New Geiger-Nuttall law for proton radioactivity Jiu-Long Chen, Jun-Yao Xu, Jun-Gang Deng, Xiao-Hua Li, Biao He and Peng-Cheng Chu Eur. Phys. J. A, 55 11 (2019) 214 Published online: 18 November 2019 DOI: 10.1140/epja/i2019-12927-7