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| Formato: | Artículo científico |
| Lenguaje: | en |
| Publicado: |
Sociedade Brasileira de Física
2005
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| Materias: | |
| Acceso en línea: | https://www.redalyc.org/articulo.oa?id=46415793015 |
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- Neutrino mixing as a source for cosmological constant M. Blasone A. Capolupo S. Capozziello S. Carloni G. Vitiello Física, Astronomía y Matemáticas We report on recent results showing that neutrino mixing may lead to a non-zero contribution to the cosmological constant. This contribution is of a completely different nature with respect to the usual one by a massive spinor field. We also study the problem of field mixing in Quantum Field Theory in curved space-time, for the case of a scalar field in the Friedmann-Robertson-Walker metric. 2005 artículo científico 0103-9733 https://www.redalyc.org/articulo.oa?id=46415793015 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.2B Vol.35