Light emitting diode lamps

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fame ( ) scientific career fields electrical engineering thesis effect of surface conditions on characteristics of rectifier junctions ( ) doctoral advisor john bardeen nick holonyak jr. [ ] (born november , ) is an american engineer and educator. [ ] he is noted particularly for his invention of a light-emitting

diode (led) that emitted visible red light instead of infrared light; holonyak was then working at general electric 's research laboratory in syracuse, new york . [ ] he is a john bardeen endowed chair emeritus in electrical and computer engineering and physics at the university of illinois at urbana-champaign...

https://en.wikipedia.org/wiki/Nick_Holonyak

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. lire la suite transmission & savoir-faire dossier d'actualité octobre société & environnement dossier d'actualité octobre lumière verte produire de la lumière avec très peu d'énergie, c'est aujourd'hui possible. grâce aux avancées réalisées dans les technologies d'éclairage, la led (light-emitting

diode) permet de diminuer en moyenne de % la consommation d'électricité par rapport à un éclairage traditionnel. lire la suite société & environnement dossier d'actualité octobre talents rejoindre lvmh, c'est intégrer une académie de talents pour contribuer, ensemble, au futur de la tradition...

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side, legendary fashion houses; on the other, a pool of creative talent. between the two, a delicate equation, a subtle alchemy. read more transmission & savoir-faire news folder october social & environmental responsibility news folder october green lights thanks to advances in lighting technology, light

can now be produced using much less energy. led lights – for light-emitting diode – reduce energy consumption by % on average versus conventional lighting. read more social & environmental responsibility news folder october talents joining lvmh means becoming part of an academy of talents and contributing...

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, science online, 23 apr 2009 electromagnetic radiation: same, same but different , science online, 18 feb 2010 pioneers of light win physics nobel , science online, 07 oct 2009 why does information travel 'faster' down fibre optic cable than copper wire?

as the name suggests, fibre optic technology uses pulses of light to carry data along strands of glass or plastic. it's the technology of choice for the government's national broadband network (nbn), which promises to deliver speeds of at least 100mbps. when we're talking about 'speed' were actually...

http://www.abc.net.au/science/articles/2010/10/21/3044463.htm

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at bell, which led to him resigning from bell and joining hewlett-packard (hp), founding its semiconductor lab in and then hp labs in , before leaving to join fairchild semiconductor , founding its microwave & optoelectronics division in . his work at hp and fairchild included research on schottky diode

, gallium arsenide (gaas), gallium arsenide phosphide (gaasp), indium arsenide (inas) and light-emitting diode (led) technologies. he later left the semiconductor industry , and became an entrepreneur in cryptography and data security . in , he founded atalla corporation, and filed a patent for a remote...

https://en.wikipedia.org/wiki/Mohamed_M._Atalla