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1、TheapplicationofnanomaterialsinthefieldofopticalsensorsTangLi1/19/2008OutlineIntroductionRecentdevelopmentsinnanomaterialopticalsensorsCL-basedsensorsConclusionTheadvantagesofnanomaterialopticalsensorsHighsensitivityGoodselectivityTremendousspecificsurfaceSmallsizeRecentdevelopmentsinnanomaterialo
2、pticalsensorsSensorsbasedonspectralabsorbanceBiosensorsHumiditysensorschemicalsensorsPhotoluminescence-basedsensorsChemiluminescence-basedsensorsChemiluminescencesensorsbasedondifferentsensingmaterialsSensingmaterialAnalyteLimitofdetection(ppm)ReferenceAl2O3EthanolButanolAcetoneButanoicacidDimethy
3、lbenzene1orless1orless1orless1orless20[1,3,4][2,3][2,3][2,3][2,3]Al2O3:D3+Iso-butaneFragrancesubstances0.20.2[5][6]TiO2EthanolinwaterAcetoneinwaterCCl440ug/ml20ug/ml0.15[7][7][11]SrCO3ZrO2ZnOEthanol60.60.7[8][9][11]LaCoO3NH314.2[10]Fe2O3H2S3[12]SensingmaterialAnalyteLimitofdetection(ppm)ReferenceS
4、iO2Ethylacetate3[13]Zeoliten-hexane0.155ug/ml[14]V2Ti4O13Formaldehyde0.06mg/m3[15]BaCO3Acetaldehyde0.5[16]Y2O3Trimethylamine10[17]References1.M.Nakagawa,N.Fujiwara,Y.Matsuura,T.Tomiyama,I.Yamamoto,K.Utsunomiya,T.Wada,N.Yamashita,Y.Yamashita,BunsekiKagaku39(1990)797(inJapanese).2.K.Utsunomiya,M.Nak
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