Mechanical stimulation of cells with electroactive polymer-based soft actuators Jing Gu, Zixing Zhou, Zicai Zhu, Guoyou Huang and Zuoqi Zhang Eur. Phys. J. Spec. Top., 232 16 (2023) 2695-2708 Published online: 14 June 2023 DOI: 10.1140/epjs/s11734-023-00899-1