In situ studies of the temperature-dependent surface structure and chemistry of single-crystalline (001)-oriented La0.8Sr 0.2CoO3-δ perovskite thin films

Journal of Physical Chemistry Letters

Volumn 4, Issue 9, 2013, Pages 1512-1518

  Feng, Zhenxing ^a,b   Crumlin, Ethan J ^a,b,c   Hong, Wesley T ^a,b   Lee, Dongkyu ^a,b   Mutoro, Eva ^a,b,d   Biegalski, Michael D ^e   Zhou, Hua ^f   Bluhm, Hendrik ^c   Christen, Hans M ^e   Shao Horn, Yang ^a,b  

^a MASSACHUSETTS INSTITUTE OF TECHNOLOGY   (United States)

^b Massachusetts Institute of Technology Cambridge   (United States)

^c LAWRENCE BERKELEY NATIONAL LABORATORY   (United States)

^d BASF SE   (Germany)

^e OAK RIDGE NATIONAL LABORATORY   (United States)

^f ARGONNE NATIONAL LABORATORY   (United States)

Author keywords

electrocatalysis; fuel cell; oxygen reduction; perovskite oxides; strontium enrichment; surface and interface

Indexed keywords

AUGER ELECTRON SPECTROSCOPIES (AES); OXYGEN ELECTROCATALYSIS; OXYGEN PERMEATION MEMBRANES; OXYGEN REDUCTION; PARTIAL OXYGEN PRESSURES; PEROVSKITE OXIDES; SURFACE AND INTERFACES; TEMPERATURE DEPENDENT;

AUGER ELECTRON SPECTROSCOPY; CATALYSIS; COBALT COMPOUNDS; ELECTROCATALYSIS; ELECTROLYTIC REDUCTION; FUEL CELLS; PEROVSKITE; PHOTOELECTRONS; SURFACE STRUCTURE; THIN FILMS; X RAY PHOTOELECTRON SPECTROSCOPY;

LANTHANUM;

EID: 84877125873     PISSN: None     EISSN: 19487185     Source Type: Journal    
DOI: 10.1021/jz400250t     Document Type: Article

References (37)

