Chapter 7. Slave-Boson Approach to Strongly Correlated Electron Systems

  1. Deutsche Forschungsgemeinschaft (DFG)
  1. Holger Fehske,
  2. Martin Deeg and
  3. Helmut Büttner

Published Online: 21 DEC 2006

DOI: 10.1002/9783527609284.ch7

Macromolecular Systems: Microscopic Interactions and Macroscopic Properties: Final Report

Macromolecular Systems: Microscopic Interactions and Macroscopic Properties: Final Report

How to Cite

Fehske, H., Deeg, M. and Büttner, H. (2000) Slave-Boson Approach to Strongly Correlated Electron Systems, in Macromolecular Systems: Microscopic Interactions and Macroscopic Properties: Final Report (ed Deutsche Forschungsgemeinschaft (DFG)), Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany. doi: 10.1002/9783527609284.ch7

Author Information

  1. Theoretische Physik I, Universität Bayreuth, Universitätsstraße 30, 95447 Bayreuth, Germany

Publication History

  1. Published Online: 21 DEC 2006
  2. Published Print: 13 JUL 2000

ISBN Information

Print ISBN: 9783527277261

Online ISBN: 9783527609284

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Keywords:

  • macromolecular systems;
  • strongly correlated electron systems;
  • slave-boson theory;
  • saddle-point approximation

Summary

This chapter contains sections titled:

  • Introduction

  • Slave-boson theory for the t-t′-J model

    • SU(2)-invariant slave-particle representation

    • Functional integral formulation

    • Saddle-point approximation

    • Magnetic phase diagram of the t-t′-J model

  • Comparison with experiments

    • Normal-state transport properties

    • Magnetic correlations and spin dynamics

    • Inelastic neutron scattering measurements

  • Summary

  • References