Materialism
An exploration of the past, present, and future of materials science and engineering.
22 days ago

μ: Auxetics

This episode covers a fascinating class of materials called auxetics. Experience tells us that when we pull a material in tension, it should shrink; auxetics do the opposite. By shifting, winding, or rotating, these materials get wider when stretched and thinner when compressed.

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  2. Evans KE. Auxetic polymers: a new range of materials. Endeavour. 1991 Jan 1;15(4):170-4.
  3. Saxena KK, Das R, Calius EP. Three decades of auxetics research− materials with negative Poisson's ratio: a review. Advanced Engineering Materials. 2016 Nov;18(11):1847-70.
  4. Grima JN, Evans KE. Auxetic behavior from rotating triangles. Journal of materials science. 2006 May 1;41(10):3193-6.
  5. Alderson A, Alderson KL. Auxetic materials. Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering. 2007 Apr 1;221(4):565-75.
  6. Konaković M, Crane K, Deng B, Bouaziz S, Piker D, Pauly M. Beyond developable: computational design and fabrication with auxetic materials. ACM Transactions on Graphics (TOG). 2016 Jul 11;35(4):1-1.

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