Supersymmetry in the very early universe

被引:0
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作者
Thomas, S [1 ]
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[1] Stanford Univ, Stanford Linear Accelerator Ctr, Stanford, CA 94309 USA
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O412 [相对论、场论]; O572.2 [粒子物理学];
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摘要
Supersymmetric hat directions can have a number of important consequences in the very early universe. Depending on the form of the SUSY breaking potential arising from the finite energy density at early times, coherent production of scaler condensates fan result along such directions. This leads a cosmological disaster for Polonyi type hat directions with only Planck suppressed couplings, but can give rise to the baryon asymmetry for standard model flat directions. Flat directions are also natural candidates to act as inflatons. Achieving density fluctuations of the correct magnitude generally requires an additional hidden SUSY breaking sector.
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页码:353 / 364
页数:12
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