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Electrocatalysts

All articles tagged with #electrocatalysts

science-and-technology1 year ago

"Nano-Confinement: A Breakthrough in Hydrogen Production"

Researchers at Lawrence Livermore National Laboratory have discovered that nano-confinement can significantly enhance hydrogen production efficiency by altering water reactivity and proton transfer mechanisms. Using advanced molecular dynamics simulations, they found that confining water in nanopores smaller than 0.5 nanometers reduces activation energy for proton transport, suggesting new strategies for improving electrocatalyst performance and durability.

science-and-technology2 years ago

"Novel Material Enables Water Pollutant Conversion to Hydrogen Gas"

Researchers have developed a material using nickel and cobalt atoms with tailored electronic structures to selectively oxidize urea in an electrochemical reaction, potentially enabling the conversion of urea from water into hydrogen gas. This breakthrough could help address the challenge of urea-rich agricultural runoff and municipal wastewater discharge, which cause environmental harm, while also offering a more energy-efficient and economical method for hydrogen production. The study highlights the importance of tuning valence charges for designing high-performance and selective electrocatalysts, with potential applications in environmental remediation and the water-energy nexus.