Lee, C.-K.C.-K.LeeChiang, W.-W.W.-W.ChiangO'Sullivan, T.C.T.C.O'SullivanCHIH-KUNG LEE2020-04-282020-04-281991https://scholars.lib.ntu.edu.tw/handle/123456789/486301Piezoelectric modal sensor/actuator pairs for critical active damping vibration controljournal article10.1121/1.4012602-s2.0-0025760945https://www.scopus.com/inward/record.uri?eid=2-s2.0-0025760945&doi=10.1121%2f1.401260&partnerID=40&md5=729ab162dfa7d9a6303c2ef2ba13a746