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Effect of self-stratification on sediment diffusivity in channel flows and boundary layers: a study using direct numerical simulations

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Academic year: 2017

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Figure 1. Vertical sediment diffusivity K z /H u ∗ profiles for sed- sed-iments with different V˜ = V /u ∗
Table 1. The table lists all the cases of direct numerical simulations used in the current study
Figure 2. Results from the DNSs in a channel flow setting, for increasing V ˜ and Ri τ = 18
Figure 4. The trend for vertical sediment diffusivity mirrors the trend found for turbulence intensity
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