What’s that smell? If you can’t tell, maybe a new laser system from CU Bolder and NIST can help. The device is simple and sensitive enough to detect gasses at concentrations down to parts per ...

Recently, the research team led by Prof. LIANG Changhao from the Institute of Solid State Physics, the Hefei Institutes of ...

The word "laser" is actually a misnomer because there's actually no laser involved at all. Rather, it involves red LED light—yes, the same kind you’ll find in your favorite face mask.