采用溶剂热法,在N,N-二甲基甲酰胺和乙二醇的混合溶剂中,无碱条件下,通过添加适量聚乙烯吡咯烷酮(PVP),成功制备出硒化铋微/纳米晶.采用X射线衍射(XRD)、扫描电子显微术(SEM)、透射电子显微术(TEM)、选区电子衍射(SAED)、高分辨透射电镜(HRTEM)和X射线光电子能谱(XPS)对产物进行了表征,结果表明获得了Bi2Se3单晶纳米片结构,边长约为300～1100 nm,厚度约为200～500 nm,讨论了PVP添加量对产物形貌的影响,并研究了六方片状硒化铋产物的产生机理.
参考文献
| [1] | Salavati-Niasari, M.;Bazarganipour, M.;Davar, F. .Hydrothermal synthesis and characterization of bismuth selenide nanorods via a co-reduction route[J].Inorganica Chimica Acta,2011(1):61-64. |
| [2] | Lianshan Li;Ruiguo Cao;Zhijian Wang .Template Synthesis of Hierarchical Bi2E3 (E = S, Se, Te) Core-Shell Microspheres and Their Electrochemical and Photoresponsive Properties[J].The journal of physical chemistry, C. Nanomaterials and interfaces,2009(42):18075-18081. |
| [3] | Limin Song;Shujuan Zhang;Chao Chen .Synthesis of sulphur doped bismuth selenide photocatalysts by the solvothermal method and their photocatalytic activities under visible-light irradiation[J].Chemical engineering journal,2011(3):1454-1457. |
| [4] | Selective synthesis of Bi_2Se_3 nanostructures by solvothermal reaction[J].Materials Letters,2010(4):493. |
| [5] | CHUNYAN SONG;RONG WU;JIN LI.Solvothermal Synthesis of Single-Crystal Bismuth Selenide Nanoplates[J].Integrated Ferroelectrics,2013:140-145. |
| [6] | 刘丽君,向卫东,钟家松,杨昕宇,梁晓娟,刘海涛.Bi2Se3纳米片的制备及表征[J].硅酸盐通报,2010(03):524-529. |
| [7] | B. Zhang;J. Sun;H. E. Katz .Promising Thermoelectric Properties of Commercial PEDOT:PSS Materials and Their Bi2Te3 Powder Composites[J].ACS applied materials & interfaces,2010(11):3170-3178. |
| [8] | M. S. Dresselhaus;G. Chen;M. Y. Tang;R. G. Yang;H. Lee;D. Z. Wang;Z. F. Ren;J.-P. Fleurial;P. Gogna .New Directions for Low-Dimensional Thermoelectric Materials[J].Advanced Materials,2007(8):1043-1053. |
| [9] | Jyoti R Ota;Poulomi Roy;Suneel K Srlvastava .A simple hydrothermal method for the growth of Bi_2Se_3 nanorods[J].Nanotechnology,2006(6):1700-1705. |
| [10] | 毛淑玲 .纳米硒化物的制备及其电化学性质研究[D].安徽大学,2010. |
| [11] | 张帆,朱航天,骆军,梁敬魁,饶光辉,刘泉林.Sb2 Te3纳米结构的制备与表征[J].物理学报,2010(10):7232-7238. |
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