用固相反应法,以醋酸锌、硫化钠、巯基乙酸为原料在室温条件下制得平均粒径为2~4 nm的巯基乙酸钠修饰的ZnS,并用多种谱学方法表征了巯基乙酸钠修饰ZnS的组分和结构.结果发现,巯基乙酸钠修饰ZnS粒子分散均匀,平均粒径较小,在水溶液中的分散性也很好,因此,巯基乙酸钠修饰ZnS对甲基橙光降解有很高的光催化活性.溶液pH值对其光催化活性有较大影响,当溶液pH值为3.5时,紫外光照60 min后,巯基乙酸钠修饰的ZnS对甲基橙光降解的光催化活性可高达99.4%.
参考文献
[1] | REN Cheng-Jun(任成军),ZHONG Ben-He(钟本和),ZHOU Da-Li(周大利).Chinese Rare Metals(稀有金属)[J],2004,28(5):903 |
[2] | CHEN De-Wen(陈德文),WANG Su-Hua(王素华).Sci China(Series B)(中国科学(B))[J],1996,26(3):262 |
[3] | Torres-Martinez,Claudia L,et al.J Colloid Interf Sci[J],2001,240(2):525 |
[4] | SUN Ling-Dong(孙聆东),XU Bo(徐波),FU Xue-Feng(付雪峰),et al.Sci China(Series B)(中国科学(B))[J],2001,31(2):14 |
[5] | Mitchell G P,Mirkin C A,Letsinger R L.J Am Chem Soc[J],1999,121(35):8 122 |
[6] | Mattoussi H,Mauro J M,Goldman E R,et al.J Am Chem Soc[J],2000,122(49):12 142 |
[7] | Wang W Z,Liu Z H,Zheng C L,et al.Mater Lett[J],2003,57:2 755 |
[8] | Lorenz J K,Ellis A B.J Am Chem Soc[J],1998,120(42):10 970 |
[9] | XIE Ying(谢颖),XU Jing-Juan(徐静娟),YU Jun-Sheng(于俊生),et al.Chinese J Inorg Chem(无机化学学报)[J],2004,20:663 |
[10] | SU Yi(苏宜),XIE Yi(谢毅),CHEN Qian-Wang(陈乾旺),et al.Chinese J Appl Chem(应用化学)[J],1996,13(5):56 |
[11] | LIU Shi-Hong(刘世宏),WANG Dang-Han(王当憨),PAN Cheng-Huang(潘承璜).X-ray Photoelectron Spectroscopy(X射线光电子能谱分析)[M].Beijing(北京):Science Press(科学出版社),1988:308 |
[12] | WANG Zhong-Lin(王中林),LIU Yi(刘毅),ZHANG Ze(张泽).Handbook of Nanophase and Nanostructured Materials-Characterization[M].Beijing(北京):Tsinghua Univeristity Press(清华大学出版社),2002:174 |
[13] | Brus L E.New J Chem(Fr)[J],1987,11:23 |
[14] | Brus L.J Phys Chem[J],1986,90(2):2 555 |
[15] | Misawa K,Yao H,Hayashi T.J Lumin[J],1991,48~49:269 |
[16] | MA Jun(马军),LIU Hong-Bin(刘红斌),GONG Cheng-Yuan(龚承元).Chinese Medical Equip(医疗卫生装备)[J],2005,26(9):16 |
[17] | Okamotok,Yamamoto Y,Tanaka H,et al.Bull Chem Soc Jpn[J],1985,58:2 023 |
[18] | Dolivera J C,Ghassan A S.Pichat Pierre Environ[J],1990,24:990 |
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