CHI-KUANG SUN2018-09-102018-09-102012http://www.scopus.com/inward/record.url?eid=2-s2.0-84871814921&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/372354Investigation on strong coupling behaviors of THz subwavelength directional couplersjournal article10.1109/JPHOT.2012.2230250