- isotope abundance
- распространенность изотопа
Новый англо-русский словарь. 2013.
isotope abundance
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Isotope-ratio mass spectrometry — Isotope ratio mass spectrometer with gas bench in foreground Acronym IRMS Classification mass spectrometry Other techniques … Wikipedia
isotope separation — noun The process of altering the relative abundance of isotopes in a mixture • • • Main Entry: ↑isotope … Useful english dictionary
isotope — isotopic /uy seuh top ik/, adj. isotopically, adv. /uy seuh tohp /, n. Chem. any of two or more forms of a chemical element, having the same number of protons in the nucleus, or the same atomic number, but having different numbers of neutrons in… … Universalium
Isotope — This article is about the atomic variants of chemical elements. For the British jazz fusion band, see Isotope (band). Isotopes redirects here. For the minor league baseball team, see Albuquerque Isotopes. Isotopes are variants of atoms of a… … Wikipedia
Isotope ratio mass spectrometry — Infobox chemical analysis name = Isotope ratio mass spectrometry caption =Isotope ratio mass spectrometer with gas bench in foreground acronym = IRMS classification =mass spectrometry analytes = manufacturers = related = Accelerator mass… … Wikipedia
Abundance of the chemical elements — Estimated proportions of matter, dark matter and dark energy in the universe. Only the fraction of the mass and energy in the universe labeled atoms is composed of chemical elements. The abundance of a chemical element measures how relatively… … Wikipedia
abundance — /euh bun deuhns/, n. 1. an extremely plentiful or oversufficient quantity or supply: an abundance of grain. 2. overflowing fullness: abundance of the heart. 3. affluence; wealth: the enjoyment of abundance. 4. Physics, Chem. the number of atoms… … Universalium
abundance — /əˈbʌndəns/ (say uh bunduhns) noun 1. an overflowing quantity or supply: an abundance of grain. 2. overflowing fullness: abundance of the heart. 3. affluence; wealth. 4. Also, abondance. Cards (in solo whist) a call of nine tricks. 5. Physics the …
Natural abundance — In chemistry, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet. The relative atomic mass (a weighted average) of these isotopes is the atomic weight listed for the element in the… … Wikipedia
Oxygen isotope ratio cycle — Oxygen isotope ratio cycles are cyclical variations in the ratio of the abundance of oxygen with an atomic mass of 18 to the abundance of oxygen with an atomic mass of 16 present in some substances, such as polar ice or calcite in ocean core… … Wikipedia
Stable isotope — Graph of isotopes/nuclides by type of decay. Orange and blue nuclides are unstable, with the black squares between these regions representing stable nuclides. The unbroken line passing below many of the nuclides represents the theoretical… … Wikipedia
