Facile Fabrication of Three-Dimensional Hierarchical Nanoarchitectures of VO2/Graphene@NiS2 Hybrid Aerogel for High-Performance All-Solid-State Asymmetric Supercapacitors with Ultrahigh Energy Density

2018 ◽  
Vol 2 (1) ◽  
pp. 459-467 ◽  
Author(s):  
Hsieh-Chih Chen ◽  
Yi-Cih Lin ◽  
Yan-Lin Chen ◽  
Chi-Jen Chen
Keyword(s):  
Solid State ◽  
Energy Density ◽  
High Performance ◽  
Three Dimensional ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Facile Fabrication ◽  
Hybrid Aerogel

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.

High-performance quasi-solid-state asymmetric supercapacitors based on BiMn2O5 nanoparticles and redox-additive electrolytes

2019 ◽  
Vol 6 (8) ◽  
pp. 2061-2070 ◽  
Author(s):  
Jai Bhagwan ◽  
Bhimanaboina Ramulu ◽  
Jae Su Yu
Keyword(s):  
Energy Storage ◽  
Solid State ◽  
Energy Density ◽  
High Performance ◽  
High Energy ◽  
High Energy Density ◽  
Asymmetric Supercapacitors ◽  
Storage Performance

The investigation of nanomaterials with improved energy storage performance is essential in the development of high energy density supercapacitors.

Biomass-derived three-dimensional honeycomb-like hierarchical structured carbon for ultrahigh energy density asymmetric supercapacitors

2016 ◽  
Vol 4 (35) ◽  
pp. 13589-13602 ◽  
Author(s):  
Dandan Shan ◽  
Jiao Yang ◽  
Wei Liu ◽  
Jun Yan ◽  
Zhuangjun Fan
Keyword(s):  
Energy Density ◽  
Bacterial Cellulose ◽  
Low Cost ◽  
Three Dimensional ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
One Step

3D honeycomb-like hierarchical structured carbon (HSC) has been fabricated by one-step carbonization/activation of abundant and low cost bacterial cellulose for ultrahigh energy density supercapacitors.

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 performance asymmetric supercapacitors with ultrahigh energy density based on hierarchical carbon nanotubes@NiO core–shell nanosheets and defect-introduced graphene sheets with hole structure

RSC Advances ◽  
2017 ◽  
Vol 7 (13) ◽  
pp. 7843-7856 ◽  
Author(s):  
Zenghui Qiu ◽  
Dawei He ◽  
Yongsheng Wang ◽  
Xuan Zhao ◽  
Wen Zhao ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Energy Density ◽  
High Performance ◽  
Cost Effective ◽  
Graphene Sheets ◽  
Core Shell ◽  
Ultrahigh Energy ◽  
Asymmetric Supercapacitors ◽  
Hierarchical Carbon ◽  
Hole Structure

In this work, we report a fast and cost-effective cobalt catalyzed gasification strategy to obtain defect-introduced graphene sheets (DGNs) with hole structure.

Hierarchical 3D Zn–Ni–P nanosheet arrays as an advanced electrode for high-performance all-solid-state asymmetric supercapacitors

2018 ◽  
Vol 6 (18) ◽  
pp. 8669-8681 ◽  
Author(s):  
Thanh Tuan Nguyen ◽  
Jayaraman Balamurugan ◽  
Nam Hoon Kim ◽  
Joong Hee Lee
Keyword(s):  
Solid State ◽  
Energy Density ◽  
Power Density ◽  
High Performance ◽  
Cycling Stability ◽  
Asymmetric Supercapacitors ◽  
Nanosheet Arrays

A hierarchical 3D Zn–Ni–P nanosheet arrays based all-solid-state ASC exhibits an excellent energy density of ∼90.12 W h kg−1 at 0.61 kW kg−1, power density of ∼8.77 kW kg−1 at 65.83 W h kg−1, and extraordinary cycling stability of ∼93.05% capacitance retention after 20 000 cycles.

Fabrication of high performance flexible all-solid-state asymmetric supercapacitors with a three dimensional disc-like WO3/stainless steel electrode

RSC Advances ◽  
2016 ◽  
Vol 6 (114) ◽  
pp. 113442-113451 ◽  
Author(s):  
Pragati A. Shinde ◽  
Nilesh R. Chodankar ◽  
Vaibhav C. Lokhande ◽  
Amar M. Patil ◽  
Taeksoo Ji ◽  
...  
Keyword(s):  
Stainless Steel ◽  
Solid State ◽  
High Performance ◽  
Three Dimensional ◽  
Stainless Steel Electrode ◽  
Asymmetric Supercapacitors ◽  
Steel Electrode

The schematic of steps involved in fabrication of flexible MnO2//WO3 ASCs device.

Facile fabrication of Co2CuS4 nanoparticle anchored N-doped graphene for high-performance asymmetric supercapacitors

2016 ◽  
Vol 4 (44) ◽  
pp. 17560-17571 ◽  
Author(s):  
Meng Guo ◽  
Jayaraman Balamurugan ◽  
Tran Duy Thanh ◽  
Nam Hoon Kim ◽  
Joong Hee Lee
Keyword(s):  
Energy Density ◽  
Power Density ◽  
High Power ◽  
High Performance ◽  
Cycling Stability ◽  
Asymmetric Supercapacitor ◽  
High Power Density ◽  
Asymmetric Supercapacitors ◽  
Doped Graphene ◽  
Facile Fabrication

A novel Co2CuS4/NG composite based asymmetric supercapacitor delivers superb energy density (~53.3 W h kg−1), high power density (~10936 W kg−1 at 38.4 W h kg−1) and outstanding cycling stability (~4000 cycles).

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