A numerical canonical transformation approach to quantum many body problems

Details A numerical canonical transformation approach to quantum many body problems A numerical canonical transformation approach to quantum many body problems

2002-01-18

arxiv.org/abs/cond-mat/0201346v2

Physics

Condensed Matter

Strongly Correlated Electrons

10 pages, 3 encapsulated figures. Parts of the paper are substantially revised to refer to previous similar methods

Scientific paper

10.1063/1.1508370

We present a new approach for numerical solutions of ab initio quantum
chemistry systems. The main idea of the approach, which we call canonical
diagonalization, is to diagonalize directly the second quantized Hamiltonian by
a sequence of numerical canonical transformations.

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