- atomic units
- Метрология: атомные единицы Хартри
Универсальный англо-русский словарь. Академик.ру. 2011.
atomic units
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Atomic units — (au) form a system of units convenient for atomic physics, electromagnetism, and quantum electrodynamics, especially when the focus is on the properties of electrons. There are two different kinds of atomic units, which one might name Hartree… … Wikipedia
Atomic mass unit — unified atomic mass unit Unit system: SI recognized unit Unit of... mass Symbol: u Unit conversions 1 u in... is equal to... dalton … Wikipedia
Units of measurement — Weights and measures redirects here. For other uses, see Weights and measures (disambiguation). The former Weights and Measures office in Seven Sisters, London A unit of measurement is a definite magnitude of a physical quantity, defined and… … Wikipedia
Atomic weight — (symbol: A sub|r) is a dimensionless physical quantity, the ratio of the average mass of atoms of an element (from a given source) to 1/12 of the mass of an atom of carbon 12.cite journal | author = International Union of Pure and Applied… … Wikipedia
atomic weight — n the mass of one atom of an element specif the average mass of an atom of an element as it occurs in nature that is expressed in atomic mass units see ELEMENT (table) * * * the sum of the masses of the constituents of an atom, either that of a… … Medical dictionary
Atomic theory — Atomic model redirects here. For the unrelated term in mathematical logic, see Atomic model (mathematical logic). This article is about the historical models of the atom. For a history of the study of how atoms combine to form molecules, see… … Wikipedia
atomic mass — n the mass of an atom usu. expressed in atomic mass units also ATOMIC WEIGHT compare MASS NUMBER * * * atomic weight; used particularly when describing a single isotope of a nuclide … Medical dictionary
atomic mass — n. the mass of a given atom, usually expressed in atomic mass units: it is the atomic weight multiplied by the atomic mass unit … English World dictionary
Units of information — are a way of measuring a quantity of information or an entropy. Primary units Small amount of information just as logarithm of number of states.According to Shannon, The choice of a logarithmic base corresponds to the choice of a unit for… … Wikipedia
Atomic City — Atomic City, ID U.S. city in Idaho Population (2000): 25 Housing Units (2000): 22 Land area (2000): 0.101858 sq. miles (0.263812 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.101858 sq. miles (0.263812 sq.… … StarDict's U.S. Gazetteer Places
Atomic City, ID — U.S. city in Idaho Population (2000): 25 Housing Units (2000): 22 Land area (2000): 0.101858 sq. miles (0.263812 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.101858 sq. miles (0.263812 sq. km) FIPS code:… … StarDict's U.S. Gazetteer Places
