SEARCH Articles Figures Tables AZO POLYMER COLLOIDAL SPHERES FORMATION, TWO-DIMENSIONAL ARRAY, AND PHOTORESPONSIVE PROPERTIES Depletion Interaction Between Two (Big) Spheres Depletion interaction between two spheres Interaction Between Two Dissimilar Soft Spheres Interaction Between Two Spheres Interaction between two hard spheres Modeling the Elastic Behavior of a Rubber Layer between Two Rigid Spheres Motion of Two Spheres Two Different Spheres Two Porous Spheres Two-dimensional hard-sphere fluid