Journal ArticleDOI
One-pot synthesis of heterogeneous Co3O4-nanocube/Co(OH)2-nanosheet hybrids for high-performance flexible asymmetric all-solid-state supercapacitors
Huan Pang,Xinran Li,Qunxing Zhao,Huaiguo Xue,Wen-Yong Lai,Wen-Yong Lai,Zheng Hu,Wei Huang,Wei Huang +8 more
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In this article, a novel heterogenous Co 3 O 4 -nanocube/Co(OH) 2 -nanosheet hybrid is prepared by a controllable facile one-pot hydrothermal reaction.About:
This article is published in Nano Energy.The article was published on 2017-05-01. It has received 292 citations till now. The article focuses on the topics: Nanosheet & Capacitance.read more
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A safeguarding and high temperature tolerant organogel electrolyte for flexible solid-state supercapacitors
TL;DR: In this article, an organogel electrolyte with anti-impact and high-temperature tolerance properties is developed by dissolving polyvinyl alcohol (PVA) in ethylene glycol (EG) and mixing with shear thickening fluid (STF) to fabricate STF reinforced supercapacitor (SSC).
Journal ArticleDOI
Enhanced pseudocapacitive energy storage of oxides grown on nanoporous alloys by solid solution
Shaofei Zhang,Shaofei Zhang,Jieyu Liu,Lijing Wang,Zhijia Zhang,Jianli Kang,Jianli Kang,Pan Liu,Weichao Wang +8 more
TL;DR: In this article, a series of nanoporous alloy@oxide composite electrodes are prepared by self-oxidation of the nanoporous NiMMn alloys, where various dopants of 3d transition metal elements (M =,Ti, V, Cr, Fe, Co, Cu) are introduced to tune the electronic structures prior to oxidation of the alloys.
Journal ArticleDOI
High-energy-density hybrid sol–gel dielectric film capacitors with a polymeric charge blocking layer
TL;DR: In this article, a bilayer structure based on a hybrid dielectric sol-gel film with a polymeric charge blocking layer was proposed, which achieved a maximum discharged energy density of 31 J cm−3 at 670 V μm−1, determined by a charge discharge measurement.
Journal ArticleDOI
Multilevel Coupled Hybrids Made of Porous Cobalt Oxides and Graphene for High-Performance Lithium Storage
Chao Hu,Juan Yang,Chang Yu,Shaofeng Li,Ye Mu,Silin Bai,Man Wang,Sucen Liang,Jieshan Qiu,Jieshan Qiu +9 more
TL;DR: The high reversible capacity of the CoO/CO3 O4 -G hybrids is retained at elevated current densities, for example, a capacity of approximately 455 mA h g-1 can be achieved at a current rate as high as 4 A G-1 , indicative of its potential for high-performance lithium-ion batteries.
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Redispersed Bi nanoparticles on graphene fiber fabric anode regulated by microwave irradiation for flexible sodium ion capacitors
TL;DR: In this paper, a flexible graphene fiber fabric (GFF) with well-dispersed Bi nanoparticles by a facile and efficient microwave (MW) irradiation method is reported.
References
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A review of electrode materials for electrochemical supercapacitors
TL;DR: Two important future research directions are indicated and summarized, based on results published in the literature: the development of composite and nanostructured ES materials to overcome the major challenge posed by the low energy density.
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Recent Advances in Metal Oxide-based Electrode Architecture Design for Electrochemical Energy Storage
TL;DR: Recent advances in strategies for advanced metal oxide-based hybrid nanostructure design are reviewed, with the focus on the binder-free film/array electrodes that can provide larger electrochemically active surface area, faster electron transport and superior ion diffusion, thus leading to substantially improved cycling and rate performance.
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Nickel–Cobalt Layered Double Hydroxide Nanosheets for High-performance Supercapacitor Electrode Materials
TL;DR: In this article, a facile and novel one-step method of growing nickel-cobalt layered double hydroxide (Ni-Co LDH) hybrid films with ultrathin nanosheets and porous nanostructures on nickel foam is presented using cetyltrimethylammonium bromide as nanostructure growth assisting agent but without any adscititious alkali sources and oxidants.
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Ordered Whiskerlike Polyaniline Grown on the Surface of Mesoporous Carbon and Its Electrochemical Capacitance Performance
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Nickel–Cobalt Hydroxide Nanosheets Coated on NiCo2O4 Nanowires Grown on Carbon Fiber Paper for High-Performance Pseudocapacitors
TL;DR: A series of flexible nanocomposite electrodes were fabricated by facile electro-deposition of cobalt and nickel double hydroxide (DH) nanosheets on porous NiCo2O4 nanowires grown radially on carbon fiber paper (CFP) for high capacity, high energy, and power density supercapacitors.