Black hole magnetospheres in the Born-Infeld theory
Li HQ(李惠泉)1,2,3; Wang JC(王建成)1,2,3
刊名INTERNATIONAL JOURNAL OF MODERN PHYSICS D
2020
卷号29期号:2页码:12
关键词Magnetosphere black hole the Born-Infeld theory
ISSN号0218-2718
DOI10.1142/S0218271820500133
产权排序第1完成单位
文献子类Article
英文摘要

We study the force-free electrodynamics on rotating black holes in the Born-Infeld (BI) effective theory. The stream equation describing a steady and axisymmetric magnetosphere is derived. Rom its near-horizon behavior, we obtain the modified Znajek regularity condition, with which we find that the horizon resistivity in the BI theory is generally not a constant. As expected, the outer boundary condition far away from the hole remains unchanged. In terms of the conditions at both boundaries, we derive the perturbative solution of split monopole in the slow rotation limit. It is interesting to realize that. the correction to the solution relies not only on the parameter in the BI theory, but also on the radius (or the mass) of the hole. We also show that the quantum effects can undermine the energy extraction process of the magnetosphere in the nonlinear theory and the extraction rate gets the maximum in the Maxwell theory.

学科主题天文学 ; 天体物理学 ; 高能天体物理学
URL标识查看原文
出版地5 TOH TUCK LINK, SINGAPORE 596224, SINGAPORE
资助项目Yunnan Natural Science Foundation[2017FB005] ; Yunnan Natural Science Foundation[2014FB188]
WOS关键词FORCE-FREE ; ELECTRODYNAMICS
WOS研究方向Astronomy & Astrophysics
语种英语
出版者WORLD SCIENTIFIC PUBL CO PTE LTD
WOS记录号WOS:000519726200005
资助机构Yunnan Natural Science Foundation[2017FB005, 2014FB188]
内容类型期刊论文
源URL[http://ir.ynao.ac.cn/handle/114a53/22693]  
专题云南天文台_高能天体物理研究组
通讯作者Li HQ(李惠泉)
作者单位1.Yunnan Observatories, Chinese Academy of Sciences, 650216 Kunming, P. R. China
2.Center for Astronomical Mega-Science, Chinese Academy of Sciences, 100012 Beijing, P. R. China
3.Key Laboratory for the Structure and Evolution of Celestial Objects, Chinese Academy of Sciences, 650216 Kunming, P. R. China
推荐引用方式
GB/T 7714
Li HQ,Wang JC. Black hole magnetospheres in the Born-Infeld theory[J]. INTERNATIONAL JOURNAL OF MODERN PHYSICS D,2020,29(2):12.
APA Li HQ,&Wang JC.(2020).Black hole magnetospheres in the Born-Infeld theory.INTERNATIONAL JOURNAL OF MODERN PHYSICS D,29(2),12.
MLA Li HQ,et al."Black hole magnetospheres in the Born-Infeld theory".INTERNATIONAL JOURNAL OF MODERN PHYSICS D 29.2(2020):12.
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