- carbon sequence
- астр. углеродная последовательность
English-russian dictionary of physics. 2013.
carbon sequence
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Carbon star — A carbon star is a late type star similar to a red giant (or occasionally to a red dwarf) whose atmosphere contains more carbon than oxygen; the two elements combine in the upper layers of the star, forming carbon monoxide, which consumes all the … Wikipedia
Carbon nanotube — Not to be confused with Carbon fiber. Part of a series of articles on Nanomaterials Fullerenes … Wikipedia
Sequence rule — In organic chemistry, the sequence rule is used to determine the relative priorities of substituents [ Nomenclature of Organic Chemistry , Sections A, B, C, D, E, F, and H, Pergamon Press, Oxford, 1979. Copyright 1979 IUPAC] [ A Guide to IUPAC… … Wikipedia
carbon cycle — 1. Ecol. the circulation of carbon atoms in the biosphere as a result of photosynthetic conversion of carbon dioxide into complex organic compounds by plants, which are consumed by other organisms: the carbon returns to the atmosphere in the form … Universalium
Carbon dioxide laser — The carbon dioxide laser (CO2 laser) was one of the earliest gas lasers to be developed (invented by Kumar Patel of Bell Labs in 1964 [cite journal last = Patel first = C. K. N. authorlink = C. Kumar N. Patel year = 1964 title = Continuous Wave… … Wikipedia
carbon-nitrogencycle — car·bon ni·tro·gen cycle (kär bən nīʹtrə jən) n. A chain of thermonuclear reactions in which nitrogen isotopes are formed in intermediate stages and carbon acts essentially as a catalyst to convert four hydrogen atoms into one helium atom with… … Universalium
carbon-nitrogen-oxygen cycle — noun A group of nuclear reactions, that involve the interaction of protons with carbon, nitrogen and oxygen nuclei, thought to be the main source of energy in main sequence stars of greater than 1.4 solar mass … Wiktionary
Main sequence — A Hertzsprung Russell diagram plots the actual brightness (or absolute magnitude) of a star against its color index (represented as B V). The main sequence is visible as a prominent diagonal band that runs from the upper left to the lower right.… … Wikipedia
K-type main-sequence star — Hertzsprung–Russell Diagram Spectral Type Br … Wikipedia
O-type main-sequence star — Hertzsprung–Russell Diagram Spectral Type Bro … Wikipedia
Oxidizable carbon ratio dating — is a method of dating in archaeology and earth science that can be used to derive or estimate the age of soil and sediment samples up to 35,000 years old. The method is considered by some to be experimental, and it is not as widely used in… … Wikipedia
