欢迎登录材料期刊网

材料期刊网

高级检索

研究了几种不同粒径的TiO2在CH3CCH和H2O的光催化反应中的催化活性. 结果表明,利用离子注入法可以拓展纳米TiO2催化剂的光吸收区域,使其吸收带向可见光方向偏移,且偏移程度随着TiO2粒径的增大而增大; 特别是注入V离子使TiO2催化剂在可见光区域具有光催化活性. V离子注入后,TiO2催化剂在紫外区域的光催化活性没有下降,但在可见光区域的光催化活性有所提高. 在五种光催化剂中,具有中等粒径大小的P-25注入V离子后表现出最高的光催化活性. 在太阳光直接照射下,这些光催化剂也具有较高的催化活性.

参考文献

[1] Kubokawa Y;Honda K;Saido Y.Hikari Shokubai (Photocatalyst)[M].Tokyo:Asakura Publishing Co Ltd,1988:87.
[2] 张金龙,何斌,松冈雅也,山下弘已,安保正一.Ti-HMS介孔分子筛的制备及其在一氧化氮催化分解反应中的活性[J].催化学报,2001(02):157-160.
[3] Oonishi T.Shokubai, Sono Himitsu Wo Shagaru[M].Tokyo:Oonihontosyou,1987:36.
[4] Yamashita H;Zhang J L;Matsuoka M;Anpo M.Photofunctional Zeolites[M].New York: Nova Sci Publishers Inc,2000:129.
[5] ANPO M;Zhang J L.Handbook of Interfaces: Chemistry and Engineering[M].Tokyo:NTS Inc,2001:624.
[6] Zhang J L;Minagawa M;Matsuoka M;Yamashita H,Anpo M .[J].Catalysis Letters,2000,66(04):241.
[7] Zhang J L;Minagawa M;Ayusawa T;Natarajan S,Yamashita H,Matsuoka M,Anpo M .[J].Journal of Physical Chemistry B,2000(104):11501.
[8] Park D-R;Zhang J L;Ikeue K;Yamashita H,Anpo M .[J].Journal of Catalysis,1999,185(01):114.
[9] Zhang J L;Ayusawa T;Minagawa M;Kinugawa K,Yamashita H,Matsuoka M,Anpo M .[J].Journal of Catalysis,2001,198(01):1.
[10] Zhang JL.;Yamashita H.;Anpo M.;Matsuoka M. .XAFS studies on the local structures of Ti-HMS mesoporous molecular sieves and their photocatalytic properties[J].Journal of synchrotron radiation,2001(Pt.2):637-639.
[11] Zhang J L;Hu Y;Matsuoka M;Yamashita H,Minagawa M,Hidaka H,Anpo M .[J].Journal of Physical Chemistry B,2001(105):8395.
[12] Tauster S J;Fung S C;Garten R L .[J].Journal of the American Chemical Society,1978,100(01):170.
[13] Anpo M;Shima T;Kodama S;Kubokawa Y .[J].Journal of Physical Chemistry,1987,91(16):4305.
[14] 张金龙,徐华胜,安保正一.紫外光照射下丙炔光催化水解反应的研究Ⅰ. 纳米二氧化钛光催化剂的性能[J].催化学报,2003(11):845-848.
[15] Anpo M;Yamashita H.[A].Chichester:John Wiley & Sons,1997:139.
[16] Anpo M .[J].Catalysis Surveys from Japan,1997,1(01):169.
[17] Anpo M;Yamashita H.[A].London:Wiley,1996:48.
[18] Anpo M;Aikawa N;Kodama S;Kubokawa Y .[J].Journal of Physical Chemistry,1984,88(12):2569.
[19] Anpo M;Aikawa N;Kubokawa Y .[J].Journal of Physical Chemistry,1984,88(18):3988.
[20] Anpo M .[J].Research on Chemical Intermediates,1989,11(01):67.
[21] Anpo M;Ichihashi Y;Takeuchi M;Yamashita H .[J].Research on Chemical Intermediates,1998,24(02):143.
[22] Ghosh A K;Maruska H P .[J].Journal of the Electrochemical Society,1977,124(10):1516.
[23] Borgarello E;Kiwi J;Grtzel M;Pelizzetti E,Visca M .[J].Journal of the American Chemical Society,1982,104(11):2996.
[24] Herrmann J-M;Disdier J;Pichat P .[J].Chemical Physics Letters,1984,108(06):618.
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:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%