Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing applications; however, previous UV-B laser diodes were limited to pulsed operation ...

High-power semiconductor lasers and diode technologies represent a dynamic field at the intersection of materials science, electrical engineering and photonics. These devices utilise advanced ...

High-power semiconductor laser diodes represent a critical technology underpinning modern industrial, medical, and telecommunications applications. These devices convert electrical energy into ...

A compact ultraviolet-B (UV-B) semiconductor laser diode emitting at 318 nm under continuous-wave operation at room-temperature. The device demonstrates stable UV-B lasing on a low-cost sapphire ...