史瓦西时空中的颤动CP破坏
Zitterbewegung CP violation in a Schwarzschild spacetime
AI总结:
本研究分析史瓦西时空中中性K介子的振荡,提出奇异夸克颤动与弱耦合混合的相互作用是CP破坏的来源,指出其本质是曲率诱导的T守恒CPT破坏,短寿命K介子的有限寿命使其表现为T破坏,为理解CP破坏起源提供了新视角。
摘要:
本文分析了史瓦西时空中的中性K介子振荡。两种振荡之间的相互作用:(i)与二阶弱耦合相关的混合,以及(ii)奇异夸克的颤动(zitterbewegung),引入了一种耦合,是观测到的CP破坏的成因。这种由曲率诱导的破坏是T守恒的CPT破坏,而非CPT守恒的T破坏。K介子系统的非耗散厄米演化使得我们能够识别这种CPT破坏。随后,短寿命K介子的有限寿命会引发虚破坏参数的耗散旋转,使其变为实数并表现为T破坏。本文还讨论了这种对中性K介子CP破坏起源的阐释所带来的影响,并指出了一些未解决的研究方向。
英文摘要:
Neutral kaons oscillations in a Schwarzschild spacetime are analyzed. The interplay between two oscillations: (i) mixing associated with second order weak coupling and (ii) strange quark's zitterbewegung, introduces a coupling responsible for the observed CP violation. This curvature induced violation is a CPT violation with T conservation rather than a T violation with CPT conservation. The non-dissipative Hermitian evolution of the kaons system leads to the identification of this CPT violation. Then, the finite lifetime of the short-lived kaons induces a dissipative rotation of the imaginary violation parameter such that it becomes real and appears as a T violation. The consequences of this elucidation of the origin of neutral kaons CP violation are then discussed and some open perspectives are identified.
机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。