atomic hydrogen maser वाक्य

उदाहरण वाक्य

1. Ramsey and his PhD student Daniel Kleppner developed the atomic hydrogen maser, looking to increase the accuracy with which the the second has been defined based on 9, 192, 631, 770 hyperfine transition of a cesium-133 atom; the atomic clock which is used to set this standard is an application of Ramsey's work.