全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

NiO-TiO2同轴纳米纤维的制备及光催化

, PP. 36-41

Keywords: 静电纺丝,同轴纳米纤维,NiO,TiO2,光催化

Full-Text   Cite this paper   Add to My Lib

Abstract:

以PVP/Ti(OC4H9)4溶胶为壳层,以PVP/Ni(CH3COO)2·4H2O溶胶为核层,采用同轴静电纺丝法制备了核壳结构Ti(OC4H9)4/Ni(CH3COO)2·4H2OPVP纤维;用程序升温法,在550℃下烧结6h,制备了NiO-TiO2同轴纳米纤维。采用X射线衍射(XRD)、扫描电子显微镜(SEM)、红外吸收光谱(FTIR)、热重(TG)等测试技术对复合纳米纤维的结构和性能进行了表征,并研究了该催化剂在紫外光照射下对亚甲基蓝溶液的催化降解性能。结果表明,NiO-TiO2同轴纳米纤维具有很好的光催化活性,而且该复合催化剂可以循环使用。

References

[1]  Fujishima A, Honda K. TiO2 photoelectrochemistry and photocatalysis [J]. Nature, 1972, 238(5358): 37-38.
[2]  Rolison D R. Catalytic nanoarchitectures the importance of nothing and the unimportance of periodicity [J]. Science, 2003, 299(5613): 1698-1701.
[3]  Valden M, Lai X, Goodman D W. Onset of catalytic activity of gold clusters on titania with the appearance of nonmetallic properties [J]. Science, 1998, 281(5383): 1647-1650.
[4]  Grunert W, Bruckner A, Hofmeister H, Claus P. Structural properties of Ag/TiO2 catalysts used for acrolein hydrogenation [J]. J Phys Chem B, 2004, 108(18): 5709-5717.
[5]  Wang R, Hashimoto K, Fujishima A. Light-induced amphiphilic surfaces [J]. Nature, 1997, 388(6641): 431-432.
[6]  Anpo M, Takeuchi M. The design and development of highly reactive titanium oxide photocatalysts operating under visible light irradiation [J]. J Catal, 2003, 216(1/2): 505-516.
[7]  桑蓉栎, 崔志敏, 王 琳, 邵长路. NiO/TiO2纳米纤维的制备、 表征及光催化性能 [J]. 科学通报, 2009, 54(10): 1424-1428. Sang Rongli, Cui Zhimin, Wang Lin, Shao Changlu. Synthesis, characterization and photocatalysis of the NiO/TiO2 nanofibers [J]. Journal of Science Report, 2009, 54(10): 1424-1428.
[8]  王希涛, 贺 忠, 钟顺和. 介孔复合半导体 NiO-TiO2的制备与光响应性能 [J]. 无机材料学报, 2009, 24(2): 215-220. Wang Xitao, He Zhong, Zhong Shunhe. Preparation and photo absorption property of coupled semiconductor NiO-TiO2 [J]. Journal of Inorganic Materials, 2009, 24(2): 215-220.
[9]  张彭义, 余 刚, 蒋展鹏. 半导体光催化剂及其改性技术进展 [J]. 环境科学进展, 1997, 5(3): 1-10. Zhang Pengyi, Yu Gang, Jiang Zhanpeng. Review of semiconductor photocatalyst and its modification [J]. Advances Environmental Science, 1997, 5(3): 1-10.
[10]  Bedja I, Kamat P V. Capped semiconductor colloids: Synthesis, characterization and photoelectrochemical behavior of TiO2 capped SnO2 nanocrystallites [J]. J Phys Chem, 1995, 99(22): 9182-9188.
[11]  Miki-Yoshida M, Collins-Martinez V, Amezaga-Madrid P. Thin films of photocatalytic TiO2 and ZnO deposited inside a tubing by spray pyrolysis [J]. Thin Solid Films, 2002, 419(1/2): 60-64.
