Figure 7

The relationship between dimensionless bed shear velocity \(\left( {u_{*}^{*} } \right)\) and retention coefficient (k). (The red data points are considered outliers and not considered in the nonlinear regression analysis).

The relationship between dimensionless bed shear velocity \(\left( {u_{*}^{*} } \right)\) and retention coefficient (k). (The red data points are considered outliers and not considered in the nonlinear regression analysis).