Abstract

Heterodyning a passively Q-switched CO₂ laser against a stable cw CO₂ laser produced a ~0.2-MHz-wide beat frequency. The line width of the Q-switched CO₂ laser is thus sufficiently narrow to stabilize the laser on the Lamb dip in the 4.3-μm fluorescence of CO₂.

© 1981 Optical Society of America

Optogalvanic Lamb-dip frequency stabilization of a sequence-band CO₂ laser

Jow-Tsong Shy and Tsu-Chiang Yen
Opt. Lett. 12(5) 325-327 (1987)

CO₂ laser frequency stabilization using the radio-frequency optogalvanic Lamb dip

Chin-Chun Tsai, Tyson Lin, Cherng-Yn Shieh, Tsu-Chiang Yen, and Jow-Tsong Shy
Appl. Opt. 30(27) 3842-3845 (1991)

Carbon dioxide laser stabilization by optoacoustic tracking of an SF₆ Lamb dip

D. Souilhac and A. Gundjian
Appl. Opt. 21(8) 1478-1481 (1982)

Low-power Lamb-dip spectroscopy of very weak CO₂ transitions near 4.25 µm

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Opt. Lett. 27(14) 1256-1258 (2002)

Sub-Doppler double-resonance spectroscopy of NH₃ using a tunable-diode laser and a CO laser

W. H. Weber and R. W. Terhune
Opt. Lett. 6(10) 455-457 (1981)