mechanoluminescence
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Mechanoluminescence — is light emission resulting from any mechanical action on a solid. It can be produced through ultrasound, or through other means. Fractoluminescence is caused by stress that results in the formation of fractures. Piezoluminescence is caused by… … Wikipedia
Triboluminescence — is an optical phenomenon in which light is generated via the breaking of asymmetrical bonds in a crystal when that material is scratched, crushed, or rubbed. This is a variant of luminescence; the term comes from the Greek tribein (to rub) and… … Wikipedia
Luminescence — is also the title of an album by singer Anggun. Luminescence is light not generated by high temperatures alone. It is different from incandescence, in that it usually occurs at low temperatures and is thus a form of cold body radiation. It can be … Wikipedia
Electroluminescence — Animation of LCD, both unlit and with electroluminescent backlight switched on … Wikipedia
1605 in science — The year 1605 in science and technology involved some significant events.Exploration*France founds Port Royal (now Port Royal, Nova Scotia) in its North American colony of Acadia.Chemistry* The phenomenon of mechanoluminescence is first… … Wikipedia
Mechanochemistry — is the coupling of the mechanical and the chemical phenomena on a molecular scale and includes mechanical breakage, chemical behaviour of mechanically stressed solids (e.g., stress corrosion cracking), tribology, polymer degradation under shear,… … Wikipedia
Chromism — In chemistry, chromism is a process that induces a change, often reversible, in the colors of compounds. In most cases, chromism is based on a change in the electron states of molecules, especially the π or d electron state, so this phenomenon is … Wikipedia
Ute tribe — ethnic group group=Ute poptime=10,000 [http://www.census.gov/statab/www/sa04aian.pdf] popplace=United States (Utah, Colorado, New Mexico) rels=Christianity, other langs=English, Ute The Utes (IPA|/juːts/; yoots ) are an ethnically related group… … Wikipedia
