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南京大学AM:“自生长”蛋白水凝胶:力学训练让材料像肌肉一样 ...
在自然界中,活组织能够通过反复的力学载荷不断增强自身强度——肌肉越用越强壮,骨骼在应力刺激下愈加密实。然而,在合成材料中复现这种适应性生长能力,长期以来一直是材料科学领域的巨大挑战。传统合成材料往往在受力后产生不可逆的损伤或疲劳,而非获得性的强化。如 ...
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