Correction due to the Goldstone mode in neutral BCS superconductors

Tomio Koyama

doi:10.1016/j.physc.2006.03.005

Correction due to the Goldstone mode in neutral BCS superconductors

Tomio Koyama

Institute for Materials Research (IMR)

Research output: Contribution to journal › Article › peer-review

Abstract

We develop a theory beyond the Hartree-Fock-Bogoliubov approximation for neutral BCS superconductors at T = 0 K. The self-energy correction due to the interaction between the Goldstone boson and the fermions is calculated. The superconducting order is enhanced by this interaction.

Original language	English
Pages (from-to)	162-167
Number of pages	6
Journal	Physica C: Superconductivity and its applications
Volume	437-438
Issue number	SPEC. ISS.
DOIs	https://doi.org/10.1016/j.physc.2006.03.005
Publication status	Published - 2006 May 15

Keywords

Goldstone boson
Neutral BCS superconductors
One-loop approximation
Strong coupling effect

ASJC Scopus subject areas

Electronic, Optical and Magnetic Materials
Condensed Matter Physics
Energy Engineering and Power Technology
Electrical and Electronic Engineering

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10.1016/j.physc.2006.03.005

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abstract = "We develop a theory beyond the Hartree-Fock-Bogoliubov approximation for neutral BCS superconductors at T = 0 K. The self-energy correction due to the interaction between the Goldstone boson and the fermions is calculated. The superconducting order is enhanced by this interaction.",

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