Shannon Entropy in Atoms: A Test for the Assessment of Density Functionals in Kohn-Sham Theory

Electron density is used to compute Shannon entropy. The deviation from the Hartree–Fock (HF) of this quantity has been observed to be related to correlation energy. Thus, Shannon entropy is here proposed as a valid quantity to assess the quality of an energy density functional developed w...

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Bibliographic Details
Main Authors: Claudio Amovilli, Franca Maria Floris
Format: Article
Language:English
Published: MDPI AG 2018-05-01
Series:Computation
Subjects:
Online Access:http://www.mdpi.com/2079-3197/6/2/36