本文以掺F的SnO2导电玻璃为基板,以硝酸锌水溶液为电解液,采用三电极恒电位体系电沉积制备ZnO纳米棒阵列,系统考察了硝酸锌浓度和沉积电位等工艺参数对ZnO纳米棒阵列的微观形貌及其发光性能的影响规律.结果表明,硝酸锌浓度和沉积电位对纳米棒阵列的形貌有显著影响,控制适宜的工艺条件可以制备出直径分布均匀、结晶性好且纯度高的六方纤锌矿ZnO纳米棒阵列.荧光光谱分析表明,电沉积制备出的ZnO纳米棒阵列在385 nm附近有一个强荧光发射峰,且发光性能稳定、对纳米棒阵列微观形貌的细微变化不敏感,使其在发光二极管和激光器等领域具有广阔的应用前景.
参考文献
| [1] | U. Ozgur;Ya. I. Alivov;C. Liu;A. Teke;M. A. Reshchikov;S. Dogan;V. Avrutin;S.-J. Cho;H. Morkoc .A comprehensive review of ZnO materials and devices[J].Journal of Applied Physics,2005(4) |
| [2] | Wang ZL .Zinc oxide nanostructures: growth, properties and applications[J].Journal of Physics. Condensed Matter,2004(25):R829-R858. |
| [3] | Gronzalez-Valls I;Lira-Cantu M .Vertically-aligned Nanostructures of ZnO for Excitonic Solar Cells:a Reviw[J].Energy & Environmental Science,2009,2:19-34. |
| [4] | Xu S;Wei Y;Kirkham M;Liu J;Mai W;Davidovic D;Snyder RL;Wang ZL .Patterned Growth of Vertically Aligned ZnO Nanowire Arrays on Inorganic Substrates at Low Temperature without Catalyst[J].Journal of the American Chemical Society,2008(45):14958-14959. |
| [5] | Polsongkram, D;Chamninok, P;Pukird, S;Chow, L;Lupan, O;Chai, G;Khallaf, H;Park, S;Schulte, A .Effect of synthesis conditions on the growth of ZnO nanorods via hydrothermal method[J].Physica, B. Condensed Matter,2008(19/20):3713-3717. |
| [6] | Willander M;Nur O;Zhao Q X et al.Zinc Oxide Nanorod Based Photonic Devices:Recent Progress in Growth,Light Emitting Diodes and Lasers[J].Nanotechnology,2009,20:332001. |
| [7] | 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. |
| [8] | Mofor, AC;Bakin, AS;Postels, B;Suleiman, M;Elshaer, A;Waag, A .Growth of ZnO layers for transparent and flexible electronics[J].Thin Solid Films,2008(7):1401-1404. |
| [9] | Cao BQ;Lorenz M;Rahm A;von Wenckstern H;Czekalla C;Lenzner J;Benndorf G;Grundmann M .Phosphorus acceptor doped ZnO nanowires prepared by pulsed-laser deposition[J].Nanotechnology,2007(45):455707-1-455707-5-0. |
| [10] | Vayssieres L .Growth of Arrayed Nanorods and Nanowires of ZnO from Aqueous Solutions[J].Advanced Materials,2003,15:464-466. |
| [11] | Greene,L E;Law M;Goldberger J et al.[J].Angew Chem It Ed,2003,42:3031. |
| [12] | Izaki M;Omi T .Transparent Zinc Oxide Films Prepared by Electrochemical Reaction[J].Applied Physics Letters,1996,68:2439-2441. |
| [13] | Izaki M;Omi.T .Electrolyte Optimization for Cathodic Growth of Zinc Oxide Films[J].Journal of the Electrochemical Society,1996,143:L53-L55. |
| [14] | 栗粟,章晓中.ZnO纳米线/纳米棒混合阵列的制备及其光致发光性能研究[J].人工晶体学报,2011(03):567-571. |
| [15] | 吴莉莉,邹科,赵金博,石元昌,吴佑实.纳米ZnO的形态控制及其发光性能[J].人工晶体学报,2009(03):689-692,709. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%