以5%草酸为电解液,温度控制在5℃左右,采用两步阳极氧化工艺制备出多孔氧化铝膜,在1 μm范围内获得了孔径为10～60nm的多孔结构.通过原子力显微技术分析氧化时间及热处理条件对多孔氧化铝膜结构的影响,阳极氧化3h后,在0.3μm2范围内获得了有序的纳米孔阵列,当氧化时间延长至24h,有序孔阵列范围增加至～1μm2.将在聚乙烯中经过超声振荡过的样品在600～700℃中热处理3h.研究结构表明,经过适当的热处理能有效改善多孔氧化铝膜的结构特性,X射线衍射分析结果证实经过结构修饰后的样品呈非晶态结构.
参考文献
| [1] | Jessensky O.;Gosele U.;Muller F. .Self-organized formation of hexagonal pore arrays in anodic alumina[J].Applied physics letters,1998(10):1173-1175. |
| [2] | Li AP.;Birner A.;Nielsch K.;Gosele U.;Muller F. .Hexagonal pore arrays with a 50-420 nm interpore distance formed by self-organization in anodic alumina[J].Journal of Applied Physics,1998(11):6023-6026. |
| [3] | A. P. Li;F. Mueller;A. Birner .Polycrystalline nanopore arrays with hexagonal ordering on aluminum[J].Journal of Vacuum Science & Technology, A. Vacuum, Surfaces, and Films,1999(4):1428-1431. |
| [4] | Li AP.;Birner A.;Nielsch K.;Gosele U.;Muller F. .Fabrication and microstructuring of hexagonally ordered two-dimensional nanopore arrays in anodic alumina[J].Advanced Materials,1999(6):483-487. |
| [5] | Hideki Masuda;Kenji Fukuda .Ordered metal nanohole arrays made by a two-step replication of honeycomb structrue of anodic alumina[J].Science,1995,268:1466-1468. |
| [6] | Terry T Xu;Richard D Piner;Rodney S Ruoff .An improved method to strip aluminum from porous anodic alumina films[J].Langmuir,2003,19:1443-1445. |
| [7] | Robert M. Metzger;Valery V. Konovalov;Ming Sun;Tao Xu;Giovanni Zangari;Bin Xu;Mourad Benakli;W. D. Doyle .Magnetic nanowires in hexagonally ordered pores of alumina[J].IEEE Transactions on Magnetics,2000(1 Pt.I):30-35. |
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%