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Conferences > ACPC > 2016 > AF1B > AF1B.5

Extraordinary sensitivity in optical microfiber based refractive index sensors near the turning point of turning point of effective group index difference

Kaiwei Li, Ting Zhang, Guigen Liu, Nan Zhang, Mengying Zhang, and Lei Wei

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Abstract

We show that optical microfiber coupler sensors operating near the dispersion turning point can achieve ultrahigh refractive index (RI) sensitivity at RI around 1.33. It opens up new opportunities to ultra-sensitive biochemical sensing.

© 2016 Optical Society of America

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