1、內(nèi)蒙古大學(xué)碩士學(xué)位論文真空蒸發(fā)制備ⅡⅥ族硒化物薄膜及其性能研究姓名：張葉申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：物理電子學(xué)指導(dǎo)教師：李蓉萍20040520內(nèi)蒙古人學(xué)順1。學(xué)位論文PRoPERTYSTUDYoFIIVISELENIUMCoMPoUNDTHINFILMSPREPAREDBYVACUUMEVAPoRATIoNZHANGYESUPERV【SoR：PROELIRoNGPINGABSTRACTBeyond310～Pavacuumdegree，thr

2、eetypicalII—Vlseleniumcompoundthinfilms，ZnSe、CdSe，(Zn，Cd)Se，havebeenobtainedbyvacuumevaporationtechniqueonthesubstrateofglassInordertoimprovethecrystalhnityweannealedthefilmsindifferenttemperatureandtimeBythemeasurementa

3、ndanalysiswiththeaidofXRaydiffraction(XRD)andspectralphotometerthestructureandopticcharacteristicsofthefilms，andtheeffectsofdifferenttechnologicalconditions，arestudiedrespectivelybeforeandafterheattreatmentTheresultsshow

4、wecanobtainthreetypicalII—VIfilmswhichhavestablepropertyandbettercrystallinityAtasubstrateofroomtemperature，ZnSefilmsappeargrayishandreddishblackwithlowtransmissionAfterheattreatment，thinfilmshavehightransmissioninvisibl

5、eandnearinfraredspectralrangeTheintensitygraduallystrengthentilltheannealingtemperaturereach500VTheCdSefilmsaredifficulttoobtain，comparedandselectedbysomedifferenttechnicalconditions，evaporationcurrentandannealingtempera

6、turearetoohightobeusefultoformationofthecompoundAnnealedthinfilmspreferorientationalongcrystalplane【loo]，theyshowbeRertransmissionofabove70％Asforternarycompounds、bydifferentchoiceofthechemicalcompositionofZn、CdandSepowde

7、rwecanobtainuiform(Zn，Cd)SethinfilmsinpropertechnicalconditionsNearinfraredtransmissionstrengthenwiththeincrementofZncontent，whereasitisreversedwiththatofCdWhenthecontentofZnandCdWaSrespectivelyincreased，theintensitystre