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physics.optics2025
Long-wave mid-infrared cavity-enhanced frequency comb spectroscopy of cold, complex molecules
Negar Baradaran, Dominik Charczun, Tanay Nambiar +4
We report the development of a new instrument for cavity-enhanced absorption spectroscopy of the fundamental rovibrational transitions of molecules in the long-wave mid-infrared (L…
physics.optics2025
Fully stabilized Er fiber comb at 1 GHz by harmonic modelocking
Kevin F. Lee, Jacob Lampen, Peng Li +2
Modelocked frequency comb lasers have always operated with a single pulse circulating in the laser cavity. This meant that each laser technology had an associated limit on pulse re…