Xie Pu-Chu, Wang Xiao-Song, Hu Chang-Ming, Hu Jian-Bo, Zhang Feng-Guo, Wang Yong-Gang. Incipient spallation of high purity copper under non-one-dimensional strain shock wavesJ. Acta Physica Sinica, 2020, 69(3): 034601. DOI: 10.7498/aps.69.20191104