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单词 atomic unit
释义

Definition of atomic unit in English:

atomic unit

noun
Physics
  • A unit in a system in which certain fundamental constants, such as the mass and charge of the electron and the Bohr radius, are assigned the value 1.

Origin

1920s; earliest use found in Douglas Hartree (1897–1958), mathematician and theoretical physicist.

Definition of atomic unit in US English:

atomic unit

noun
Physics
  • A unit in a system in which certain fundamental constants, such as the mass and charge of the electron and the Bohr radius, are assigned the value 1.

Origin

1920s; earliest use found in Douglas Hartree (1897–1958), mathematician and theoretical physicist.

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更新时间:2025/2/6 21:23:17