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The Active Phase of Nickel/Ordered Ce2Zr2Ox Catalysts with a Discontinuity (x=78) in Methane Steam Reforming


  • This work was supported by the Funding Program for Next Generation World-Leading Researchers (GR090) from the Cabinet Office, Government of Japan, a Grant-in-Aid for Scientific Research (S) (No. 18106013) from MEXT (Japan), and the Joint Studies Program of IMS (2009-2010). XAFS measurements were performed with the approval of PF-PAC (Nos. 2006G337 and 2008G188).


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Breaking news: A unique discontinuous property and an active phase of Ni/ordered Ce2Zr2Ox (x=7–8) solid-solution catalysts were observed during methane steam reforming. The catalytic performance of Ni/Ce2Zr2Ox strongly depended on the phase and oxygen content of the Ce2Zr2Ox support.