Boosting the Energy Density and Lifespan of Solid-State Asymmetric Supercapacitor Using Ni–Co Layered Double Hydroxide@Co 3O 4 Nanocubes and Spongy Graphene Electrodes

2021 ◽  
Author(s):  
Ahmed G. El-Deen ◽  
Mohamed Abdel-Sattar ◽  
Nageh Allam
Keyword(s):  
Solid State ◽  
Energy Density ◽  
Layered Double Hydroxide ◽  
Asymmetric Supercapacitor ◽  
Double Hydroxide

A high energy density asymmetric supercapacitor based on a CoNi-layered double hydroxide and activated carbon

Carbon ◽  
2016 ◽  
Vol 100 ◽  
pp. 710 ◽  
Author(s):  
Li-jing Xie ◽  
Guo-hua Sun ◽  
Long-fei Xie ◽  
Fang-yuan Su ◽  
Xiao-ming Li ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Energy Density ◽  
Layered Double Hydroxide ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Double Hydroxide

A high energy density asymmetric supercapacitor based on a CoNi-layered double hydroxide and activated carbon

2016 ◽  
Vol 31 (1) ◽  
pp. 37-45 ◽  
Author(s):  
Li-jing Xie ◽  
Guo-hua Sun ◽  
Long-fei Xie ◽  
Fang-yuan Su ◽  
Xiao-ming Li ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Energy Density ◽  
Layered Double Hydroxide ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Double Hydroxide

A super-high energy density asymmetric supercapacitor based on 3D core–shell structured NiCo-layered double hydroxide@carbon nanotube and activated polyaniline-derived carbon electrodes with commercial level mass loading

2015 ◽  
Vol 3 (25) ◽  
pp. 13244-13253 ◽  
Author(s):  
Xiaocheng Li ◽  
Juanjuan Shen ◽  
Wei Sun ◽  
Xuda Hong ◽  
Rutao Wang ◽  
...  
Keyword(s):  
Carbon Nanotube ◽  
Energy Density ◽  
Layered Double Hydroxide ◽  
High Energy ◽  
High Energy Density ◽  
Carbon Electrodes ◽  
Core Shell ◽  
Asymmetric Supercapacitor ◽  
Mass Loading ◽  
Double Hydroxide

An asymmetric supercapacitor device with an energy density of 89.7 W h kg−1 at commercial level mass loading was successfully fabricated.

Hierarchical CuAl-layered double hydroxide/CoWO4 nanocomposites with enhanced efficiency for use in supercapacitors with long cycling stability

2019 ◽  
Vol 43 (38) ◽  
pp. 15240-15248 ◽  
Author(s):  
Soheila Sanati ◽  
Zolfaghar Rezvani ◽  
Reza Abazari ◽  
Zhiquan Hou ◽  
Hongxing Dai
Keyword(s):  
Energy Density ◽  
Power Density ◽  
Layered Double Hydroxide ◽  
Cycling Stability ◽  
Asymmetric Supercapacitor ◽  
Double Hydroxide

A CuAl-LDH/CoWO4 nanocomposite was used in an asymmetric supercapacitor, providing 35.87 W h kg−1 energy density and 10 188 W kg−1 power density.

Ultrahigh energy density and stable supercapacitor with 2D NiCoAl Layered double hydroxide

2017 ◽  
Vol 253 ◽  
pp. 324-332 ◽  
Author(s):  
Yuanhua Xiao ◽  
Dangcheng Su ◽  
Xuezhao Wang ◽  
Shide Wu ◽  
Liming Zhou ◽  
...  
Keyword(s):  
Energy Density ◽  
Layered Double Hydroxide ◽  
Ultrahigh Energy ◽  
Double Hydroxide

A high performance solid state asymmetric supercapacitor device based upon NiCo2O4nanosheets//MnO2microspheres

RSC Advances ◽  
2016 ◽  
Vol 6 (74) ◽  
pp. 70292-70302 ◽  
Author(s):  
Syed Khalid ◽  
Chuanbao Cao ◽  
Lin Wang ◽  
Youqi Zhu ◽  
Yu Wu
Keyword(s):  
Solid State ◽  
Energy Density ◽  
Power Density ◽  
High Performance ◽  
Asymmetric Supercapacitor ◽  
State Device ◽  
Solid State Device

The volumetric energy density and power density of a novel solid state device (NiCo2O4//MnO2) are much higher than most reported devices.

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