Fig. 9From: Transient Taylor–Dean flow in a composite annulus with porous walls partially filled with porous materialSkin friction \(\left( {\tau_{1} } \right)\) profiles for different values of S and P \(\left( {t = 0.2, \beta = - 0.2 ,d = 1.5, A^{*} = 1, w = 0.8} \right)\)Back to article page