Sub-keV dark photon search with S2-only data in PandaX4T

27 Aug 2025, 16:20
20m
Conference Room F2-R1

Conference Room F2-R1

Oral Dark Matter and Its Detection Dark Matter and Its Detection

Speaker

Dr Shuaijie Li (Shanghai Jiao Tong University)

Description

The PandaX-4T experiment has achieved significant progress in ultra-low energy regions. Here, we present the first search for dark photon signals in the 0.1 - 1 keV energy range, previously unexplored by PandaX-4T. Using Run0+Run1 S2-only data, we set competitive constraints on the kinetic mixing parameter for dark photon masses in the range of 0.1 - 1 keV. This analysis extends the detection sensitivity to sub-keV physics, complementing the existing results from the PandaX-4T experiment.

Collaboration you are representing PANDAX

Author

Dr Shuaijie Li (Shanghai Jiao Tong University)

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