Characteristics and analysis of atmospheric pressure plasma jet under magnetic field constraint Xingquan Wang, Shuixiu Luo, Kui Lin, Shijie Wu, Xiaojin He, Wanli Liao and Weiyuan Ni Eur. Phys. J. Appl. Phys., 100 (2025) 19 Published online: 09 June 2025 DOI: 10.1051/epjap/2025017