National Physical Laboratory

What is the connection between SI base units and the fundamental constants? (FAQ - Quantum)

The relationships are many and complex.

A diagram by Terry Quinn attempts a summary, see SI figure, but the explanation could be a book - see Petley, B. W. The Fundamental Physical Constants and the Frontier of Measurement (Adam Hilger, Bristol, 1985).

Last Updated: 19 Apr 2011
Created: 9 Aug 2007