fig4
From: Computational design of spatially confined triatomic catalysts for nitrogen reduction reaction
Figure 4. (A) Schematic illustration of Enzymatic mechanism towards NH3 formation on TM3@C3N3. Diagrams for N2 electroreduction via enzymatic mechanism on (B) Pt3@C3N3 and (C) Ru3@C3N3; (D) The optimized geometry of various intermediates on the Pt3@C3N3 structure along the enzymatic pathway of NRR. NRR: Nitrogen reduction reactions.