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Title: Higher order coupled cluster approximation to the vacuum of [Phi][sup 4] field theory in 1+1 dimensions

Journal Article · · Physical Review, D (Particles Fields); (United States)
 [1]
  1. Institut fuer Theoretische Physik II, Ruhr Universitaet, D-44780 Bochum (Germany)

The [ital S][sub 6] approximation of the coupled cluster method is applied to the vacuum state, energy, and field expectation value of [Phi][sup 4] field theory in 1+1 dimensions. Depending on the quantities considered the results show good to excellent convergence.

OSTI ID:
6949095
Journal Information:
Physical Review, D (Particles Fields); (United States), Vol. 50:10; ISSN 0556-2821
Country of Publication:
United States
Language:
English