Remarks on the charged, magnetized Tomimatsu-Sato δ=2 solution

被引:10
|
作者
Manko, OV [1 ]
Manko, VS
Sanabria-Gómez, JD
机构
[1] Moscow MV Lomonosov State Univ, Fac Phys, Moscow 119899, Russia
[2] Inst Politecn Nacl, Ctr Invest & Estudios Avanzados, Dept Fis, Mexico City 07000, DF, Mexico
关键词
Ernst potentials; Tomimatsu-Sato metrics; magnetic dipole;
D O I
10.1023/A:1026782404418
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The full metric describing a charged, magnetized generalization of the Tomimatsu-Sato (TS) delta = 2 solution is presented in a concise explicit form. We use it to investigate some physical properties of the solution; in particular, we point out the existence of naked ring singularities in the hyperextreme TS metrics, the fact previously overlooked by the researchers, and we also demonstrate that the ring singularities can be eliminated by sufficiently strong magnetic fields in the subextreme case, while in the hyperextreme case the magnetic field can move singularities to the equatorial plane.
引用
收藏
页码:1539 / 1548
页数:10
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