Fuel cells are electrochemical devices that directly convert chemical energy from a fuel into electrical energy. Unlike batteries, which only store electricity, fuel cells can continuously generate ...

Fuel cells are devices that produce electricity by converting chemical energy directly into electrical energy. Unlike ...

Catalysts play crucial roles in chemical processes. However, many conventional catalysts have suffered from deactivation caused by sulfur-containing molecules which are strongly absorbed onto catalyst ...

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 ...