Leptogenesis: Lepton Number Violation in
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M. Yoshimura
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Article
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2005
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Elsevier Science
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English
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Lepton number nonconservation which may have occurred in the early universe is a key to understand how the baryon asymmetric universe is realized in the present epoch. We shall review the fundamental theory towards this goal. The grave problem of gravitino overproduction, a problem common both to le