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hep-ph2025
Freeze-in production of scalaron dark matter in gravity
Basabendu Barman, Ashmita Das, Rakesh Kumar SivaKumar +1
We demonstrate that the scalaron, a scalar degree of freedom, emerging from the theory of gravity, can account for the observed dark matter (DM) abundance if its mass is aro…
gr-qc2025★ 9 cited
Derivative coupling in horizon brightened acceleration radiation: a quantum optics approach
Ashmita Das, Anjana Krishnan, Soham Sen +1
Horizon Brightened Acceleration Radiation (HBAR) signifies a unique radiation process and provides a promising framework in exploring acceleration radiation in flat/ curved spaceti…