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TECHNICAL PAPERS

Size Effects in a Slowly Sheared Granular Media

[+] Author and Article Information
S. J. Antony, M. Ghadiri

Department of Chemical Engineering, School of Process, Environmental and Materials Engineering, University of Leeds, Leeds LS2 9JT, UK

J. Appl. Mech 68(5), 772-775 (Jan 08, 2001) (4 pages) doi:10.1115/1.1387443 History: Received April 18, 2000; Revised January 08, 2001
Copyright © 2001 by ASME
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References

Figures

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(a) Enlargement of region of granular material showing the hydrostatic effect on a large grain surrounded with small grains, (b) despite the increase of external pressure, the large grain fracture becomes difficult because of this hydrostatic pressure (5)
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Schematic diagram showing the sectional view passing through the center of the periodic cell with submerged particle
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Illustrative diagram showing the state of stress and its bifurcation in the submerged particle
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Variation of the hydrostatic stress component of submerged particle normalized to that of the entire granular system during shearing
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Variation of the deviatoric stress component of submerged particle normalized to that of the entire granular system during shearing
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Variation of the ratio of deviatoric stress component to the hydrostatic stress component of submerged particle during shearing
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Variation of the ratio of deviatoric stress component to the hydrostatic stress component with size ratio of submerged particle at steady state

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