Spider dragline silk as torsional actuator driven by humidity

Dabiao Liu; Anna Tarakanova; Claire C. Hsu; Miao Yu; Shimin Zheng; Longteng Yu; Jie Liu; Yuming He; D. J. Dunstan; Markus J. Buehler

doi:10.1126/sciadv.aau9183

Research ArticleAPPLIED SCIENCES AND ENGINEERING

Spider dragline silk as torsional actuator driven by humidity

View ORCID ProfileDabiao Liu¹,²,³,*,
Anna Tarakanova⁴,
View ORCID ProfileClaire C. Hsu⁴,
Miao Yu¹,
Shimin Zheng¹,
View ORCID ProfileLongteng Yu¹,⁵,
Jie Liu⁶,
Yuming He¹,²,
View ORCID ProfileD. J. Dunstan³ and
View ORCID ProfileMarkus J. Buehler⁴,*

¹Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.
²Hubei Key Laboratory of Engineering Structural Analysis and Safety Assessment, Wuhan 430074, China.
³School of Physics and Astronomy, Queen Mary University of London, London E1 4NS, UK.
⁴Laboratory for Atomistic and Molecular Mechanics, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.
⁵Department of Biomedical Engineering, National University of Singapore, Singapore 117583, Singapore.
⁶Hubei Collaborative Innovation Center for Green Transformation of Bio-Resources, College of Life Sciences, Hubei University, Wuhan 430062, China.

↵*Corresponding author. Email: dbliu{at}hust.edu.cn (D.L.); mbuehler{at}mit.edu (M.J.B.)

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Science Advances 01 Mar 2019:
Vol. 5, no. 3, eaau9183
DOI: 10.1126/sciadv.aau9183

Dabiao Liu

1Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.

2Hubei Key Laboratory of Engineering Structural Analysis and Safety Assessment, Wuhan 430074, China.

3School of Physics and Astronomy, Queen Mary University of London, London E1 4NS, UK.

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ORCID record for Dabiao Liu
For correspondence: dbliu@hust.edu.cn mbuehler@mit.edu

Anna Tarakanova

4Laboratory for Atomistic and Molecular Mechanics, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.

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Claire C. Hsu

4Laboratory for Atomistic and Molecular Mechanics, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.

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ORCID record for Claire C. Hsu

Miao Yu

1Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.

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Shimin Zheng

1Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.

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Longteng Yu

1Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.

5Department of Biomedical Engineering, National University of Singapore, Singapore 117583, Singapore.

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Jie Liu

6Hubei Collaborative Innovation Center for Green Transformation of Bio-Resources, College of Life Sciences, Hubei University, Wuhan 430062, China.

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Yuming He

1Department of Mechanics, Huazhong University of Science and Technology, Wuhan 430074, China.

2Hubei Key Laboratory of Engineering Structural Analysis and Safety Assessment, Wuhan 430074, China.

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D. J. Dunstan

3School of Physics and Astronomy, Queen Mary University of London, London E1 4NS, UK.

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Markus J. Buehler

4Laboratory for Atomistic and Molecular Mechanics, Department of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, MA, USA.

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ORCID record for Markus J. Buehler
For correspondence: dbliu@hust.edu.cn mbuehler@mit.edu

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