23.12% strain at 50 V/μm
La-doped barium titanate encapsulated carbon nanotubes substantially raise the dielectric constant, enabling high actuation strain at low electric fields with reliable cycling stability for soft robotics and biomedical actuators.
Zhang, Xiaofeng · Wang, Sai · Chao, Teng · Junyi, Liu · Zhou, Yanfen · Xinyu, Feng · Qiuping, Xie · Shuo, Luan · Zhou, Feng-Lei · Jiang, Liang · Jerrams, Stephen J.
Composites Communications 2025
Dielectric constant 2.77 (Ba:La molar ratio 100:1)
Stable over 100 voltage cycles from 0 to 5 kV