Letter to the Editor

Effective electron mass from ward identity with non-local interaction

Bhaswati Biswas ; Cavendish Laboratory, University of Cambridge, Madingley Road, Cambridge CB3 OHE, U.K.
Sri P. Tewari ; Department of Physics and Astrophysics, University of Delhi, Delhi 110007, India

Abstract

The Ward identity relation is used to obtain the effective electron mass m*, at metallic density by solving the integral equation for the proper vertex function, Λkw (p) with a non-local form for the interaction.

Keywords

Hrčak ID:

331131

URI

https://hrcak.srce.hr/331131

Publication date:

2.7.1986.

Article data in other languages: croatian

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