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Updated: Jun 20, 2026

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Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving
Published on: March 30, 2017
Alternative approach to stable lasers: the optically pumped NH(3) laser
Optics Letters
|September 11, 2009
Abstract:
A beat-note stability of 500 Hz over 1 sec has been observed between two free-running optically pumped NH(3) lasers. The 12-microm laser frequency is strongly isolated from cavity-mirror motion and is relatively insensitive to perturbations in the pump lasers.

