Supercold Strontium Atoms"
"The clock can essentially measure seconds down to 1 part in trillions"
"multiple lasers to cool strontium atoms and trap them in a grid of light. Then, a blue laser beam excites the cube-shaped cloud of the atoms"
For more detailed specs and info, see: http://www.livescience.com/60612-most-precise-clock-powered-by-strontium-atoms.html?utm_source=lst-newsletter&utm_medium=email&utm_campaign=20171006-lst |