PhysicalConstants`
PhysicalConstants`

FineStructureConstant

As of Version 9.0, physical constant functionality is built into the Wolfram Language »

FineStructureConstant

is the fine structure constant, an atomic constant.

更多信息和选项

  • To use FineStructureConstant, you first need to load the Physical Constants Package using Needs["PhysicalConstants`"].
  • FineStructureConstant is a unitless number.
  • The fine structure constant is approximately 7.297352533×10-3.