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Figure 9
In situ XANES during reduction and oxidation of Pt in a PtPd/zeolite catalyst: (a) heating in H2-flow (2.5 ml min−1, 2.5 K min) and (b) heating in SO2/air-flow (2.0 ml min−1, 2.5 K min−1). Each spectrum was recorded in about 10 min. |
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Figure 9
In situ XANES during reduction and oxidation of Pt in a PtPd/zeolite catalyst: (a) heating in H2-flow (2.5 ml min−1, 2.5 K min) and (b) heating in SO2/air-flow (2.0 ml min−1, 2.5 K min−1). Each spectrum was recorded in about 10 min. |