Solar+spectrum
61History of Solar System formation and evolution hypotheses — Capture theory redirects here. For the solar capture theory, see this article s section on Solar System formation. For the lunar capture theory, see this article s section on lunar formation. Ideas concerning the origin and fate of the world date …
62Reuven Ramaty High Energy Solar Spectroscopic Imager — (RHESSI, or more rarely Explorer 81) is the sixth mission in the line of NASA Small Explorer missions (also known as SMEX). Launched on 5 February 2002, its primary mission is to explore the basic physics of particle acceleration and explosive… …
63Polymer solar cell — Polymer solar cells are a type of organic solar cell: they produce electricity from sunlight. A relatively novel technology, they are being researched by universities, national laboratories and several companies around the world. Device physics… …
64Absorption spectrum — A material s absorption spectrum shows the fraction of incident electromagnetic radiation absorbed by the material over a range of frequencies. An absorption spectrum is, in a sense, the opposite of an emission spectrum.Every chemical element has …
65Standard Solar Model — The Standard Solar Model (SSM) is the best current physical model of our sun. Very generally, in the Standard Solar Model the sun is a ball of mostly hydrogen plasma which is held together through self gravitation. At the core of the sun the… …
66Andasol 1 solar power station — is Europe’s first parabolic trough commercial power plant (50 MWe), near Guadix in the province of Granada, Spain (insolation : 2000kWh/m2y). The plant cost 310 million euros and the construction is almost finished. Together with Andasol 2 and… …
67split-spectrum cell — A compound photovoltaic device in which sunlight is first divided into spectral regions by optical means. Each region is then directed to a different photovoltaic cell optimized for converting that portion of the spectrum into electricity. Such …
68Spectra — Spectrum Spec trum, n.; pl. {Spectra}. [L. See {Specter}.] 1. An apparition; a specter. [Obs.] [1913 Webster] 2. (Opt.) (a) The several colored and other rays of which light is composed, separated by the refraction of a prism or other means, and… …
69SOLSPEC — Solar Spectrum NASA …
70SOLSPEC — Solar Spectrum ( > NASA Acronym List ) …
