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Waga, I.; Falcao, R.C.; Chanda, R.
Paraiba Univ., Joao Pessoa (Brazil). Dept. de Fisica1985
Paraiba Univ., Joao Pessoa (Brazil). Dept. de Fisica1985
AbstractAbstract
[en] Bulk viscosity associated with the production of heavy particles during the GUT phase transition can lead to exponential or 'generalized' inflation. The condition of inflation proposed is independent of the details of the phase transition and remains unaltered in presence of a cosmological constant. Such mechanism avoids the extreme supercooling and reheating needed in the usual inflationary models. The standard baryongenesis mechanism can be maintained. (Author)
[pt]
Viscosidade de volume associada com a producao de particulas pesadas durante a transicao de fase de teorias grandes unificadas podem levar a inflacao exponencial ou 'generalizada'. A condicao de inflacao proposta e independente dos detalhes da transicao de fase e permanece inalterada na presenca de uma constante cosmologica. Tal mecanismo evita o supercongelamento e o reaquecimento extremo necessarios nos modelos inflacionarios comuns. O mecanismo de genese barionica padrao pode ser mantido. (L.C.)Primary Subject
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1985; 6 p
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