Entrained clouds form high H2 fractions only with dust growth at densities ≳10–30 times the cloud-survival critical density; without growth, DGR dilution and sputtering keep them atomic.
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Survival is not Enough: Dust Sputtering, Growth, and H$_2$ Formation in Galactic Winds
Entrained clouds form high H2 fractions only with dust growth at densities ≳10–30 times the cloud-survival critical density; without growth, DGR dilution and sputtering keep them atomic.