Yuan Zhi-Lin, Yang Rui, Yang Liu, Song Li-Dan, Sun Li-Ping, Ma Yu-Hong, Wang Meng, Chen Ding-Kang, Guo Jin-Ping, Tang Li-Hong. Study of collimator array based on single collimating lensJ. Acta Physica Sinica, 2012, 61(18): 184217. DOI: 10.7498/aps.61.184217