Gravitational production of gravitinos
classification
✦ hep-ph
astro-phgr-qc
keywords
gravitinosdensitygravitationalnumberproducedcalculatecompareduring
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We calculate the number density of helicity $\pm3/2$ gravitinos produced out of the vacuum by the non-static gravitational field in a generic inflation scenario. We compare it to the number density of gravitinos produced in particle interactions during reheating.
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