(2+1)-gravity solutions with spinning particles

被引:4
|
作者
Ciafaloni, M [1 ]
Valtancoli, P [1 ]
机构
[1] IST NAZL FIS NUCL, I-50125 FLORENCE, ITALY
关键词
D O I
10.1088/0264-9381/14/4/012
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We derive, in 2 + 1 dimensions, classical solutions for the metric and the motion of two or more spinning particles, in the conformal Coulomb gauge introduced previously. The solutions are exact in the N-body static case, and are perturbative in the particles' velocities in the dynamic two-body case. A natural boundary for the existence of our gauge choice is provided by some 'CTC horizons' encircling the particles, within which closed timelike curves occur.
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页码:955 / 976
页数:22
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