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Researchers have discovered a powerful synergy between gold, manganese, and copper that could transform the way we produce valuable chemicals. By supporting tiny gold nanoparticles on a specially designed perovskite material (LaMn0.75Cu0.25O3), the team achieved an impressive 95% yield of acetaldehyde from ethanol at just 225 °C, a major step toward cleaner, more efficient chemical processes. The secret lies in the smart use of copper. A small amount of Cu dramatically improves the catalyst by creating active sites that speed up the toughest step in the reaction. But there’s a catch: too much copper destabilizes the system, reducing efficiency. This delicate balance highlights the importance of atomic-level design in next-generation catalysts for sustainable chemical manufacturing.
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Chinese Journal of Catalysis
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