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关于广义(共形)Killing张量

On Generalized (Conformal) Killing Tensors

Cynthia Arias, David Kopčan, David Kubiznak, Marek Milička

arXiv 2607.18871首次发表:更新:

AI 中文总结

研究高维旋转黑洞时空中具有混合对称性的高阶广义Killing张量给出例子与应用,受共形Killing张量启发提出推广,证明其在高维旋转黑洞时空存在,可沿类光测地线平行输运。

AI 中文摘要

我们研究具有混合对称性的高阶广义Killing张量,并给出了一些例子和应用。结果表明,这类对象自然存在于高维旋转黑洞时空中,它们是Killing-Yano张量的部分收缩“平方”,具有有趣的代数和微分性质。受共形Killing张量的启发,提出了一种能沿类光测地线产生平行输运张量的推广,并证明其存在于高维旋转黑洞时空中。

英文摘要

We study higher-rank generalized Killing tensors with mixed symmetries, providing a couple of examples and applications. It is shown that such objects naturally exist in higher-dimensional rotating black hole spacetimes, where they arise as partially contracted "squares" of Killing-Yano tensors and display interesting algebraic and differential properties. Motivated by conformal Killing tensors, a generalization of these objects that gives rise to parallel-transported tensors along null geodesics is proposed and shown to exist in higher-dimensional rotating black hole spacetimes.

Comments12 pages, no figures

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