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Impact resistant structures

Profile photo of Timothy MurrayTimothy MurrayApril 4, 2017
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strategy

Shell microstructure protects from compressionconch

The shell of the conch survives compression and three-point bending due to lath-like aragonite crystals that form a microlayer.

Profile photo of AskNature TeamAskNature Team
Prevent buckling, Prevent deformation
strategy

Shell resists crackingscallop

The shell of a scallop resists cracking via composite structure.

Profile photo of AskNature TeamAskNature Team
Prevent fracture/rupture
strategy

Weak interfaces make material toughnacre

Layers of weak and stretchy organic material between brittle mineral layers in nacre make the whole composite tough by managing cracks.

Profile photo of AskNature TeamAskNature Team
Manage compression, Prevent fracture/rupture
strategy

Tri-layer shell protects from predatorsgolden-scale snail

The shell of the golden-scale snail protects from attack with a specialized tri-layered composition

Profile photo of AskNature TeamAskNature Team
Distribute energy, Manage compression, Manage impact, Prevent fracture/rupture, Protect from animals
strategy

Teeth are strong and resilientchiton

The teeth of chitons resist cracking because of the highly ordered, submicroscopic architecture that features a partnership between hard mineral crystals and fibers.

Profile photo of AskNature TeamAskNature Team
Chemically assemble mineral crystals, Manage mechanical wear, Manage shear

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Contributed by Timothy Murray

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