Energetics and optical properties of 6-dimensional rotating black hole in pure Gauss-Bonnet gravity

@article{46141,
   author = {Stuchlík, Zdeněk and Abdujabbarov, Ahmadjon and Ahmedov, Bobomurat and Atamurotov, Farruh and Dadhich, Naresh},
   article_location = {US - Spojené státy americké},
   article_number = {8},
   doi = {http://dx.doi.org/10.1140/epjc/s10052-015-3604-5},
   keywords = {Gauss-Bonnet gravity; Penrose process; black holes},
   language = {eng},
   issn = {1434-6044},
   journal = {The European Physical Journal C},
   title = {Energetics and optical properties of 6-dimensional rotating black hole in pure Gauss-Bonnet gravity},
   url = {https://link.springer.com/article/10.1140/epjc/s10052-015-3604-5},
   volume = {75},
   year = {2015}
}

TY  - JOUR
ID  - 46141
AU  - Stuchlík, Zdeněk - Abdujabbarov, Ahmadjon - Ahmedov, Bobomurat - Atamurotov, Farruh - Dadhich, Naresh
PY  - 2015
TI  - Energetics and optical properties of 6-dimensional rotating black hole in pure Gauss-Bonnet gravity
JF  - The European Physical Journal C
VL  - 75
IS  - 8
SP  - "399-1"-"399-11"
EP  - "399-1"-"399-11"
SN  - 14346044
KW  - Gauss-Bonnet gravity
KW  - Penrose process
KW  - black holes
UR  - https://link.springer.com/article/10.1140/epjc/s10052-015-3604-5
N2  - We study physical processes around a rotating black hole in pure Gauss-Bonnet (GB) gravity. In pure GB gravity, the gravitational potential has a slower fall-off as compared to the corresponding Einstein potential in the same dimension. It is therefore expected that the energetics of a pure GB black hole would be weaker, and our analysis bears out that the efficiency of energy extraction by the Penrose-process is increased to 25.8% and the particle acceleration is increased to 55.28 %; the optical shadow of the black hole is decreased. These are in principle distinguishing observable features of a pure GB black hole.
ER  - 

STUCHLÍK, Zdeněk, Ahmadjon ABDUJABBAROV, Bobomurat AHMEDOV, Farruh ATAMUROTOV a Naresh DADHICH. Energetics and optical properties of 6-dimensional rotating black hole in pure Gauss-Bonnet gravity. \textit{The European Physical Journal C}. US - Spojené státy americké, roč.~75, č.~8, s.~''399-1''-''399-11'', 11 s. ISSN~1434-6044. doi:10.1140/epjc/s10052-015-3604-5. 2015.