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...
催化学报  2015 

自下而上法制备金-介孔二氧化硅复合纳米管用作还原4-硝基苯酚的催化剂

DOI: 10.1016/S1872-2067(14)60310-7, PP. 1117-1123

Keywords: ,介孔二氧化硅,纳米管,自下而上方法,催化剂,4-硝基苯酚还原

Full-Text   Cite this paper   Add to My Lib

Abstract:

?采用自下而上方法制备了金-介孔二氧化硅复合纳米管,其中金纳米粒子作为催化剂嵌在介孔二氧化硅纳米管管壁内侧.金纳米颗粒的团聚、脱落和晶粒尺寸生长都可以被有效限制,而且催化剂负载量和尺寸大小均可实现简单控制.管壁中的介孔孔道、纳米管末端开口以及一维中空管道可以协同促进反应物扩散,从而提高4-硝基苯酚还原反应活性.循环实验证明这种复合纳米管催化剂具有良好的可重复使用性,而且在反应过程中未出现金纳米粒子脱落或团聚现象.

References

[1]  Carrettin S, McMorn P, Johnston P, Griffin K, Kiely C J, Hutchings G J. Phys Chem Chem Phys, 2003, 5: 1329
[2]  Ombaka L M, Ndungu P, Nyamori V O. Catal Today, 2013, 217: 65
[3]  Okumura M, Tsubota S, Iwamoto M, Haruta M. Chem Lett, 1998, 27: 315
[4]  Wakayama H, Setoyama N, Fukushima Y. Adv Mater, 2003, 15: 742
[5]  Junges U, Jacobs W, Voigt-Martin I, Krutzsch B, Schüth F. J Chem Soc, Chem Commun, 1995: 2283
[6]  Ma L N, Leng W G, Zhao Y P, Gao Y A, Duan H D. RSC Adv, 2014, 4: 6807
[7]  Su R, Tiruvalam R, He Q, Dimitratos N, Kesavan L, Hammond C, Lopez-Sanchez J A, Bechstein R, Kiely C J, Hutchings G J, Besenbacher F. ACS Nano, 2012, 6: 6284
[8]  Yamada Y, Mizutani M, Nakamura T, Yano K. Chem Mater, 2010, 22: 1695
[9]  Zhang P, Shao C L, Li X H, Zhang M Y, Zhang X, Su C Y, Lu N, Wang K X, Liu Y C. Phys Chem Chem Phys, 2013, 15: 10453
[10]  Dong Z P, Le X D, Liu Y S, Dong C X, Ma J T. J Mater Chem A, 2014, 2: 18775
[11]  Dong Z P, Le X D, Dong C X, Zhang W, Li X L, Ma J T. Appl Catal B, 2015, 162: 372
[12]  Arnal P M, Comotti M, Schüth F. Angew Chem Int Ed, 2006, 45: 8224
[13]  Cui C H, Yu S H. Acc Chem Res, 2013, 46: 1427
[14]  Joo S H, Park J Y, Tsung C K, Yamada Y, Yang P D, Somorjai G A. Nat Mater, 2009, 8: 126
[15]  Narayanan R, El-Sayed M A. Langmuir, 2005, 21: 2027
[16]  Chen Z, Cui Z M, Niu F, Jiang L, Song W G. Chem Commun, 2010, 46: 6524
[17]  John J, Gravel E, Hagège A, Li H Y, Gacoin T, Doris E. Angew Chem Int Ed, 2011, 50: 7533
[18]  Xu C, Wang X, Zhu J W. J Phys Chem C, 2008, 112: 19841
[19]  Lee J, Park J C, Song H. Adv Mater, 2008, 20: 1523
[20]  Ge J P, Zhang Q, Zhang T R, Yin Y D. Angew Chem Int Ed, 2008, 47: 8924
[21]  Deng Y H, Cai Y, Sun Z K, Liu J, Liu C, Wei J, Li W, Liu C, Wang Y, Zhao D Y. J Am Chem Soc, 2010, 132: 8466
[22]  Yin Y Y, Chen M, Zhou S X, Wu L M. J Mater Chem, 2012, 22: 11245
[23]  Leng W G, Chen M, Zhou S X, Wu L M. Chem Commun, 2013, 49: 7225
[24]  Frens G. Nature Phys Sci, 1973, 241: 20
[25]  Wang S Y, Wang X, Jiang S P. Phys Chem Chem Phys, 2011, 13: 6883
[26]  Stejskal J, Sapurina I, Trchová M, Konyushenko E N, Holler P. Polymer, 2006, 47: 8253

Full-Text

comments powered by Disqus

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133