采用高纯度的铝片为阳极,以铂网为阴极,在3%～5%草酸溶液中,电压在30～70 V,温度控制在17～25℃范围内进行恒压阳极氧化制备氧化铝膜,并采用环境扫描电镜观察纳米孔形貌,金相显微镜测量氧化膜厚度.研究了电解电压、电解液浓度、温度等条件对氧化铝多孔膜结构的影响.结果表明:氧化膜形成速度、纳米孔孔径、胞径、孔壁厚度、氧化膜厚度受电解电压影响显著,随着电解液浓度和温度的增大,氧化膜生长速度加快,纳米孔孔径、孔壁厚度等都随之增大,在相同时间内生成的氧化膜厚度增大.
参考文献
| [1] | Sapp SA.;Martin CR.;Lakshmi BB. .Template synthesis of bismuth telluride nanowires[J].Advanced Materials,1999(5):402-404. |
| [2] | A.Mozalev;S. Magaino;H. Imai .The formation of nanoporous membranes from anodically oxidized aluminium and their applicationto Li rechargeable batteries[J].Electrochimica Acta,2001(18):2825-2834. |
| [3] | Melissa S. Sander;Amy L. Prieto;Ronald Gronsky;Timothy Sands;Angelica M. Stacy .Fabrication of High-Density, High Aspect Ratio, Large-Area Bismuth Telluride Nanowire Arrays by Electrodeposition into Porous Anodic Alumina Templates[J].Advanced Materials,2002(9):665-667. |
| [4] | Yong Peng;Dong-huan Qin;Rong-jie Zhou .Bismuth quantum-wires arrays fabricated by electrodeposition in nanoporous anodic aluminium oxide and its structrual properties[J].Materials Science and Engineering,2000,B77:246-249. |
| [5] | 高云震;任继嘉;宁福元.铝合金表面处理[M].北京:冶金工业出版社,1991:22. |
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%