nanowire arrays and energy storage
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1D semiconductor nanowires for energy conversion, harvesting …
State-of-the-art 1D-SN energy nano-systems have been demonstrated to yield diverse outcomes of high significance including single-nanowire and array-based photovoltaic cells (InP nanowires with a maximum power conversion efficiency up to 17.8%), nanogenerators (SiGe nanowires with a maximum power output of 7.1 μW/cm 2), …
يتعلم أكثر3D hierarchical NiCo2O4@Co3S4@MnS@PPy core-sheath nanowire arrays …
To cater to the mushrooming advanced energy storage devices need, designing and preparing novel electrode materials with excellent electrochemical properties (including high capacitance and prominent cycling stability) are urgent but challenging. ... Then, the NiCo 2 O 4 nanowire arrays were used as the backbone network for the …
يتعلم أكثرElectrochemical Energy Storage Application and Degradation
Electrochemical Energy Storage Application and Degradation Analysis of Carbon-Coated Hierarchical NiCo 2 S 4 Core-Shell Nanowire Arrays Grown Directly on Graphene/Nickel Foam. Sci. Rep .
يتعلم أكثرNanowires for Lithium‐ion Batteries
In this section, we summarize the application of NWs in lithium-ion batteries; discuss the unique characteristics of NWs for energy storage, and give …
يتعلم أكثرIn situ grown hierarchical NiO nanosheet@nanowire arrays for …
The unique NiO hierarchical nanostructures, which are composed of NiO nanowires grown on the surface of a nanosheet array, show improved electrochromic properties such as …
يتعلم أكثرSelf-Organized Plasmonic Nanowire Arrays Coated with Ultrathin …
Photochemical reactions that promote energy storage, such as water splitting and oxygen–hydrogen evolution reactions, play a crucial role in this context. …
يتعلم أكثرMesoporous Co0.85Se nanowire arrays for flexible asymmetric ...
1. Introduction. The increasing energy consumption and environmental pollution have promoted the urgent demand for clean and sustainable energy. Fuel cells, batteries and supercapacitors (SCs) are the most popular devices for energy conversion and storage [1], [2], [3], [4] the past decades, SCs have attracted more and more …
يتعلم أكثرOne-dimension MnCo2O4 nanowire arrays for electrochemical energy storage …
Jan 10, 2014, L. Li and others published One-dimension MnCo2O4 nanowire arrays for electrochemical energy storage ... MnCo 2 O 4 nanowire arrays exhibited a specific capacitance of 349 .8 Fg −1 ...
يتعلم أكثرIntegration of CuO nanosheets to Zn-Ni-Co oxide nanowire arrays for energy storage …
As energy storage technology continues to advance, the rapid charging capability enabled by high power density is gradually becoming a key metric for assessing energy storage devices. In this context, ionic hybrid capacitors aim to achieve higher energy density than electric double-layer capacitors (EDLC) and higher power density …
يتعلم أكثرUniform Nickel Vanadate (Ni3V2O8) Nanowire Arrays Organized by ...
The present work indicates that the experimentally designed Ni 3 V 2 O 8 nanowire arrays possesses great application potentials in high-performance energy storage devices, and this method may be ...
يتعلم أكثرHierarchical Nanocomposites of Polyaniline Nanowire Arrays …
As c An was increased, the PANI nanowire array became longer and longer . When the c An was increased to 0.03 M, the ordered PANI nanowire array with several ten nanometers in length was formed on ...
يتعلم أكثرHigh mass loading Ni4Co1-OH@CuO core-shell nanowire arrays obtained by electrochemical reconstruction for alkaline energy storage …
The design of three-dimensional (3D) core-shell heterostructures is an efficient method to achieve high mass specific capacity of electroactive materials under high mass loading. In this work, porous Ni4Co1-OH nanosheets with a mass loading of 7.7 mg·cm−2 are obtained by using Ni4Co1-(NO3)2(OH)4 supported on the CuO nanowires …
يتعلم أكثرHetero-structure arrays of MnCo2O4 nanoflakes@nanowires grown on Ni foam: Design, fabrication and applications in electrochemical energy storage ...
