Experimental study on LBL beams Chenjie Zhao, Xiaohong Xiong, Zhenhua Xiong, Kangwen Wu, Zhen Cao, Miao Shao, Tongwei Cao, Haoran Dong, Jieying Ding, Chenge Zhao et al. (9 more) MATEC Web Conf., 275 (2019) 01026 Published online: 13 March 2019 DOI: 10.1051/matecconf/201927501026