3 papers
astro-ph.CO2026
Possible explanation of primordial Li deficit
E. V. Arbuzova, A. D. Dolgov
A reduction mechanism of the theoretically predicted excessive abundance of Li via baryons evaporated by primordial black holes is suggested. It is shown that the fraction of $…
gr-qc2025
Dynamical mechanism of vacuum energy compensation
E. V. Arbuzova, A. D. Dolgov
The model of vacuum energy compensation due to interaction of a scalar field with curvature scalar of the form is proposed. It is shown that with a simple po…
hep-ph2025
The highest energy cosmic rays from superheavy dark matter particles
E. V. Arbuzova
It is commonly accepted that high energy cosmic rays up to eV can be produced in catastrophic astrophysical processes. However the source of a few observed events with hi…