On the importance of steady-state isotopic techniques for the investigation of the mechanism of the reverse water-gas-shift reaction

被引:90
作者
Tibiletti, D [1 ]
Goguet, A [1 ]
Meunier, FC [1 ]
Breen, JP [1 ]
Burch, R [1 ]
机构
[1] Queens Univ Belfast, Sch Chem, CenTACat, Belfast BT41 1PB, Antrim, North Ireland
关键词
D O I
10.1039/b403438d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The formation and reactivity of surface intermediates in the reverse water-gas-shift reaction on a Pt/CeO2 catalyst are critically dependent on the reaction conditions so that conclusions regarding the reaction mechanism cannot be inferred using ex operando conditions.
引用
收藏
页码:1636 / 1637
页数:2
相关论文
共 14 条
[1]   IR study of polycrystalline ceria properties in oxidised and reduced states [J].
Binet, C ;
Daturi, M ;
Lavalley, JC .
CATALYSIS TODAY, 1999, 50 (02) :207-225
[2]   Heats of adsorption of linear and multibound adsorbed CO species on a Pt/Al2O3 catalyst using in Situ infrared spectroscopy under adsorption equilibrium [J].
Bourane, A ;
Dulaurent, O ;
Bianchi, D .
JOURNAL OF CATALYSIS, 2000, 196 (01) :115-125
[3]   Mechanistic aspects of the steam reforming of methanol over a CuO/ZnO/ZrO2/Al2O3 catalyst [J].
Breen, JP ;
Meunier, FC ;
Ross, JRH .
CHEMICAL COMMUNICATIONS, 1999, (22) :2247-2248
[4]   Studies of the water-gas-shift reaction on ceria-supported Pt, Pd, and Rh: implications for oxygen-storage properties [J].
Bunluesin, T ;
Gorte, RJ ;
Graham, GW .
APPLIED CATALYSIS B-ENVIRONMENTAL, 1998, 15 (1-2) :107-114
[5]   Nanostructured Au-CeO2 catalysts for low-temperature water-gas shift [J].
Fu, Q ;
Weber, A ;
Flytzani-Stephanopoulos, M .
CATALYSIS LETTERS, 2001, 77 (1-3) :87-95
[6]   A comparative study of water-gas-shift reaction over ceria supported metallic catalysts [J].
Hilaire, S ;
Wang, X ;
Luo, T ;
Gorte, RJ ;
Wagner, J .
APPLIED CATALYSIS A-GENERAL, 2001, 215 (1-2) :271-278
[7]   Low temperature water-gas shift:: in situ DRIFTS-reaction study of ceria surface area on the evolution of formates on Pt/CeO2 fuel processing catalysts for fuel cell applications [J].
Jacobs, G ;
Williams, L ;
Graham, U ;
Thomas, GA ;
Sparks, DE ;
Davis, BH .
APPLIED CATALYSIS A-GENERAL, 2003, 252 (01) :107-118
[8]   Low-temperature water-gas shift:: In-situ DRIFTS -: Reaction study of a Pt/CeO2 catalyst for fuel cell reformer applications [J].
Jacobs, G ;
Williams, L ;
Graham, U ;
Sparks, D ;
Davis, BH .
JOURNAL OF PHYSICAL CHEMISTRY B, 2003, 107 (38) :10398-10404
[9]   Low-temperature water-gas shift reaction over gold deposited on TiO2 [J].
Sakurai, H ;
Ueda, A ;
Kobayashi, T ;
Haruta, M .
CHEMICAL COMMUNICATIONS, 1997, (03) :271-272
[10]   REGULATION OF REACTION INTERMEDIATE BY REACTANT IN THE WATER GAS SHIFT REACTION ON CEO2, IN RELATION TO REACTANT-PROMOTED MECHANISM [J].
SHIDO, T ;
IWASAWA, Y .
JOURNAL OF CATALYSIS, 1992, 136 (02) :493-503