DocumentCode
2276382
Title
Absolute frequency measurement of 40Ca+ in a Paul trap
Author
Chwalla, M. ; Benhelm, J. ; Kim, K. ; Kirchmair, G. ; Monz, T. ; Riebe, M. ; Schindler, P. ; Villar, A. ; Roos, C.F. ; Haensel, W. ; Blatt, R. ; Abgrall, M. ; Santarelli, G. ; Rovera, G.D. ; Laurent, Ph
Author_Institution
Inst. fur Experimentalphys., Univ. Innsbruck, Innsbruck
fYear
2008
fDate
8-13 June 2008
Firstpage
94
Lastpage
95
Abstract
We report on an absolute frequency measurement of a single 40Ca+ ion in a linear Paul trap at the 10-15 level. A Cs-referenced frequency comb is used to measure the probe laser exciting the 4s2S1/2 to 3d2D5/2 quadrupole transition at 411 THz. A careful analysis of the estimated systematic shifts is given as well as an outlook on possible improvements.
Keywords
calcium; frequency measurement; particle traps; radiation pressure; radiative lifetimes; Ca; Cs-referenced frequency comb; absolute frequency measurement; frequency 411 THz; linear Paul trap; probe laser; quadrupole transition; systematic shifts; Clocks; Frequency estimation; Frequency measurement; Laser transitions; Magnetic field measurement; Optical resonators; Particle beam optics; Probes; Radio frequency; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements Digest, 2008. CPEM 2008. Conference on
Conference_Location
Broomfield, CO
Print_ISBN
978-1-4244-2399-6
Electronic_ISBN
978-1-4244-2400-9
Type
conf
DOI
10.1109/CPEM.2008.4574669
Filename
4574669
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