Heterodyning of AlGaAs Lasers: direct frequency measurement of the isotope shift in the oxygen atom

Year: 1992

Authors: Marin F., De Natale P., Inguscio M., Prevedelli M., Zink L.R., Tino G.M.

Autors Affiliation: Scuola Nornale Superiore, Piazza dei Cavalieri 7, 56100 Pisa, Italy;
Dipartimento di Fisica, Università di Firenze and European Laboratory for Nonlinear Spectroscopy (LENS) Largo E. Fermi 2, 50125 Firenze, Italy;
Dipartimento di scienze Fisiche dell’Università di Napoli, Mostra d’Oltremare, Padiglione 20, 80125 Napoli, Italy

Abstract: Two narrow-band extended-cavity semiconductor lasers are locked onto sub-Doppler resonances of the S-5(2)-P-5(1) transition at 777 nm in different isotopes of atomic oxygen. Mixing radiation from these lasers in a fast photodiode yields a direct measurement of the isotope shift.

Journal/Review: OPTICS LETTERS

Volume: 17 (2)      Pages from: 148  to: 150

KeyWords: diode laser
DOI: 10.1364/OL.17.000148

Citations: 5
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