The performance of a fuel cell—a device that converts chemical energy into electrical energy—depends on how well the ions can move through the cell's material. Most current fuel cells operate at high ...

Photocatalytic water splitting is a clean energy technology that uses sunlight to split water into oxygen and hydrogen in order to produce green hydrogen—a clean fuel—without relying on fossil fuels.

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Researchers at the Chinese Academy of Sciences have developed a scandium (Sc)-doped titanium dioxide (TiO 2) semiconductor in the rutile crystal phase. Schematic diagram of TiO 2 facet control and ...