A Miniature Self-Moving Ultrasonic Actuator With Dual-Axis-Translational/Fast/Load-Carriable Movements Inspired by Earthworm's Wriggling/Turtle's Crawling Motions. - Wentao Wei; Zhaochun Ding; Jiang Wu 018; Chuangju Lu; Lipeng Wang 003; Yibin Li 001 (IEEE Trans. Ind. Electron., 2025)