KWO-RAY CHU2019-12-262019-12-262012https://scholars.lib.ntu.edu.tw/handle/123456789/440864Some physics issues of THz gyrotronsconference paper10.1109/IRMMW-THz.2012.63802392-s2.0-84873460225https://www.scopus.com/inward/record.uri?eid=2-s2.0-84873460225&doi=10.1109%2fIRMMW-THz.2012.6380239&partnerID=40&md5=0679dbc83a7223d6e2e078765ee5e166