نتایج جستجو برای: hrtem

تعداد نتایج: 1541  

2006
O. Pozdnyakova D. Teschner A. Wootsch J. Kröhnert B. Steinhauer H. Sauer L. Toth F. C. Jentoft A. Knop-Gericke Z. Paál R. Schlögl

The CO content of hydrogen feed to proton exchange membrane fuel cells (PEMFC) must be kept under 1-100 ppm for their proper operation. This can be achieved by using catalysts able to selectively oxidize CO in the presence of excess hydrogen (PROX). The present study reports on the mechanism of PROX reaction on Pt/CeO2 catalyst, by using catalytic tests, in-situ DRIFTS, high-pressure XPS, HRTEM...

Journal: :Acta Crystallographica Section A Foundations and Advances 2017

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