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Extended Coupled Cluster Techniques for Excited States: Applications to Quasispin Models

  • R. F. Bishop
  • N. I. Robinson
  • J. Arponen

Abstract

We have described both in an earlier volume in this series1 and 2 3 elsewhere, how the so-called extended coupled cluster method (ECCM)3 can be used to give an extremely general microscopic description of quantum-mechanical many-body and field-theoretical systems.

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Copyright information

© Plenum Press, New York 1990

Authors and Affiliations

  • R. F. Bishop
    • 1
  • N. I. Robinson
    • 1
  • J. Arponen
    • 2
  1. 1.Department of Mathematics University of Manchester Institute of Science and TechnologyManchesterEngland
  2. 2.Department of Theoretical PhysicsUniversity of HelsinkiHelsinkiFinland

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