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“头足类动物能够通过调控皮肤的乳突（皮肤上可伸缩的微小突起）和色素细胞改变自身纹理和颜色，这是它们实现惊人伪装能力的关键。”该论文的共同通讯作者、斯坦福大学博士生西达尔特·多希在接受本报记者采访时表示，研究团队一直希望能在工程材料上复现这一精妙的自然机制。一次偶然的发现让他们找到了突破口。“我们发现，一块曾在扫描电子显微镜下观察过的PEDOT:PSS（一种导电聚合物）样品，其被电子束照射的区域，溶胀行为（指材料接触溶剂时因溶剂分子渗透而发生的膨胀现象）与未照射区域截然不同。受到电子束照射的区域，其结构变得紧致，遇水后的膨胀能力被大大抑制；而未照射的区域则能自由吸水大幅隆起。”多希说。
而其背后的智元机器人，在推动机器人产品走向更广泛商业场景方面，也确实在进行持续的技术与应用探索。，详情可参考快连下载安装
Amodei is in talks with under-secretary of defense for research and engineering Emil Michael about a new contract that would allow the US military to continue using Anthropi …
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The college basketball season is heating up, with March Madness now just weeks away. And today sees a big Midwest showdown as the Michigan Wolverines cross two state lines to face Illinois Fighting Illini. It's an exciting clash that could prove decisive in the Big Ten Conference — the Wolverines and Fighting Illini are both in the top three of the Big Ten standings.
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