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Nonequilibrium Patterns in Granular Mixing and Segregation

MAR 01, 2000
Granular flows that mix different species exhibit a surprisingly diverse repertoire of striking and beautiful behaviors. Better understanding of the mixing process should help in predicting whether a given flow will mix—or segregate—its constituents.
Troy Shinbrot
Fernando J. Muzzio

For over 5000 years, granular mixing has been a topic of acutely practical concern. Paleolithic cave painters mixed their colors from blends of ochre and animal products; ancient Chinese and Egyptians blended inks and cosmetics from pork soot, crushed pearls, and compounds of lead; Aztec priests prepared drugs from concoctions of herbs and roots; and Michelangelo pigmented the Sistine chapel frescoes with blends including chalk, charcoal, and lead.

This article is only available in PDF format

More about the authors

Troy Shinbrot, Rutgers University.

Fernando J. Muzzio, Pharmaceutical Engineering Training Program, Rutgers University.

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This Content Appeared In
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Volume 53, Number 3

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