以水和离子液体溶液为溶剂采用超声技术制备了CdS/Fe2O3复合光催化剂.采用X射线衍射仪(XRD)、扫描电子显微镜(SEM)、比表面分析(BET)、紫外-可见吸收光谱对CdS/Fe2O3进行了表征.结果表明,在离子液体合成的CdS/Fe2O3具有较大的比表面积,相比于水中合成的CdS/Fe2O3复合物其吸收带边发生红移.光催化实验表明,离子液体中合成的CdS/Fe2O3 (IL)具有较好的光催化活性.这可能是由于离子液体与超声协同对催化剂的形貌、粒径和比表面积起到调控作用.
参考文献
| [1] | Xuemei Zhou;Jinyao Lan;Gang Liu.Facet-Mediated Photodegradation of Organic Dye over Hematite Architectures by Visible Light[J].Angewandte Chemie,20121(1):178-182. |
| [2] | Bao Wang;Haobin Wu;Le Yu;Rong Xu;Teik-Thye Lim;Xiong Wen (David) Lou.Template-free Formation of Uniform Urchin-like α-FeOOH Hollow Spheres with Superior Capability for Water Treatment[J].Advanced Materials,20128(8):1111-1116. |
| [3] | Chun-Ling Zhu;Hai-Long Yu;Yue Zhang.Fe3O3/TiO2 Tube-like Nanostructures: Synthesis, Structural Transformation and the Enhanced Sensing Properties[J].ACS applied materials & interfaces,20122(2):665-671. |
| [4] | Ye Shi;Hanying Li;Ling Wang.Novel α-Fe2O3/CdS Cornlike Nanorods with Enhanced Photocatalytic Performance[J].ACS applied materials & interfaces,20129(9):4800-4806. |
| [5] | Linlin Peng;Tengfeng Xie;Yongchun Lu.Synthesis, photoelectric properties and photocatalytic activity of the Fe2O3/TiO2 heterogeneous photocatalysts[J].Physical chemistry chemical physics: PCCP,201028(28):8033-8041. |
| [6] | 董源;蒋淇忠;杨开;彭祥;黄铁骑;马紫峰;上官文峰.微波法制备CdS-TiO2NT复合催化剂及其在可见光下分解水制氢的性能[J].高校化学工程学报,2010(3):416-421. |
| [7] | 赵荣祥;李秀萍;徐铸德.离子液体中不同形貌硫化镉的合成及光催化活性[J].材料导报,2014(18):18-22. |
| [8] | 赵荣祥;李秀萍;李其明.离子液体辅助超声法制备ZnO/CdS复合粉体及其光催化性能[J].硅酸盐学报,2014(9):1189-1194. |
| [9] | Toukoniitty B;Toukoniitty E;Maki-Arvela P;Mikkola JP;Salmi T;Murzin DY;Kooyman PJ.Effect of ultrasound in enantioselective hydrogenation of 1-phenyl-1,2-propanedione: comparison of catalyst activation, solvents and supports[J].Ultrasonics sonochemistry,20061(1):68-75. |
| [10] | Atul R. Gholap;K. Venkatesan;Thomas Daniel;R. J. Lahoti;K. V. Srinivasan.Ionic liquid promoted novel and efficient one pot synthesis of 3,4-dihydropyrimidin-2-(1H)-ones at ambient temperature under ultrasound irradiation[J].Green chemistry,20043(3):147-150. |
| [11] | Singh, B.S.;Lobo, H.R.;Pinjari, D.V.;Jarag, K.J.;Pandit, A.B.;Shankarling, G.S..Ultrasound and deep eutectic solvent (DES): A novel blend of techniques for rapid and energy efficient synthesis of oxazoles[J].Ultrasonics sonochemistry,20131(1):287-293. |
| [12] | 胥利先;桑丽霞;马重芳;鹿院卫;王峰;李群伟;戴洪兴;何洪;孙继红.介孔InVO4光催化剂的合成及其光催化分解水的性能[J].催化学报,2006(2):100-102. |
| [13] | 曲晓飞;刘鲁英;李雪钦;杜芳林.Er3+掺杂TiO2空心球的制备及其光催化性能研究[J].无机材料学报,2015(2):183-188. |
| [14] | 曹洁明;房宝青;王军;郑明波;邓少高;马贤佳.离子液体在无机纳米材料合成上的应用[J].化学进展,2005(6):1028-1033. |
| [15] | 赵荣祥;李秀萍;徐铸德.离子液体对硫化镉粒径和光催化性能调控研究[J].人工晶体学报,2012(4):988-994. |
| [16] | 林海莉;曹静;罗邦德;徐本燕;陈士夫.新型AgBr/BiOBr光催化剂的沉积-沉淀法制备、活性与机理[J].科学通报,2012(15):1309-1316. |
| [17] | Chun-Hsing Wu;Hung-Wei Chang;Jia-Ming Chern.Basic dye decomposition kinetics in a photocatalytic slurry reactor[J].Journal of hazardous materials,20061(1):336-343. |
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%