journal article·2020-07-27

Realizing Superior Electrochemical Performance of Asymmetric Capacitors through Tailoring Electrode Architectures

Hengqi Liu, Meizhen Dai, Depeng Zhao, Xiang Wu, Bao Wang

ACS Applied Energy Materials· Volume 3· Issue 7
Publisher page

Abstract

ZnCo2O4 as an electrode material for supercapacitors has been extensively investigated owing to its unique structural characteristics and high capacitance. However, the conductivity still cannot reach the level of the industrialization. In order to solve this problem, it is an efficient strategy to develop composed electrode materials. Here, we prepare ZnCo2O4-based electrode materials through a facile hydrothermal route. The ZnCo2O4/CoMoO4 sample possesses a specific capacitance of 903 C at 1 A g–1. An assembled asymmetric capacitor presents an energy density of 135.6 Wh kg–1 at 2704.1 W kg–1 and capacity of 95.1% after 8000 cycles.
Source: openalex_inverted_index · Quality: baseline

Research context

OpenAlex topics: Supercapacitor Materials and Fabrication · Advancements in Battery Materials · Advanced battery technologies research

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

School of Materials Science and Engineering, Shenyang University of Technology, Shenyang 110870, P. R. China

Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, P. R. China

State Key Laboratory of Biochemical Engineering, Institute of Process Engineering, Chinese Academy of Sciences, Beijing 100190, P. R. China

Funding

Department of Education of Liaoning Province · Wuhan National Laboratory for Optoelectronics · Science and Technology Bureau, Shenyang City

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