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Published September 12, 1994 | Version Published
Journal Article Open

Observation of the Gap and Kinetic Energy in a Correlated Insulator

Creators

  • 1. ROR icon University of Chicago
  • 2. ROR icon Purdue University West Lafayette

Abstract

Fundamental energies are determined optically for an ensemble of correlated electrons in an anti-ferromagnetic insulator, V_2O_3. The observed variation of the energy gap and the kinetic energy are compared quantitatively to some approximate solutions of the Hubbard Hamiltonian.

Additional Information

© 1994 The American Physical Society. Received 28 April 1994. We wish to acknowledge helpful discussions with E. Abrahams, S. Coppersmith, L. F. Mattheiss, T.M. Rice, M. J. Rozenberg, D. J. Scalapino, D. Vollhardt, and particularly G. Kotliar. The work at the University of Chicago was supported by NSF DMR9204820; at Purdue University by MISCQN on DOE Grant No. DE-FG02-90ER45427.

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Published - PhysRevLett.73.1529.pdf

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PhysRevLett.73.1529.pdf

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Identifiers

Eprint ID
47002
Resolver ID
CaltechAUTHORS:20140707-163036150

Funding

NSF
DMR9204820
Department of Energy (DOE)
DE-FG02-90ER45427

Dates

Created
2014-07-10
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Updated
2021-11-10
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Physics Department