Hokkaido University

A type of fuel cell that uses a solid ceramic material as its electrolyte. It operates at high temperatures and can utilize various fuels including natural gas, biogas, and hydrogen.

A metal oxide material (strontium, iron, cobalt) that can rapidly and reversibly absorb and release oxygen at moderate temperatures.

A device capable of dynamically controlling heat flow, analogous to how an electrical transistor manages current.

Japan and South Korea