Title :
Progress on indium and barium single ion optical frequency standards
Author :
Sherman, Jeff A. ; Trimble, William ; Metz, Steven ; Nagourney, Warren ; Fortson, Norval
Author_Institution :
Dept. of Phys., Washington Univ., Seattle, WA, USA
Abstract :
We report progress on 115In+ and 137Ba+ single ion optical frequency standards using all solid-state sources. Both are free from quadrupole field shifts and together enable a search for drift in fundamental constants.
Keywords :
barium; frequency standards; indium; laser cooling; solid lasers; Ba; In; quadrupole field shifts; single ion optical frequency standards; solid-state sources; Atomic beams; Barium; Clocks; Frequency; Indium; Laser excitation; Laser transitions; Particle beam optics; Ring lasers; Solid lasers;
Conference_Titel :
LEOS Summer Topical Meetings, 2005 Digest of the
Print_ISBN :
0-7803-8981-6
DOI :
10.1109/LEOSST.2005.1528012