Fabrication of high energy density symmetric supercapacitor based on cobalt-nickel bimetallic tungstate nanoparticles decorated phosphorus-sulphur co-doped graphene nanosheets with extended voltage

2019 ◽  
Vol 371 ◽  
pp. 679-692 ◽  
Author(s):  
Anuja S. Rajpurohit ◽  
Ninad S. Punde ◽  
Chaitali R. Rawool ◽  
Ashwini K. Srivastava
Keyword(s):  
Energy Density ◽  
Graphene Nanosheets ◽  
High Energy ◽  
High Energy Density ◽  
Cobalt Nickel ◽  
Symmetric Supercapacitor ◽  
Doped Graphene ◽  
Co Doped

High energy density supercapacitor based on N/B co-doped graphene nanoarchitectures and ionic liquid electrolyte

Ionics ◽  
2019 ◽  
Vol 25 (9) ◽  
pp. 4351-4360 ◽  
Author(s):  
Zhongliang Yu ◽  
Jiahe Zhang ◽  
Chunxian Xing ◽  
Lei Hu ◽  
Lili Wang ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Energy Density ◽  
High Energy ◽  
Liquid Electrolyte ◽  
High Energy Density ◽  
Ionic Liquid Electrolyte ◽  
Doped Graphene ◽  
Co Doped

Heteroatom-doped graphene as electrocatalysts for air cathodes

2017 ◽  
Vol 4 (1) ◽  
pp. 7-19 ◽  
Author(s):  
Huijuan Cui ◽  
Zhen Zhou ◽  
Dianzeng Jia
Keyword(s):  
Energy Density ◽  
High Energy ◽  
High Energy Density ◽  
Doped Graphene

Heteroatom doped graphene as an electrocatalyst for air cathodes is discussed to promote the development of devices with high energy density.

Three-Dimensional Porous Nitrogen doped Graphene Hydrogel for High Energy Density supercapacitors

2016 ◽  
Vol 213 ◽  
pp. 291-297 ◽  
Author(s):  
Dan Liu ◽  
Chaopeng Fu ◽  
Ningshuang Zhang ◽  
Haihui Zhou ◽  
Yafei Kuang
Keyword(s):  
Energy Density ◽  
Three Dimensional ◽  
High Energy ◽  
High Energy Density ◽  
Nitrogen Doped ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

Achieving high energy density in a 4.5 V all nitrogen-doped graphene based lithium-ion capacitor

2019 ◽  
Vol 7 (34) ◽  
pp. 19909-19921 ◽  
Author(s):  
Ronghua Wang ◽  
Qiannan Zhao ◽  
Weikang Zheng ◽  
Zongling Ren ◽  
Xiaolin Hu ◽  
...  
Keyword(s):  
Energy Density ◽  
Lithium Ion ◽  
High Energy ◽  
High Energy Density ◽  
High Power Density ◽  
Ultrahigh Energy ◽  
Nitrogen Doped ◽  
Lithium Ion Capacitor ◽  
Nitrogen Doped Graphene ◽  
Doped Graphene

A 4.5 V “dual carbon” LIC device is constructed based on all nitrogen doped graphene nanostructures. It could achieve an ultrahigh energy density of 187.9 W h kg−1 at a high power density of 2250 W kg−1 due to the alleviating kinetic mismatch.

Electrochemically Reduced Ultra-high Mass Loading Three-Dimensional Carbon Nanofiber Network: A Reproducible and Stable Cell Voltage of 2.0 V and High Energy Density Symmetric Supercapacitor

Nanoscale ◽  
2021 ◽  
Author(s):  
Gunendra Prasad Ojha ◽  
Bishweshwar Pant ◽  
Jiwan Acharya ◽  
Mira Park
Keyword(s):  
Energy Density ◽  
Carbon Nanofiber ◽  
Three Dimensional ◽  
Cell Voltage ◽  
High Energy ◽  
Low Energy ◽  
High Energy Density ◽  
High Mass ◽  
Mass Loading ◽  
Symmetric Supercapacitor

Commercial supercapacitors need high mass loading of more than 10 mg cm-2 and a high working potential window to resolve the low energy density concern. Herein, we have demonstrated a...

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