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TECHNICAL PAPERS

Dynamic Compression Testing of Soft Materials

[+] Author and Article Information
W. Chen, F. Lu

Department of Aerospace and Mechanical Engineering, The University of Arizona, Tucson, AZ 85721-0119  

D. J. Frew, M. J. Forrestal

Sandia National Laboratories, Albuquerque, NM 87185-1174

J. Appl. Mech 69(3), 214-223 (May 03, 2002) (10 pages) doi:10.1115/1.1464871 History: Received April 05, 2001; Revised November 14, 2001; Online May 03, 2002
Copyright © 2002 by ASME
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References

Figures

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A schematic illustration of a split Hopkinson pressure bar setup
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Oscilloscope records of a SHPB experiment on a silicone rubber
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Sequential images of a rubber deformation during a SHPB test
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An RTV 630 silicone rubber specimen recovered after a SHPB test (the scale is in centimeters)
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A schematic illustration of a modified SHPB setup for stress equilibrium
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Front and back-end force histories during a SHPB test without pulse shaping for various specimen thicknesses: (a) 12.7 mm, (b) 6.57 mm, (c) 3.08 mm, and (d) 1.53 mm
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A typical oscilloscope record of a dynamic compressive experiment on RTV 630 with a pulse shaper on an aluminum SHPB
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Front and back-end force histories during a SHPB test with pulse shaping for various specimen thicknesses: (a) 12.7 mm, (b) 6.58 mm, (c) 3.06 mm, and (d) 1.53 mm
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Sequential images of a thin rubber specimen deforming during a SHPB test
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A typical dynamic strain history of an RTV 630 specimen
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Dynamic compressive stress-strain curve of an RTV 630 specimen
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A typical oscilloscope record of a dynamic compressive experiment on a polyurethane specimen with a pulse shaper on an aluminum SHPB
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Dynamic compressive stress-strain curve of a polyurethane specimen

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