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hep-ph2025
Freeze-in at Low Reheating and Direct Detection of Fermion Dark Matter
Amir Amiri, Bastian Diaz Saez, Kilian Möhling
We investigate a low-reheating-temperature freeze-in scenario within a minimal model of fermionic dark matter interacting through a pseudoscalar mediator. In this setup, dark matte…
hep-ph2025★ 8 cited
Freezing-in the Pure Dark Axion Portal
Paola Arias, Bastián Díaz Sáez, Joerg Jaeckel
A symmetry under which "dark'' and "visible'' fields transform differently can further seclude already dark particles. In a dark sector consisting of an axion-like particle a…