Explicit black hole solutions in higher-derivative gravity

Kód výsledku v IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F67985840%3A_____%2F18%3A00491681" target="_blank" >RIV/67985840:_____/18:00491681 - isvavai.cz</a>

Nalezeny alternativní kódy

RIV/00216208:11320/18:10388229

Výsledek na webu

<a href="http://dx.doi.org/10.1103/PhysRevD.98.021502" target="_blank" >http://dx.doi.org/10.1103/PhysRevD.98.021502</a>

DOI - Digital Object Identifier

<a href="http://dx.doi.org/10.1103/PhysRevD.98.021502" target="_blank" >10.1103/PhysRevD.98.021502</a>

Jazyk výsledku

angličtina

Název v původním jazyce

Explicit black hole solutions in higher-derivative gravity

Popis výsledku v původním jazyce

We present, in an explicit form, the metric for all spherically symmetric Schwarzschild-Bach black holes in Einstein-Weyl theory. In addition to the black hole mass, this complete family of spacetimes involves a parameter that encodes the value of the Bach tensor on the horizon. When this additional “non-Schwarzschild parameter” is set to zero, the Bach tensor vanishes everywhere, and the “Schwa-Bach” solution reduces to the standard Schwarzschild metric of general relativity. Compared with previous studies, which were mainly based on numerical integration of a complicated form of field equations, the new form of the metric enables us to easily investigate geometrical and physical properties of these black holes, such as specific tidal effects on test particles, caused by the presence of the Bach tensor, as well as fundamental thermodynamical quantities.

Název v anglickém jazyce

Explicit black hole solutions in higher-derivative gravity

Popis výsledku anglicky

We present, in an explicit form, the metric for all spherically symmetric Schwarzschild-Bach black holes in Einstein-Weyl theory. In addition to the black hole mass, this complete family of spacetimes involves a parameter that encodes the value of the Bach tensor on the horizon. When this additional “non-Schwarzschild parameter” is set to zero, the Bach tensor vanishes everywhere, and the “Schwa-Bach” solution reduces to the standard Schwarzschild metric of general relativity. Compared with previous studies, which were mainly based on numerical integration of a complicated form of field equations, the new form of the metric enables us to easily investigate geometrical and physical properties of these black holes, such as specific tidal effects on test particles, caused by the presence of the Bach tensor, as well as fundamental thermodynamical quantities.

Druh

J_imp - Článek v periodiku v databázi Web of Science

CEP obor

—

OECD FORD obor

10102 - Applied mathematics

Projekt

<a href="/cs/project/GA17-01625S" target="_blank" >GA17-01625S: Prostoročasy a pole v Einsteinově teorii gravitace a jejích zobecněních</a><br>

Návaznosti

I - Institucionalni podpora na dlouhodoby koncepcni rozvoj vyzkumne organizace

Rok uplatnění

2018

Kód důvěrnosti údajů

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Název periodika

Physical Review D

ISSN

2470-0010

e-ISSN

—

Svazek periodika

98

Číslo periodika v rámci svazku

2

Stát vydavatele periodika

US - Spojené státy americké

Počet stran výsledku

6

Strana od-do

—

Kód UT WoS článku

000437834000002

EID výsledku v databázi Scopus

2-s2.0-85051146604