2 papers
cond-mat.str-el2021
Cluster many-body expansion: a many-body expansion of the electron correlation energy about a cluster mean-field reference
Vibin Abraham, Nicholas Mayhall
The many-body expansion (MBE) is an efficient tool which has a long history of use for calculating interaction energies, binding energies, lattice energies, and so on. In the past,…
cond-mat.str-el2020
Selected Configuration Interaction in a Basis of Cluster State Tensor Products
Vibin Abraham, Nicholas J. Mayhall
Selected configuration interaction (SCI) methods are currently enjoying a resurgence due to several recent developments which improve either the overall computational efficiency or…