20.6 Fully Integrated Self-Propelling Microrobot in 180nm CMOS with Sub-GHz Parity-Time-Symmetry On-Chip Energy Harvesting and Traveling Wave Electroosmosis Actuation. - Runqing Cai; Muhanmad Dilawar Khan Niazi; Yucheng Ai; Jin Zhu; Linsheng Wu; Xuyang Lu (ISSCC, 2025)