黄铁矿晶体制备研究

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:2008204224,06203:(40872045);()(12206203);()(GPMR200906):(1982),,,.E2mail:[e-mail].:1E2mail:[e-mail].,,,,,,110004:,,,,:;;:P57812+92:A:100722802(2009)0220195206TheProgressofPyriteFabricationResearchYANGDa2yong,HUANGFei,KOUDa2ming,LIKang,PIMao2qiang,WANGYue2songNortheasternUniversity,ResourcesandCivilEngineeringCollege,Shengyang110004,ChinaAbstract:Pyritehasbeenanimportantsubjectintheresearchfieldofmineralogy.Theresearchofpyriteisespecial2lyflourishingsincepyritewasfoundtohaveoutstandingperformanceonphotoelectricconversionandcanbeusedtoassolarcellmaterialrecently.Thenaturalpyritecannotmeettherequirementsduetoimpuritiesanddefects;artifi2cialfabricationofpure,non2defectivepyritebecomesaneffectivewaytosolvethisproblem.Thispaperreviewedthemainpreparationmethods,methodparameters,andtheproductfeaturesofartificialPyritecrystalandthinfilm.Summarizedthecurrentresearchsituations,thispaperproposedthatthecrystalgrowththeoryinartificialfabricationofPyriteshouldbestrengthenedinthefuture.Totakeadvantageoftheexcellentphysicalandmechani2calpropertiesofPyritewhiskersandnanowirearrayandthesuperiormineralogicalcharacteristicsofnaturalPyritewhisker,theauthorexpectedmoreattentiontobepaidonthepreparationofPyritewhisker,andthoughttheappli2cationofPyritewhiskermusthasavastpotentialforfuturedevelopment.Keywords:Pyrite;artificialfabrication;Pyritewhiskers,,,,,[14];Pb2+Hg2+Cd2+Cr6+Cu2+Tl+96%99%,[57];[8,9]EnnaouiFerrer[10,11]FeS2()(Eg0.95eV)(700nm,a5105cm-1),,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(npn2p),,[12],FeS2,,,1(1):(),,,,,,,,,,,,,PH,pH,,FeS2[13][14](EDTA):NaSx+Fe2+FeS2+2Na++(x-2)S(marcasite,,Eg,0134eV,),FeS2nTaylor[15],FeS2H2S,H2SFeS+H2SFeS2+H2[16]FeSO4[NH2CSNH2,CS(NH2)2]FeS,FeSFe3S4FeS2,FeS240nmQianXuefeng[17]FeSO47H2ONa2S3,120ml,75%130812h,,FeS2,2050nm,1000nm110mLFeSO47H2O/FeCl3/Fe(NO3)39H2O14,80%30min,,12h,S/Fe1.91.93,XRD,40250nm,500nm10m[18],,,,(2):[19],14(72g300g),100mL10g,,200,1030kg/cm2,3035h,FeS2:FeSO4+4Na2S2O3FeS2+8S+4Na2SO4[20]FeSSFeS2FeSS,FeSS650400,130h,(Fe1-xS),[21](AAO),Fe,FeS2691/©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1)Fe:,FeS2:Fe+2SFeS2,120nm,,,,FeS2[22],,,,;,n,[23]FeS2;[24]FeFeS2;[25]FeS2Fe;[26]FeS2(2)(MOCVD):Chatzitheodorou[27]IPCSFeS2Thomas[28]MOCVDSiGaPZnSFeS2[(CH3)3C]2S2Fe(CO)5450500FeS2,,500FeS2Takahashi[29]FeCl3CH3CSNH2S/Fe2FeS2,500,;(3):,,FeSFe2O2S[30],Fe3O4Fe2O3,FeS,(t=350):2Fe2O3(s)+11S4FeS2(s)+3SO2(g)G=-179J/mol,Fe3O4(s)+8S3FeS2(s)+2SO2(g)G=-136J/molFeS2,350,0.52h[30]Fe2O3,,1.310-3Pa,100kPa,673K50hFeS2[31],,,Fe3O440020h,FeS2,580kPa,Fe3O4FeS2[32]FeFe3O4,FeS2FeS2[33](4):FeS2,,[34]FeS2;[35]FeS2;[36]FeS23,,,:FeS22H2O2NaClFeS22H2O2NH4Cl,300350,0.0150.1540GPa,,451.580m{100}{100}{111}[37]NH4Cl,6h,250500,791©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[38]200450,500105Pa,H2OKClNaCl,24h,2003000.0010.003mm[39](500105Pa),0.51molNaCl,48h5150m[40]Fe2O3H2S252503MPa1852h:,FeS2[41],110250:H2S+Fe2O3FeS2+FeS+H2O[4244]FeS2,,,,4,,EnnaouiFeS2,90%,1%FeS2(I-/I),,2.8%,(15%20%),:(1),,,,(2),3%,(15%20%),()(L/d10),(),,(References):[1],,,,,.[J].,1987(1):60-76.ChenGuangyuan,SunDaisheng,ZhangLi,ZangWeisheng,WangJian,LuAnhuai.Morphogenesisofpyrite[J].Geosci2ence,1987,(1):60-76.(inChinesewithEnglishabstract)[2],,,.[J].,1994,(1):79-86.LiShengrong,ChenGuangyuan,ShaoWei,SunDaisheng.StudyonmorphologyofpyritefromRushangoldmines,Jia2odongregion[J].ContributionstoGeologyandMineralRe2sourcesResearch,1994,1:79-86.(inChinesewithEnglishabstract)[3],,,.[J].,1994,(2):7-12.LiShengrong,ChenGuangyuan,ShaoWei,SunDaisheng.ChemiccomponentofpyritefromthejingqingdinggolddepositintheJiaodongregin[J].GoldScienceandTechnology,1994,2(6):7-12.(inChinesewithEnglishabstract)[4],,,.[J].,1994,(3):302-307.LiShengrong,ChenGuangyuan,ShaoWei,SunDaisheng.ThermoelectyofpyritefromtheJingqingdinggolddepositintheJiaodongregin[J].GeologicalExplorationforNon2ferrousMetals,1994,3(5):302-307.(inChinesewithEnglishab2stract)[5],,.(VI)[J].,1999,(18):226-229.ShiJunxian,LuAnhuai,LuXiaoying.ExperimentsonTreat2mentofCr(VI)2containingwastewaterbynaturalandmodi2fiedpyrite[J].BulletinofMineralogy,PetrologyandGeo2chemistry,1999,18(4):226-229.(inChinesewithEnglishabstract)[6],,,,.[J].()2007,(6):23-25.ChenYongheng,ZhangPing,LiangMinhua,QiJianying,LiuJuan.Researchoncleaningcharacteristicofpyrite[J].JournalofGuangzhouUniversity(NutralScienceEdition),2007,6(4):23-25.(inChinesewithEnglishabstract)891/©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[7],,.[J].,2007,30(1):116-119.HeYongqiang,ZhouHongyan,LanYeqing.Studyonthere2ductionofCr6+bypyrite[J].JournalofNanjingAgriculturalUniversity,2007,30(1):116-119.(inChinesewithEnglishabstract)[8]SchaufussAG,NesbittHW,Kartiol.Reactivityof