Influence of an inserted bar on the flow regimes in the hopper
Yi Peng(彭毅), Sheng Zhang(张晟), Mengke Wang(王梦柯), Guanghui Yang(杨光辉), Jiangfeng Wan(万江锋), Liangwen Chen(陈良文), and Lei Yang(杨磊)
中国物理B . 2021, (2): 28101 -0 .  DOI: 10.1088/1674-1056/abcf40