Gaussian analysis of the Gross-Neveu model

The Gross-Neveu model is solved within a simple Gaussian approach. The ground state is correctly reproduced. We find that two phases escape the triviality problem. Bound states and the analogy with λ φ 4 theory are also considered.

Detalhes bibliográficos
Autores: Latorre, José Ignacio, Soto Riera, Joan
Tipo de documento: artigo
Estado:Versão publicada
Data de publicação:1986
País:España
Recursos:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositório:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/12529
Acesso em linha:https://hdl.handle.net/2445/12529
Access Level:Acceso aberto
Palavra-chave:Teoria quàntica de camps
Renormalització (Física)
Quantum field theory
Renormalization (Physics)
Descrição
Resumo:The Gross-Neveu model is solved within a simple Gaussian approach. The ground state is correctly reproduced. We find that two phases escape the triviality problem. Bound states and the analogy with λ φ 4 theory are also considered.