Carbon quantum dots-embedded reduced graphene oxide compact films for highly pressure-tolerant electrodes

Author:

Lin Dou12,Zhou Ziyan12,Shi Ronghao3,Chen Bin12ORCID,Huang Zhulin12ORCID,Tang Haibin12ORCID,Wang Jun4,Zhu Xiaoguang1,Shao Cheng1,Han Fangming12ORCID

Affiliation:

1. Key Laboratory of Materials Physics, Anhui Key Laboratory of Nanomaterials and Nanostructures, Institute of Solid State Physics, HFIPS, Chinese Academy of Sciences, Hefei, 230031, P. R. China

2. University of Science and Technology of China, Hefei, 230026, P. R. China

3. Henan Key Laboratory of Advanced Conductor Materials, Institute of Materials, Henan Academy of Sciences, Zhengzhou 450046, P. R. China

4. State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, P. R. China

Abstract

Uniform CQD-embedded rGO films were made through hydrothermal reaction and vacuum filtration. CQDs boost ion transport and compressive strength. Remarkably, the films retain 81.2% capacitance under ultrahigh pressure (360 MPa).

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

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