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Table B.23

Peak position and FWHM of the dimethyl ether CH3 rocking mode at 8.011 μm.

Mixture Temperature λpeak,−baseline λpeak,−matrix FWHM



(K) (cm−1) (μm) (cm−1) (μm) (cm−1) (μm)
CH3OCH3 15 1248.2 8.0115 9.6 0.0617
CH3OCH3:H2O 1250.1 7.9992 1250.1 7.9992 8.4 0.0540
CH3OCH3:CO 1244.8 8.0333 2.8 0.0180
CH3OCH3:CH3OH 1247.7 8.0146 1247.7 8.0146 11.9 0.0761
CH3OCH3:CO:CH3OH 1251.6 7.9899 1251.6 7.9899 11.4 0.0728
CH3OCH3 30 1248.2 8.0115 9.6 0.0614
CH3OCH3:H2O 1249.6 8.0023 1249.6 8.0023 8.3 0.0534
CH3OCH3:CO 1245.3 8.0301 3.1 0.0200
CH3OCH3:CH3OH 1247.7 8.0146 1247.7 8.0146 11.1 0.0710
CH3OCH3:CO:CH3OH 1252.1 7.9869 1252.1 7.9869 12.1 0.0775
CH3OCH3 70 1250.1 7.9992 3.4 0.0219
CH3OCH3:H2O 1249.6 8.0023 1249.6 8.0023 7.6 0.0484
CH3OCH3:CO
CH3OCH3:CH3OH 1246.8 8.0209 1246.8 8.0208 9.7 0.0624
CH3OCH3:CO:CH3OH 1245.8 8.0270 1245.8 8.0270 7.4 0.0478
CH3OCH3 90 1249.6 8.0023 3.4 0.0221
CH3OCH3:H2O 1249.6 8.0023 1249.6 8.0023 7.7 0.0490
CH3OCH3:CO
CH3OCH3:CH3OH 1245.8 8.0270 1245.8 8.0270 8.5 0.0546
CH3OCH3:CO:CH3OH 1245.3 8.0301 1245.3 8.0301 7.8 0.0502
CH3OCH3 100 1249.2 8.0054 3.5 0.0226
CH3OCH3:H2O 1249.6 8.0023 1249.6 8.0023 7.5 0.0479
CH3OCH3:CO
CH3OCH3:CH3OH 1245.8 8.0270 1245.8 8.0270 8.7 0.0559
CH3OCH3:CO:CH3OH 1245.3 8.0301 1245.3 8.0301 9.8 0.0630
CH3OCH3 120
CH3OCH3:H2O 1249.6 8.0023 1249.6 8.0023 7.7 0.0493
CH3OCH3:CO
CH3OCH3:CH3OH 1248.2 8.0115 1247.7 8.0146 9.6 0.0614
CH3OCH3:CO:CH3OH
CH3OCH3 140
CH3OCH3:H2O 1249.2 8.0054 1249.2 8.0054 8.3 0.0530
CH3OCH3:CO
CH3 OCH3:CH3OH
CH3 OCH3:CO:CH3OH
CH3 OCH3 160
CH3 OCH3:H2O 1248.7 8.0084 1248.7 8.0084 8.7 0.0556
CH3 OCH3:CO
CH3 OCH3:CH3OH
CH3 OCH3:CO:CH3OH

Notes. (*) FWHM result of two or more blended peaks.

(**)

FWHM uncertain/not determined owing to uncertain matrix subtraction.

(***)

Transition likely saturated.

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