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hep-ph2026
Inflation and Reheating by Dynamical Torsion
Xiaolin Ma, Kamil Mudrunka, Kazunori Nakayama
In gravity theories with torsion, inflation can be driven by the dynamical torsion. Since it naturally has a derivative coupling to the axial current consisting of Standard Model p…
hep-ph2026
High Frequency Spectrum of Primordial Gravitational Waves
Kamil Mudrunka, Kazunori Nakayama
During inflation long wavelength gravitational waves are produced, which form stochastic background in the present universe with very wide range of frequencies. Higher frequency gr…