Radial motion of relativistic particles in a gravitational field

L.E. Pavlov

FSUE “VNIIFTRI”, Mendeleevo, Moscow region, Russia
pavlov_le@vniiftri.ru

Al’manac of Modern Metrology № 3 (35) 2023, pages 61–66

Abstract. The problem of the motion of relativistic particles (RP) — photons, neutrinos, as well as protons and electrons of high energies, in the gravity field of stellar objects is considered. It is shown that the gravitational field decreases the velocities of relativistic particles near gravity sources. It is also shown that the gravitational barrier for relativistic particles does not actually exist. RP energy losses are determined when removed to infinity. The boundaries of the gravitational barrier for non-relativistic particles are determined.

Keywords: relativistic particles, electrons, photons, neutrinos, particle energy, particle velocity, gravitational barrier.

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