Gravitational particle production

13 Apr 2026, 10:30
30m

Speaker

Prof. Oleg Lebedev (Helsinki U)

Description

I discuss production of very weakly interacting or free particles in the Early Universe. Due to inflation and postinflationary dynamics such particles are produced copiously even in the absence of any non-gravitational couplings. This phenomenon has important implications for dark matter physics.

Primary author

Prof. Oleg Lebedev (Helsinki U)

Presentation materials

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