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gr-qc2023
Vector dark matter production during inflation and reheating
Jose A. R. Cembranos, Luis J. Garay, Álvaro Parra-López +1
Gravitational particle production of spectator fields due to the expansion universe during the inflationary and reheating phases of the early universe is of particular interest in…
gr-qc2023★ 20 cited
Ultracompact horizonless objects in order-reduced semiclassical gravity
Julio Arrechea, Carlos Barceló, Raúl Carballo-Rubio +1
The backreaction of quantum fields in their vacuum state results in equilibrium structures that surpass the Buchdahl compactness limit. Such backreaction is encapsulated in the vac…