Fig. 1: Instantaneous colourmaps of the turbulent fluid dissipation ϵf in homogeneous isotropic turbulence of an EVP fluid at different Bingham numbers.
From: Scaling and intermittency in turbulent flows of elastoviscoplastic fluids

Yielded regions are shown with a black–red–yellow colourscale, and unyielded regions with black–grey–white.