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 ...
Heller and Lempicki 1,2 have reported a liquid laser, using a solution of neodymium ions in selenium oxychloride and tin tetrachloride, which operates at room temperature. My investigations have ...
Liquid crystals are substances that flow like a liquid but maintain some of the ordered structure of crystals. Liquid-crystal molecules tend to be elongated and to orient in specific directions ...
A laser is a very thin, focused beam of light that heats and destroys tissue ... After having transoral surgery you might need to have liquid food through a tube put down your nose into your stomach ...