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Title: Microrheology of colloidal dispersions. Part 12. Trajectories of orthokinetic pair-collisions of latex spheres in a simple electrolyte

Journal Article · · J. Colloid Interface Sci.; (United States)

This work is concerned with 2-body (orthokinetic) collisions between charged, equal-sized spheres of colloidal dimensions in aqueous suspensions subjected to simple shear flow at low Reynolds numbers. Suspensions of 2.6- and 4.0-micrometer diameter polystryene latex spheres in aqueous glycerol containing KCl were subjected to poseuille flow in 200-micrometer diameter tubes and the trajectories of particles undergoing 2-body collisions recorded on cine film. Trajectory equations are used to describe the collision paths of transient doublets whose spheres separate after colliding. 29 references.

OSTI ID:
5587611
Journal Information:
J. Colloid Interface Sci.; (United States), Vol. 82:1
Country of Publication:
United States
Language:
English