scholarly journals Synergy of nano-ZnO and 3D-graphene foam electrodes for asymmetric supercapacitor devices

Nanoscale ◽  
2020 ◽  
Vol 12 (24) ◽  
pp. 12790-12800 ◽  
Author(s):  
Maryam Toufani ◽  
Sibel Kasap ◽  
Ali Tufani ◽  
Feray Bakan ◽  
Stefan Weber ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Asymmetric Supercapacitor ◽  
Defect Structures ◽  
Graphene Foam ◽  
Nano Zno ◽  
3D Graphene ◽  
Zno Nanocrystal

Combination of EPR and Photoluminescence data on the defect structures of sub-50 nm ZnO nanocrystal electrodes revealed extensive control of electrochemical performance of the supercapacitor devices.

Three dimensional (3D) flexible graphene foam/polypyrrole composite: towards highly efficient supercapacitors

RSC Advances ◽  
2015 ◽  
Vol 5 (6) ◽  
pp. 3999-4008 ◽  
Author(s):  
Sakineh Chabi ◽  
Chuang Peng ◽  
Zhuxian Yang ◽  
Yongde Xia ◽  
Yanqiu Zhu
Keyword(s):  
Electrochemical Performance ◽  
Three Dimensional ◽  
Graphene Foam ◽  
3D Graphene ◽  
3 Dimensional ◽  
Highly Efficient ◽  
Polypyrrole Composite

Polypyrrole (PPY) functionalized 3 dimensional (3D) graphene foam (GF) with remarkable electrochemical performance has been synthesized in this work.

Free-standing electrochemical electrode based on Ni(OH)2/3D graphene foam for nonenzymatic glucose detection

Nanoscale ◽  
2014 ◽  
Vol 6 (13) ◽  
pp. 7424-7429 ◽  
Author(s):  
Beibei Zhan ◽  
Changbing Liu ◽  
Huaping Chen ◽  
Huaxia Shi ◽  
Lianhui Wang ◽  
...  
Keyword(s):  
Electrochemical Performance ◽  
Glucose Detection ◽  
Free Standing ◽  
One Pot ◽  
Graphene Foam ◽  
3D Graphene ◽  
The One ◽  
Electrochemical Electrode

A facile method is developed for the one-pot preparation of hexagonal Ni(OH)2 nanosheets deposited on a 3DGF surface, which shows superior electrochemical performance for nonenzymatic glucose detection.

scholarly journals Asymmetric supercapacitor based on nanostructured graphene foam/polyvinyl alcohol/formaldehyde and activated carbon electrodes

2015 ◽  
Vol 273 ◽  
pp. 305-311 ◽  
Author(s):  
Abdulhakeem Bello ◽  
Farshad Barzegar ◽  
Damilola Momodu ◽  
Julien Dangbegnon ◽  
Fatemeh Taghizadeh ◽  
...  
Keyword(s):  
Activated Carbon ◽  
Polyvinyl Alcohol ◽  
Carbon Electrodes ◽  
Asymmetric Supercapacitor ◽  
Graphene Foam

Tailoring the morphology followed by the electrochemical performance of NiMn-LDH nanosheet arrays through controlled Co-doping for high-energy and power asymmetric supercapacitors

2017 ◽  
Vol 46 (38) ◽  
pp. 12876-12883 ◽  
Author(s):  
Saurabh Singh ◽  
Nanasaheb M. Shinde ◽  
Qi Xun Xia ◽  
Chandu V. V. M. Gopi ◽  
Je Moon Yun ◽  
...  
Keyword(s):  
Energy Density ◽  
Electrochemical Performance ◽  
Power Density ◽  
High Energy ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Co Doping ◽  
Nanosheet Arrays

A NiCoMn-LDH (10%)//rGO asymmetric supercapacitor device with 574 Wh kg−1 energy density at 749.9 W kg−1 power density and 89.4% retention even after 2500 cycles has been explored.

Electrochemical performance of an asymmetric supercapacitor based on graphene and cobalt molybdate electrodes

RSC Advances ◽  
2015 ◽  
Vol 5 (21) ◽  
pp. 16319-16327 ◽  
Author(s):  
Ganesh Kumar Veerasubramani ◽  
Karthikeyan Krishnamoorthy ◽  
Sang Jae Kim
Keyword(s):  
Graphene Oxide ◽  
Electrochemical Performance ◽  
Reduced Graphene Oxide ◽  
Negative Electrode ◽  
Positive Electrode ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Reduced Graphene ◽  
Cobalt Molybdate

In this article, we report the fabrication and electrochemical performance of asymmetric supercapacitors (ASCs) based on a reduced graphene oxide (rGO) negative electrode and a cobalt molybdate (CoMoO4) positive electrode.

Chinese knot-like bimetallic NiCo2S4 grew on 3D graphene foam as high-performance electrode for Na+ storage

2021 ◽  
pp. 161988
Author(s):  
Zhengyan Chen ◽  
Xin Wang ◽  
Haisheng Wang ◽  
Hui Wang ◽  
Tian Bai ◽  
...  
Keyword(s):  
High Performance ◽  
Graphene Foam ◽  
3D Graphene
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