In solar reactors for making solar fuels at high temperatures, ceria's behavior when heated makes it state-of-the-art for unlocking the thermochemistry involved. (How solar fuels are made). But its structure lacks “intelligent design.” So a precisely controlled design...
![3D-printed ceria is a game-changer to increase solar fuel efficiency](https://www.solarpaces.org/wp-content/uploads/2023/11/3D-Ceria-with-highly-concentrated-solar-for-thermochemistry.jpg)