为提高光催化剂的比表面积,以十二烷基磺酸钠(SDS)为模板剂,采用水热法制备出系列Mn2+掺杂的CdIn2S4多孔光催化剂.通过XRD、FESEM、UV-Vis、XPS等分析手段对催化剂进行了表征,考察了掺杂Mn2+浓度对多孔CdIn2S4光催剂的形貌结构和可见光催化产氢性能的影响.结果表明,Mn2+掺杂影响催化剂的晶体结构及其微观形貌,掺杂后的CdIn2S4光催化剂产氢活性显著提高,其中Mn2+(0.7%)-CdIn2S4光催化剂表现出最优产氢活性,产氢速率达到1296.2μmol/(h·g).
参考文献
| [1] | Kato H.;Asakura K.;Kudo A. .Highly efficient water splitting into H-2 and O-2 over lanthanum-doped NaTaO3 photocatalysts with high crystallinity and surface nanostructure[J].Journal of the American Chemical Society,2003(10):3082-3089. |
| [2] | J. Zaman;A. Chakma .Production of hydrogen and sulfur from hydrogen sulfide[J].Fuel Processing Technology,1995(2):159-198. |
| [3] | Gou XL;Cheng FY;Shi YH;Zhang L;Peng SJ;Chen J;Shen PW .Shape-controlled synthesis of ternary chalcogenide ZnIn2S4 and CuIn(S,Se)(2) nano-/microstructures via facile solution route[J].Journal of the American Chemical Society,2006(22):7222-7229. |
| [4] | Jiebo Ghen;Shen Lin;Guiyang Yan .Preparation and its photocatalysis of Cd_(1-x)Zn_xS nano-sized solid solution with PAMAM as a template[J].Catalysis Communications,2008(1):65-69. |
| [5] | Li, YX;Chen, G;Zhou, C;Sun, JX .A simple template-free synthesis of nanoporous ZnS-In2S3-Ag2S solid solutions for highly efficient photocatalytic H-2 evolution under visible light[J].Chemical communications,2009(15):2020-2022. |
| [6] | Ruiz-Fuertes J;Errandonea D;Manjon FJ;Martinez-Garcia D;Segura A;Ursaki VV;Tiginyanu IM .High-pressure effects on the optical-absorption edge of CdIn2S4, MgIn2S4, and MnIn2S4 thiospinels[J].Journal of Applied Physics,2008(6):063710-1-063710-5-0. |
| [7] | Kokate A;Asabe MR;Delekar SD;Gavali LV;Mulla IS;Hankare PP;Chougule BK .Photoelectrochemical properties of electrochemically deposited CdIn2S4 thin films[J].The journal of physics and chemistry of solids,2006(11):2331-2336. |
| [8] | Sawant RR;Rajpure KY;Bhosale CH .Determination of CdIn2S4 semiconductor parameters by (photo)electrochemical technique[J].Physica, B. Condensed Matter,2007(1/2):249-254. |
| [9] | Chanjuan Xing;Yaojun Zhang;Wei Yan;Liejin Guo .Band structure-controlled solid solution of Cd_(1-x)Zn_xS photocatalyst for hydrogen production by water splitting[J].International journal of hydrogen energy,2006(14):2018-2024. |
| [10] | Jang JS;Li W;Oh SH;Lee JS .Fabrication of CdS/TiO2 nano-bulk composite photocatalysts for hydrogen production from aqueous H2S solution under visible light[J].Chemical Physics Letters,2006(4-6):278-282. |
| [11] | 王学华,曹宏,吕飞,马懿超.La3+掺杂CdS/TiO2复合膜的制备及性能表征[J].化学与生物工程,2005(06):40-42. |
| [12] | Li Wan,Jian-feng Li,Jia-you Feng,Wei Sun,Zong-qiang Mao.Photocatalysts of Cr Doped TiO2 Film Prepared by Micro Arc Oxidation[J].化学物理学报,2008(05):487-492. |
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%