Movie S1.

The transformation process of the petal-shaped multilayer SELP/CNF actuators over time in 1M NaCl solutions at room temperature. The color of actuators was stained by water-proof inks.

Stimuli-responsive composite biopolymer actuators with selective spatial deformation behavior

Yushu Wang, Wenwen Huang, Yu Wang, Xuan Mu, Shengjie Ling, Haipeng Yu, Wenshuai Chen, Chengchen Guo, Matthew C. Watson, Yingjie Yu, Lauren D. Black, Meng Li, Fiorenzo G. Omenetto, Chunmei Li, and David L. Kaplan

PNAS. 2020. 117:14602-14608 DOI: 10.1073/pnas.2002996117