Title :
Measurement of the 9S level lifetime in francium
Author :
Gomez, E. ; Aubin, S. ; Orozco, L.A. ; Sprouse, G.D.
Author_Institution :
Dept. of Phys. & Astron., State Univ. of New York, USA
Abstract :
We measure the lifetime of the 9S state in francium through its decay to the 7P3/2 state using two photon excitation and time-correlated single-photon counting techniques. We obtain a lifetime of 107.53/spl plusmn/0.94 ns.
Keywords :
francium; laser cooling; photon counting; radiation pressure; radiative lifetimes; two-photon processes; 107.53 ns; 9S level lifetime; Fr; atom cooling; francium; magneto-optical trapping; time-correlated single-photon counting; two photon excitation; Astronomy; Atom optics; Atomic beams; Atomic measurements; Extraterrestrial measurements; Fluorescence; Laser transitions; Lasers and electrooptics; Physics; Probes;
Conference_Titel :
Quantum Electronics and Laser Science, 2003. QELS. Postconference Digest
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-749-0
DOI :
10.1109/QELS.2003.238465
