论文标题

蓝宝石:搜索与量子自旋放大器的异国奇特竞争相互作用

SAPPHIRE: Search for exotic parity-violation interactions with quantum spin amplifiers

论文作者

Wang, Yuanhong, Huang, Ying, Guo, Chang, Jiang, Min, Kang, Xiang, Su, Haowen, Qin, Yushu, Ji, Wei, Hu, Dongdong, Peng, Xinhua, Budker, Dmitry

论文摘要

量子传感提供了敏感的桌面工具,可以在标准模型之外搜索外来自旋依赖性相互作用,这引起了理论和实验的极大关注。在这里,我们开发了一种基于用于粒子物理研究(蓝宝石)的量子自旋放大器(sapphire)的技术,以共同搜索异国情调的相互作用,特别是奇异的旋转自旋相互作用。目前的技术有效地放大了外国相互作用产生的假磁场,而对伪造外部磁场不敏感,而异国情调的相互作用产生了约200倍。我们的研究使用这种量子放大技术,为探索Z'Boson所介导的奇偶校验互动的镜头打开了大门,该相互作用在有挑战性的参数空间中(力范围在3 mm至0.1 km之间),并对Z介导的电子中性负数辅助设定了最严格的限制,从而大大改善了先前的限制,从而通过五级订单来提高五级订单。此外,我们对核子之间Z介导的耦合的界限到迄今未开发的参数空间(低于1 m的力范围),并补充了现有的天体物理和实验室研究。

Quantum sensing provides sensitive tabletop tools to search for exotic spin-dependent interactions beyond the Standard Model, which has attracted great attention in theories and experiments. Here we develop a technique based on quantum Spin Amplifier for Particle PHysIcs REsearch (SAPPHIRE) to resonantly search for exotic interactions, specifically parity-odd spin-spin interactions. The present technique effectively amplifies the pseudomagnetic field generated by exotic interactions by a factor of about 200 while being insensitive to spurious external magnetic fields. Our studies, using such a quantum amplification technique, open the doors to exploring the parity-violation interactions mediated by Z' bosons in the challenging parameter space (force range between 3 mm and 0.1 km) and set the most stringent constraints on Z'-mediated electron-neutron couplings, significantly improving previous limits by up to five orders of magnitude. Moreover, our bounds on Z'-mediated couplings between nucleons reaches into a hitherto unexplored parameter space (force range below 1 m), complementing the existing astrophysical and laboratory studies.

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