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Fig. 9
Ratio 
for a few transitions commonly observed with the Herschel satellite. The thermalised CRC are from Dubernet et al. (2009) and Daniel et al. (2011) and the QCT CRC from Faure et al. (2007). The ratios are given for collisions that involve o–H2 (left figure) and p–H2 (right figure) in each panel.
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