ESR characteristics of paramagnetic species on Pd/La2O3 catalysts |
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| Authors: | I. N. Filimonov I. A. Ikonnikov A. Yu. Loginov |
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| Affiliation: | (1) Chemistry Department, State University, 117234 Moscow, USSR |
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| Abstract: | Reduction of Pd/La2O3 catalysts by H2 and CO at room temperature leads to the formation of Pd+ ions stabilized in bulk and the subsurface layer. Hydrogen spillover seems to enhance the process. O2– and (CO)2– radicals are formed after adsorption of CO and O2 at 295 K.
          Pd/La2O3      CO    Pd+   .    .   CO O2  (CO)2– O2– La2O3.
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