1. Meadowcr, D. B. Low-Cost Oxygen Electrode Material Nature 1970, 226, 847-848
2. Suntivich, J.; Gasteiger, H. A.; Yabuuchi, N. Design Principles for Oxygen-Reduction Activity on Perovskite Oxide Catalysts for Fuel Cells and Metal-Air Batteries Nat. Chem. 2011, 3, 647-647
3. Suntivich, J.; Gasteiger, H. A.; Yabuuchi, N. Electrocatalytic Measurement Methodology of Oxide Catalysts Using a Thin-Film Rotating Disk Electrode J. Electrochem. Soc. 2010, 157, B1263-B1268
4. Suntivich, J.; May, K. J.; Gasteiger, H. A. A Perovskite Oxide Optimized for Oxygen Evolution Catalysis from Molecular Orbital Principles Science 2011, 334, 1383-1385
5. Savinell, R. F. Oxygen-Reduction Catalysts Picking Perovskites Nat. Chem. 2011, 3, 501-502
6. Shao, Z. P.; Haile, S. M. A High-Performance Cathode for the Next Generation of Solid-Oxide Fuel Cells Nature 2004, 431, 170-173
7. Kim, Y. M.; He, J.; Biegalski, M. D. Probing Oxygen Vacancy Concentration and Homogeneity in Solid-Oxide Fuel-Cell Cathode Materials on the Subunit-Cell Level Nat. Mater. 2012, 11, 888-894
8. Adler, S. B. Factors Governing Oxygen Reduction in Solid Oxide Fuel Cell Cathodes Chem. Rev. 2004, 104, 4791-4843
9. 3 surfaces Energy Environ. Sci. 2012, 5, 7979-7988
10. Crumlin, E. J.; Mutoro, E.; Ahn, S. J. Oxygen Reduction Kinetics Enhancement on a Heterostructured Oxide Surface for Solid Oxide Fuel Cells J. Phys. Chem. Lett. 2010, 1, 3149-3155
11. Crumlin, E. J.; Mutoro, E.; Liu, Z. Surface Strontium Enrichment on Highly Active Perovskites for Oxygen Electrocatalysis in Solid Oxide Fuel Cells Energy Environ. Sci. 2012, 5, 6081-6088
12. la O', G. J.; Ahn, S. J.; Crumlin, E. Catalytic Activity Enhancement for Oxygen Reduction on Epitaxial Perovskite Thin Films for Solid-Oxide Fuel Cells Angew. Chem., Int. Ed. 2010, 49, 5344-5347
13. Mutoro, E.; Crumlin, E. J.; Biegalski, M. D. Enhanced Oxygen Reduction Activity on Surface-Decorated Perovskite Thin Films for Solid Oxide Fuel Cells Energy Environ. Sci. 2011, 4, 3689-3696
14. Wang, H. H.; Werth, S.; Schiestel, T. Perovskite Hollow-Fiber Membranes for the Production of Oxygen-Enriched Air Angew. Chem., Int. Ed. 2005, 44, 6906-6909
15. Chen, C. S.; Feng, S. J.; Ran, S. Conversion of Methane to Syngas by a Membrane-Based Oxidation-Reforming Process Angew. Chem., Int. Ed. 2003, 42, 5196-5198
16. Norskov, J. K.; Bligaard, T.; Rossmeisl, J. Towards the Computational Design of Solid Catalysts Nat. Chem. 2009, 1, 37-46
17. 3Ni(111) via Increased Surface Site Availability Science 2007, 315, 493-497
18. Greeley, J.; Stephens, I. E. L.; Bondarenko, A. S. Alloys of Platinum and Early Transition Metals as Oxygen Reduction Electrocatalysts Nat. Chem. 2009, 1, 552-556
19. Goodenough, J. B. Electronic and Ionic Transport Properties and Other Physical Aspects of Perovskites Rep. Prog. Phys. 2004, 67, 1915-1993
20. 4 in Composite Ceramics Solid State Ionics 2008, 178, 1843-1852
21. 3-δ Solid State Ionics 2000, 128, 65-78
22. 3-δ Perovskite Thin Films for Solid Oxide Fuel Cells J. Electrochem. Soc. 2012, 159, F219-F225
23. 3 Perovskite Oxide as a New Cathode of Solid Oxide Fuel-Cells for Low-Temperature Operation J. Electrochem. Soc. 1995, 142, 1519-1524
24. 3-Y Perovskite Cathode for Solid Oxide Fuel Cells J. Electrochem. Soc. 2009, 156, B1212-B1217
25. Gadre, M. J.; Lee, Y. L.; Morgan, D. Cation Interdiffusion Model for Enhanced Oxygen Kinetics at Oxide Heterostructure Interfaces Phys. Chem. Chem. Phys. 2012, 14, 2606-2616
26. 4-Type: Structural Stability, Electrical Conductivity and Thermal Expansion Solid State Ionics 2003, 158, 141-150
27. 3-δ) Chem. Mater. 2005, 17, 4537-4546
28. 3 (100) Interface Phys. Rev. B 1979, 20, 3456-3461
29. 3Si(100)-Evidence for Autoionization Emission Phys. Rev. B 1983, 27, 6649-6661
30. 10 by Reflection High Energy Electron Diffraction Monitored Pulsed Laser Deposition J. Am. Chem. Soc. 2012, 134, 7700-7714
31. Seppänen, M.; Kytö, M.; Taskinen, P. Stability of the Ternary Phases in the La-Co-O System Scand. J. Metall. 1979, 8, 199-204
32. 4.5-x/2±δ Solid State Ionics 2000, 138, 99-104
33. 3-δ Solid State Ionics 1997, 96, 129-139
34. Vasquez, R. P. X-ray Photoelectron-Spectroscopy Study of Sr and Ba Compounds J. Electron Spectrosc. 1991, 56, 217-240
35. x-Based Perovskite-Type Oxides Surf. Interface Anal. 2002, 33, 414-425
36. Mutoro, E.; Crumlin, E. J.; Pöpke, H. Reversible Compositional Control of Oxide Surfaces by Electrochemical Potentials J. Phys. Chem. Lett. 2012, 3, 40-44
37. Nelson, A. Co-Refinement of Multiple-contrast Neutron/X-ray Reflectivity Data Using MOTOFIT J. App. Crystallogr. 2006, 39, 273-276