AdS$_4$引力的手征${\Lambda}$-$\mathfrak{bms}_4$对称性
高能物理 - 理论
2024-11-26 v3 数学物理
math.MP
摘要
将引力的手征边界条件推广到AdS引力,我们导出了Newman-Unti规范下手征的局部AdS解,其变分原理一致,并证明其行为渐近对称代数,是的无限维手征扩张。该对称代数在平直空间极限下与手征代数一致。我们提出此对称代数作为最近发现的-代数的手征版本。我们由体AdS引力对应此手征对称代数假设了线积分荷,并证明这些荷服从包含层级 Kac-Moody 流代数的-代数的半经典极限。此外,利用 CFT的标准工具,我们导出了此-代数的量子版本,可记为。
引用
@article{arxiv.2211.13176,
title = {A Chiral ${\Lambda}$-$\mathfrak{bms}_4$ Symmetry of AdS$_4$ Gravity},
author = {Nishant Gupta and Nemani V. Suryanarayana},
journal= {arXiv preprint arXiv:2211.13176},
year = {2024}
}
备注
34 pages. v3: Accepted for publication in Nuclear Phys.B. References added, minor changes in Introduction and Conclusions. v2: The title has been changed to reflect better the content of the paper. The manuscript has been revised to add the section on the derivation of $\mathcal{W}$-algebra from AdS$_4$ gravity. Elaborated introduction. References added