Negative coupling instability and grandunified baryogenesis

dc.creatorProkopec, Tomislav
dc.date1997-08-22
dc.date.accessioned2026-07-07T04:02:18Z
dc.date.available2026-07-07T04:02:18Z
dc.descriptionI review my recent work with Brian Greene and Thomas Roos. First I discuss the effect of a negative cross-coupling on the inflaton decay in two scalar field theories. Our main finding is a new effect, the negative coupling instability, which leads to explosive particle production and very fast inflaton decay. Then I discuss the consequences of this instability for grandunified baryogenesis models. The novel aspect of this review is an intuitive explanation of the negative coupling instability, using field trajectories in the configuration space.
dc.description7 pages + 5 figures, LaTeX with sprocl.sty macro (get it from http://xxx.lanl.gov/ftp/hep-th/papers/macros), slightly extended version of the Proceedings of Strong and Electroweak Matter '97, Eger, Hungary, 21-25 May 1997
dc.identifierhttps://arxiv.org/abs/hep-ph/9708428
dc.identifierhttp://arxiv.org/abs/hep-ph/9708428
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/47173
dc.subjectHigh Energy Physics - Phenomenology
dc.titleNegative coupling instability and grandunified baryogenesis
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