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 ...
*1: Among air-cooled UV LED with a total irradiation of 300 mJ/cm² or more; Kyocera research, March 2025. *2: Among air-cooled UV LED light sources for UV curing applications; Kyocera research, March ...
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 ...
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