Strain dependent densification during indentation in auxetic foams

Cellular Polymers

Volumn 18, Issue 2, 1999, Pages 79-101

  Smith, C W ^a   Lehman, F ^b   Wootton, R J ^a   Evans, K E ^a  

^a UNIVERSITY OF EXETER   (United Kingdom)

^b INSTRON   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTER AIDED ANALYSIS; COMPUTER SOFTWARE; DENSIFICATION; ELASTIC MODULI; MATERIALS TESTING; MECHANICAL VARIABLES MEASUREMENT; POISSON RATIO; STIFFNESS;

AUXETIC FOAMS; SHEAR STIFFNESS; STRAIN DEPENDENT DENSIFICATION; SURFACE DISPLACEMENT ANALYSIS SOFTWARE;

FOAMS;

EID: 0032659512     PISSN: 02624893     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (17)

1. Evans K.E., Tailoring the Negative Poisson's ratio, Chemistry and Industry, 20, (1990), 654-657.
2. Evans, K.E., Auxetic Polymers; a new range of materials, Endeavour, 15, (1991), 170-174.
3. Evans K.E. and Alderson K.L., Int. Pat. Pub. no. WO9101210, (1991).
4. Lakes R.S., Advances in negative Poisson's ratio materials, Advances in Materials Science, 5, (1993), 293-296.
5. Smith C.W., Wootton R.J., and Evans K.E., Interpretation of Poisson's Ratio for Highly Non-linear Materials, to be published in Experimental Mechanics (1999).
6. Alderson K.L., Alderson A. and Evans K.E., The interpretation of the strain-dependent Poisson's ratio in Auxetic Polyethylene, Journal of Strain Analysis, 32, (1997), 201-212.
7. Lakes, R.S., Foam structures with negative Poisson's ratio, Science, 235, (1987), 1038-1040.
8. Alderson, K.L., Pickles, A.P., Neale, P.J. and Evans, K.E., Auxetic polyethylene: The effect of a negative Poisson's ratio on hardness, Acta Metallurgica et Materialia, 42, no. 7, (1994), 2261-2266.
9. Lakes R.S. and Elms K. J., Indentability of Conventional and Negative Poisson's Ratio Foams, Journal of Composite Materials, 27, (1993), 1193-1202.
10. Chan N. and Evans K. E., Indentation Resilience of Conventional and Auxetic Foams, Journal of Cellular Plastics, 34, (1998), 231-62.
11. Chan N. and Evans K.E., Fabrication Methods for Auxetic Foams. Journal of Materials Science, 32, no. 22, (1997), 5945-5953.
12. nd edn. Cambridge University Press, 1997.
13. Chen D.J., Chiang F. P., Tan Y. S. and Don H. S. "Digital speckle-displacement measurement using a complex spectrum method." Applied Optics, 32, no. 11, (1993), 1839-1849.
14. Chan N. and Evans K.E., Microscopic examination of the microstructure and deformation of conventional and auxetic foams. Journal of Materials Science, 32, no. 21, (1997), 5725-5736.
15. Lee T. and Lakes R. S., Anisotropic polyurethane foam with Poisson's ratio greater than 1, Journal of Materials Science, 9, no. 9, (1997), 2397-2401.
16. Lakes, R.S., Saint-Venant End Effects for Materials With Negative Poisson's Ratios, Journal of Applied Mechanics, 59, (1992), 744-746.
17. Timoshenko S.P. and Goodier J.N., Theory of Elasticity, Third edn., McGraw-Hill, New York, USA, (1970).