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]
electron mass energy equivalent
$m_{\rm e}c^2$
 Value  8.187 105 06 x 10-14 J
 Standard uncertainty  0.000 000 36 x 10-14 J
  Relative standard uncertainty   4.4 x 10-8
 Concise form  8.187 105 06(36) x 10-14 J    
 
Click here for correlation coefficient of this constant with other constants
Source: 2010 CODATA     
recommended values 		 Definition of
uncertainty 		      Correlation coefficient with
any other constant

 
Go to a new search