Electrostatic Separation of Dry Grains
                   
(with A. Mehrotra & FJ Muzzio, Rutgers)
   
Curious Granular Patterns in Centrifugal Flows
                   
(with L. Kwan, NH Duong & M. Hettenbach, Rutgers)
   
Granular Flow on Bumpy Surfaces
                   
(with C. Caicedo & BJ Glasser, Rutgers)
   
Cellular Automata of Granular Flows
                   
(with K. LaMarche & BJ Glasser, Rutgers)
   
Granular Triboelectrification
                   
(with K. LaMarche & BJ Glasser, Rutgers)
   
Couette Vortices in a Fluidized Bed
                   
(with S. Conway, Merck & BJ Glasser, Rutgers)
   
Kelvin-Helmholtz-like Instability in Granular Flow
                   
(with DJ Goldfarb, Schering-Plough & BJ Glasser, Rutgers)
   
Multiphase Flows under Reduced Gravity
                   
(with NH Duong, L. Kwan, Rutgers & MM. Alvarez, ITESM)
   
Concentrating Small Particles in Complex Flows
                   
(with J. Zalc & FJ Muzzio, Rutgers)
   
Reverse Brazil Nut Effect
                   
(with FJ Muzzio, Rutgers)
   
Pattern Formation in Heavy Slurries
                   
(with NH Duong, U. Pittsburgh & A. Hosoi, MIT)
   
Patterns in Deep Vibrated Beds of Fine Grains
                   
(with L. Lomelo & FJ Muzzio, Rutgers)
   
Granular Coarsening
   
Effects of Scale on Banding Segregation
                   
(with AW Alexander & FJ Muzzio, Rutgers)
   
Spontaneous Chaotic Granular Mixing
                   
(with AW Alexander & FJ Muzzio, Rutgers)
   
Cellular Automata for Granular Free Surface Flows
                   
(with K. LaMarche & BJ Glasser, Rutgers)
   
Avalanching Tumbler Mixing
                   
(with JJ McCarthy, U. Pittsburgh, G. Metcalfe, CSIRO
                    & JM Ottino, Northwestern)