以Zn(NO3)2·6H2O、NaOH和聚乙二醇(PEG,Mn=2000)为原料,采用微波水热法制备了结晶性能良好的ZnO纳米棒及其3D组装结构.利用EDS、XPS、SEM、TEM、FTIR对样品进行了表征,结合光致发光(PL)谱研究了样品的PL性能,并对ZnO纳米棒及其3D组装结构的生长机理进行了简要分析.结果表明,ZnO纳米棒的直径约为300nm,长径比约为3,3D组装结构的直径约为2μm,ZnO纳米棒及其3D组装结构的生长可能与PEG模板的导向作用有关.PL谱表明样品在413～464nm内有很强的蓝光发射特性,这与样品的微观结构有很大关系.
参考文献
| [1] | Jih-Jen Wu;Sai-Chang Liu .Low-Temperature Growth of Well-Aligned ZnO Nanorods by Chemical Vapor Deposition[J].Advanced Materials,2002(3):215-218. |
| [2] | Belaidi, A.;Dittrich, Th;Kieven, D.;Tornow, J.;Schwarzburg, K.;Kunst, M.;Allsop, N.;Lux-Steiner, M. -Ch.;Gavrilov, S. .ZnO-nanorod arrays for solar cells with extremely thin sulfidic absorber[J].Solar Energy Materials and Solar Cells: An International Journal Devoted to Photovoltaic, Photothermal, and Photochemical Solar Energy Conversion,2009(6/7):1033-1036. |
| [3] | Joo J;Lee D;Yoo M et al.ZnO nanorod-coated quartz crystals as self-cleaning thiol sensors for natural gas fuel cells[J].Sensors and Actuators B: Chemical,2009,138(02):485. |
| [4] | Munizer Purica;Elena Budianu;Emil Rusu .HeterOjunction with ZnO polycrystalline thin films for optoelectronic devices applications[J].Microelectronic engineering,2000(1):425-431. |
| [5] | Lin, SS;Lu, JG;Ye, ZZ;He, HP;Gu, XQ;Chen, LX;Huang, JY;Zhao, BH .p-type behavior in Na-doped ZnO films and ZnO homojunction light-emitting diodes[J].Solid State Communications,2008(1/2):25-28. |
| [6] | P.G. Li;X. Wang;W.H. Tang .Facile Route To Well-aligned Zno Nanowire Arrays[J].Materials Letters,2009(8):718-720. |
| [7] | Wang Z L .Nanobelts,nanowires,and nanodiskettes of semiconducting oxides--From materials to nanodevices[J].Advanced Materials,2003,15(05):432. |
| [8] | Hongxia Zhang;Jing Feng;Jun Wang .Preparation of ZnO nanorods through wet chemical method[J].Materials Letters,2007(30):5202-5205. |
| [9] | Duan J X;Huang X T;Wang E K .PEG-assited synthesis of ZnO nanotubes[J].Materials Letters,2006,60(15):1918. |
| [10] | Zhou X F;Chen S Y;Zhang D Y et al.Microsphere orga-nization of nanorods directed by PEG linear polymer[J].Langmuir,2006,22(10):1383. |
| [11] | Y. Wang;M. Li .Hydrothermal synthesis of single-crystalline hexagonal prism ZnO nanorods[J].Materials Letters,2006(2):266-269. |
| [12] | X.H. Wang;S. Liu;Y. Tang;P. Chang .Synthesis of sulfur-doped ZnO nanowires by electrochemical deposition[J].Materials science in semiconductor processing,2007(6):241-245. |
| [13] | Park J H;Choi Y J;Park J G .Synthesis of ZnO nanowires and nanosheets by an O2-assisted carbothermal reduction process[J].Journal of Crystal Growth,2005,280(1-2):161. |
| [14] | Cheng HB;Cheng JP;Zhang YJ;Wang QM .Large-scale fabrication of ZnO micro-and nano-structures by microwave thermal evaporation deposition[J].Journal of Crystal Growth,2007(1):34-40. |
| [15] | Ogata K;Koike K;Sasa S et al.X-ray analysis of ZnO nanorods grown by microwave irradiation heating on ZnO films[J].Applied Surface Science,2008,254(21):7708. |
| [16] | Cho S;Shim D S;Jung S H et al.Fabrication of ZnO nanoneedle arrays by direct microwave irradiation[J].Materials Letters,2009,63(9-10):739. |
| [17] | T. Krishnakumar;R. Jayaprakash;Nicola Pinna;V.N. Singh;B.R. Mehta;A.R. Phani .Microwave-assisted Synthesis And Characterization Of Flower Shaped Zinc Oxide Nanostructures[J].Materials Letters,2009(2):242-245. |
| [18] | 黄惠忠.论表面分析及其在材料研究中的应用[M].北京:科学技术文献出版社,2002:21. |
| [19] | 王百齐,夏春辉,富强,王朋伟,单旭东,俞大鹏.Co掺杂ZnO纳米棒的水热法制备及其光致发光性能[J].物理化学学报,2008(07):1165-1168. |
| [20] | Zhou X F;Hu Z L;Chen Y et al.Microscale sphere assembly of ZnO nanotubes[J].Materials Research Bulletin,2008,43(8-9):2790. |
| [21] | Satoshi Yamabi;Hiroaki Imai .Growth conditions for wurtzite zinc oxide films in aqueous solutions[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,2002(12):3773-3778. |
| [22] | 任柳峰,钟敏,王翰,代莹莹,林坚,朱文梅,张磊,葛洪良,韩高荣.表面活性剂对氧化锌纳米棒形貌的影响与机理[J].硅酸盐学报,2008(03):363-366. |
| [23] | Li WJ.;Zhong WZ.;Yin ZW.;Shi EW. .Growth mechanism and growth habit of oxide crystals[J].Journal of Crystal Growth,1999(1/2):186-196. |
| [24] | Zhou X F;Zhang D Y;Zhu Y et al.Mechanistic investigations of PEG-directed assembly of one-dimensional ZnO nanostructures[J].Journal of Physical Chemistry B,2006,110(12):25734. |
| [25] | 吴之传,张宇东,陈培根,周凯,陶庭先.PVA-Fe（Ⅲ）、Zn（Ⅱ）、Cd（Ⅱ）、Hg（Ⅱ）配合物的合成、表征及抗菌性能[J].应用化学,2008(06):669-672. |
| [26] | Li X C;He G H;Xiao G K et al.Synthesis and morphology control of ZnO nanostructures in microemulsion[J].Journal of Colloid and Interface Science,2009,333(02):465. |
| [27] | Chi-Pui Li;Ning Wang;Sai-Peng Wong;Chun-Sing Lee;Shuit-Tong Lee .Metal Silicide/Silicon Nanowires from Metal Vapor Vacuum Arc Implantation[J].Advanced Materials,2002(3):218-221. |
| [28] | Peidong Yang;Haoquan Yan;Samuel Mao;Richard Russo;Justin Johnson;Richard Saykally;Nathan Morris;Johnny Pham;Rongrui He;Heon-Jin Choi .Controlled Growth of ZnO Nanowires and Their Optical Properties[J].Advanced functional materials,2002(5):323-331. |
| [29] | 陈红升,齐俊杰,黄运华,廖庆亮,张跃.Sn掺杂ZnO半导体纳米带的制备、结构和性能[J].物理化学学报,2007(01):55-58. |
| [30] | Jiang P;Zhou JJ;Fang HF;Wang CY;Wang ZL;Xie SS .Hierarchical shelled ZnO structures made of bunched nanowire arrays[J].Advanced functional materials,2007(8):1303-1310. |
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