Micron-sized NiMn-glycerate solid spheres as cathode materials for all-solid-state asymmetric supercapacitor with superior energy density and cycling life

2021 ◽  
pp. 134100
Author(s):  
Shanshan Ding ◽  
Jian An ◽  
Dong Ding ◽  
Yining Zou ◽  
Lijun Zhao
Keyword(s):  
Solid State ◽  
Energy Density ◽  
Cathode Materials ◽  
Asymmetric Supercapacitor ◽  
Solid Spheres ◽  
Cycling Life

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.

An all-solid-state asymmetric device based on a polyaniline hydrogel for a high energy flexible supercapacitor

2017 ◽  
Vol 41 (1) ◽  
pp. 237-244 ◽  
Author(s):  
Hamid Heydari ◽  
Mohammad B. Gholivand
Keyword(s):  
Solid State ◽  
Energy Density ◽  
High Performance ◽  
High Energy ◽  
Gel Electrolyte ◽  
Asymmetric Supercapacitor ◽  
Flexible Supercapacitor ◽  
Asymmetric Device

3D porous PANI hydrogel and a gel electrolyte were used to fabricate a high performance, all-solid-state, flexible asymmetric supercapacitor with an energy density of up to 6.16 mW h cm−3.

A p-nitroaniline redox-active solid-state electrolyte for battery-like electrochemical capacitive energy storage combined with an asymmetric supercapacitor based on metal oxide functionalized β-polytype porous silicon carbide electrodes

2017 ◽  
Vol 46 (20) ◽  
pp. 6588-6600 ◽  
Author(s):  
Myeongjin Kim ◽  
Jeeyoung Yoo ◽  
Jooheon Kim
Keyword(s):  
Silicon Carbide ◽  
Energy Storage ◽  
Solid State ◽  
Porous Silicon ◽  
Energy Density ◽  
Metal Oxide ◽  
Asymmetric Supercapacitor ◽  
Capacitive Energy Storage ◽  
Solid State Electrolyte ◽  
Redox Active

A unique redox active flexible solid-state asymmetric supercapacitor with ultra-high capacitance and energy density was fabricated.

Microporous Ni11(HPO3)8(OH)6 nanocrystals for high-performance flexible asymmetric all solid-state supercapacitors

2014 ◽  
Vol 43 (45) ◽  
pp. 17000-17005 ◽  
Author(s):  
Yanping Gao ◽  
Junhong Zhao ◽  
Zhen Run ◽  
Guangqin Zhang ◽  
Huan Pang
Keyword(s):  
Solid State ◽  
Energy Density ◽  
High Performance ◽  
High Stability ◽  
Maximum Energy ◽  
Asymmetric Supercapacitor

Microporous Ni11(HPO3)8(OH)6 nanocrystals were successfully applied to create a flexible solid-state asymmetric supercapacitor, which achieved a maximum energy density of 0.45 mW h cm−3 with high stability for 10 000 cycles.

A high energy density all-solid-state asymmetric supercapacitor based on MoS2/graphene nanosheets and MnO2/graphene hybrid electrodes

2016 ◽  
Vol 4 (29) ◽  
pp. 11264-11275 ◽  
Author(s):  
Xue Yang ◽  
Hao Niu ◽  
He Jiang ◽  
Qian Wang ◽  
Fengyu Qu
Keyword(s):  
Solid State ◽  
Energy Density ◽  
Power Density ◽  
Graphene Nanosheets ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Positive Electrodes

An asymmetric supercapacitor with high energy density is designed using flower-like MoS2 and MnO2 grown on graphene nanosheets as the negative and positive electrodes, respectively. The device exhibits a high energy density of 78.9 W h kg−1 at a power density of 284.1 W kg−1.

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