The high-accuracy spectroscopy of H<sub>2</sub> rovibrational transitions in the (2-0) band near 1.2 μm
Hélène Fleurbaey, А.О. Koroleva, S. Kassi, A. Campargue
Abstract
Transition frequencies of six weak lines of the (2-0) vibrational band of H 2 are measured with accuracy better than 100 kHz, improving the accuracy of previous measurements by three orders of magnitude.
Topics & Concepts
Rotational–vibrational spectroscopySpectroscopyAtomic physicsPhysicsMagnitude (astronomy)Materials scienceExcited stateAstrophysicsQuantum mechanicsSpectroscopy and Laser ApplicationsAtmospheric Ozone and ClimateAtmospheric and Environmental Gas Dynamics