Diamond catalyst shows promise in breaching age-old barrier

In the world, there are a lot of small molecules people would like to get rid of, or at least convert to something useful. Think carbon dioxide, the greenhouse gas most responsible for far-reaching effects on global climate. Nitrogen is another ubiquitous small-molecule gas that can be transformed into the valuable agricultural fertilizer ammonia. Plants perform the chemical reduction of atmospheric nitrogen to ammonia as a matter of course, but for humans to do that in an industrial setting, a ...

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