DocumentCode
2284436
Title
Type B uncertainty evaluation of IEN CSF1 primary frequency standard
Author
Levi, F. ; Lorini, L. ; Calonico, D. ; Godone, A.
Author_Institution
Ist. Elettrotecnico Nazionale Galileo Ferraris, Torino, Italy
fYear
2002
fDate
16-21 June 2002
Firstpage
440
Lastpage
441
Abstract
We report the first accuracy evaluation of the new IEN Cs fountain primary frequency standard. Although preliminary, and performed in absence of a resident H-maser, all the principal effects are evaluated at few units of 10/sup -15/ level. Differential measurements and TWSTFT remote comparisons were used to supply in the absence of the H-maser.
Keywords
atomic clocks; caesium; frequency standards; masers; measurement uncertainty; particle traps; radiation pressure; Cs; H-maser; IEN CSF1 primary frequency standard; IEN Cs fountain primary frequency standard; TWSTFT remote comparisons; differential measurements; type B uncertainty evaluation; Atomic beams; Atomic measurements; Coils; Density measurement; Frequency measurement; Laboratories; Magnetic shielding; Optical pulses; Performance evaluation; Uncertainty;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements, 2002. Conference Digest 2002 Conference on
Conference_Location
Ottawa, Ontario, Canada
Print_ISBN
0-7803-7242-5
Type
conf
DOI
10.1109/CPEM.2002.1034909
Filename
1034909
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