Ammonia is one of the most widely produced chemicals in the world, used mostly as fertilizer, but also for the production of some plastics, textiles, and other applications. Its production, through ...

The LPG tanker Yara Nauma, used to transport clean ammonia that eventually is converted back into hydrogen for distribution, is pictured at a green hydrogen marine plant in Algeciras on June 14, 2023.

Nanocrystals (left) capture light (hv) and then transfer electrons (e-) to nitrogenase enzymes (upper right) to convert dinitrogen (N2) to ammonia (NH3). A sacrificial reaction (bottom right) ...

(top) Proportion of copper (I) in copper oxide and copper (0) in metallic copper particles under different applied voltages. A more negative voltage correlates with the appearance of more Cu-Cu bonds.