Activated partial metal sites in high entropy oxides for enhanced catalytic performance

https://phys.org/news/2023-06-partial-metal-sites-high-entropy.html

"solid phase combustion, thiourea addition and alkali liquor activate metal sites and lattice oxygen species CuCoNiZnAl HEOs... display higher CO2 hydrogenation and CO oxidation activity, better electrocatalytic activity, excellent cycle stability... distorted lattice, more cationic vacancies and active lattice oxygen species... temperature 350 to 600°C, higher discharge/charge capacities 12,049/9,901 mAh/g... highly active heterogeneous thermal and electrochemical catalysts... environmentally friendly, cost-effective"

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