Ultra-stretchable and highly sensitive strain sensor based on gradient structure carbon nanotubes

Author:

Liang Binghao12345,Lin Zhiqiang12345,Chen Wenjun12345ORCID,He Zhongfu12345,Zhong Jing67895,Zhu Hai110345ORCID,Tang Zikang111213145,Gui Xuchun12345ORCID

Affiliation:

1. State Key Laboratory of Optoelectronic Materials and Technologies

2. School of Electronics and Information Technology

3. Sun Yat-sen University

4. Guangzhou

5. China

6. Lab of Structures Dynamic Behavior and Control

7. School of Civil Engineering

8. Harbin Institute of Technology

9. Harbin

10. School of Physics

11. Institute of Applied Physics and Materials Engineering

12. University of Macau

13. Avenida da Universidade

14. Taipa

Abstract

A highly stretchable and sensitive strain sensor based on a gradient carbon nanotube was developed. The strain sensors show an unprecedented combination of both high sensitivity (gauge factor = 13.5) and ultra-stretchability (>550%).

Funder

National Natural Science Foundation of China

Natural Science Foundation of Guangdong Province

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science

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