An extension of the plane-symmetric electrovac general solution to Einstein equations

1985 ◽  
Vol 17 (10) ◽  
pp. 1001-1013 ◽  
Author(s):  
Li jian-zeng ◽  
Liang can-bin

Solutions are given representing two independent particles uniformly accelerated in opposite directions; the accelerations are not produced by nodal singularities, which are absent. One solution is constructed from the solution of Bonnor & Swaminarayan ( Z . Phys . 177, 240 (1964)) for two pairs of uniformly accelerated particles by a limiting procedure. Other solutions are obtained by solving the Einstein equations directly. A general solution representing two accelerating particles with arbitrary multipole structure attached to nodal singularities is first given. Then a condition restricting multipole moments is found, and this causes the nodal singularities to disappear. Although solutions of this type do not involve very physical sources, they belong to the best model space-times available today for examining the general theory of the asymptotic structure and the theory of gravitational radiation. Owing to the boost-rotation symmetry, the ADM 4-momentum at spatial infinity vanishes.





2009 ◽  
Vol 18 (01) ◽  
pp. 71-81 ◽  
Author(s):  
K. SAIFULLAH ◽  
SHAIR-E-YAZDAN

In this paper, conformal motions are studied in plane symmetric static space–times. The general solution of conformal Killing equations and the general form of the conformal Killing vector for these space–times are presented. All possibilities for the existence of conformal motions in these space–times are exhausted.









1995 ◽  
Vol 10 (29) ◽  
pp. 4139-4160 ◽  
Author(s):  
KIYOSHI EZAWA

Setting an ansatz that the metric is expressible by a power series of the inverse radius and taking a particular gauge choice, we construct a “general solution” of (2+1)-dimensional Einstein equations with a negative cosmological constant in the case where the space-time is asymptotically anti-de-Sitter. Our general solution turns out to be parametrized by two centrally extended quadratic differentials on S1. In order to include three-dimensional black holes naturally in our general solution, it is necessary to exclude the region inside the horizon. We also discuss the relation of our general solution to the moduli space of flat [Formula: see text] connections.



Author(s):  
V.A. BELINSKII ◽  
I.M. KHALATNIKOV ◽  
E.M. LIFSHITZ


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