2024-11-092020978-1-5106-3280-60277-786X10.1117/12.25447492-s2.0-85085240785http://dx.doi.org/10.1117/12.2544749https://hdl.handle.net/20.500.14288/12500We present a novel active fiber cavity platform for biosensing applications at 1550nm. We employed the phase shift-cavity ring down spectroscopy to the amplified fiber cavity and demonstrate sensing of sugar solutions with sensitivity and detection limit of 2659 degrees/RIU and 1.11 x 10(-5) RIU, respectively.Engineering, biomedicalOpticsRadiology, nuclear medicine and medical imagingAmplified phase shift - fiber cavity ring down spectroscopy for biosensing applications at 1550nmConference proceeding1996-756X56824930000612693