LIU Hongbo1,3,QIN Dongjie1,CHEN Hui1,3,LIU Jinping2,3, YANG Cheng2,3,HOU Dongdong1
(1. College of Materials Science and Engineering, Hunan University, Changsha 410082, China;2. Hunan Changyu New Carbon Materials Co. Ltd, Ningxiang 410600, China;3. Hunan High Performance Carbon Graphite Material Engineering Technology Research Center,Ningxiang 410600, China)