Two-loop correction to the instanton density for the double well potential

Christian F. Wöhler; Edward Shuryak

doi:10.1016/0370-2693(94)90169-4

Two-loop correction to the instanton density for the double well potential

Christian F. Wöhler
, Edward Shuryak

Physics and Astronomy

Stony Brook University

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

19 Scopus citations

Abstract

Feynman diagrams in the instanton background are used for the calculation of the tunneling amplitude, up to the two-loops order. Some mistakes made in the previous works are corrected. The same method is applied to the next-order corrections to the ground state wave function.

Original language	English
Pages (from-to)	467-470
Number of pages	4
Journal	Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Volume	333
Issue number	3-4
DOIs	https://doi.org/10.1016/0370-2693(94)90169-4
State	Published - Aug 4 1994

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title = "Two-loop correction to the instanton density for the double well potential",

abstract = "Feynman diagrams in the instanton background are used for the calculation of the tunneling amplitude, up to the two-loops order. Some mistakes made in the previous works are corrected. The same method is applied to the next-order corrections to the ground state wave function.",

author = "W{\"o}hler, \{Christian F.\} and Edward Shuryak",

year = "1994",

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doi = "10.1016/0370-2693(94)90169-4",

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T1 - Two-loop correction to the instanton density for the double well potential

AU - Wöhler, Christian F.

AU - Shuryak, Edward

PY - 1994/8/4

Y1 - 1994/8/4

N2 - Feynman diagrams in the instanton background are used for the calculation of the tunneling amplitude, up to the two-loops order. Some mistakes made in the previous works are corrected. The same method is applied to the next-order corrections to the ground state wave function.

AB - Feynman diagrams in the instanton background are used for the calculation of the tunneling amplitude, up to the two-loops order. Some mistakes made in the previous works are corrected. The same method is applied to the next-order corrections to the ground state wave function.

UR - https://www.scopus.com/pages/publications/0000109649

U2 - 10.1016/0370-2693(94)90169-4

DO - 10.1016/0370-2693(94)90169-4

M3 - Article

AN - SCOPUS:0000109649

SN - 0370-2693

VL - 333

SP - 467

EP - 470

JO - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

JF - Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics

IS - 3-4

ER -

Two-loop correction to the instanton density for the double well potential

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