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Multi-layered marble for hydrogel encapsulation

delete2026-03-23
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OA
AI
H
Hyeonjin Kim
S
Se Youn Jang
J
Ji Eun Lee
J
Jin Yoo
S
Syuji Fujii *
J
Jongkuk Ko *
S
Sanghyuk Wooh *
DOI:10.1038/s41467-026-70955-6delete
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摘要

摘要

En 中文
疏水性果皮在防止脱水和抵御环境胁迫中发挥关键作用。受此自然结构启发,疏水封装被广泛用于保持水凝胶的功能性和长期稳定性。然而,疏水壳与水凝胶之间的界面不稳定仍是一个关键挑战。本文提出一种水凝胶封装策略,利用“液态石”概念稳定不相容界面,其中液滴被疏水性颗粒覆盖。首先通过疏水性颗粒的界面桥接在表面形成均匀的非极性液层,然后在此液层上沉积第二层疏水性颗粒以防止泄漏,从而形成多层石(MLM)结构。这种MLM封装具有高度通用性,可容纳各种水凝胶、液体和结构配置。通过在不同应用中保持水凝胶性能和功能,MLM封装为解决长期存在的界面不稳定问题提供了一种通用且可靠的解决方案。水凝胶封装可防止脱水,但与疏水壳保持界面稳定仍具挑战。本文作者采用由两层疏水性颗粒及夹层油层构成的多层石策略,以稳定界面。
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Nature Communications
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被引数:
91.2W

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chung-ang university
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korea institute of science and technology
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