Heterogeneous catalysis

Teaching an old material new tricks

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A classic calcium aluminate has been modified to create an inorganic electride that can be used as a promoter of the catalytic synthesis of ammonia.

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Figure 1: Schematic view of a ruthenium particle supported on the [Ca24Al28O64]4+ (e)4 electride during the ammonia synthesis reaction (N2 + 3H2 ↔ 2NH3).

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Correspondence to Elio Giamello.

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Giamello, E. Teaching an old material new tricks. Nature Chem 4, 869–870 (2012) doi:10.1038/nchem.1486

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