Title :
Cesium beam frequency standards
Author :
Lee, W.D. ; Sullivan, D.B.
Author_Institution :
Time & Frequency Div., Nat. Inst. of Stand. & Technol., Boulder, CO, USA
Abstract :
This historical review of the development of cesium beam frequency standards covers the period from the announcement of the first atomic frequency standard in 1949 to the present. It describes the concepts as well as the key factors affecting the development of the various cesium standards.
Keywords :
atomic clocks; frequency measurement; history; measurement standards; Cs; atomic frequency standard; cesium beam frequency standards; history; standards development; Atomic beams; Atomic clocks; Atomic measurements; Frequency conversion; Magnetic resonance; Microwave devices; Microwave technology; NIST; Resonant frequency; Standards development;
Conference_Titel :
Microwave Symposium Digest, 1997., IEEE MTT-S International
Conference_Location :
Denver, CO, USA
Print_ISBN :
0-7803-3814-6
DOI :
10.1109/MWSYM.1997.596533
