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hep-th2026
Jordan Frame in Supergravity and Cosmology
Renata Kallosh
The superconformal action can be gauge-fixed in a gauge where is leads to the Einstein frame supergravity defined by a Kahler potential , or in a gauge where it leads…
hep-th2026
New Exponential and Polynomial -attractors
Renata Kallosh, Andrei Linde
We introduce a new family of cosmological attractors with non-minimal coupling of gravity and non-canonical kinetic terms. In the Einstein frame, these models transform into a clas…