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 ...
Colloidal quantum dots grown in liquid media and easily manipulated in solution as large molecules represent an ideal optical gain medium for liquid lasers. Image credit: Jun Du LANL NEWS RELEASE ...
It features 12 laser diodes on the surface of the comb, which offer a more precise and condensed beam of light than an LED. Plus, the comb design—which reviewers loved for how lightweight and ...