Dual role of nickel foam in NiCoAl-LDH ensuring high-performance for asymmetric supercapacitors

2019 ◽  
Vol 43 (7) ◽  
pp. 3139-3145 ◽  
Author(s):  
Peiying Li ◽  
Yang Jiao ◽  
Shunyu Yao ◽  
Lixin Wang ◽  
Gang Chen
Keyword(s):  
Synergistic Effect ◽  
Active Sites ◽  
High Performance ◽  
Nickel Foam ◽  
Three Dimensional ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Cobalt Ions ◽  
Porous Networks

The synergistic effect between nickel and cobalt ions at proper proportions with hierarchical three-dimensional porous networks could enhance conductivity and provide more active sites for a high performance asymmetric supercapacitor.

A three-dimensional graphene framework-enabled high-performance stretchable asymmetric supercapacitor

2018 ◽  
Vol 6 (4) ◽  
pp. 1802-1808 ◽  
Author(s):  
Ke Li ◽  
Yanshan Huang ◽  
Jingjing Liu ◽  
Mansoor Sarfraz ◽  
Phillips O. Agboola ◽  
...  
Keyword(s):  
Energy Density ◽  
High Performance ◽  
Three Dimensional ◽  
High Energy ◽  
Cycling Stability ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Superior Cycling Stability

Three-dimensional graphene frameworks enable the development of stretchable asymmetric supercapacitors with a record high energy density of 77.8 W h kg−1, and also excellent stretchability and superior cycling stability.

A high-performance asymmetric supercapacitor electrode based on a three-dimensional ZnMoO4/CoO nanohybrid on nickel foam

Nanoscale ◽  
2019 ◽  
Vol 11 (28) ◽  
pp. 13639-13649 ◽  
Author(s):  
Pengxi Li ◽  
Chaohui Ruan ◽  
Jing Xu ◽  
Yibing Xie
Keyword(s):  
Energy Storage ◽  
High Performance ◽  
Nickel Foam ◽  
Three Dimensional ◽  
High Energy ◽  
Asymmetric Supercapacitor ◽  
Supercapacitor Electrode ◽  
Storage Performance ◽  
High Energy Storage

A three-dimensional criss-crossed ZnMoO4/CoO nanohybrid was synthesized to deliver high energy storage performance.

Electrosynthesis of a corn flake-like NiO nanostructure on nickel foam for polymer gel electrolyte-based high performance asymmetric supercapacitors

2017 ◽  
Vol 41 (19) ◽  
pp. 10584-10591 ◽  
Author(s):  
Vijay S. Kumbhar ◽  
Moo Hwan Cho ◽  
Jintae Lee ◽  
Woo Kyoung Kim ◽  
Moonyong Lee ◽  
...  
Keyword(s):  
Activated Carbon ◽  
High Performance ◽  
Nickel Foam ◽  
Gel Electrolyte ◽  
Asymmetric Supercapacitor ◽  
Polymer Gel ◽  
Polymer Gel Electrolyte ◽  
Asymmetric Supercapacitors ◽  
Corn Flake

A high performance asymmetric supercapacitor was fabricated with an electrodeposited corn flake-like NiO nanostructure, activated carbon, and polymer gel.

Three-dimensional Co3O4@C@Ni3S2 sandwich-structured nanoneedle arrays: towards high-performance flexible all-solid-state asymmetric supercapacitors

2015 ◽  
Vol 3 (31) ◽  
pp. 16150-16161 ◽  
Author(s):  
Dezhi Kong ◽  
Chuanwei Cheng ◽  
Ye Wang ◽  
Jen It Wong ◽  
Yaping Yang ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Solid State ◽  
High Performance ◽  
Three Dimensional ◽  
Negative Electrode ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Cycle Stability ◽  
Asymmetric Supercapacitors

A novel asymmetric supercapacitor composed of Co3O4@C@Ni3S2 NNAs as the positive electrode and activated carbon (AC) as the negative electrode can deliver a high energy density and excellent long cycle stability.

Hierarchical three-dimensional mesoporous MnO2 nanostructures for high performance aqueous asymmetric supercapacitors

2016 ◽  
Vol 4 (2) ◽  
pp. 587-595 ◽  
Author(s):  
Sourav Bag ◽  
C. Retna Raj
Keyword(s):  
Energy Density ◽  
High Performance ◽  
Three Dimensional ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors

Nanocrystalline mesoporous α-MnO2 is synthesized for the fabrication of a high energy density aqueous asymmetric supercapacitor device.

scholarly journals High mass loading flower-like MnO2 on NiCo2O4 deposited graphene/nickel foam as high-performance electrodes for asymmetric supercapacitors

RSC Advances ◽  
2021 ◽  
Vol 11 (27) ◽  
pp. 16161-16172
Author(s):  
Jing Jin ◽  
Jie Ding ◽  
Xing Wang ◽  
Congcong Hong ◽  
Huaping Wu ◽  
...  
Keyword(s):  
Energy Density ◽  
High Performance ◽  
Nickel Foam ◽  
High Mass ◽  
Asymmetric Supercapacitor ◽  
Mass Loading ◽  
Asymmetric Supercapacitors ◽  
3D Graphene

A NiCo2O4/MnO2 heterostructure with high mass loading MnO2 microflowers was built on the surface of 3D graphene/nickel foam for the preparation of an asymmetric supercapacitor with splended energy density (45.9 Wh kg−1).

Fabrication of cobalt gallium oxide with zinc iron oxide on nickel foam for a high-performance asymmetric supercapacitor

2019 ◽  
Vol 43 (11) ◽  
pp. 4590-4598 ◽  
Author(s):  
Akbar Mohammadi Zardkhoshoui ◽  
Saied Saeed Hosseiny Davarani ◽  
Masumeh Hashemi
Keyword(s):  
Iron Oxide ◽  
Gallium Oxide ◽  
High Performance ◽  
Nickel Foam ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Practical Applications ◽  
Straightforward Method

A straightforward method is proposed for the synthesis of CoGa2O4 on nickel foam with excellent durability for practical applications in asymmetric supercapacitors.

N-doped carbon foam based three-dimensional electrode architectures and asymmetric supercapacitors

2015 ◽  
Vol 3 (6) ◽  
pp. 2853-2860 ◽  
Author(s):  
Jie Wang ◽  
Laifa Shen ◽  
Ping Nie ◽  
Xiaoliang Yun ◽  
Yunling Xu ◽  
...  
Keyword(s):  
Mesoporous Carbon ◽  
High Performance ◽  
Carbon Film ◽  
Three Dimensional ◽  
Carbon Foam ◽  
Ordered Mesoporous Carbon ◽  
Asymmetric Supercapacitor ◽  
Free Standing ◽  
Asymmetric Supercapacitors ◽  
Ordered Mesoporous

A high-performance asymmetric supercapacitor was constructed with a self-supported carbon foam (CF)/ordered mesoporous carbon film and a free-standing CF-NiCo2O4 composite.

The synergistic effect of the RuO2 nanoparticle-decorated V2O5 heterostructure for high-performance asymmetric supercapacitors

2021 ◽  
Author(s):  
N. S. Palani ◽  
N. S. Kavitha ◽  
K. S. Venkatesh ◽  
K. Ashok Kumar ◽  
M. Senthilkumar ◽  
...  
Keyword(s):  
Synergistic Effect ◽  
High Performance ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors

Schematic illustration of a 3 wt% RuO2–V2O5//AC asymmetric supercapacitor device

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