3 years ago

High-strength graphene composite films by molecular level couplings for flexible supercapacitors with high volumetric capacitance

High-strength graphene composite films by molecular level couplings for flexible supercapacitors with high volumetric capacitance
Li Song, Kena Chen, Pengfei Zhou, Qingrong Wang, Daobin Liu, Jun Cao, Jun Chen, Chen Chen, Zhiqiang Niu, Qiongqiong Lu
A strategy to prepare freestanding reduced graphene oxide@polyvinyl alcohol composite films was developed. After introducing H2SO4, they can serve as flexible supercapacitor electrodes with high volumetric capacitance.
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