The NIST Reference on Constants, Units and Uncertainty

Fundamental Physical Constants
Constants
Topics:
Values
Energy
Equivalents
Searchable
Bibliography
Background
Constants
Bibliography
Constants,
Units &
Uncertainty
home page
[skip navigation]
Fermi coupling constant
 $G_{\rm F}/(\hbar c)^3$
 Numerical value  1.166 3787 x 10-5 GeV-2
 Standard uncertainty  0.000 0006 x 10-5 GeV-2
  Relative standard uncertainty  5.1 x 10-7
 Concise form  1.166 3787(6) x 10-5 GeV-2    
 
Click here for correlation coefficient of this constant with other constants
Source: 2022 CODATA     
recommended values 		 Definition of
uncertainty 		      Correlation coefficient with
any other constant

 
Go to a new search