Fig. 4.

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Intrinsic velocity dispersion σ0 as a function of the star formation rate (SFR) for HZ4 (orange diamond), and the unified models by Krumholz et al. (2018) for high-z galaxies that consider transport and feedback (red), only transport (green), and feedback without transport (blue): the dotted and dashed lines correspond to the models with constant ϵff and constant Q, respectively.
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