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3D‐Printed Soft and Hard Meta‐Structures with Supreme Energy Absorption and Dissipation Capacities in Cyclic Loading Conditions

Armin Yousefi, Saman Jolaiy, Mohammadreza Lalegani Dezaki, Ali Zolfagharian, Ahmad Serjouei, Mahdi Bodaghi · 2022 · Advanced Engineering Materials

Summary. Researchers developed 3D-printed auxetic meta-structures using soft and hard polymers to absorb and dissipate energy under repeated loading. They tested thermoplastic polyurethane and polyamide designs inspired by snowflake geometry, using multi-jet fusion printing. Both materials showed strong energy absorption with large recoverable deformations and high dissipation capacity. Computational models accurately predicted experimental results. The structures could enable lightweight, energy-absorbing components for drones and UAVs.

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Yousefi, A., Jolaiy, S., Dezaki, M. L., Zolfagharian, A., Serjouei, A., & Bodaghi, M.. (2022). 3D‐Printed Soft and Hard Meta‐Structures with Supreme Energy Absorption and Dissipation Capacities in Cyclic Loading Conditions. Advanced Engineering Materials. https://doi.org/10.1002/adem.202201189

Details

DOI
10.1002/adem.202201189
Countries
United Kingdom, Australia
Regions
Europe, Oceania
Categories
agtech, general-innovation
Added
2026-04-28