| oxidation catalyst | 7 |
| heterogeneous catalyst | 5 |
| homogeneous catalyst | 1 |
| metal catalyst | 1 |
| solid catalyst | 1 |
| spent catalyst | 1 |
| supported catalyst | 1 |
| different phase | 0.40 |
| homogeneous catalysis | 0.25 |
| comprise zeolite | 0.64 |
| speed up reaction | 0.59 |
| accelerate a chemical r… | 0.56 |
| comprise tertiary amine | 0.56 |
| cause a chemical reacti… | 0.53 |
| comprise a platinum gro… | 0.53 |
| increase the rate of a … | 0.52 |
| comprise ruthenium | 0.50 |
| produce hydrogen | 0.48 |
| reduce the activation e… | 0.45 |
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| cobalt | 0.64 |
| molybdenum | 0.50 |
| tungsten | 0.45 |
| hydrogenation catalytic… | 0.40 |
| im-5 zeolite | 0.37 |
| a particle size | 0.36 |
| pore volume | 0.32 |
| high catalytic activity | 0.31 |
| high pore volume alumina | 0.30 |
| two ligands | 0.30 |
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| active | 0.67 |
| selective | 0.60 |
| inexpensive | 0.56 |
| heterogeneous | 0.55 |
| free | 0.54 |
| more active | 0.54 |
| specific | 0.51 |
| expensive | 0.51 |
| rare | 0.48 |
| sensitive | 0.48 |
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| substance | 0.77 |
| agent | 0.44 |
| minor substance | 0.36 |
| selected | 0.80 |
| characterized | 0.70 |
| characterized by xrd | 0.69 |
| removed by filtration | 0.69 |
| characterized by x-ray … | 0.67 |
| reused | 0.64 |
| added | 0.63 |
| based on iron | 0.63 |
| removed | 0.61 |
| deactivated | 0.61 |
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| large-scale ethanol pro… | 0.28 |
| long time | 0.25 |