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 ...

Stuttgart, Jülich, Leibniz, and CEA-LETI group create laser solely from Group IV elements. New laser created solely from Group IV elements. Built from stacked ultrathin layers of silicon germanium-tin ...

Laser safety is a commonly misunderstood topic. Here are several of the major hazards of industrial class 4 lasers, and the current methods of protection. In my time as a Laser Safety Officer for the ...

Lasers (Light Amplification by Stimulated Emission of Radiation), which produce an intense and highly directional beam of light, are used in many teaching and research applications on RIT's campus.