bright-line+spectrum

См. также в других словарях:

• bright-line spectrum — noun : an emission spectrum consisting of bright lines against a dark background * * * bright line spectrum «BRYT LYN», a spectrum composed of a pattern of brightly colored lines on a dark background, having as its source of light a glowing gas… …   Useful english dictionary

• dark-line spectrum — noun : a line spectrum produced by the passage of white light through an ionized gas or vapor * * * dark line spectrum «DAHRK LYN», a spectrum of dark lines on a bright background: »Sunlight produces a dark line spectrum (Robert H. Baker) …   Useful english dictionary

• spectrum — /spek treuhm/, n., pl. spectra / treuh/, spectrums. 1. Physics. a. an array of entities, as light waves or particles, ordered in accordance with the magnitudes of a common physical property, as wavelength or mass: often the band of colors… …   Universalium

• flash spectrum — noun : a bright line spectrum produced by the sun s reversing layer and observable for a few seconds at the beginning and end of a total solar eclipse * * * Astron. the emission spectrum of the chromosphere of the sun, which dominates the solar… …   Useful english dictionary

• discontinuous spectrum — discontinuous spectrum, = bright line spectrum. (Cf. ↑bright line spectrum) …   Useful english dictionary

• Spectral line — Continuous spectrum Emission line …   Wikipedia

• emission line — noun : a bright line in the emission spectrum of a gas or vapor compare absorption line in the Dict * * * emission line, a line of radiation in spectrum analysis of stellar objects indicating the presence of a specific chemical element …   Useful english dictionary

• spectral line — noun a dark or bright line in an otherwise continuous spectrum caused by the absorption or emission of light, at a single wavelength, by the movement of electrons between energy levels of an atom or molecule …   Wiktionary

• ZX Spectrum character set — The ZX Spectrum character set is the variant of ASCII used in the British Sinclair Spectrum computers. It is based on ASCII 1967 (the standard ASCII on which all modern character sets are based), but with one character from ASCII 1963 (the first… …   Wikipedia

• Sinclair ZX Spectrum — Infobox computer Photo = Type = Home computer Released = 23 April 1982 Discontinued = December 1990 Processor = Z80 @ 3.5 MHz and equivalent Memory = 16 KB / 48 KB / 128 KB OS = Sinclair BASICThe Sinclair ZX Spectrum is an 8 bit personal home… …   Wikipedia

• fortification spectrum —    Also known as fortification figure, fortification of Vauban, geometrical spectrum, herringbone, flittering scotoma, Norman arch, scintillating scotoma, telehopsia, and teichopsia. The introduction of the term fortification spectrum is commonly …   Dictionary of Hallucinations