用电致发光(el)法分析检测晶硅太阳电池的工艺-(6031)

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1、ELECTRICITY删INEScE批E(EL)AN：AIJSISTODE．IECTCRYS’眦LINESILICONAstherelateddevelopmentofinformationtechnologyscienceinthe21stcentury，mankindhasenteredanewera．Butitcomesupwithenormousdevelopmentbottleneckandmanyproblemsstilllietobesolved．Theproblemofenergyshortageisone

2、oftheissuesofhumanconcern．Developmentandutilizationofnewenergysourceswillopenupnewdevelopmentmodelthatprovidesaneffectiveguarantee．Sincesolarhasoutstandingadvantages，especiallycrystallinesiliconsolarcelltechnologyisquitematurewithstableefficiencyandthewholeindustr

3、ychainhastakenshape．Thelargeproportionofsolarpowercellshasmadeitmainstreamsolarcells．However，thecompetitionofcrystallinesiliconcellindustryisfierce，whilefacingthe”twoout”embarrassingIll内蒙古大学硕士学位论文situation．Andsomecompanieslackcoretechnology．Inthisregard，enterprise

4、sshouldnotonlyfocusonthePVproductionprocessoptimizationandinnovation，butalsoreduceproductioncostsinthepremiseofensuringqualityofthecrystallinesiliconcells．Thatwillbringnewgrowthtotheenterprise．Inordertomeetqualityrequirements，reducethelossofthebulkcrystallinesilic

5、onsolarcellsonproductionlineandtimelyadjusttheproductionprocess，ELtestsperformingoncellswillbecomeoneoftheeffectivesolutions．Ithelpsthewastepieceratetoaminimum．Thefirstchapterintroducestherelatedbasicknowledgeofsolarcell，includingthesolarindustrybackground，typesof

6、solarcells．Andsolarsiliconcellshighlightedwithphysicalcharacterizationsoftherelevantequivalentcircuit．Thearticlealsoexplainsthebaseonthetopic．Thesecondchapterdescribesthattherequiredtechnicalequipmentsandtherelatedrawmaterialsoftheentireproductionlineofpoly—silico

7、nscreenprinting．Thethirdchapterdescribesindetailstheprincipleroleintheprocesseverystepofthescreenprintingtechnique，specificoperatingproceduresandreferredtotherelevantparameters．Theforthchapterdescribesthattheprincipleofelectr01uⅢinescenceoftestingIV内蒙古大学硕士学位论文crys

8、tallinesiliconcellsareintroduced，andstressesontheuseoftestinganalyzesELcommonproductionpracticetypicaldefectsandexplainingdefectcausesofthejudgment．Thef