Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing ...

Tiny, artificial earthquake-like waves generated by lasers may be the key to smaller, faster, and more efficient computer ...

Now researchers in Japan have reported the world’s first continuous-wave UV-B semiconductor laser diode operating at room temperature on a low-cost sapphire substrate. This breakthrough by researchers ...

Semiconductor lasers are ubiquitous in modern technology, but creating novel device architectures remains a challenge due to competing optimization goals. One of the major hurdles is that increasing ...

Scientists have developed the first electrically pumped continuous-wave semiconductor laser composed exclusively of elements from the fourth group of the periodic table—the "silicon group." Built from ...