PAO-TI CHANGWEI-SHU HOUKAI-FENG CHENYEE HSIUNG2020-01-152020-01-152007https://scholars.lib.ntu.edu.tw/handle/123456789/450266journal article10.1103/PhysRevLett.98.1818042-s2.0-34247891546https://www.scopus.com/inward/record.uri?eid=2-s2.0-34247891546&doi=10.1103%2fPhysRevLett.98.181804&partnerID=40&md5=af6446183502237f579f26e70531651b