Title :
Development of a single strontium ion frequency standard at 445 THz at Hz level accuracy and low systematic shift
Author :
Madej, A.A. ; Bernard, J.B. ; Dubé, P.
Author_Institution :
Inst. for Nat. Measurement Stand., Nat. Res. Council of Canada, Ottawa, Ont., Canada
Abstract :
We describe our refinement and simplification of a 445-THz (674-nm) reference, which uses a single, cooled strontium ion. A value of 444779044095477 ± 7 Hz was obtained limited by the current realization of NRC atomic time.
Keywords :
atomic clocks; frequency standards; ion lasers; laser cooling; particle traps; strontium; 445 THz; atomic time; laser cooling; radiofrequency trapping field; strontium ion frequency standard; systematic shift; Atom optics; Atomic beams; Atomic measurements; Frequency; Laser transitions; Optical resonators; Particle beam optics; Standards development; Strontium; Ultrafast optics;
Conference_Titel :
LEOS Summer Topical Meetings, 2005 Digest of the
Print_ISBN :
0-7803-8981-6
DOI :
10.1109/LEOSST.2005.1528013
