Wikipedia

  • Path tracing — is a photorealistic computer graphics rendering technique by James Kajiya when he presented his paper on the rendering equation in the 1980s. The main goal of path tracing is to fully solve the rendering equation. The image quality provided by… …   Wikipedia

  • Ionization cooling — Physical Principle = Ionization cooling is a process by which the beam emittance of a beam of particles may be reduced [G.I. Budker, in: Proceedings of 15th International Conference on High Energy Physics, Kiev, 1970A.N. Skrinsky, Intersecting… …   Wikipedia

  • Black body — As the temperature decreases, the peak of the blackbody radiation curve moves to lower intensities and longer wavelengths. The blackbody radiation graph is also compared with the classical model of Rayleigh and Jeans …   Wikipedia

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