Science Robotics2022-05-25
Mengdi Han, Xiaogang Guo, Xuexian Chen, Cunman Liang, Hangbo Zhao, Qihui Zhang, Wubin Bai, Fan Zhang, Heming Wei, Changsheng Wu, Qinghong Cui, Shenglian Yao, Bohan Sun, Yiyuan Yang, Quansan Yang, Yuhang Ma, Zhaoguo Xue, Jean Won Kwak, Tianqi Jin, Qing Tu, Enming Song, Ziao Tian, Yongfeng Mei, Daining Fang, Haixia Zhang, Yonggang Huang, Yihui Zhang, John A. Rogers
Department of Biomedical Engineering, College of Future Technology, Peking University, Beijing 100871, China, Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing 100081, China, Applied Mechanics Laboratory, Department of Engineering Mechanics, Center for Flexible Electronics Technology, Tsinghua University, Beijing 100084, China, National Key Laboratory of Nano/Micro Fabrication Technology, Institute of Microelectronics, Peking University, Beijing 100871, China, Department of Electronic Engineering, The Chinese University of Hong Kong, New Territories, Hong Kong 999077, China, Querrey Simpson Institute for Bioelectronics, Northwestern University, Evanston, IL 60208, USA, Department of Aerospace and Mechanical Engineering, University of Southern California, Los Angeles, CA 90089, USA, Department of Materials Science and Engineering, Northwestern University, Evanston, IL 60208, USA, Key Laboratory of Specialty Fiber Optics and Optical Access Networks, Joint International Research Laboratory of Specialty Fiber Optics and Advanced Communication, Shanghai University, Shanghai 200444, China, School of Materials Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China, Department of Mechanical Engineering, Johns Hopkins University, Baltimore, MD 21218, USA, Department of Mechanical Engineering, Northwestern University, Evanston, IL 60208, USA, School of Chemical Engineering and Technology, Tianjin University, Tianjin 300072, China, Department of Materials Science and Engineering, Texas A&M University, College Station, TX 77843, USA, Shanghai Frontiers Science Research Base of Intelligent Optoelectronics and Perception, Institute of Optoelectronics, Fudan University, Shanghai 200433, China, State Key Laboratory of Functional Materials for Informatics, Shanghai Institute of Microsystem and Information Technology, Chinese Academy of Sciences, Shanghai 200050, China, Department of Materials Science, Fudan University, Shanghai 200433, China, Department of Civil and Environmental Engineering, Northwestern University, Evanston, IL 60208, USA, Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA, Department of Neurological Surgery, Northwestern University, Evanston, IL 60208, USA
操作移动机器人飞行机器人软体机器人群体机器人
面向微创手术、细胞/组织操控等场景,亚毫米机器人受限于可制造结构简单、材料单一且难在固体表面运动。本文用可控屈曲把光刻二维多材料前体组装成复杂三维结构,并以形状记忆合金与弹性壳层实现可逆热驱动。激光局部加热带来爬行、行走、转向、跳跃等运动,尺寸低至约200 μm,速度最高约0.44体长/秒,并集成光学定位与传感功能。