本文以SnCl2·2H2O为原料,Na2S·9H2O、TAA为沉淀剂,采用直接沉淀法和均匀沉淀法制备SnS纳米粉体.对所得样品用XRD、EDS、SEM分析手段进行了表征,初步探讨了热处理对粉体结构性能的影响,并对两种制备方法作了简要的比较.结果表明两种方法得到的样品均为斜方晶体结构的多晶SnS粉体;采用直接沉淀法合成的粉体平均粒径为20nm,且粒度分布十分均匀;采用均匀沉淀法合成的粉体平均粒径为40nm,粉体中的S和Sn原子更接近化学计量比1:1,品质更好.
参考文献
| [1] | Ristov M.;Mitreski M.;Ristova M.;Sinadinovski G. .Photovoltaic cells based on chemically deposited p-type SnS[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,2001(1):17-24. |
| [2] | Takeuchi K.;Ichimura M.;Arai E.;Yamazaki Y. .SnS thin films fabricated by pulsed and normal electrochemical deposition[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,2003(3/4):427-432. |
| [3] | Qing Li;Yi Ding;Hao Wu;Xianming Liu;Yitai Qian .Fabrication of layered nanocrystallites SnS and β-SnS_2 via a mild solution route[J].Materials Research Bulletin: An International Journal Reporting Research on Crystal Growth and Materials Preparation and Characterization,2002(5):925-932. |
| [4] | Sekhar C. Ray;Malay K. K aranjai;Dhruba DasGupta .Structure and photoconductive properties of dip-deposited SnS and SnS_2 thin films and their conversion to tin dioxide by annealing in air[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,1999(12):72-78. |
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