A facile low cost hydrothermal method has been used to fabricate MnCo 2 O 4 nanoflakes@PPy nanowires arrays on Ni foam. The MnCo 2 O 4 @PPy electrode displays higher specific capacitance of 2933 Fg-1 than bare MnCo 2 O 4 (2144 Fg-1). MnCo 2 O 4 @PPy//AC ASC device showed high energy density (78.5 Whkg-1) and superior …
يتعلم أكثرNanostructured TiO2 Arrays for Energy Storage
The uses of nanostructured TiO 2 arrays for energy storage are then discussed, with a focus on methods for enhancing electrochemical performance [6,18,19,20,21,22]. ... Alkaline hydrothermal techniques are frequently used to prepare nanowire arrays [31,32]. The alkaline hydrothermal method uses diluted alkaline …
يتعلم أكثرWhen Al3+ meets CuCo2O4 nanowire arrays: An enhanced positive electrode ...
1. Introduction. Intensive efforts have undeniably been devoted to energy sustainability and storage driven by the consecutive depletion of fossil fuels and the accompanying environmental issues [1].Among the electrochemical storage approaches, supercapacitors offer great advantages of fast charging/discharging, high power/energy …
يتعلم أكثرNanowires for Electrochemical Energy Storage | Chemical Reviews
Nanomaterials provide many desirable properties for electrochemical energy storage devices due to their nanoscale size effect, which could be significantly different from bulk or micron-sized materials. Particularly, confined dimensions play important roles in determining the properties of nanomaterials, such as the kinetics of ion …
يتعلم أكثرTowards ultrahigh-energy-density flexible aqueous ...
Importantly, it can highlight their potential application for portable and wearable energy storage systems. 4. Conclusion. In summary, through a rational and effective design, we have developed a high-performance FAR Ni//Bi battery by constructing binder-free cathode and anode both with hierarchical core-shell nanowire arrays …
يتعلم أكثرHigh-performance energy-storage devices based on WO3 nanowire arrays…
Ordered WO 3 nanowire arrays on carbon cloth (WNCC) conductive substrates are successfully prepared by a facile hydrothermal method. The as-prepared samples were characterized by XRD, SEM and TEM and directly functionalized as supercapacitor (SC) and lithium-ion battery (LIB) electrodes without using any ancillary materials such as carbon …
يتعلم أكثرHierarchical Nanocomposites of Polyaniline Nanowire Arrays on …
We introduced a facile method to construct hierarchical nanocomposites by combining one-dimensional (1D) conducting polyaniline (PANI) nanowires with 2D graphene oxide (GO) nanosheets. PANI nanowire arrays are aligned vertically on GO substrate. The morphologies of PANI nanowires can be controlled by adjusting the ratios of aniline to …
يتعلم أكثرHierarchical Co3O4@PPy@MnO2 core–shell–shell nanowire arrays …
Combining hydrothermal synthesis, electrodeposition with soaking process, we synthesized coaxial nanowire arrays consisting of Co 3 O 4 nanowire as the core, polypyrrole (PPy) as the inner shell and MnO 2 outer layer as the exodermis. The key to fabricate one-dimensional hierarchical architecture, Co 3 O 4 @PPy@MnO 2 …
يتعلم أكثرHigh-Quality Metal Oxide Core/Shell Nanowire Arrays on …
We present a powerful two-step solution-based method for the fabrication of transition metal oxide core/shell nanostructure arrays on various conductive substrates. Demonstrated …
يتعلم أكثرJournal of Energy Storage
Nanosheet-supported-nanowire arrays, made up of nanosheet substrate and nanowires on the top, would be more effective for achieving superior ... and hollow NiCo-LDH "nanosheet-on-nanosheet" arrays on reduced graphene oxide/Ni foam for boosted electrochemical energy storage. J. Alloys Compd, 850 (2021), Article 156864. …
يتعلم أكثرCommunication High-performance Na2Ti2O5 nanowire arrays coated with VS2 nanosheets for sodium-ion storage …
Na 2 Ti 2 O 5 (NTO) nanowire arrays coated with VS 2 nanosheets (NTO–VS 2) have been directly prepared on a current collector as a 3D anode for Na-ion batteries pared to graphite, the larger interlayer spacing of two dimensional VS 2 can offer facile intercalation of lithium and/or sodium ions. ...
