Passive and MR fluid-coated auxetic PU foam - Mechanical, acoustic, and electromagnetic properties

Journal of Intelligent Material Systems and Structures

Volumn 15, Issue 12, 2004, Pages 973-979

  Scarpa, F ^a   Smith, F C ^b  

^a UNIVERSITY OF SHEFFIELD   (United Kingdom)

^b UNIVERSITY OF HULL   (United Kingdom)

Author keywords

Acoustics; Auxetics; EM; Foam; MRF; Tensile

Indexed keywords

ABSORPTION; ACOUSTIC PROPERTIES; ACOUSTICS; FLUID DYNAMICS; FOAMS; MAGNETOELECTRIC EFFECTS; MECHANICAL PROPERTIES; POISSON RATIO; POLYURETHANES; REFRACTIVE INDEX; RHEOLOGY; SURFACES; TENSILE STRESS;

AUXETICS; EM; MRF; TENSILE;

MAGNETOS;

EID: 11944256973     PISSN: 1045389X     EISSN: None     Source Type: Journal    
DOI: 10.1177/1045389X04046610     Document Type: Article

References (18)

1. ASTM International 2001. ASTM Standard E1050-98, Standard Test Method for Impedance and Absorption of Acoustical Materials using a Tube, two Microphones and Digital Frequency Analysis System, West Conshohoken, PA.
2. Carlson, J.D. and Jolly, M.R. 2000. "MR Fluid, Foam and Elastomer Devices," Mechatronics, 10:555-569.
3. Evans, K.E. 1991. "Auxetic Polymers: A New Range of Materials," Endeavour, New Series, 15(4):170.
4. Friis, E.A., Lakes, R.S. and Park, J.B. 1988. "Negative Poisson's Ratio Polymeric and Metallic Foams," Journal of Materials Science, 23:4406.
5. Gibson, L.J. and Ashby, M.F. 1997. "Cellular Solids: Structure and Properties," 2nd edn, Cambridge Press, Cambridge, UK.
6. Hewlett-Packard Product Note 8510-3, "Materials Measurement - Measuring the Dielectric Constant of Solids with the HP 8510 Network Analyzer," 1985.
7. Howell, B., Prendergast, P. and Hansen, L. 1994. "Examination of Acoustic Behavior of Negative Poisson's Ratio Materials," Applied Acoustics, 43:141-148.
8. Lakes, R.S. 1987. "Foam Structures with a Negative Poisson's Ratio," Nature, 253:1038.
9. Lakes, R.S. 1993. "Design Considerations for Negative Poisson's Ratio Materials," ASME Journal of Mechanical Design, 115:696.
10. Lakes, R.S. and Elm, K. 1993. "Indentability of Conventional and Negative Poisson's Ratio Foams," Journal of Composite Materials, 27:119.
11. Mahfuz, H., Al Mamun, W. and Jeelani, S. 2002. "High Strain Rate Response of Sandwich Composite: Effect of Core Density and Core Skin Debond," SAMPE Journal of Advanced Materials, 33(1).
12. Powers, W.R. 1962. US Patent 3 025 200.
13. Scarpa, F. and Tomlin, P.J. 2000. "On the Transverse Shear Modulus of Negative Poisson's Ratio Honeycomb Structures," Fatigue and Fracture in Engineering Materials and Structures, 23:717.
14. Scarpa, F. and Tomlinson, G. 2000. "Theoretical Characteristics of the Vibration of Sandwich Plates with In-plane Negative Poisson's Ratio Values," Journal of Sound and Vibration, 230(1):45.
15. Scarpa, F., Yates, J.R., Ciffo, L.G. and Patsias, S. 2002. "Dynamic Crushing of Auxetic Open Cell Polyurethane Foam," Journal of Mechanical Engineering Science, Proceedings of the Institution of Mechanical Engineers, 216(C):1153.
16. Scarpa, F., Bullough, W.A. and Lumley, P. 17-21 March 2003. "Experimental Evaluation of Acoustic Properties of Auxetic Open Cell Foams with MR Fluids," In: Proceedings of SPIE Smart Materials and Structures Conference 2003, San Diego.
17. Scarpa, F., Bullough, W.A. and Lumley, P. 2004. "Trends in Acoustic Properties of Iron Particle Seeded Auxetic Polyurethane Foam," In: Proceedings of IMechE Part C - Journal of Mechanical Engineering Science, 218(2), 241-244.
18. Smith, F.C., Scarpa, F. and Chambers, B. 2000. "The Electromagnetic Properties of Re-entrant Dielectric Honeycombs," IEEE Microwave and Guided Wave Letters, 10(11):451.