温度对光纤布喇格光栅化学传感器性能的影响
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4期盂照方,等:温度对光纤布喇格光栅化学传感器性能的影响
779———————————————————————————————————————————————————————一
InnuenceofTemperatureonPerI.ormanceofFiber
BraggGrating
BasedonChemicalSensor
MENGZhao-fang,YANBin-bin,SANGXin—zhu,YUChong.xiu,WANG
Kui—ru,XUDa—xiong(KP,L口60m£o纠o,∞fic口£Comm姗i倒iD纷鲫dLig^£伽wn如珂Dzogf口s盯施,l幻删o,础“fnfiD挖,
BP巧i,lgU咒i优"i砂o,Poj拈口一dTOZFfom研“聍if4£iD船,BP巧i柙g100876,C矗i挖口)
Receiveddate:2007一12—11
Abstract:ThechemicalsensingprinciplebasedonFiberBragg
Grating(FBG)waspresented.Therelation
betweeneitectlyecorelndexandsurroundingindexofetchedFBGwasderived
andobtainedbynumerical
calculation.Theerrorofsensingaffectedbytemperaturewasdiscussed.Theresults
showthatthesensor
sensltlVltylsaf{ectedbytemperature
throughboththeFBGsandtherefractiveindexofchemicalsolutions
change·Aschemeoftemperature—insensitiVechemicalsensorbasedonFBGswasdesigned.WavelengthshntotsensorVersustemperaturefortwoFBGsinlowand
highconcentrationofpropyleneg】ycolsolution
IsexperimentanyinVestigated.Theresultindicatesthat,two
wavelengthshiftsofthesensorinpurifiedwaterexhibitalmostthesamethermaleffects,sothatthethermaleffect
canbeeIiminatedbymeasuringthe.一waVelengthdifference.Theratiobetweenentirewavelengthshiftwiththermaleffectandwavelengthshift
otgratlngnotetchedisO.6,whichisbasicanythesametheoreticalresuIt.Theentire
wavelengthshift
wIththermaleffectcanbeeducedby
waVelengthshiftofgratingnotetched,e“minatingthethermaleffect‘1insoIutionsensing.
Keywords:FiberBragggrating;Chemicalsensor;Refractiveindex;Temperature-insensitive
MENGZhao-fangwasborninl984andreceivedtheB.S
degreefromSchoolofElectronic—
Engineering,BeijingUniVersityofPostsandTelecommunications.Nowheis
agraduate
studentfortheM.S.degreeatBeijingUniversityofPostsandTelecommunications,and
researchinterestsfocusonthe
opticalfibersensorsandnonlinearoptics.
温度对光纤布喇格光栅化学传感器性能的影响
作者:孟照方, 颜玢玢, 桑新柱, 余重秀, 王葵如, 徐大雄, MENG Zhao-fang, YAN Bin-bin, SANG Xin-zhu, YU Chong-xiu, WANG Kui-ru, XU Da-xiong
作者单位:北京邮电大学,光通信与光波技术教育部重点实验室,北京,100876
刊名:
光子学报
英文刊名:ACTA PHOTONICA SINICA
年,卷(期):2009,38(4)
被引用次数:1次
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