Sine-Gordon effective potential beyond Gaussian approximation

DOI10.1016/S0370-2693(02)02659-XzbMath0998.81045arXivhep-th/0207261OpenAlexW2050082530MaRDI QIDQ700834

Chul Koo Kim, Kyun Nahm, Wen-Fa Lu

Publication date: 9 October 2002

Published in: Physics Letters. B (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/hep-th/0207261

zbMATH Keywords

background field methodColeman normal-ordering renormalization prescriptionoptimized expansion scheme

Mathematics Subject Classification ID

Model quantum field theories (81T10)

Related Items (1)

Sine-Gordon expectation values of exponential fields with variational perturbation theory

Uses Software

• Unnamed Item

Cites Work

• Quantum field theory techniques in graphical enumeration
• Optimized Rayleigh-Schrödinger expansion of the effective potential
• Phase transition of the sine-gordon theory at finite temperature
• Gaussian effective potential and Coleman's normal-ordering prescription: the functional integral formalism
• A variational expansion for the free energy of a bosonic system
• Unnamed Item
• Unnamed Item

This page was built for publication: Sine-Gordon effective potential beyond Gaussian approximation