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]
quantum of circulation
 $\rmpi \hbar/m_{\rm e}$
 Numerical value  3.636 947 5516 x 10-4 m2 s-1
 Standard uncertainty  0.000 000 0011 x 10-4 m2 s-1
  Relative standard uncertainty  3.0 x 10-10
 Concise form  3.636 947 5516(11) x 10-4 m2 s-1    
 
Click here for correlation coefficient of this constant with other constants
Source: 2018 CODATA     
recommended values 		 Definition of
uncertainty 		      Correlation coefficient with
any other constant

 
Go to a new search