Published in
Royal Society of Chemistry, RSC Advances, 83(5), p. 68052-68060, 2015
DOI: 10.1039/c5ra09743f
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Tuning the oxygen functional groups in reduced graphene oxide papers to enhance the electromechanical actuation
Journal article published in 2015 by
Ganaka G. Chandrakumara,
Jin Shang 
,
Ling Qiu,
Xi-Ya Fang,
Frank Antolasic,
Christopher D. Easton,
Jingchao Song,
Tuncay Alan,
Dan Li,
Jefferson Zhe Liu
,
Ling Qiu,
Xi-Ya Fang,
Frank Antolasic,
Christopher D. Easton,
Jingchao Song,
Tuncay Alan,
Dan Li,
Jefferson Zhe Liu
This paper is made freely available by the publisher.
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Abstract
Tuning oxygen content in rGO paper is found to enhance its actuation strain. The developed theoretical model and in-depth experimental investigation show that capacitance and stiffness are two key factors in the actuation mechanism of rGO papers.