tio2改性催化劑的制備及光催化應(yīng)用

1、TiO2改性催化劑的制備及光催化應(yīng)用I本科畢業(yè)設(shè)計(jì)（論文）TiOTiO2改性催化劑的制備及光催化應(yīng)用改性催化劑的制備及光催化應(yīng)用PreparationPhotocatalyticAplicationoftheChangedPropertiesoftheTiO2Catalysts學(xué)生姓名學(xué)生姓名學(xué)號(hào)教學(xué)院系教學(xué)院系化學(xué)化工學(xué)院化學(xué)化工學(xué)院專業(yè)年級(jí)專業(yè)年級(jí)化學(xué)專業(yè)化學(xué)專業(yè)指導(dǎo)教師指導(dǎo)教師職稱單位西南石油大學(xué)西南石油大學(xué)輔導(dǎo)教師輔導(dǎo)教師職稱單

2、位完成日期完成日期20122012年0606月1010日TiO2改性催化劑的制備及光催化應(yīng)用IIIAbstractEfficiencyofsolarenergyutilizationinapplicationindertosolvethetitaniumdioxideinlowlightlowquantumefficiencyoftechnicaldifficultiesbymeansofmetaldopedTiO2fmodificat

3、ion.DopingintroducescrystallinityofdefectlocationchangethesemiconductsurfaceeffectofcompositeexpingtheopticalabsptionofelectronsholesbthusimprovingphotocatalyticactivityofTiO2.easwellasthepreparationofphotocatalyticactiv

4、ityoflaw.ThisarticleusingsolgelpreparationoffourthcycleVlllpreciousmetalstransitionmetalionsdopednanometerPhotocatalystTiO2powdersusingvariousmethodssuchasXRDSEMtoacterizationofthepropertiesofdopedpowdersbefeafter.System

5、studyofthedifferentroastingtemperaturedopedwithdifferentmetalsdifferentamountofdopingeffectofdifferentfactssuchastemperatureoncatalyticactivity.InisnotdopingconditionsXia500℃roastingofTiO2catalyticactivitybestCrystalshap

6、edfsharptitaniummineCrystalshaped700℃XiaofismostfBoardtitaniummineCrystalshapedinsameconditionsXiaFeCuZnAgrespectivelydopingHouFedopingactivitybestclearbetterthanisnotdopingofsamplesdeiondopingmakescatalystofnaturehashas

7、clearoptimizationindifferentvolumeofFeofdopingsamplesinthe0.05%ofratioXiacatalyticactivitybestlastvalidationhasinpH=3conditionsXiacatalyticmethylangeofeffectbest.ThispaperbymethodofmetaldopedNanoTiO2studytomodifiedPhotoc

8、atalystsolvessometechnicalproblemsinthepreparationprocessobtainedthemodifiedTIO2Photocatalysteffectchangesinperfmanceaswellasthepreparationofphotocatalyticactivityoflaw.Keywds:NanoTiO2photocatalyticmodifiedbydopingtransi