Livoa LogoLivoa
Research Gaps Addressed
Prior Limitations
Our Solution
Stress concentration in re-entrant cells
S-Hex smooth curvature
No fatigue data for TPU auxetics
Cyclic loading tests (1000+ cycles)
Limited industrial scaling
Optimized FDM parameters (280mm/s)
3. Experimental Validation
Test
Standard
Key Metrics
Quasi-static
ASTM D695
NPR, Crush strength
Impact
ASTM D256
Energy absorption
Cyclic loading
ISO 12106
Fatigue life (1000 cycles)

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