On the <sup>12</sup>C<sub>2</sub>H<sub>2</sub> near-infrared spectrum: absolute transition frequencies and an improved spectroscopic network at the kHz accuracy level
A. Castrillo, Eugenio Fasci, Tibor Furtenbacher, Vittorio D’Agostino, M. A. Khan, Stefania Gravina, L. Gianfrani, Attila G. Császár
Abstract
The absolute frequency of several C 2 H 2 rovibrational transitions, carefully selected by the theory of spectroscopic network, has been measured with an accuracy of 15 kHz. Based on the MARVEL procedure, para - and ortho -energy levels were determined.
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ExtrapolationSpectroscopySpectrometerLine (geometry)Cavity ring-down spectroscopySpectral lineRange (aeronautics)Energy (signal processing)Doppler effectPhysicsAtomic physicsAnalytical Chemistry (journal)ChemistryOpticsMaterials scienceMathematicsChromatographyQuantum mechanicsAstronomyComposite materialGeometryMathematical analysisSpectroscopy and Laser ApplicationsAtmospheric Ozone and ClimateAdvanced Chemical Physics Studies