CHONG-DER HU2018-09-102018-09-101993http://www.scopus.com/inward/record.url?eid=2-s2.0-77952783104&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/302968Second harmonic generation on simple metal surfaces excited by the s-polarized lightjournal article2-s2.0-77952783104