SUB-DOPPLER DOUBLE-RESONANCE SPECTROSCOPY OF METHANE USING A FREQUENCY COMB PROBE
Author(s) -
Aleksandra Foltynowicz,
Lucile Rutkowski,
Isak Silander,
Alexandra C. Johansson,
Vinicius Silva de Oliveira,
Ove Axner,
Grzegorz Soboń,
Tadeusz Martynkien,
Paweł Mergo,
Kevin K. Lehmann
Publication year - 2020
Publication title -
proceedings of the 2022 international symposium on molecular spectroscopy
Language(s) - English
Resource type - Conference proceedings
DOI - 10.15278/isms.2020.wf07
Subject(s) - spectroscopy , methane , resonance (particle physics) , doppler effect , materials science , nuclear magnetic resonance , optoelectronics , physics , atomic physics , chemistry , organic chemistry , quantum mechanics , astronomy
We use a 3.3 μm continuous wave optical parametric oscillator as a pump and a 1.67 μm frequency comb as a probe to record 36 sub-Doppler double-resonance transitions in the 3v3 band of methane (including 26 previously unreported) with ∼1.5 MHz center frequency accuracy.
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