... losses

Appendices A and B are only available in electronic form at http://www.edpsciences.org

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... cloud

For typical galactic SNR, such conditions are met during the Sedov-Taylor expansion phase (KMC94).

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... measure

The plasma is allowed to cool down to a nominal threshold of $T\sim 10$K. This threshold is, however, never reached in the simulations presented here.

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... equal

The post-shock electron and ion temperatures are considered identical in our model, an hypothesis that is realistic for shocks with the velocities considered here (Rakowski et al. 2003).

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... time-scales

Ferrara & Shchekinov (1993) derived an analogous diagram in the context of the dynamics of conductive/cooling fronts.

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