[12]  李芳柏, 古国榜, 李新军, 万洪富. WO3/TiO2纳米材料的制备及光催化性能 [J]. 物理化学学报, 2000, 16(11): 997-1002. Li Fangbai, Gu Guobang, Li Xinjun, Wan Hongfu. Preparation, characterization and photo-catalystic behavior WO3/TiO2 nanopowder [J]. Acta Physico-Chimica Sinica, 2000, 16(11): 997-1002.
[13]  Celik E, Yildiz A Y, Ak Azem N F. Preparation and characterization of Fe2O3-TiO2 thin films on glass substrate for photocatalytic applications [J]. Mater Sci Eng B, 2006, 129(15): 193-199.
[14]  郝恩才, 孙轶鹏. CdS/TiO2复合纳米微粒的原位合成及性质研究 [J]. 高等学校化学报, 1998, 19(8): 1191-1194. Hao Encai, Sun Yipeng. Synthesis and properties of CdS/TiO2 coupled semiconductor nanoparticles [J]. Chemical Journal of Chinese Universities, 1998, 19(8): 1191-1194.
[15]  Chen S F, Zhang S J, Liu W. Preparation and activity evaluation of p-n junction photocatalyst NiO/TiO2 [J]. Journal of Hazardous Materials, 2008, 155(1/2): 320-326.
[16]  何创龙, 黄争鸣, 韩晓建, 刘 玲, 胡影影, 张彦中. 同轴射流技术制备纳米复合材料研究进展 [J]. 复合材料学报, 2005, 22(6): 1-8. He Chuanglong, Huang Zhengming, Han Xiaojian, Liu Ling, Hu Yingying, Zhang Yanzhong. Recent development of the nanocomposites prepared by coaxial jet technology [J]. Acta Materiae Compositae Sinica, 2005, 22(6): 1-8.
[17]  王进贤, 张 贺, 董相廷, 刘桂霞. ZnO@SiO2同轴纳米电缆的静电纺丝技术制备与表征 [J]. 无机化学学报, 2010, 26(1): 29-34. Wang Jinxian, Zhang He, Dong Xiangting, Liu Guixia. ZnO@ SiO2 coaxial nanocable: Preparation via electrospinning and characterization [J]. Chinese Journal of Inorganic Chemistry, 2010, 26(1): 29-34.
[18]  常国庆, 陈日耀, 郑 曦, 陈 晓, 陈 震. 静电纺丝法制备银填充二氧化钛中空纳米纤维的研究 [J]. 物理化学学报, 2008, 24(10): 1790-1796. Chang Guoqing, Chen Riyao, Zheng Xi, Chen Xiao, Chen Zhen. Study on silver nanoparticles filled in TiO2 hollow nanofibers by coaxial electrospinning [J]. Acta Phys Chim Sin, 2008, 24(10): 1790-1796.
[19]  张双虎, 董相廷, 徐淑芝, 王进贤. 静电纺丝法制备TiO2/SiO2复合中空纳米纤维与表征 [J]. 复合材料学报, 2008, 25(3): 138-143. Zhang Shuanghu, Dong Xiangting, Xu Shuzhi, Wang Jinxian. Preparation and characterization of TiO2/SiO2 composite hollow nanofibers via an electrospinning technique [J]. Acta Materiae Compositae Sinica, 2008, 25(3): 138-143.
[20]  孙良奎, 程海峰, 楚增勇, 周永江, 孙国亮. C/SiO2同轴复合纤维的制备及性能研究 [J]. 无机材料学报, 2009, 4(2): 310-314 . Sun Liangkui, Cheng Haifeng, Chu Zengyong, Zhou Yongjiang, Sun Guoliang. Preparation and properties of C/SiO2 coaxial fibers [J]. Journal of Inorganic Materials, 2009, 4(2): 310-314.
[21]  邵启伟, 董鹏飞, 施利毅, 成荣明, 陈奕卫, 林开利. 微电极结构Ag/ZnO/NiO三层复合膜的制备及光催化性能的研究 [J]. 无机化学学报, 2009, 25(5): 860-864. Shao Qiwei, Dong Pengfei, Shi Liyi, Cheng Rongming, Chen Yiwei, Lin Kaili. Micro-electrode Ag/ZnO/NiO tri-layer film: Preparation and photocatalytic activity [J]. Chinese Journal of Inorganic Chemistry, 2009, 25(5): 860-864.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133