scholarly journals Hydrothermal assisted in situ growth of CoSe onto graphene nanosheets as a nanohybrid positive electrode for asymmetric supercapacitors

RSC Advances ◽  
2017 ◽  
Vol 7 (10) ◽  
pp. 5853-5862 ◽  
Author(s):  
Balakrishnan Kirubasankar ◽  
Vignesh Murugadoss ◽  
Subramania Angaiah
Keyword(s):  
Energy Density ◽  
Hydrothermal Method ◽  
Graphene Nanosheets ◽  
Positive Electrode ◽  
Asymmetric Supercapacitor ◽  
In Situ Growth ◽  
Asymmetric Supercapacitors ◽  
One Pot ◽  
Cobalt Selenide

Cobalt selenide–graphene (CoSe–G) nanohybrid was successfully synthesised by a one-pot hydrothermal method and used as a positive electrode for asymmetric supercapacitor, which provides an energy density of 45.5 W h kg−1 and a power density of 1.1 kW kg−1.

In situ growth of NiCo2S4@Ni3V2O8 on Ni foam as a binder-free electrode for asymmetric supercapacitors

2016 ◽  
Vol 4 (15) ◽  
pp. 5669-5677 ◽  
Author(s):  
Lengyuan Niu ◽  
Yidan Wang ◽  
Fengping Ruan ◽  
Cheng Shen ◽  
Shen Shan ◽  
...  
Keyword(s):  
Energy Density ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
High Power Density ◽  
In Situ Growth ◽  
Ni Foam ◽  
Asymmetric Supercapacitors ◽  
Binder Free

A NiCo2S4@Ni3V2O8//AC asymmetric supercapacitor was successfully fabricated and it can deliver both high energy density and high power density.

Band gap modified boron doped NiO/Fe3O4 nanostructure as the positive electrode for high energy asymmetric supercapacitors

RSC Advances ◽  
2016 ◽  
Vol 6 (2) ◽  
pp. 1380-1387 ◽  
Author(s):  
Sanjit Saha ◽  
Milan Jana ◽  
Partha Khanra ◽  
Pranab Samanta ◽  
Hyeyoung Koo ◽  
...  
Keyword(s):  
Band Gap ◽  
Hydrothermal Method ◽  
Electrode Material ◽  
High Energy ◽  
Positive Electrode ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Boron Doped ◽  
Positive Electrode Material ◽  
One Step

A boron doped NiO/Fe3O4 nanostructure was successfully synthesized by a facile one-step hydrothermal method and used as the positive electrode material in asymmetric supercapacitor.

In situ grown nickel selenide on graphene nanohybrid electrodes for high energy density asymmetric supercapacitors

Nanoscale ◽  
2018 ◽  
Vol 10 (43) ◽  
pp. 20414-20425 ◽  
Author(s):  
Balakrishnan Kirubasankar ◽  
Vignesh Murugadoss ◽  
Jing Lin ◽  
Tao Ding ◽  
Mengyao Dong ◽  
...  
Keyword(s):  
Energy Density ◽  
Power Density ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors

A NiSe–G∥AC asymmetric supercapacitor with both pseudocapacitance and EDLC mechanisms provides an energy density of 50.1 W h kg−1 and a power density of 816 W kg−1.

In situ growth of Au nanoparticles on 3D Bi2O2CO3 for surface plasmon enhanced visible light photocatalysis

2015 ◽  
Vol 39 (11) ◽  
pp. 8446-8453 ◽  
Author(s):  
Rui Wang ◽  
Xinwei Li ◽  
Wen Cui ◽  
Yuxin Zhang ◽  
Fan Dong
Keyword(s):  
Visible Light ◽  
Hydrothermal Method ◽  
Surface Plasmon ◽  
Au Nanoparticles ◽  
Visible Light Photocatalysis ◽  
In Situ Growth ◽  
One Pot ◽  
Visible Light Active

The highly visible light active 3D Au/Bi2O2CO3 heterostructure was fabricated by a one-pot in situ hydrothermal method.

Vacancies-engineered MoO3 and Na+-preinserted MnO2 in-situ grown N-doped graphene nanotubes as electrode materials for high-performance asymmetric supercapacitor

2021 ◽  
Author(s):  
Jian Zhao ◽  
He Cheng ◽  
Huanyu Li ◽  
Yan-Jie Wang ◽  
Qingyan Jiang ◽  
...  
Keyword(s):  
High Performance ◽  
Electrode Materials ◽  
High Energy ◽  
Cooperative Effect ◽  
Electrochemical Energy Storage ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Doped Graphene ◽  
Power Densities

Developing advanced negative and positive electrode materials for asymmetric supercapacitors (ASCs) as the electrochemical energy storage can enable the device to reach high energy/power densities resulting from the cooperative effect...

Flexible high-energy asymmetric supercapacitors based on MnO@C composite nanosheet electrodes

2017 ◽  
Vol 5 (2) ◽  
pp. 804-813 ◽  
Author(s):  
Neng Yu ◽  
Kai Guo ◽  
Wei Zhang ◽  
Xianfu Wang ◽  
Ming-Qiang Zhu
Keyword(s):  
Energy Density ◽  
Power Density ◽  
High Energy ◽  
Asymmetric Supercapacitor ◽  
Asymmetric Supercapacitors ◽  
Positive Electrodes

A flexible asymmetric supercapacitor assembled with novel MnO@C composite nanosheets and Co3O4 nanosheets as negative and positive electrodes achieves an exceptional energy density of 59.6 W h kg−1 at a power density of 1529.8 W kg−1.

Construction of Z-Scheme Bi3TaO7/Zn0.5Cd0.5S composites with high-efficiency for levofloxacin degradation under visible light irradiation

2021 ◽  
Author(s):  
Jingjing Xu ◽  
Yang liu ◽  
xueping li ◽  
Mindong Chen
Keyword(s):  
Visible Light ◽  
Hydrothermal Method ◽  
Visible Light Irradiation ◽  
High Efficiency ◽  
Light Irradiation ◽  
In Situ Growth ◽  
Composite Photocatalysts ◽  
Photocatalytic Activities

Direct Z-scheme Bi3TaO7/Zn0.5Cd0.5S composite photocatalysts were successfully prepared via an in-situ growth hydrothermal method. The photocatalytic activities of composites were investigated by the degradation of levofloxacin under visible light. And...

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