Ultrasensitive twin-core photonic bandgap fiber refractive index sensor

Wu Yuan, Graham E. Town, Ole Bang
2009 2009 14th OptoElectronics and Communications Conference  
We propose a microfluidic refractive index sensor based on new polymer twin-core photonic bandgap fiber (PBGF). The sensor can achieve ultrahigh detection limit, i.e. >1.4×10 -7 RIU refractive index unit (RIU), by measuring the coupling wavelength shift.
doi:10.1109/oecc.2009.5219053 fatcat:2xefgzm3argstpearmzmtrk4bi