fine-structure constant

fine-structure constant

English

Noun

fine-structure constant (uncountable)

1. (electrodynamics) The fundamental physical value α, presumed to be constant, that characterizes the strength of the electromagnetic force. Equal to about 1/137 = 0.0072973525.

   Synonyms: Sommerfeld's constant, electromagnetic coupling constant

Translations

fine-structure constant

Bengali: সূক্ষ্ম-গঠন ধ্রুবক (sūkhmô-gôṭhôn dhrubôk) Dutch: fijnstructuurconstante (nl) Finnish: hienorakennevakio (fi) French: constante de structure fine f German: Feinstrukturkonstante f Portuguese: constante de estrutura fina f Russian: постоя́нная то́нкой структу́ры f (postojánnaja tónkoj struktúry) Spanish: constante de estructura fina f Swedish: finstrukturkonstanten