يتعلم أكثرPolyindole vertical nanowire array based electrochromic …
The electrochromic-supercapacitor difunctional device constructed by PICA nanowire arrays film showed good electrochromic and energy storage capacity. Not only can such difunctional device effectively realize the energy storage and energy utilization, but also it can simultaneously monitor the charged and discharged state by a reversible …
يتعلم أكثرNanowires in Energy Storage Devices: Structures, Synthesis, and ...
This review classifies nanowires according to morphologies (simple nanowires, core–shell/coated nanowires, hierarchical/heterostructured nanowires, …
يتعلم أكثرHigh-efficiency activated phosphorus-doped Ni2S3/Co3S4/ZnS nanowire …
High-efficiency activated phosphorus-doped Ni 2 S 3 /Co 3 S 4 /ZnS nanowire/nanosheet arrays for energy storage of supercapacitors. Author links open overlay panel Yongbo Gao, Xiaoqiu Yue, Yingxia Dong, Qiaoji ... Accordingly, the demand for energy storage devices involving energy conversion and powerful storage capacity …
يتعلم أكثرIn situ grown hierarchical NiO nanosheet@nanowire arrays for …
The unique NiO hierarchical nanostructures, which are composed of NiO nanowires grown on the surface of a nanosheet array, show improved electrochromic properties such as large optical modulation in different light regions (95% at 550 nm and 50.6% at 1000 nm), fast color change (9.8/5.4 s) and better coloring efficiency (91.2 cm 2 C −1) with ...
يتعلم أكثرMetal Oxides: Mesoporous NiCo2O4 Nanowire Arrays Grown on …
Advanced electrodes composed of mesoporous NiCo 2 O 4 nanowire arrays on carbon textiles are efficiently fabricated by X. G. Zhang and co-workers. The electrode architectures presented on page 2630 promise fast electron transport by direct connection to the growth substrate and facileion diffusion paths provided by both the …
يتعلم أكثرIntegration of CuO nanosheets to Zn-Ni-Co oxide nanowire arrays …
The structure of materials in supercapacitors plays great importance in facilitating fast ion transport. Herein, we incorporated two-dimensional Cu-oxide …
يتعلم أكثرQuasi-aligned SiC@C nanowire arrays as free-standing …
Current work might give some inspirations on the rational design of advanced electrodes for energy storage, which favors the exploration of MSCs with totally high performance in all merits. 4. ... The SiC nanowire arrays grown on CF (1×1 cm 2), Pt sheet, an aqueous solution with CQDs (0.1 g) and deionized water (40 mL) were used as …
يتعلم أكثرSynergistic Effect of Nickel and Cobalt in Nanowire Array for High ...
Abstract We introduce a unique asymmetric supercapacitor design that combines a vertically aligned Ni−Co alloy-type nanowire (NiCoNW) array electrode with a graphene flakes (GFs) electrode. ... Synergistic Effect of Nickel and Cobalt in Nanowire Array for High Energy Storage with Rapid Charge Transfer in Asymmetric …
يتعلم أكثرRich-grain-boundary of Ni3Se2 nanowire arrays as …
The Ni 3 Se 2 nanowire array electrode is shown to be a high-performance alkaline water electrolyzer with current density of 10 mA cm −2 at a cell voltage of 1.62 V. The results demonstrate Ni 3 Se 2 as a …
يتعلم أكثرVersatilely tuned vertical silicon nanowire arrays by cryogenic ...
