UNIST Unveils Advanced Soft Muscle Technology
Muscle weighs 1.25 grams, 4,000x its weight capacity.
Overcomes stretchability vs energy output trade-off.
Delivers 1,150 kJ/m³ work density, 86.4% strain, 1274% elongation.
Published in Advanced Functional Materials on Sept 7, 2025.
Supported by Korea's National Research Foundation.
Combines ferromagnetic particles and shape memory polymers.
Stiffness 2,700x stronger than traditional materials.
3 weeks ago