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Velocity Gradient in the Presence of Self-gravity: Identifying Gravity-induced Inflow and Determining Collapsing Stage

  • Authors: Yue Hu, A. Lazarian, and Ka Ho Yuen

2020 The Astrophysical Journal 897 123.

  • Provider: AAS Journals

Caption: Figure 11.

Two-dimensional histogram of velocity gradients’ amplitude, i.e., ﹩\mathrm{log}(| {\rm{\nabla }}C| )﹩, and velocity’s convergence using simulation A2 at tr ≃ 0.0 Myr (top) and tr ≃ 3.4 Myr (bottom). Here, p gives the volume fraction of each data point. Bin size is 200 for the 2D histograms.

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