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Fig. 17.

image

Ratio of the average J-type enhanced HCN abundance to the average C-type enhanced HCN abundance. The largest difference between peak shock type abundance is at vs <  9 km s−1 and nH = 103 cm−3. High vs, low nH shocks show C-type shocks are more efficient enhancers of HCN than equivalent J-type shocks.

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