New measure of electron correlation.
We propose to quantify the correlation inherent in a many-electron (or many-fermion) wave function psi by comparing it to the unique uncorrelated state that has the same 1-particle density operator as does /|psi><psi/.
Gottlieb
Alex D
AD
Wolfgang Pauli Institute, Nordbergstr. 15, A-1090 Wien, Austria. alex@alexgottlieb.com
Mauser
Norbert J
NJ