Showcasing research from Professor Wei Wang’s laboratory,School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, China.展示王玮教授实验室地研究成果， 南京化学化工学院 中国南京大学.pdf

《Showcasing research from Professor Wei Wang’s laboratory,School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, China.展示王玮教授实验室地研究成果， 南京化学化工学院 中国南京大学.pdf》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、ShowcasingresearchfromProfessorWeiWang’slaboratory,Asfeaturedin:SchoolofChemistryandChemicalEngineering,NanjingUniversity,Nanjing,China.MonitoringthedynamicphotocatalyticactivityofsingleCdSnanoparticlesbylightingupH2nanobubbleswithfluorescentdyesStudyingthesemiconducto

2、rphotocatalysisatsinglenanoparticlelevelisdesiredforunderstandingthemicroscopicreactionkineticsandmechanismwithimplicationsfordesigningbettercatalysts.Inthepresenceofhydrophobicfluorescentdyes,individualH2nanobubblesgeneratedduringthephotocatalysisofsingleCdSnanopartic

3、leswerevisualizedunderconventionalfluorescentmicroscopybecauseitrecruitedandaccumulatedfluorescentdyesattheliquid-gasinterface.Inthismanner,thephotocatalyticSeeWeiWangetal.,activityofsingleCdSnanoparticlecanbemonitoredandChem.Sci.,2018,9,1448.quantified,whichwasfoundtody

4、namicallyfluctuateamonghighactivity,lowactivityandinactivestates.rsc.li/chemical-scienceRegisteredcharitynumber:207890ChemicalScienceViewArticleOnlineEDGEARTICLEViewJournal

5、ViewIssueMonitoringthedynamicphotocatalyticactivityofsingleCdSnanoparticlesbylightingupH2Citethi

6、s:Chem.Sci.,2018,9,1448nanobubbleswithfluorescentdyes†HuaSu,YiminFang,FangyuanChenandWeiWang*Thecapabilityofsemiconductornanomaterialstoconvertsolarenergytochemicalenergyhasledtomanypromisingapplications,forinstance,photocatalyzedH2generation.Studyingthisimportantphoto

7、catalyticreactionatthesinglenanocatalystlevelprovidesagreatopportunitytounderstandthemicroscopicreactionkineticsandmechanismbyovercomingthechemicalandstructuralheterogeneityamongindividuals.Herewereportafluorescence(FL)labelingstrategytovisualizeindividualH2nanobubbles

8、thataregeneratedatsingleCdSnanoparticlesduringphotocatalysis.Inoperandoimagingofnanobubblegrowthkineticsallowsfordeterminationofthephotocatalyticactivityofsinglenanocatalysts,whichwasfoundtorandomlyalternateamonghighactivity,lowactivityandinactiveCreativeCommonsAttrib

9、ution-NonCommercial3.0UnportedLicence.states.InadditiontoH2nanobubbles,thepresentlabelingstrategyisalsosuitableforothertypes