Kim Gil Hwan Cho Tai Yong Hwang-kyu-jin Lee Kwan Il 이경식 Lee, Sang Bae 2024-01-13T02:32:16Z 2024-01-13T02:32:16Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/101511 English Novel fabrication process of controlling aspect ratio of the hollow core in photonic bandgap fibers Conference 1 OFC/NFOEC 2009 OFC/NFOEC 2009 US