HENSH, Sudipta, Jan SCHEE, Ahmadjon ABDUJABBAROV a Zdeněk STUCHLÍK. Strong gravitational lensing around Kehagias-Sfetsos compact objects surrounded by plasma. European Physical Journal Plus. DE - Spolková republika Německo, 2022, roč. 137, č. 2, s. "242-1"-"242-9", 9 s. ISSN 2190-5444. Dostupné z: https://dx.doi.org/10.1140/epjp/s13360-022-02454-8. |
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@article{65951, author = {Hensh, Sudipta and Schee, Jan and Abdujabbarov, Ahmadjon and Stuchlík, Zdeněk}, article_location = {DE - Spolková republika Německo}, article_number = {2}, doi = {http://dx.doi.org/10.1140/epjp/s13360-022-02454-8}, keywords = {Horava gravity;Kehagias-Sfetsos black holes;semi-analytical Bozza method}, language = {eng}, issn = {2190-5444}, journal = {European Physical Journal Plus}, title = {Strong gravitational lensing around Kehagias-Sfetsos compact objects surrounded by plasma}, url = {https://link.springer.com/article/10.1140/epjp/s13360-022-02454-8}, volume = {137}, year = {2022} }
TY - JOUR ID - 65951 AU - Hensh, Sudipta - Schee, Jan - Abdujabbarov, Ahmadjon - Stuchlík, Zdeněk PY - 2022 TI - Strong gravitational lensing around Kehagias-Sfetsos compact objects surrounded by plasma JF - European Physical Journal Plus VL - 137 IS - 2 SP - "242-1"-"242-9" EP - "242-1"-"242-9" SN - 21905444 KW - Horava gravity;Kehagias-Sfetsos black holes;semi-analytical Bozza method UR - https://link.springer.com/article/10.1140/epjp/s13360-022-02454-8 N2 - We present the analysis how Horava gravity and plasma influence the strong lensing phenomena around Kehagias-Sfetsos (KS) black holes. Using the semi-analytical Bozza method of strong lensing limit, we determine the multiple images, namely their separation S, and magnification R. We apply our calculations to the case of supermassive black hole having mass M = 6.5x10(9)M(circle dot) and being at distance d(0) = 16.8Mpc from observer corresponding to those observed in M87. We show that the sensitivity of image magnification, image separation, and shadow angular size on KS parameter omega and plasma parameter k are of order from 1 to 10% for R and 16% for S. ER -
HENSH, Sudipta, Jan SCHEE, Ahmadjon ABDUJABBAROV a Zdeněk STUCHLÍK. Strong gravitational lensing around Kehagias-Sfetsos compact objects surrounded by plasma. \textit{European Physical Journal Plus}. DE - Spolková republika Německo, 2022, roč.~137, č.~2, s.~''242-1''-''242-9'', 9 s. ISSN~2190-5444. Dostupné z: https://dx.doi.org/10.1140/epjp/s13360-022-02454-8.
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