This article was downloaded by:[Northwestern University] On: 15 October 2007 Access Details: [subscription number[removed]Publisher: Taylor & Francis Informa Ltd Registered in England and Wales Registered Number: 1072

Source URL: mixing.chem-biol-eng.northwestern.edu

• Fluid dynamics
• Colloidal chemistry
• Powder
• Chemical engineering
• Particle size
• Jamming
• Gas
• Bagnold number
• Identical particles
• Physics
• Granular material
• Chemistry