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| Formato: | Artículo científico |
| Lenguaje: | en |
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Sociedade Brasileira de Física
2008
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| Acceso en línea: | https://www.redalyc.org/articulo.oa?id=46413553002 |
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- Self-energies for interacting fields with a compactified spatial dimension F. A. Barone M. Hott Física, Astronomía y Matemáticas Quantum fields Compactified dimensions We study the self-energy of a model with a tri-linear coupling among spinless fields on a manifold with one spatial dimension compactified. The model is considered to be composed by a quantized scalar field interacting with a classical scalar one. In order to improve the compactification we take the quantum field satisfying quasi periodic boundary conditions, which interpolates continuously the periodic and anti-periodic conditions, whilst the background field satisfies periodic boundary conditions. All the calculations are performed in Euclidean coordinates. 2008 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46413553002 en http://www.redalyc.org/revista.oa?id=464 Brazilian Journal of Physics application/pdf Sociedade Brasileira de Física Brazilian Journal of Physics (Brasil) Num.2 Vol.38