博士面試答辯PPT英文版(科研陳述).ppt

申請者:-申請導師:-2015年3月25日,-大學博士申請科研陳述,1,2020/6/8,Outline,1.PersonalInformation2.ResearchProgressDuringGraduatePeriod3.ResearchTopicsandInterests,2,2020/6/8,1.PersonalInformation,Education：09/2012-06/2015.FoodScience,StateKeyLaboratoryofTeaPlantBiologyandUtilization,AnhuiAgriculturalUniversity.09/2008-06/2012.B.Eng.,FoodScienceandEngineering,AnhuiAgriculturalUniversity.09/2008-06/2012.ChuZhouHighSchool.Awards：NationalEncouragementScholarship,ProfessionalThird-classScholarship,TripleAOutstandingStudent,OutstandingStudentLeaders,SchoolOutstandingGraduationThesis,etc.,3,2020/6/8,PersonalInformation,LanguageProficiency:AbilitytosearchandreadEnglishliteratureskillfullyfromallkindsofEnglishdatabase.AbilitytowriteEnglishpapersindependently.ComputerSkills:Microsoftoffice,Endnote,Origin,Omnic,Photoshop,Spass,ChemicalOffice,XPertHighscorePlus,etc.,4,2020/6/8,2.ResearchProgressDuringGraduatePeriod,Water-drinkingfluorosiscoveredabout2.2millionkm2,1.4millionsofpeople,Limitationsoftraditionaladsorbent：（1）NarrowpHrange（2）Lowadsorptioncapacity（3）Secondarypollution,Fig.2-1DistributionoffluorosisinChina,2.1Background：DistributionoffluorosisinChina,5,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.2RemovaloffluoridefromdrinkingwaterusingteawasteloadedwithAl/Feoxides,Fig.2-2GraphicalabstractofteawasteloadedwithAl/Feoxides,6,2020/6/8,2.ResearchProgressDuringGraduatePeriod,Fig.2-3EffectofpHontheqeofbiosorbents,Table2-1Theadsorptioncapacityoffluoride,q0ofactivatedaluminawas1.45mg/gatpH7(Jagtap,2012).,2.2RemovaloffluoridefromdrinkingwaterusingteawasteloadedwithAl/Feoxides,pHofdrinkingwater:6.0-8.0,7,2020/6/8,ResearchProgress,2.2RemovaloffluoridefromdrinkingwaterusingteawasteloadedwithAl/Feoxides,Fig.2-4ResidualconcentrationofFe(a)andAl(b)influoridesolutionwithpHafteradsorption,pHofdrinkingwater:6.0-8.0,2.ResearchProgressDuringGraduatePeriod,8,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Fig.2-4.MolecularstructureofAPAM,Carboxylicacidfunctionalgroupsoforganicacidshavedemonstratedapositiveeffectonenhancementoffluorideadsorptionfromaqueous(Velazquez-Jimenez,2014;Li,2013;Wang,2011).,9,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Fig.2-5SEMimagesofTea-Al(a)andTea-APAM-Al(b),Table2-2Surfacearea,porevolumeandporediameterofbiosorbents.,15times,16times,10,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Fig.2-6.EffectofpHontheadsorptioncapacityofbiosorbents,pHofdrinkingwater:6.0-8.0,Table2-3Theadsorptioncapacityoffluoride,q0ofactivatedaluminawas1.45mg/gatpH7(Jagtap,2012),29times,11,2020/6/8,2.ResearchProgressDuringGraduatePeriod,Fig.2-4.MolecularstructureofAPAM,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Fig.2-7Concentrationoffluorideandsulfateionsinsolutionasafunctionofcontacttimewithinitialfluorideconcentrationof30mg/L,Theresultsindicatedthatanionexchangewithsulfateionswasoneoftheimportantmechanismsforfluorideremoval,12,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Thebandat1109cm-1disappearedafteradsorptionoffluorideimplyingthatSO42hadplayedanimportantroleinfluorideremoval.,Fig.2-8.FTIRspectraofbiosorbents,13,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Tea-APAM-Alshowedaremarkableincreasefrom4.02%to15.99%incomparisontoTea-Al.ThequantityofsulfateioncouldbeincreasedwiththeparticipationofAPAMamongtheloadingprogress.Sulfateionsmightbereplacedbyfluoride,whichwasconsistentwiththeresultsofFTIRandadsorptionexperiments.,Table2-4XPSanalysisofTea-Al,Tea-APAM-Albeforeandafterfluorideadsorption,14,2020/6/8,NaF：684.5eV,TheresultssuggestedthatAlatomsparticipatedinfluorideadsorptionprocess.AnewF(1s)peakwasfoundat685.5eV,whichwashigherthanthe684.5eVforNaF,signifyingthatsurfacereactionshadoccurred.,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Fig.2-9XPSspectraoftheAl2p(a)andF1s(b)ofTea-APAM-Albeforeandafteradsorption,15,2020/6/8,2.ResearchProgressDuringGraduatePeriod,2.3TeawastesupportedAloxidesnanoparticleswithhelpofAnionicpolyacrylamide(Tea-APAM-Al),Table2-5ChemicalparametersofgroundwaterbeforeandaftertreatmentwithTea-APAM-Al,16,2020/6/8,2.ResearchProgressDuringGraduatePeriod,Summarize:,TwokindsofTea-Al-Feexhibitedsuperiorfluorideadsorptionthantraditionaladsorbents.Tea-Al-FecouldbeusedtoremovefluoridewithoutpHadjustment.TheresidualconcentrationsofAlandFeindrinkingwateradsorbedbyTea-Al-FeatdifferentpHrangesfrom5.0to10.0werebelowtheWHOstandard.,17,2020/6/8,2.ResearchProgressDuringGraduatePeriod,Publications12345,18,2020/6/8,3.ResearchTopicsandInterests,3.1Thepotentialabilitiesofpolysaccharideanditsderivativestoremovefluorideorheavymetalsfromwater,19,2020