Cui, Meng, Liyun Zhen, Xingyu Bai, Lihan Yu, Xuhao Chen, Jingquan Liu, Qingkun Liu, and Bin Yang. 2025. “An Ultrasonic Microrobot Enabling Ultrafast Bidirectional Navigation in Confined Tubular Environments”. Nano-Micro Letters 18 (August):43. https://doi.org/10.1007/s40820-025-01894-y.