More information: «Product selectivity in plasmonic photocatalysis for carbon dioxide hydrogenation,» Xiao Zhang, Xueqian Li, Du Zhang, Neil Qiang Su, Weitao Yang, Henry O. Everitt and Jie Liu.
For instance, carbon dioxide enables energy storage by reacting with hydrogen gas — called the hydrogenation process — transforming the mixture into higher energy liquid compounds such as methanol that can be easily transported and used as fuel for cars.