Measuring Mass in Seconds

ArticleinScience 339(6119):532-533 · February 2013with11 Reads
Impact Factor: 33.61 · DOI: 10.1126/science.1232923 · Source: PubMed

    Abstract

    An atom interferometer and an optical frequency comb measure the Compton frequency of a cesium atom, creating a "clock" that weighs atoms.