Lee, BH Liu, Y Lee, SB Choi, SS Jang, JN 2024-01-21T17:43:20Z 2024-01-21T17:43:20Z 2021-09-01 1997-12-01 0146-9592 https://pubs.kist.re.kr/handle/201004/143459 We present a graphic method of analyzing the spectral displacements of a long-period fiber grating as a function of ambient index. Mode dependence of the maximum displacement, disappearance of a particular resonance peak, and spectral behavior when the ambient index is larger than that of the cladding material are investigated and compared with experimental results. (C) 1997 Optical Society of America. English OPTICAL SOC AMER Displacements of the resonant peaks of a long-period fiber grating induced by a change of ambient refractive index Article 10.1364/OL.22.001769 1 OPTICS LETTERS, v.22, no.23, pp.1769 - 1771 OPTICS LETTERS 22 23 1769 1771 scie scopus A1997YJ14700011 2-s2.0-0000939098 Optics Optics Article