Solar+spectrum
111Zodiacal light — The zodiacal light is a faint, roughly triangular, whitish glow seen in the night sky which appears to extend up from the vicinity of the sun along the ecliptic or zodiac. In mid northern latitudes, the zodiacal light is best observed in the… …
112Earth's radiation balance — is the equation of the incoming and outgoing thermal radiation.The incoming solar radiation is short wave, therefore the equation below is called the short wave radiation balance Qs:::Qs = G R = D + H R or depending on the albedo (back reflection …
113Photovoltaic module — In the field of photovoltaics, a photovoltaic module is a packaged interconnected assembly of photovoltaic cells, also known as solar cells. An installation of photovoltaic modules or panels is known as a photovoltaic array or a solar panel.… …
114photosynthesis — photosynthetic /foh teuh sin thet ik/, adj. photosynthetically, adv. /foh teuh sin theuh sis/, n. Biol., Biochem. (esp. in plants) the synthesis of complex organic materials, esp. carbohydrates, from carbon dioxide, water, and inorganic salts,… …
115Optical overheating protection — With all solar thermal collector systems there is a potential risk that the solar collector may reach an equilibrium or stagnation temperature higher than the maximum safe operating temperature. Various measures are taken for optical overheating… …
116Janssen , Pierre Jules César — (1824–1907) French astronomer Janssen studied mathematics and physics at Paris university before becoming professor of general science at the school of architecture. In 1857 he went to Peru to determine the magnetic equator. He observed the… …
117Optical aberration — v · d · e Optical aberration …
118Portable water purification — devices – also known as point of use (POU) water treatment systems and field water disinfection techniques – are self contained units that can be used by recreational enthusiasts, military personnel, survivalists, and others who must… …
119fraunhofer lines — n.pl. the dark lines visible in solar and stellar spectra. Etymology: J. von Fraunhofer, Bavarian physicist d. 1826 * * * ˈfrau̇nˌhōfə(r) noun Usage: usually capitalized F Etymology: after Joseph von Fraunhofer died 1826 Bavarian optician and… …
120Electromagnetic spectroscopy — is the spectroscopy of electromagnetic spectra which arise out of atoms absorbing and emitting quanta of electromagnetic radiation. It is done with the aid of a spectrometer (spectroscope).Types of electromagnetic spectroscopyElectromagnetic… …
