Muon/pion identification at BESIII based on variational quantum classifier Zhipeng Yao, Xingtao Huang, Teng Li, Weidong Li, Tao Lin and Jiaheng Zou Eur. Phys. J. Plus, 139 4 (2024) 356 Published online: 26 April 2024 DOI: 10.1140/epjp/s13360-024-05144-9