@article{Chen2019, author = "Qing Chen and Xiunan Yan and Han Lu and Ning Zhang and Mingming Ma", title = "{Programmable Polymer Actuators Perform Continuous Helical Motions Driven by Moisture}", year = "2019", month = "5", url = "https://acs.figshare.com/articles/media/Programmable_Polymer_Actuators_Perform_Continuous_Helical_Motions_Driven_by_Moisture/8181758", doi = "10.1021/acsami.9b06398.s009" }