Bidirectional multi-output quantum communication of single-qubit states Yimamujiang Aisan, Nueraminaimu Maihemuti, Jiayin Peng and Jiangang Tang Eur. Phys. J. Plus, 140 6 (2025) 506 Published online: 09 June 2025 DOI: 10.1140/epjp/s13360-025-06456-0