KWO-RAY CHULin, A.T.A.T.Lin2019-12-262019-12-261991https://scholars.lib.ntu.edu.tw/handle/123456789/440541Harmonic gyroresonance of electrons in combined helical wiggler and axial guide magnetic fieldsjournal article10.1103/PhysRevLett.67.32352-s2.0-4243939671https://www.scopus.com/inward/record.uri?eid=2-s2.0-4243939671&doi=10.1103%2fPhysRevLett.67.3235&partnerID=40&md5=5c9b3b0f2cdb7701923d9d1407e25db0