BAKALA, Pavel, Zdeněk STUCHLÍK, Eva ŠRÁMKOVÁ, Gabriel TÖRÖK and Martin URBANEC. Non-geodesic orbital and epicyclic frequencies in vicinity of slowly rotating magnetized neutron stars (Conference Paper). In Proceedings of the International Astronomical Union. Cambridge, UK: Cambridge University Press, 2012, p. 185-186. ISBN 978-1-107-03379-5. Available from: https://dx.doi.org/10.1017/S1743921312019539.
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Basic information
Original name Non-geodesic orbital and epicyclic frequencies in vicinity of slowly rotating magnetized neutron stars (Conference Paper)
Authors BAKALA, Pavel, Zdeněk STUCHLÍK, Eva ŠRÁMKOVÁ, Gabriel TÖRÖK and Martin URBANEC.
Edition Cambridge, UK, Proceedings of the International Astronomical Union, p. 185-186, 2 pp. 2012.
Publisher Cambridge University Press
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 10308 Astronomy
Confidentiality degree is not subject to a state or trade secret
Organization unit Faculty of Philosophy and Science in Opava
ISBN 978-1-107-03379-5
ISSN 1743-9213
Doi http://dx.doi.org/10.1017/S1743921312019539
Keywords in English Stars: magnetic fields; Stars: neutron; X-rays: binaries
Tags , sbornik
Tags International impact
Changed by Changed by: Mgr. Pavlína Jalůvková, učo 25213. Changed: 14/4/2021 15:36.
Abstract
We study non-geodesic corrections to the quasicircular motion of charged test particles in the field of magnetized slowly rotating neutron stars. The gravitational field is approximated by the Lense-Thirring geometry, the magnetic field is of the standard dipole character. Using a fully-relativistic approach we determine influence of the electromagnetic interaction (both attractive and repulsive) on the quasicircular motion. We focus on the behaviour of the orbital and epicyclic frequencies of the motion. Components of the four-velocity of the orbiting charged test particles are obtained by numerical solution of equations of motion, the epicyclic frequencies are obtained by using the standard perturbative method. The role of the combined effect of theneutron star magnetic field and its rotation in the character of the orbital and epicyclic frequencies is discussed.
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