A highly sensitive fiber-optic refractive index sensor based on an edge-written long-period fiber grating

IEEE Photonics Technology Letters

Volumn 19, Issue 24, 2007, Pages 1946-1948

  Zhu, Tao ^a,b   Rao, Yun Jiang ^a,b   Wang, Jiu Ling ^a,b   Song, Yun ^a,b  

^a CHONGQING UNIVERSITY   (China)

^b UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA   (China)

Author keywords

CO2 lasers; Long period fiber gratings (LPFGs); Optical fiber sensors; Refractive index measurement

Indexed keywords

CARBON DIOXIDE LASERS; COOLING; DIFFRACTION GRATINGS; LASER CLADDING; LASER PULSES; MODULATORS; REFRACTIVE INDEX; THERMAL SHOCK;

LONG-PERIOD FIBER GRATINGS; TUNABLE FILTER;

FIBER OPTIC SENSORS;

EID: 36849065219     PISSN: 10411135     EISSN: None     Source Type: Journal    
DOI: 10.1109/LPT.2007.908777     Document Type: Article

References (15)

1. V. Bhatia and A. M. Vengsarkar, "Optical fiber long-period grating sensors," Opt. Lett., vol. 21, pp. 692-694, 1996.
2. 2 laser pulses and applications in optical fiber communication," Opt. Commun., vol. 229, pp. 209-221, 2004.
3. F. Y. M. Chan and K. S. Chiang, "Transfer-matrix method for the analysis of two parallel dissimilar nonuniform long-period fiber gratings," J. Lightw. Technol., vol. 24, no. 2, pp. 1008-1018, Feb. 2006.
4. T. Zhu, Y. J. Rao, and Q. J. Mo, "Simultaneous measurement of refractive index and temperature using a single ultralong-period fiber grating," IEEE Photon. Technol. Lett., vol. 17, no. 12, pp. 2700-2702, Dec. 2005.
5. A. M. Vengsarkar, P. J. Lemaire, J. B. Judkins, V. Bhatia, T. Erdogan, and J. E. Spie, "Long-period fiber gratings as band-rejection filters," J. Lightw. Technol., vol. 14, no. 1, pp. 58-65, Jan. 1996.
6. G. Humbert, A. Malki, S. Fevrier, P. Roy, J. L. Auguste, and J. M. Blondy, "Long period grating filters fabricated with electric arc in dual concentric core fibers," Opt. Commun., vol. 225, pp. 47-53, 2003.
7. D. D. Davis, T. K. Gaylord, E. N. Glytsis, S. G. Kosinski, S. C. Mettler, and A. M. Vengsarkar, "Long-period fibre grating fabrication with focused CO laser pulses," Electron. Lett., vol. 34, pp. 302-303, 1998.
8. 2 laser pulses," J. Lightw. Technol., vol. 21, no. 5, pp. 1320-1327, May 2003.
9. C. Y. Lin, L. A.Wang, and G. W. Chern, "Corrugated long-period fiber gratings as strain, torsion, and bending sensors," J. Lightw. Technol., vol. 19, no. 8, pp. 1159-1168, Aug. 2001.
10. 2 laser to carve periodic grooves on the optical fiber," Appl. Phy. Lett., vol. 89, pp. 151105-151108, 2006.
11. M. Katsumi and M.Yoshihiro, "Fabrication and resonancewavelengths of long-period gratings written in a pure-silica photonic crystal fiber by the glass structure change," J. Lightw. Technol., vol. 22, no. 2, pp. 625-630, Feb. 2004.
12. T. Erdogan, "Cladding-mode resonances in short- and long-period fiber grating filters," J. Opt. Soc. Amer. A, vol. 14, no. 8, pp. 1760-1773, Aug. 1997.
13. I. K. Hwang, S. H. Yun, and B. Y. Kim, "Long-period fiber gratings based on periodic microbends," Opt. Lett., vol. 24, no. 18, pp. 1263-1265, 2002.
14. 2 laser-written long-period fiber grating," Opt. Lett., vol. 28, pp. 155-157, 2003.
15. B. L. Bachim and T. K. Gaylord, "Polarization-dependent loss and birefringence in long-period fiber gratings," Appl. Opt., vol. 42, no. 34, pp. 6816-6823, Dec. 2003.