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Table 7

Properties of the PAH features.

Feature Bending mode Peak position Central wavelength
(μm) (μm) (μm)

6.2 CC stretching 6.21 6.23
7.6 CC stretching 7.58 7.58
7.8 CC stretching 7.82 7.85
8.6 CH in plane 8.64 8.66
11.0 CH out of plane 11.03 11.02
11.3 CH out of plane 11.25 11.26
12.0 CH out of plane 12.01 12.01
12.7 CH out of plane 12.75 12.63

Notes. The central wavelength was determined by calculating the weighted centre of the feature.

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