نویسندگان | نوشین میر-مسعود صلواتی |
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نشریه | MAT SCI SEMICON PROC |
تاریخ انتشار | ۲۰۱۴-۱۱-۰۱ |
نمایه نشریه | ISI |
چکیده مقاله
TripodaltetraamineligandswerenominatedascomplexingagentinpreparationofTiO2 nanoparticleviaatwo-stepsol–gel method.Theeffectofcomplexingagentswas investigatedontheparticleandaggregationsizeaswellasopticalandphotovoltaic properties. TheproductswerecharacterizedbyX-raydiffraction(XRD),Fouriertransform infraredspectroscopy(FT-IR),transmissionelectronspectroscopy(TEM),scanningelec- tron microscopy(SEM),andUV–vis spectroscopy.Theresultsshowedthatthesymmetry of ligandshasacrucialeffectonthesizeoftheparticlesandtheaggregations.Three differenttripodalligandswereappliedascomplexingagents.Largeraggregationsizewith tinynanoparticleswasobtainedfromthesamplepreparedwithNitro-funtionalized ligandandledtoimprovedphotovoltaicperformanceduetoenhancedphotonscattering in thesample.