|
OALib Journal期刊
ISSN: 2333-9721
费用：99美元
|
|
|
|
高分子凝胶法制备Tm3+掺杂纳米ZnO及其光催化性能
Abstract:
为提高纳米ZnO的光催化性，以Zn(CH3COO)2?2H2O、Tm(NO3)3为原料，丙烯酰胺为单体，N，N’-亚甲基双丙烯酰胺为网络剂，采用高分子网络凝胶法制备Tm3+掺杂纳米ZnO粉体。XRD物相分析表明Tm3+掺杂纳米ZnO样品的物相均为六方晶系纤锌矿结构。TEM形貌观察表明粒子基本为球形，平均粒径约为50nm。水溶液中亚甲基蓝染料在Tm3+掺杂纳米ZnO半导体光催化条件下、pH=9时，仅2h降解率就达到84.87%，比纯ZnO降解率高29.97%。
| [1] | TAN T T Y, YIP C K, BEYDOUN D, et al. Effects of nano-Ag particles loading on TiO2 photocatalytic reduction of selenate ions [J]. Chem Eng J, 2003, 95: 179–186. [2] 季敏霞, 刘立强, 王淑峰. 溶胶制备条件对纳米ZnO粉末粒径的影响[J]. 新技术新工艺, 2005(8): 55–57. JI Minxia, LIU Liqiang, WANG Shufeng. New Mater Exploitat Res (in Chinese), 2005(8): 55–57. [3] 殷海荣, 王明华, 刘岗. 聚丙烯酰胺凝胶在纳米粉体制备中的应用[J]. 陶瓷, 2006(8): 10–12. YIN Hairong, WANG Minghua, LIU Gang. Ceramics (in Chinese), 2006(8): 10–12. [4] 邵忠宝, 李国荣. 高分子网络凝胶法制备纳米ZnO粉料[J]. 材料研究学报, 2001, 15(6): 681–685. SHAO Zhongbao, LI Guorong. Chin J Mater Res (in Chinese), 2001, 15(6): 681–685. [5] 李振宏, 伍虹. 我国稀土应用的现状与前景[J]. 稀土, 1996, 17(6): 48–53. LI Zhenghong, WU Hong. J Rear (in Chinese), 1996, 17(6): 48–53. [6] WU Poyi, PIKE Jenna, ZHANG Feng, et al. Low-temperature synthesis of zinc oxide nanoparticles [J]. Appl Ceram Technol, 2006, 3: 272– 278. [7] 吴建锋, 赵娜, 徐晓虹, 等. 高分子网络法合成纳米ZnO粉体的XRD分析[J]. 功能材料, 2007, 38(6): 2084–2088. WU Jianfeng, ZHAO Na, XU Xiaohong, et al. J Funct Mater (in Chi-nese), 2007, 38(6): 2084–2088. [8] 吴建锋, 刘孟, 方斌正, 等. 高分子网络凝胶法制备纳米氧化锌的工艺控制[J]. 硅酸盐学报, 2009, 37(10): 1782–1790. WU Jianfeng, LIU Meng, FANG Binzheng, et al. J Chin Ceram Soc (in Chinese), 2009, 37(10): 1782–1790. [9] 周健, 王河锦. X射线衍射峰五基本要素的物理意义与应用[J]. 矿物学报, 2002, 23(2): 9–100. ZHOU Jian, WANG Hejin. J Acta Mineralogical Sinica (in Chinese), 2002, 23(2): 95–100. [10] 刘建路, 张其春, 林金辉. 纳米粒子晶格畸变率的数量级研究[J]. 材料导报, 2002, 16(6): 71–73. LIU Jianlu, ZHANG Qichun, LIN Jinhui, et al. Mater Rev (in Chinese), 2002, 16(6): 71–73. [11] LIN J, YU J C, LO D, et al. Photocatalytic activity of rutile Ti1–xSnxO2 solid solutions [J]. J Catal, 1999, 183: 368–372. [12] RODRIGUEZ-TALAVERAA R, VARGAS S, AARROYO-MURILLO R, et al. Modification of the phase transition temperatures in titania doped with various cations [J]. J Mater Res, 1997, 12: 439–442.
|
Full-Text
|
|
Contact Us
service@oalib.com QQ:3279437679 
WhatsApp +8615387084133
|
|
