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Observation of the Gap and Kinetic Energy in a Correlated Insulator

Thomas, G. A. and Rapkine, D. H. and Carter, S. A. and Millis, A. J. and Rosenbaum, T. F. and Metcalf, P. and Honig, J. M. (1994) Observation of the Gap and Kinetic Energy in a Correlated Insulator. Physical Review Letters, 73 (11). pp. 1529-1532. ISSN 0031-9007. doi:10.1103/PhysRevLett.73.1529.

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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.

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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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Department of Energy (DOE)DE-FG02-90ER45427
Issue or Number:11
Classification Code:PACS numbers: 71.27.+a, 71.30.+h, 78.30.Hv
Record Number:CaltechAUTHORS:20140707-163036150
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Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:47002
Deposited By: George Porter
Deposited On:10 Jul 2014 22:00
Last Modified:10 Nov 2021 17:33

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