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催化学报  2014 

乙二醇溶剂热合成的CeO2的可逆氧化还原性及CO2捕获性能

DOI: 10.1016/S1872-2067(14)60163-7, PP. 1364-1375

Keywords: 氧化铈,氧空穴,可逆氧化还原性,二氧化碳捕获,二氧化碳原位红外漫反射

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Abstract:

?利用乙二醇的还原性,采用乙二醇溶剂热法制备了表面具有丰富氧空穴的CeO2-GST纳米晶,对其进行了X射线衍射、透射电镜、X射线光电子能谱、原位H2还原-O2氧化循环和CO2原位红外漫反射表征,并研究了其可逆氧化还原性及CO2捕获性能.结果表明,与CeO2-nanorod和柠檬酸溶胶法合成的CeO2-CA样品相比,CeO2-GST纳米晶具有最好的可逆氧化还原性能和循环稳定性,同时在50℃下具有最好的CO2吸附性能(149μmol/g).利用原位红外漫反射光谱研究了CO2在还原CeO2表面的吸附情况,发现CO2主要以双齿碳酸盐和桥连碳酸盐两种形式吸附在CeO2表面,其中桥连碳酸盐物种不稳定,He吹扫可脱附.此外,CO2在CeO2-nanorod上还会生成稳定的甲酸盐和单齿碳酸盐物种.

References

[1]  Di Monte R, Kaspar J. J Mater Chem, 2005, 15: 633
[2]  Hu JB, Yu C L, Bi Y D, Wei L F, Chen J C, Chen X R. Chin J Catal (胡久彪, 余长林, 毕亚东, 魏龙福, 陈建钗, 陈喜蓉. 催化学报), 2014, 35: 8
[3]  Vivier L, Duprez D. ChemSusChem, 2010, 3: 654
[4]  Buitrago-Sierra R, Serrano-Ruiz J C, Rodríguez-Reinoso F, Sepúlveda-Escribano A, Dumesic J A. Green Chem, 2012, 14: 3318
[5]  Liu X W, Zhou K B, Wang L, Wang B Y, Li Y D. J Am Chem Soc, 2009, 131: 3140
[6]  Esch F, Fabris S, Zhou L, Montini T, Africh C, Fornasiero P, Comelli G, Rosei R. Science, 2009, 309: 752
[7]  Wang W, Wang S P, Ma X B, Gong J L. Chem Soc Rev, 2011, 40: 3703
[8]  Otsuka K, Ushiyama T, Yamanaka I. Chem Lett, 1993: 1517
[9]  Lykhach Y, Staudt T, Streber R, Lorenz M P A, Bayer A, Steinruck H P, Libuda J. Eur Phys J B, 2010, 75: 89
[10]  Staudt T, Lykhach Y, Tsud N, Skala T, Prince K C, Matolin V, Libuda J. J Catal, 2010, 275: 181
[11]  Campbell C T, Peden C H F. Science, 2005, 309: 713
[12]  Li C, Sakata Y, Arai T, Domen K, Naruya K, Onishi T. J Chem Soc, Faraday Trans 1, 1989, 85: 1451
[13]  Torvarelli A. Catal Rev Sci Eng, 1996, 38: 439
[14]  Kaspar J, Fornasiero P, Graziani M. Catal Today, 1999, 50: 285
[15]  Benjaram M R., Gode T, Katta L. Chin J Catal (催化学报), 2011, 32: 800
[16]  Hsu W P, Ronnquist L, Matijevie E. Langmuir, 1988, 4: 31
[17]  Mai H X, Sun L D, Zhang Y W, Si R, Feng W, Zhang H P, Liu H C, Yan C H. J Phys Chem B, 2005, 109: 24380
[18]  Liu B, Li Q J, Du X B, Liu B B, Yao M G, Li Z P, Liu R, Liu D D, Zou X, Lü H, Li D M, Zou B, Cui T, Zou G T. J Alloys Compds, 2011, 509: 6720
[19]  Sayle T X T, Parker S C, Catlow C R A. Surf Sci, 1994, 316: 329
[20]  Conesa J C. Surf Sci, 1995, 339: 337
[21]  Sayle D C, Maicaneanu S A, Watson G W. J Am Chem Soc, 2002, 124: 11429
[22]  Désaunay T, Bonura G, Chiodo V, Freni S, Couzinié J P, Bourgon J, Ringuedé A, Labat F, Adamo C, Cassir M. J Catal, 2013, 297: 193
[23]  Zhuo C, Sherman B J, Lo C S. J Chem Phys, 2013, 138: 014702/1
[24]  Yang S C, Su W N, Rick J, Lin S D, Liu J Y, Pan C J, Lee J F, Hwang B J. ChemSusChem, 2013, 6: 1326
[25]  Liang X, Wang X, Zhuang Y, Xu B, Kuang S M, Li Y D. J Am Chem Soc, 2008, 130: 2736
[26]  Laachir A, Perrichon V, Badri A, Lamotte J, Catherine E, Lavalley J C, Fallah J E, Hilaire L, Normand F L, Quéméré E, Sauvion G N, Touret O. J Chem Soc, Faraday Trans, 1991, 87: 1601
[27]  Wrobel G, Sohier M P, D’Huysser A, Bonnelle J P, Marcq J P. Appl Catal A, 1993, 101: 73
[28]  Noronha F B, Fendley E C, Soares R R, Alvarez W E, Resasco D E. Chem Eng J, 2001, 82: 21
[29]  Normand F L, Hilaire L, Kili K, Krill G, Mairet G. J Phys Chem, 1988, 92: 2561
[30]  Trovarelli A. Comments Inorg Chem, 1999, 20: 263
[31]  Skorodumova N V, Simak S I, Lundqvist B I, Abrikosov I A, Johansson B. Phys Rev Lett, 2002, 89: 166601/1
[32]  D’Alessandro D M, Smit B, Long J R. Angew Chem Int Ed, 2010, 49: 6058
[33]  Zhang Y Z, Yu Z Y, Zhang F M, Xiao Q, Zhong Y J, Zhu W D. Chin J Catal (张元卓, 于玆灜, 张富民, 肖强, 钟依均, 朱伟东. 催化学报), 2012, 33: 1572
[34]  Wang Y G, Li B, Zhang C L, Cui L F, Kang S F, Li X, Zhou L H. Appl Catal B, 2013, 130-131: 277
[35]  Li C, Sakata Y, Arai T, Domen K, Naruya K, Onishi T. J Chem Soc, Faraday Trans 1, 1989, 85: 919
[36]  Binet C, Badri A, Boutonnet-Kizlingt M, Lavalley J C. J Chem Soc, Faraday Trans, 1994, 90: 1023
[37]  Jin T, Zhou Y, Mains G J, White J M. J Phys Chem, 1987, 91: 5931
[38]  Vayssilov G N, Mihaylov M, Petkov P S, Hadjiivanov K I, Neyman K M. J Phys Chem C, 2011, 115: 23435
[39]  Agarwal S, Zhu X, Hensen E J M, Lefferts L, Mojet B L. J Phys Chem C, 2014, 118: 4131

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