fine-structure constant

physical constant quantifying the strength of the electromagnetic interaction between elementary charged particles

en-US/ˈfaɪn - ˈstɹʌkt͡ʃɚ kɑŋˈstɑŋ/
en-GB/faɪn - ˈstɹʌkt͡ʃə ˈkɒnstənt/

Kategorien:

coupling constantdimensionless quantityphysical constant