What question did this study set out to answer?

This research aims to explore the potential of a Bi2MoO6/Cu8S5 electrocatalyst for producing green ammonia through a pseudo-Haber–Bosch process.

February 14, 2026Journal of Materials Chemistry A0 citations

“Pseudo-Haber–Bosch” process for the production of green ammonia using a defect-rich and active Bi 2 MoO 6 /Cu 8 S 5 electrocatalyst via an interrupted chemical reaction

AMAbambagade Abera MitikuNational Taiwan University of Science and Technology MAMeselu Eskezia AyalewNational Taiwan University of Science and Technology TETsegaye Girma EshetuNational Taiwan University of Science and Technology

Key Points

This research aims to explore the potential of a Bi2MoO6/Cu8S5 electrocatalyst for producing green ammonia through a pseudo-Haber–Bosch process.
Synthesis of a defect-rich Bi2MoO6/Cu8S5 electrocatalyst.
Assessment of ammonia yield rate and Faradaic efficiency during electrocatalytic reactions.
Evaluation of the dipole-assisted trapping mechanism in the catalytic process.
Achieved an ammonia yield rate of 6757 µg h−1 cm−2.
Reported a Faradaic efficiency of 57.9%.
Enhanced reaction pathways were facilitated by the unique oxide-sulfide heterostructure.

Abstract

The Bi 2 MoO 6 /Cu 8 S 5 catalyst achieved an NH 3 yield rate of 6757 µg h −1 cm −2 FE of 57.9%. The unique synergistic oxide–sulfide heterostructure facilitates a “pseudo-Haber–Bosch” pathway via a dipole-assisted trapping mechanism.

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