Research activities and progress on the long pulse ECRH launcher for EAST Xiaojie Wang, Fukun Liu, Wei Wei, Yunying Tang, Bo Li, Liyuan Zhang, Handong Xu, Dajun Wu, Jiafang Shan, Huaichuan Hu et al. (11 more) EPJ Web Conf., 203 (2019) 02012 Published online: 25 March 2019 DOI: 10.1051/epjconf/201920302012