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Long-period gratings in photonic crystal fibers operating near the phase-matching turning point for evanescent chemical and biochemical sensing
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SYSNO ASEP 0387823 Document Type C - Proceedings Paper (int. conf.) R&D Document Type Conference Paper Title Long-period gratings in photonic crystal fibers operating near the phase-matching turning point for evanescent chemical and biochemical sensing Author(s) Kaňka, Jiří (URE-Y) Number of authors 1 Source Title FIBER OPTIC SENSORS AND APPLICATIONS IX, 8370 - Proceedings of SPIE. - BELLINGHAM : SPIE, 2012 / Du H. ; Pickrell G. ; Udd E. - ISSN 0277-786X - ISBN 978-0-8194-9048-3 Number of pages 11 s. Publication form Print - P Action Conference on Fiber Optic Sensors and Applications IX Event date 26.04.2012-27.04.2012 VEvent location Baltimore Country US - United States Event type WRD Language eng - English Country US - United States Keywords Photonic crystal fiber ; Long-period grating ; Optical sensors Subject RIV JA - Electronics ; Optoelectronics, Electrical Engineering R&D Projects LH11038 GA MŠMT - Ministry of Education, Youth and Sports (MEYS) Institutional support URE-Y - RVO:67985882 UT WOS 000305695000002 DOI 10.1117/12.918677 Annotation Fiber-optic long-period grating (LPG) operating near the dispersion turning point in its phase matching curve (PMC), referred to as a Turn Around Point (TAP) LPG, is known to be extremely sensitive to external parameters. We have developed the design optimization technique for TAP PCF LPGs employing the finite element method in a combination with the Nelder-Mead simplex method Using this tool we have designed TAP PCF LPGs for specified wavelengths and refractive indices of medium in the holes of PCF. Workplace Institute of Radio Engineering and Electronics Contact Petr Vacek, vacek@ufe.cz, Tel.: 266 773 413, 266 773 438, 266 773 488 Year of Publishing 2013
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