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单词 principal quantum number
释义

Definition of principal quantum number in English:

principal quantum number

noun
Physics
  • The quantum number symbolized by n, which determines the orbital energy of an electron (to the first order) and takes positive integral values.

Origin

1920s.

Definition of principal quantum number in US English:

principal quantum number

noun
Physics
  • The quantum number symbolized by n, which determines the orbital energy of an electron (to the first order) and takes positive integral values.

Origin

1920s.

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