Fiber-Optic Refractometer Based on an Etched High-Q π-Phase-Shifted Fiber-Bragg-Grating

Article, Other literature type English OPEN
Zhang, Qi ; Ianno, Natale J. ; Han, Ming (2013)
  • Publisher: MDPI
  • Journal: Sensors (Basel, Switzerland), volume 13, issue 7, pages 8,827-8,834 (issn: 1424-8220, eissn: 1424-8220)
  • Related identifiers: doi: 10.3390/s130708827, pmc: PMC3758624
  • Subject: fiber gratings | TP1-1185 | optical fiber sensors | Chemical technology | optical resonators | refractive index | Article

We present a compact and highly-sensitive fiber-optic refractometer based on a high-Q p-phase-shifted fiber-Bragg-grating (pFBG) that is chemically etched to the core of the fiber. Due to the p phase-shift, a strong pFBG forms a high-Q optical resonator and the reflecti... View more
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