Tian Yong-Shun, Hu Zhi-Liang, Tong Jian-Fei, Chen Jun-Yang, Peng Xiang-Yang, Liang Tian-Jiao. Design of beam shaping assembly based on 3.5 MeV radio-frequency quadrupole proton accelerator for boron neutron capture therapyJ. Acta Physica Sinica, 2018, 67(14): 142801. DOI: 10.7498/aps.67.20180380