Omnidirectional motion of an untethered tripodal microrobot using radial piezoelectric actuators
Yingxiang Liu
Nature Communications, Published online: 02 May 2026; doi:10.1038/s41467-026-72449-x The authors report a centimeter-scale untethered tripodal robot with three radial piezoelectric actuators for omnidirectional locomotion without attitude turning and cross-scale precision, enabling autonomous navigation and micro-macro inspection.