Researchers develop efficient oxygen catalysts for lithium-oxygen batteries

https://phys.org/news/2022-10-efficient-oxygen-catalysts-lithium-oxygen-batteries.html

"Mn3O4 NS/G with the (101) facets and enriched oxygen vacancies offered lower charge overpotential 0.86 V than Mn3O4 nanoparticles on graphene (1.15 V)... long-term stability 1,300 hours and ultrahigh specific capacity 35,583 mAh/g at 200 mA/g, outperforming Mn-based oxides... lower adsorption energy of Mn3O4 (101) for the discharge product Li2O2 in comparison with Mn3O4 (211), manifesting the easier decomposition of Li2O2 during the charging process"

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