This report demonstrates tunable optimization of inductively coupled plasma reactive ion etching (ICP-RIE) at cryogenic temperature to fabricate vertically …
يتعلم أكثرTuning lattice spacing in titanate nanowire arrays for enhanced sodium ...
The lattice spacing of sodium titanate nanowire arrays is tuned by a protonation strategy, which can (1) enhance the Na-ion diffusion by offering more effective Na-ion diffusion channels; (2) stabilize the electrode structure by reducing the changes in lattice parameters and unit-cell volume during long-term cycling; (3) inhibit the …
يتعلم أكثرHighly Ordered Single Crystalline Nanowire Array Assembled …
Three-dimensional (3D) metal oxide superstructures have demonstrated great potentials for structure-dependent energy storage and conversion applications. …
يتعلم أكثرHigh-performance energy-storage devices based on WO3 nanowire arrays …
Ordered WO3 nanowire arrays on carbon cloth (WNCC) conductive substrates are successfully prepared by a facile hydrothermal method. ... High-performance energy-storage devices based on WO 3 nanowire arrays/carbon cloth integrated electrodes L. Gao, X. Wang, Z. Xie, W. Song, L. Wang, X. Wu, F. Qu, D. Chen and G. Shen, J. Mater. …
يتعلم أكثرResearch on 3D network in-situ grown NiCo2O4 nanowire arrays ...
Research on 3D network in-situ grown NiCo 2 O 4 nanowire arrays construction and its energy storage performance. Author links open overlay panel Guoxu Zheng a, Zhuo Yuan a, Xinzhe Huang a, Yufeng Deng a, Xinbiao Yu a, Mingxin ... NiCo 2 O 4 nanowire arrays are synthesized on 3D NF skeleton by a one-step hydrothermal …
يتعلم أكثرHigh-Quality Metal Oxide Core/Shell Nanowire Arrays on Conductive Substrates for Electrochemical Energy Storage
S1 Supporting Information for High-Quality Metal Oxide Core/Shell Nanowire Arrays on Conductive Substrates for Electrochemical Energy Storage Xinhui Xia,†‡ Jiangping Tu,†,* Yongqi Zhang,† Xiuli Wang,† Changdong Gu,† Xinbing Zhao,† and Hong Jin Fan‡,* ...
يتعلم أكثرControllable Synthesis of Copper Oxide/Carbon …
Rational design/fabrication of integrated porous metal oxide arrays is critical for the construction of advanced electrochemical devices. Herein, we report self-supported CuO/C core/shell nanowire …
يتعلم أكثرSelf-Organized Plasmonic Nanowire Arrays Coated with Ultrathin …
Photochemical reactions that promote energy storage, such as water splitting and oxygen–hydrogen evolution reactions, play a crucial role in this context. Here, we demonstrate a novel photoelectrochemical device based on large-area (cm 2) self-organized Au nanowire (NW) arrays, uniformly coated with ultrathin TiO 2 films. The …
يتعلم أكثرBranched nanowires: Synthesis and energy applications
Branched nanowires (or referred as nanotrees, nanoforests) with tunable 3D morphology, homo or heterogeneous junction, and interface electronic alignment represent a unique system for applications in energy conversion and storage devices. Compared with 0D nanoparticles and 1D nanowires, 3D branched nanowires possess …
يتعلم أكثرMechanistic insight into hierarchical nickel cobalt layered double hydroxide nanosheet-supported-nanowires arrays …
NiCo layered double hydroxide (NiCo LDH) nanosheet-supported-nanowire arrays are fabricated via a hydrothermal synthesis and subsequently alkali conversion. Some positive evolutions during alkali conversion, including the increasing content of Co 3+ species via charge transfer and the change of surface morphology, are specified initially …
يتعلم أكثرRich-grain-boundary of Ni3Se2 nanowire arrays as …
Controllable nanoarchitecture arrays of the transition metal selenide, supported on conductive substrates, are promising materials for high-performance electrochemical energy storage and conversion …
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