TURIMOV, Bobur and Bobomurat AHMEDOV. Zipoy-Voorhees Gravitational Object as a Source of High-Energy Relativistic Particles. Galaxies. 2021, vol. 9, No 3, p. "59-1"-"59-8", 8 pp. ISSN 2075-4434. Available from: https://dx.doi.org/10.3390/galaxies9030059.
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Basic information
Original name Zipoy-Voorhees Gravitational Object as a Source of High-Energy Relativistic Particles
Authors TURIMOV, Bobur (860 Uzbekistan, belonging to the institution) and Bobomurat AHMEDOV.
Edition Galaxies, 2021, 2075-4434.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10308 Astronomy
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
WWW URL
RIV identification code RIV/47813059:19630/21:A0000154
Organization unit Institute of physics in Opava
Doi http://dx.doi.org/10.3390/galaxies9030059
UT WoS 000699716600001
Keywords in English γ-spacetime; naked singularity; high-energy relativistic particle; orbital velocity
Tags 2022, , RIV22
Tags International impact, Reviewed
Changed by Changed by: Mgr. Pavlína Jalůvková, učo 25213. Changed: 21/2/2022 15:45.
Abstract
The Zipoy-Voorhees solution is known as the gamma-metric and/or q-metric being static and axisymmetric vacuum solution of Einstein field equations which becomes strong curvature naked singularity. The metric is characterized by two parameters, namely, the mass M and the dimensionless deformation parameter gamma. It is shown that the velocity of test particle orbiting around the central gamma-object can reach the speed of light, consequently, the total energy of the particle will be very high for a specific value the deformation parameter of the spacetime. It is also shown that causality problem arises in the interior region of the physical singularity for the specific value of the deformation parameter when test particles can move with superluminal velocity being greater than the speed of light that might be an additional tool for explaining the existence of tachyons for gamma>1/2 which are invisible for an observer.
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