A mode-locked femtosecond-laser is used directly for high resolution atomic beam spectroscopy. The laser is referenced to a stable RF signal. By changing the laser's repetition rate, the Cs D1 and D2 transitions are detected.
© 2005 Optical Society of America
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.3940) Instrumentation, measurement, and metrology : Metrology
(300.0300) Spectroscopy : Spectroscopy
(300.2530) Spectroscopy : Fluorescence, laser-induced
V. Gerginov, C. E. Tanner, S. Diddams, A. Bartels, and L. Hollberg, "High Resolution Spectroscopy with a Femtosecond Laser Frequency Comb," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper CWB3.
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