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astro-ph.CO2026
Parametric Resonance and Backreaction Effects in Magnetogenesis from Ultralight Dark Matter
Nirmalya Brahma, Robert Brandenberger
We take a more detailed look at the recently proposed magnetogenesis mechanism triggered by ultralight dark matter coupled to electromagnetism. The proposed mechanism made use of a…
astro-ph.CO2020
Energy injection in pre-recombination era and EDGES detection
Nirmalya Brahma, Shiv Sethi, Shivnag Sista
We study the possibility of explaining the recent EDGES detection by an energy injection in the pre-recombination era. Our aim is to show that the residue of this energy injection…