采用溶胶-凝胶法和浸渍提拉技术在316L不锈钢(316Lss)表面构筑纳米TiO2,TiO2/TiO2-VOx/TiO2复合膜,应用AFM和XRD表征膜的形貌及结构,并用光、电化学方法测试复合膜在0.5 mol/L NaCl溶液中暗态或紫外照射下的耐腐蚀性能,结果表明:TiO2/TiO2-VOx/TiO2复合膜具有双重保护功能,即在紫外光照下可以起到光生阴极保护的作用,特别是当停止光照后,光生电位仍可维持在较低的电位长达6h以上;作为覆盖层纳米复合膜又可作为良好的阻挡层显著提高金属的耐腐蚀性.
参考文献
| [1] | Kim H G;Wang D W;Kim J.[J].Chemical Communications,1999:1077. |
| [2] | Peiro A M;Peral J;Domingo C et al.[J].CHEMISTRY OF MATERIALS,2001,13:2567-2573. |
| [3] | Vinodgopal K;Hotchandani S;Kamat P V .[J].Journal of Physical Chemistry,1993,97:9040-9044. |
| [4] | Nakajima A.;Watanabe T.;Takai K.;Yamauchi G.;Fujishima A.;Hashimoto K. .Transparent superhydrophobic thin films with self-cleaning properties[J].Langmuir: The ACS Journal of Surfaces and Colloids,2000(17):7044-7047. |
| [5] | Park H;Kim K Y;Choi W.[J].Chemical Communications,2001:281-282. |
| [6] | Ohko Y;Saitoh S;Tatsuma S;Fujishima A .[J].Journal of the Electrochemical Society,2001,B24:148. |
| [7] | Tatsuma T;Saitoh S;Ohko Y et al.[J].CHEMISTRY OF MATERIALS,2001,13:2838-2842. |
| [8] | Liu Z Y;Pan K;Wang M J et al.[J].Journal of Photochemistry and Photobiology A:Chemistry,2003,157:39-46. |
| [9] | Tatsuma T.;Saitoh S.;Ngaotrakanwiwat P.;Ohko Y.;Fujishima A. .Energy storage of TiO2-WO3 photocatalysis systems in the gas phase[J].Langmuir: The ACS Journal of Surfaces and Colloids,2002(21):7777-7779. |
| [10] | Shen G X;Chen C Y;Lin C J .[J].电化学,2004,10:65. |
| [11] | Liu ZL.;Wang YQ.;Bai YD.;Yao KL.;Fang GJ. .Laser-induced colouration of V2O5[J].Journal of Physics, D. Applied Physics: A Europhysics Journal,2000(18):2327-2332. |
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