Kinetic Simulation of Nonequilibrium Kelvin-Helmholtz Instability |
(a) Entropy of mixing and (b) its growth rate, (c) free enthalpy of mixing and (d) its growth rate, with the Atwood number: At1 = 0 (squares), At2 = 1/3 (diamonds), At3 = 1/2 (circles), and At4 = 3/5 (triangles), respectively. |