Title :
Temperature insensitive strain sensor based on long period fiber grating pair in photonic crystal fibers
Author :
Shin, W. ; Lee, Y.L. ; Eom, T.J. ; Yu, B.-A. ; Noh, Y.-C.
Author_Institution :
Adv. Photonics Res. Inst., GIST, Gwangju, South Korea
Abstract :
We report temperature insensitive strain sensor based on long period fiber grating pair by partially tapering a photonic crystal fiber under CO2 laser irradiation and experimantally investigated its novel mechanical chracteristics and thermal properies for optical sensing.
Keywords :
carbon compounds; diffraction gratings; fibre optic sensors; gas lasers; holey fibres; photonic crystals; strain sensors; CO2; gas lasers; laser irradiation; long period fiber grating pair; photonic crystal fibers; temperature insensitive strain sensor; Capacitive sensors; Fiber gratings; Gas detectors; Mechanical sensors; Optical fiber sensors; Optical sensors; Optoelectronic and photonic sensors; Photonic crystal fibers; Temperature sensors; Thermal sensors;
Conference_Titel :
OptoElectronics and Communications Conference, 2009. OECC 2009. 14th
Conference_Location :
Hong Kong
Print_ISBN :
978-1-4244-4102-0
Electronic_ISBN :
978-1-4244-4103-7
DOI :
10.1109/OECC.2009.5222507
