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Auxetic Metamaterials: Materials with Negative Poisson's Ratio (NPR)
Auxetic Metamaterials: Materials with Negative Poisson's Ratio (NPR)
- Auxetic metamaterials, as opposed to conventional materials, expands under uniaxial tension. We are interested in designing such metamaterial under finite strains. Our recent efforts in this direction can be found in:
Zhang, G. and Khandelwal, K. (2019). "Computational Design of Finite Strain Auxetic Metamaterials via Topology Optimization and Nonlinear Homogenization". (Preprint). arXiv
Negative Poisson's Ratio under Finite Strains
Negative Poisson's Ratio under Finite Strains
Case (a): NPR Design at Finite Strain
Case (a): NPR Design at Finite Strain
Case (b): Large Stretch Ratio
Case (b): Large Stretch Ratio
Case (c): Loading at an Angle
Case (c): Loading at an Angle
Case (d): Multimaterial Design
Case (d): Multimaterial Design
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