Structural multi-colour invisible inks with submicron 4D printing of shape memory polymers

by Wang Zhang, Hao Wang, Hongtao Wang, John You En Chan, Hailong Liu, Biao Zhang, Yuan-Fang Zhang, Komal Agarwal, Xiaolong Yang, Anupama Sargur Ranganath, Hong Yee Low, Qi Ge, Joel K. W. Yang
Published 2021