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Substance: methane				Other Names: 

Formula: CH4					CAS-No.: 74-82-8

Study: near infrared absorption spectrum

                
Authors: B. Gao, S. Kassi, A. Campargue

Title: Empirical low energy values for methane transitions in the 5852-6181 cm-1  region by absorption spectroscopy at 81 K

Journal/Source: J. Mol. Spectroscopy, 253 (1), 55-63, (2009); doi:10.1016/j.jms.2008.09.005


Data: table, diagram

Energy/Wavelength range: 5852 - 6181 cm-1 (~ 1.62 - 1.71 µm)

Resolution: 

Temperature: 81 K

Temperature dependence: 

Pressure/Concentration: 

Phase: gas

pH:


Comments: The high resolution absorption spectrum of methane has been recorded at liquid nitrogen temperature.
The positions and strengths at 81 K of 2187 transitions were obtained from the spectrum analysis.

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