Ultrahigh energy density battery-type asymmetric supercapacitors: NiMoO4 nanorod-decorated graphene and graphene/Fe2O3 quantum dots

Nano Research ◽  
2018 ◽  
Vol 11 (9) ◽  
pp. 4744-4758 ◽  
Author(s):  
Jiao Yang ◽  
Wei Liu ◽  
Hao Niu ◽  
Kui Cheng ◽  
Ke Ye ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Energy Density ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors

CeO2 quantum dots doped Ni-Co hydroxide nanosheets for ultrahigh energy density asymmetric supercapacitors

2020 ◽  
Vol 31 (9) ◽  
pp. 2330-2332
Author(s):  
Huiyu Duan ◽  
Tong Wang ◽  
Xinyi Wu ◽  
Ziyun Su ◽  
Jing Zhuang ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Energy Density ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors

Construction of a hierarchical carbon coated Fe3O4 nanorod anode for 2.6 V aqueous asymmetric supercapacitors with ultrahigh energy density

2019 ◽  
Vol 7 (48) ◽  
pp. 27313-27322 ◽  
Author(s):  
Zhongyou Peng ◽  
Jun Huang ◽  
Ying Wang ◽  
Kai Yuan ◽  
Licheng Tan ◽  
...  
Keyword(s):  
Energy Density ◽  
Cycle Performance ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Carbon Coated ◽  
Hierarchical Carbon

An assembled 2.6 V aqueous CC/CW/Fe3O4@C//CC/CW/MnO2 ASC exhibits ultrahigh energy density and remarkable cycle performance, surpassing most of the reported ASCs.

Biomass-derived three-dimensional honeycomb-like hierarchical structured carbon for ultrahigh energy density asymmetric supercapacitors

2016 ◽  
Vol 4 (35) ◽  
pp. 13589-13602 ◽  
Author(s):  
Dandan Shan ◽  
Jiao Yang ◽  
Wei Liu ◽  
Jun Yan ◽  
Zhuangjun Fan
Keyword(s):  
Energy Density ◽  
Bacterial Cellulose ◽  
Low Cost ◽  
Three Dimensional ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
One Step

3D honeycomb-like hierarchical structured carbon (HSC) has been fabricated by one-step carbonization/activation of abundant and low cost bacterial cellulose for ultrahigh energy density supercapacitors.

MnO2 Nanoflowers and Reduced Graphene Oxide 3D Composites for Ultrahigh-Energy-Density Asymmetric Supercapacitors

2018 ◽  
Vol 6 (4) ◽  
pp. 737-743 ◽  
Author(s):  
Junying Zhang ◽  
Xiaoming Zhang ◽  
Zhi Liu ◽  
Jun Zheng ◽  
Yuhua Zuo ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Energy Density ◽  
Reduced Graphene Oxide ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Reduced Graphene

scholarly journals High performance asymmetric supercapacitors with ultrahigh energy density based on hierarchical carbon nanotubes@NiO core–shell nanosheets and defect-introduced graphene sheets with hole structure

RSC Advances ◽  
2017 ◽  
Vol 7 (13) ◽  
pp. 7843-7856 ◽  
Author(s):  
Zenghui Qiu ◽  
Dawei He ◽  
Yongsheng Wang ◽  
Xuan Zhao ◽  
Wen Zhao ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Energy Density ◽  
High Performance ◽  
Cost Effective ◽  
Graphene Sheets ◽  
Core Shell ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Hierarchical Carbon ◽  
Hole Structure

In this work, we report a fast and cost-effective cobalt catalyzed gasification strategy to obtain defect-introduced graphene sheets (DGNs) with hole structure.

Facile synthesis of manganese carbonate quantum dots/Ni(HCO3)2–MnCO3 composites as advanced cathode materials for high energy density asymmetric supercapacitors

2015 ◽  
Vol 3 (44) ◽  
pp. 22102-22117 ◽  
Author(s):  
Qi Xun Xia ◽  
Kwan San Hui ◽  
Kwun Nam Hui ◽  
Sung Dae Kim ◽  
Jae Hong Lim ◽  
...  
Keyword(s):  
Quantum Dots ◽  
Energy Density ◽  
Cathode Materials ◽  
High Performance ◽  
High Energy ◽  
High Energy Density ◽  
Manganese Carbonate ◽  
Facile Synthesis ◽  
Asymmetric Supercapacitors ◽  
Cathode Electrode

Well dispersed MnCO3 quantum dots (∼1.2 nm) decorated on Ni(HCO3)2–MnCO3 as a cathode electrode for high performance supercapacitors.

Fiber-shaped asymmetric supercapacitors with ultrahigh energy density for flexible/wearable energy storage

2016 ◽  
Vol 4 (45) ◽  
pp. 17704-17710 ◽  
Author(s):  
Yong Li ◽  
Xiaoqin Yan ◽  
Xin Zheng ◽  
Haonan Si ◽  
Minghua Li ◽  
...  
Keyword(s):  
Energy Storage ◽  
Energy Density ◽  
Mechanical Stability ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors

Fiber-shaped asymmetric supercapacitors with ultrahigh energy density and excellent mechanical stability.

Hierarchical CoP@Ni2P core–shell nanosheets for ultrahigh energy density asymmetric supercapacitors

2020 ◽  
Vol 7 (16) ◽  
pp. 3030-3038
Author(s):  
Liang Jiang ◽  
Ming Yan ◽  
Lin Sun ◽  
Yu Liu ◽  
Hongye Bai ◽  
...  
Keyword(s):  
Energy Density ◽  
Carbon Paper ◽  
Core Shell ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Electrochemical Capacitance

A Ni2P nanosheet-modified ZIF-67-derived hierarchical CoP electrode was successfully fabricated on carbon paper with high electrochemical capacitance.

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