Title :
Preliminary evaluation of the Cs atomic fountain frequency standard at NMIJ/AIST
Author :
Kurosu, T. ; Fukuyama, Y. ; Koga, Y. ; Abe, K.
Author_Institution :
Nat. Metrol. Inst. of Japan (NMU)/AlST, Ibaraki, Japan
Abstract :
The National Metrology Institute of Japan has started evaluation of the cesium atomic fountain frequency standard (JF-1) with the purpose of realization of the SI-second. We present preliminary results of the stability measurements and the accuracy evaluation.
Keywords :
atomic clocks; caesium; frequency stability; frequency standards; laser cooling; measurement uncertainty; particle traps; radiation pressure; time measurement; Cs; Cs atomic fountain frequency standard; NMIJ/AIST; National Metrology Institute of Japan; SI-second; accuracy evaluation; cesium atomic fountain frequency standard; stability measurement; Atom optics; Atomic beams; Atomic measurements; Frequency estimation; Metrology; Microwave frequencies; Microwave oscillators; Optical pumping; Stability; Synthesizers;
Conference_Titel :
Precision Electromagnetic Measurements, 2002. Conference Digest 2002 Conference on
Conference_Location :
Ottawa, Ontario, Canada
Print_ISBN :
0-7803-7242-5
DOI :
10.1109/CPEM.2002.1034923
