Photonic Crystal Fiber with Ring-Core Hollow-Defect for Evanescent Wave Chemical Sensing

Conference: ECOC 2009 - 35th European Conference on Optical Communication
09/20/2009 - 09/24/2009 at Vienna, Austria

Proceedings: ECOC 2009

Pages: 2Language: englishTyp: PDF

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Park, Jiyoung; Oh, Kyungwhan (Physics Department, Yonsei University, Seoul, Korea)
Kobelke, Jens (Institute of Photonic Technology (IPHT), Jena, Germany)

A doped-ring hollow-defect structure is proposed in photonic crystal fiber to acheive a higher evanescent field. Vectorial modal analysis with finite element method and experimental results confirmed significantly enhanced sensitivity in the near IR region.