泥炭沼泽中大气汞和铅的沉降及其指纹特征

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1、PeatBogArchivesofAtmosphericDepositionofMercuryandLeadandtheirSourceldentificarlonAtindraSapkotaStalc．=

2、ectionA1．Introductionl2，Maingoalsl3．Materialsandmethods23．1Studyarea23．1．1HongyuanPeatland23．1．2HaniPeatland33．2Analyticalmethods43．2．1Majorand乜∞eelementanalysis43．2．1．1HongyuanPeat4MercuryIsotopeAnalysis43．2．1．2HaniPeat54．ResultsandDisclassions64．1Mercuryanditsis

3、otopeinHongyuanpeat64．2HgandPbconcentrationinHaniPeat9SectionBHarbertonPeatBog(SouthernSouthAmerica,Argentina)1．Introduction132．Materialsandmethods133．ResultsandDiscussions143．1Hg，PbandTiprofile143．2Carbon，NitrogenandSulphur16II．1．,CoalGeochemistryGeochemistryofCo

4、al2．Experimentalprocedure3．ResultsandDiscussion4．SummaryOverallConclusionPublieations／submittedSelectedreferences182023AcknowledgementMyspecialthankstoProf．XinbinFengforprovidingmeallopportunitytoCa／TyouttheresearchworkatInstituteofGeochemistry,ChineseAcademyofSci

5、ences，Guiyang，China．ManythanksforthesupporttoShangLiHaiandLiZhungenforthememorabletimeduringthepeatcoresampling．IamgratefulfofmeunprecedentedsupportofProf．XinbinandShangLiH址duringsomeofmyhardtimes．Thatwillalwaysbeacknowledged．IalTlthankfultothewholeresearchteam，co

6、lleaguesaSwellaSstudentsfortheirsupportandfriendlychit-chatinonewayoranotherandthegreattimeduringresearchwork．AndI锄thankfialfortheadministrationandeducationaldepartmentfortheirkindhelpandguidance0nworkingoutonChineseapplicationsorotherworkonmanyoccaSions．Thankyoua

7、11．SummaryEnvironmentalstudiesofpeatcorewei'eproposedtoreconstructthepastatmosphericcirculationanddepositionsofelementssuchaslead(Pb)andmercury(H蓟inChina．ForthisapeatcorefromHongyuanpeatlandwhichisloeatedattheeasternTP(32。46-N，102。30‘E)，SichuanProvince，Chinahasbee

8、ninvestigatedforHganditsisotopiccompositions．ForelementssuchasBromine(Br)，Calcium(Ca)andTitaniumfn)concentrationsinthepeatsampleswereanalyzedusingtheAxi