Gallium(III) nitride is used to read blu-ray discs. It is used in various wireless infrastructure applications. It finds applications in optoelectronic, high-power and high-frequency devices. It is also useful in military electronics (active electronically scanned array radars). It is biocompatible and used in electrodes and electronic components in living organisms. It is a suitable material for solar cell arrays for satellites. It is employed in bright light-emitting diodes.