김현주 권오장 Choo Su Ho 김민석 송석호 한영근 Lee, Sang Bae 2024-01-13T04:32:27Z 2024-01-13T04:32:27Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/102594 English All-FBG-based switchable dual wavelength EDF laser with high tunability of lasing wavelength Conference 1 Opto-Electronics and Communications Conference (OECC) Opto-Electronics and Communications Conference (OECC) AT