Transport coefficients and mechanical response in hard-disk colloidal suspensions

Zhang Bo-Kai^{1, †,}, Li Jian³, Chen Kang², Tian Wen-De², Ma Yu-Qiang^{1, 2}

Dynamic free energy as a function of scalar displacement r at volume fraction ϕ = 0.709 for three typical shear stresses. The three characteristic lengths are marked in the inset.