Freestanding three-dimensional reduced graphene oxide/MnO2 on porous carbon/nickel foam as a designed hierarchical multihole supercapacitor electrode

2017 ◽  
Vol 252 ◽  
pp. 306-314 ◽  
Author(s):  
Lei Zhang ◽  
Tiehu Li ◽  
Xianglin Ji ◽  
Zhiyong Zhang ◽  
Wenbo Yang ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
Porous Carbon ◽  
Nickel Foam ◽  
Three Dimensional ◽  
Supercapacitor Electrode ◽  
Reduced Graphene

A dendrite-free and stable anode for high-performance Li–O2 batteries by prestoring Li in reduced graphene oxide coated three-dimensional nickel foam

2020 ◽  
Vol 56 (55) ◽  
pp. 7645-7648
Author(s):  
Huimin Zhao ◽  
Yiru Ma ◽  
Haocheng Qi ◽  
Zhenyu Xiao ◽  
Haifeng Lin ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Reduced Graphene Oxide ◽  
High Performance ◽  
Nickel Foam ◽  
Three Dimensional ◽  
Ni Foam ◽  
Dimensional Changes ◽  
Reduced Graphene

GO modified Ni foam is used as a host to construct a Li/rGO-Ni electrode, which suppresses dimensional changes and Li dendrites.

Preparation of a reduced graphene oxide hydrogel by Ni ions and its use in a supercapacitor electrode

RSC Advances ◽  
2015 ◽  
Vol 5 (29) ◽  
pp. 22753-22758 ◽  
Author(s):  
Van Hoang Luan ◽  
Jin Suk Chung ◽  
Seung Hyun Hur
Keyword(s):  
Graphene Oxide ◽  
Hydrothermal Synthesis ◽  
Reduced Graphene Oxide ◽  
Chemical Reaction ◽  
Electrostatic Force ◽  
Three Dimensional ◽  
Nickel Acetate ◽  
Acetate Solution ◽  
Supercapacitor Electrode ◽  
Reduced Graphene

A three-dimensional (3D) reduced graphene oxide hydrogel (rGOH) was prepared by hydrothermal synthesis based on the electrostatic force and chemical reaction between graphene oxide (GO) and Ni ions in a nickel acetate solution.

Ultra-high pseudocapacitance of mesoporous ZnCo2O4 nanosheets on reduced graphene oxide utilizing a neutral aqueous electrolyte

RSC Advances ◽  
2015 ◽  
Vol 5 (1) ◽  
pp. 807-811 ◽  
Author(s):  
In Kyu Moon ◽  
Kyoung-Yong Chun
Keyword(s):  
Graphene Oxide ◽  
Specific Capacitance ◽  
Reduced Graphene Oxide ◽  
Aqueous Electrolyte ◽  
Nickel Foam ◽  
Supercapacitor Electrode ◽  
Reduced Graphene ◽  
Neutral Aqueous Electrolyte

A mesoporous ZnCo2O4 nanosheet on a reduced graphene oxide/nickel foam network was employed as a supercapacitor electrode. It shows ultrahigh specific capacitance of 2009 F g−1 at 10 mV s−1 in neutral 0.1 M Na2SO4 electrolyte.

Sign in / Sign up

Export Citation Format

Share Document