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line spectrum

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
line spectrum
n.
A spectrum produced by a luminous gas or vapor and appearing as distinct lines characteristic of the various elements constituting the gas.
line spectrum
An image of colored lines or bands of light formed in optical spectroscopy, each line representing one of the frequencies in the spectrum of a light source. The light source is usually broken into individual bands by a prism or a diffraction grating.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.line spectrum - a spectrum in which energy is concentrated at particular wavelengths; produced by excited atoms and ions as they fall back to a lower energy level
spectrum - an ordered array of the components of an emission or wave


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The hardened line spectrum at a distance of 1 m in air from the encapsulated source is given also in Table 6, and shows that the low-energy L-shell x rays with energies up to [approximately equal to] 14 keV are essentially absorbed completely.
Changes in the U.S. primary standards for the air kerma from ... by Bergstrom, Paul M., Jr. / Journal of Research of the National Institute of Standards and Technology
The line spectrum indicated that something more than simple heating was taking place.
Plasma physics breaks stones by Thomsen, Dietrick E. / Science News
This standard includes signal power limits and technology deployment guidelines for digital subscriber line spectrum management classes.
Alliance for Telecommunications Industry Solutions' Standards ... by Business Wire
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