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Journal of Sensors
Volume 2012, Article ID 483471, 5 pages
http://dx.doi.org/10.1155/2012/483471
Research Article

Improved Refractive Index Sensitivity Utilizing Long-Period Gratings with Periodic Corrugations on Cladding

Photonics Research Centre, School of Electrical and Electronic Engineering, Nanyang Technological University, 50 Nanyang Avenue, Singapore 639798

Received 17 March 2012; Accepted 8 May 2012

Academic Editor: Yu-Lung Lo

Copyright © 2012 Anthony Lim et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. Sensor Trends 2014, Trends in Future-Oriented Sensor Technologies, Association for Sensor Technology, Europe.
  2. A. Méndez, “MCH Engineering, LLC,” in Proceedings of the the 14th Optoelectronics and Communication Conference, July 2009.
  3. Z. Tian, S. S. H. Yam, J. Barnes et al., “Refractive index sensing with Mach-Zehnder interferometer based on concatenating two single-mode fiber tapers,” IEEE Photonics Technology Letters, vol. 20, no. 8, pp. 626–628, 2008. View at Publisher · View at Google Scholar · View at Scopus
  4. T. Zhu, Y. Fan, M. Deng, and Y. Rao, “Highly sensitive refractive index sensor based on two cascaded long period gratings with rotary refractive index modulation,” in Optical Fiber Sensors, vol. 7753 of Proceedings of the SPIE, May 2011. View at Publisher · View at Google Scholar · View at Scopus
  5. J. Yang, L. Jiang, S. Wang, Q. Chen, B. Li, and H. Xiao, “Highly sensitive refractive index optical fiber sensors fabricated by a femtosecond laser,” IEEE Photonics Journal, vol. 3, no. 6, Article ID 6084805, pp. 1189–1197, 2011. View at Publisher · View at Google Scholar
  6. J. Kang, X. Dong, M. Li, Z. Zhang, and S. Jin, “Refraction index measurement using long period grating fabricated by symmetrical-hole fiber,” in Passive Components and Fiber-Based Devices VII, vol. 7986 of Proceedings of SPIE, December 2010. View at Publisher · View at Google Scholar · View at Scopus
  7. M. S. Kwon and S. Y. Shin, “Refractive index sensitivity measurement of a long-period waveguide grating,” IEEE Photonics Technology Letters, vol. 17, no. 9, pp. 1923–1925, 2005. View at Publisher · View at Google Scholar · View at Scopus
  8. J. Yan, A. P. Zhang, L. Y. Shao, J. F. Ding, and S. He, “Simultaneous measurement of refractive index and temperature by using dual long-period gratings with an etching process,” IEEE Photonics Technology Letters, vol. 17, no. 11, 2005. View at Google Scholar
  9. A. Iadicicco, S. Campopiano, A. Cutolo, M. L. Korwin-Pawlowski, W. J. Bock, and A. Cusano, “Refractive index sensitivity in thinned UV and arc induced Long-Period Gratings: a comparative study,” International Journal on Smart Sensing and Intelligent Systems, vol. 1, no. 2, 2008. View at Google Scholar
  10. E. Davies, P. Saffari, C. Mou, K. Zou, and L. Zhang, “Refractive index sensitivity enhancement of 81° tilted Bragg gratings by cladding etching,” in Optical Fibre Sensors, vol. 7503 of Proceedings of SPIE, October 2009. View at Publisher · View at Google Scholar · View at Scopus
  11. J. Yang, L. Yang, C. Q. Xu, and Y. Li, “Optimization of cladding-structure-modified long-period-grating refractive-index sensors,” Journal of Lightwave Technology, vol. 25, no. 1, pp. 372–380, 2007. View at Publisher · View at Google Scholar · View at Scopus
  12. E. Davies, R. Viitala, M. Salomäki, S. Areva, L. Zhang, and I. Bennion, “Sol-gel derived coating applied to long-period gratings for enhanced refractive index sensing properties,” Journal of Optics A, vol. 11, no. 1, Article ID 015501, 2009. View at Publisher · View at Google Scholar · View at Scopus
  13. S. Korposh, S. W. Lee, S. W. James, and R. P. Tatam, “Refractive index sensitivity of fibre optic long period gratings with SiO2 nanoparticle based mesoporous coatings,” in Optical Fiber Sensors, vol. 7753 of Proceedings of SPIE, May 2011. View at Publisher · View at Google Scholar · View at Scopus
  14. Y. P. Wang, W. Jin, and D. N. Wang, “Strain characteristics of CO2-laser-carved long period fiber gratings,” IEEE Journal of Quantum Electronics, vol. 43, no. 2, pp. 101–108, 2007. View at Publisher · View at Google Scholar · View at Scopus
  15. C. C. Chiang, L. Tsai, H. J. Chang, C. L. Lin, and J. S. Kuo, “Fabrication of corrugated long-period fiber gratings by wet bulk micromachining,” in Advanced Fabrication Technologies for Micro/Nano Optics and Photonics III, vol. 7591 of Proceedings of SPIE, January 2010. View at Publisher · View at Google Scholar · View at Scopus
  16. C. Y. Lin, L. A. Wang, and G. W. Chern, “Corrugated long-period fiber gratings as strain, torsion, and bending sensors,” Journal of Lightwave Technology, vol. 19, no. 8, pp. 1159–1168, 2001. View at Publisher · View at Google Scholar · View at Scopus
  17. H. Y. Wang, S. M. Chuo, and L. A. Wang, “Fabrication and simulation of corrugated long period microfiber gratings,” in Optical Fiber Sensors, vol. 7753 of Proceedings of SPIE, p. 4, May 2011. View at Publisher · View at Google Scholar · View at Scopus
  18. C. Y. Huang, W. L. Chan, S. M. Chuo, J. H. Chang, L. L. Chen, and L. A. Wang, “Packaged symmetric/asymmetric corrugated long period fiber gratings for refractive index sensing applications,” in Optical Fibre Sensors, vol. 7503 of Proceedings of SPIE, October 2009. View at Publisher · View at Google Scholar · View at Scopus
  19. X. Shu, L. Zhang, and I. Bennion, “Sensitivity characteristics of long-period fiber gratings,” Journal of Lightwave Technology, vol. 20, no. 2, pp. 255–266, 2002. View at Publisher · View at Google Scholar · View at Scopus
  20. V. Bhatia, “Applications of long-period gratings to single and multi-parameter sensing,” Optics Express, vol. 4, no. 11, pp. 457–466, 1999. View at Google Scholar · View at Scopus
  21. H. J. Patrick, A. D. Kersey, F. Bucholtz, K. J. Ewing, J. B. Judkins, and A. M. Vengsarkar, “Chemical sensor based on long-period fiber grating response to index of refraction,” in Proceedings of the Conference on Lasers and Electro-Optics (CLEO '97), pp. 420–421, May 1997. View at Scopus
  22. H. J. Patrick, A. D. Kersey, and F. Bucholtz, “Analysis of the response of long period fiber gratings to external index of refraction,” Journal of Lightwave Technology, vol. 16, no. 9, pp. 1606–1612, 1998. View at Google Scholar · View at Scopus
  23. T. Allsop, L. Zhang, and I. Bennion, “Detection of organic aromatic compounds in paraffin by a long-period fiber grating optical sensor with optimized sensitivity,” Optics Communications, vol. 191, no. 3–6, pp. 181–190, 2001. View at Publisher · View at Google Scholar · View at Scopus