资源描述：
《一维纳米硒化物的合成与其光电性质分析》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、安徽大学硕士学位论文摘要3.硒化镍纳米管的合成及电化学性质2+本文设计了一种简便、快速的硒化镍纳米管低温合成方法。利用Ni在Se纳米管模板上自组装反应合成了NiSe2纳米管，研究了温度、反应物比例以及反应时间对产物形貌的影响，探讨了NiSe2纳米管的形成机理。实验发现，通过改变反应物中Ni与Se的摩尔比还可以得到Ni0.85Se纳米管。利用XRD、TEM、SEM、XPS、TG和PL等对产物进行了表征，利用循环伏安法测定了NiSe2纳米管的电化学性质，对所观察到的现象给予了较深入的讨论。4.硒化锑纳米棒的合成及其电化学性质在超声分散开的Se纳米管乙醇
2、悬浮液中加入还原剂NaBH4，然后与溶有SbCl3的聚乙二醇溶液混合，采用溶剂热法制备了硒化锑纳米棒。研究了反应温度对产物形貌的影响，探讨了硒化锑纳米棒的形成机理。利用XRD、TEM、SEM、XPS、TG、UV-Vis和PL等对产物进行了表征，利用循环伏安法研究了硒化锑纳米棒的电化学性质。关键词：纳米硒化物制备表征光电性质II安徽大学硕士学位论文摘要ABSTRACTInthepastdecades,semiconductornanomaterialshavereceivedbroadattentionduetotheirnovelelectroni
3、c,optical,photoelectricandthermoelectricproperties.TheselenidenanomaterialsthataremadeupofⅡ-Ⅵgroupelements,areakindofexcellentsemiconductornanomaterials.Theyhavealotofuniquephotoelectricpropertiesandwideapplicationprospectsinvariousfields,suchasnonlinearoptics,electromagnetics
4、andoptoelectronics.Thus,thesynthesisandpropertyofselenidenanomaterialsarethetopicinnanomaterialscienceandtechnology.Inthispaper,byreactingt-Senanotubetemplateswithdifferentmetalions,someselenidesweresynthesizedthroughSolvothermalandHydrothermalmethods.Theselenidesas-obtainedwe
5、recharacterizedbyTransmissionElectronMicroscope(TEM),ScanningElectronMicroscope(SEM),X-rayDiffraction(XRD),X-rayPhotoelectronSpectroscopy(XPS),ThermogravimetricAnalysis(TGA),UltravioletVisibleSpectrophotometer(UV-Vis),Photoluminescence(PL),etc.Furthermore,thestructureandproper
6、tyofselenidenanomaterialswerestudied.Ourmainworkasfollows:1.ElectrochemicalbehaviorandelectrogeneratedchemiluminescenceofcrystallineCuSenanotubesThesynthesisofcrystallineCuSenanotubeshasbeenstudiedinourlaboratory.Here,theelectrochemicalbehaviorandelectrogeneratedchemiluminesce
7、nce(ECL)propertyofthecrystallineCuSenanotubesas-preparedweredetermined.Basedonaseriesofelectrochemicalexperimentsintheneutralsolution,theredoxpeaksofCuSenanotubesweredesignatedandtheelectrodereactionswereprobed.TheeffectfactorsonthecyclicvoltammogramsofCuSenanotubes,suchasscan
8、rate,potentialregionandtheacidityofelectrolytesolution,weredi
