Determination of the Au active site and surface active species via operando transmission FTIR and isotopic transient experiments on 2.3 wt.% Au/TiO 2 for the WGS reaction

Journal of Catalysis

Volumn 289, Issue , 2012, Pages 171-178

  Wang, Jun ^a   Kispersky, Vincent F ^a   Nicholas Delgass, W ^a   Ribeiro, Fabio H ^a  

^a PURDUE UNIVERSITY   (United States)

Author keywords

IR cell design; Isotopic transient experiment; Operando IR; Water gas shift on gold

Indexed keywords

ACTIVE SITE; AU NANOPARTICLE; AU PARTICLES; AU SPECIES; CARBONATE SPECIES; CARBONATE-LIKE SPECIES; CELL DESIGN; FTIR; FUNCTION OF TIME; IR DATA; IR SPECTRUM; KINETIC MEASUREMENT; OPERANDO; OPERANDO FTIR; PLUG FLOW REACTOR; RATE LOSS; REACTION PATHWAYS; SIGNAL DECAY; STEADY STATE; SURFACE ACTIVE SPECIES; SURFACE FORMATES; TIME-RESOLVED; TRANSIENT EXPERIMENTS; WATER GAS SHIFT (WGS) REACTION; WGS REACTIONS;

ACTIVATION ENERGY; CARBON DIOXIDE; CATALYST ACTIVITY; CHEMICAL SHIFT; EXPERIMENTS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; GOLD; ISOTOPES; KINETICS; PARTICLE SIZE; REACTION KINETICS; SINTERING;

WATER GAS SHIFT;

EID: 84859744016     PISSN: 00219517     EISSN: 10902694     Source Type: Journal    
DOI: 10.1016/j.jcat.2012.02.008     Document Type: Article

References (27)

1. W.D. Williams, M. Shekhar, W.-S. Lee, V. Kispersky, W.N. Delgass, F.H. Ribeiro, S.M. Kim, E.A. Stach, J.T. Miller, and L.F. Allard Metallic corner atoms in gold clusters supported on rutile are the dominant active site during water-gas shift catalysis J. Am. Chem. Soc. 132 2010 14018 14020
2. 2 water-gas shift catalysts J. Catal. 244 2006 248 250 (Pubitemid 44666856)
3. H. Daly, A. Goguet, C. Hardacre, F.C. Meunier, R. Pilasombat, and D. Thompsett The effect of reaction conditions on the stability of Au/CeZrO(4) catalysts in the low-temperature water-gas shift reaction J. Catal. 273 2010 257 265
4. 2 catalysts in an idealized reaction atmosphere J. Catal. 244 2006 137 152 (Pubitemid 44666857)
5. x water gas shift catalysts J. Catal. 230 2005 66 74
6. Q. Fu, H. Saltsburg, and M. Flytzani-Stephanopoulos Active nonmetallic Au and Pt species on ceria-based water-gas shift catalysts Science 301 2003 935 938 (Pubitemid 36994798)
7. 2 catalysts J. Catal. 188 1999 176 185
8. F.C. Meunier The design and testing of kinetically-appropriate operando spectroscopic cells for investigating heterogeneous catalytic reactions Chem. Soc. Rev. 39 2010 4602 4614
9. G. Jacobs, and B.H. Davis Low temperature water-gas shift: applications of a modified SSITKA-DRIFTS method under conditions of H-2 co-feeding over metal/ceria and related oxides Appl. Catal. A - Gen. 333 2007 192 201 (Pubitemid 350030412)
10. C.M. Kalamaras, G.G. Olympiou, and A.M. Efstathiou The water-gas shift reaction on Pt/gamma-Al(2)O(3) catalyst: operando SSITKA-DRIFTS-mass spectroscopy studies Catal. Today 138 2008 228 234
11. F.C. Meunier, A. Goguet, S. Shekhtman, D. Rooney, and H. Daly A modified commercial DRIFTS cell for kinetically relevant operando studies of heterogeneous catalytic reactions Appl. Catal. A - Gen. 340 2008 196 202
12. C.M. Kalamaras, P. Panagiotopoulou, D.I. Kondarides, and A.M. Efstathiou Kinetic and mechanistic studies of the water-gas shift reaction on Pt/TiO(2) catalyst J. Catal. 264 2009 117 129
13. F.C. Meunier, D. Reid, A. Goguet, S. Shekhtman, C. Hardacre, R. Burch, W. Deng, and M. Flytzani-Stephanopoulos Quantitative analysis of the reactivity of formate species seen by DRIFTS over a Au/Ce(La)O-2 water-gas shift catalyst: first unambiguous evidence of the minority role of formates as reaction intermediates J. Catal. 247 2007 277 287 (Pubitemid 46497132)
14. F.C. Meunier, A. Goguet, C. Hardacre, R. Burch, and D. Thompsett Quantitative DRIFTS investigation of possible reaction mechanisms for the water-gas shift reaction on high-activity Pt- and Au-based catalysts J. Catal. 252 2007 18 22 (Pubitemid 350007607)
15. H. Daly, J. Ni, D. Thompsett, and F.C. Meunier On the usefulness of carbon isotopic exchange for the operando analysis of metal-carbonyl bands by IR over ceria-containing catalysts J. Catal. 254 2008 238 243
16. R.F. Hicks, C.S. Kellner, B.J. Savatsky, W.C. Hecker, and A.T. Bell Design and construction of a reactor for in situ infrared studies of catalytic reactions J. Catal. 71 1981 216 218
17. J. Wang, V.F. Kispersky, W. Nicholas Delgass, F.H. Ribeiro, How to make an IR wafer and assemble an operando transmission IR reactor, 2011. .
18. Y. Yang, R.S. Disselkamp, J. Szanyi, C.H.F. Peden, C.T. Campbell, and J.G. Goodwin Jr. Design and operating characteristics of a transient kinetic analysis catalysis reactor system employing in situ transmission Fourier transform infrared Rev. Sci. Instrum. 77 2006
19. G. Busca, J. Lamotte, J.C. Lavalley, and V. Lorenzelli FT-IR study of the adsorption and transformation of formaldehyde on oxide surfaces J. Am. Chem. Soc. 109 1987 5197 5202
20. 2 catalysts in idealized and realistic reformate J. Catal. 246 2007 74 90 (Pubitemid 46107953)
21. A. Chiorino, M. Manzoli, F. Menegazzo, M. Signoretto, F. Vindigni, F. Pinna, and F. Boccuzzi New insight on the nature of catalytically active gold sites: quantitative CO chemisorption data and analysis of FTIR spectra of adsorbed CO and of isotopic mixtures J. Catal. 262 2009 169 176
22. C. Ruggiero, and P. Hollins Interaction of CO molecules with the Au(332) surface Surf. Sci. 377 1997 583 586 (Pubitemid 127389086)
23. 2 model catalysts at elevated pressures Top. Catal. 44 2007 83 93
24. 2 model catalysts under catalytically relevant conditions J. Catal. 252 2007 171 177 (Pubitemid 350088002)
25. S.L. Shannon, and J.G. Goodwin Characterization of catalytic surfaces by isotopic-transient kinetics during steady-state reaction Chem. Rev. 95 1995 677 695
26. J.T. Calla, M.T. Bore, A.K. Datye, and R.J. Davis Effect of alumina and titania on the oxidation of CO over Au nanoparticles evaluated by C-13 isotopic transient analysis J. Catal. 238 2006 458 467 (Pubitemid 43220587)
27. 2 J. Catal. 171 1997 339 344