论文标题

封闭时间曲线在Van Stockum时空内粒子运动中的作用:概括

The role of closed timelike curves in particle motion within Van Stockum space-time: A generalization

论文作者

Dutta, Ayanendu, Roy, Dhritimalya, Chakraborty, Subenoy

论文摘要

考虑到存在封闭的时机曲线,目前的工作分析了Van Stockum时空的粒子运动。在当前几何形状中研究了具有或没有角动量的测试颗粒。发现在封闭的时曲线附近仅存在非零角动量测试粒子。在Cauchy Horizo​​n中研究了最小粒子能量和封闭时间般的地球测量线中的向后时间跳跃范围。最后,为CTC和CTG的一般处方提供了适当的例子。

The present work analyses the particle motion in the Van Stockum space-time considering the existence of closed timelike curves. Test particles with or without angular momentum are studied in the present geometry. It is found that only non-zero angular momentum test particles exist in the neighborhood of closed timelike curves. The minimum particle energy and the range of backward time jump in closed timelike geodesics are studied within a Cauchy horizon. Finally, a general prescription for CTC and CTG has been presented with appropriate examples.

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