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   Articles with "asymmetric supercapacitor" as a keyword



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A Cobalt-Based Metal-Organic Framework Nanosheet as the Electrode for High-Performance Asymmetric Supercapacitor.

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recommendations! Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202207545

Abstract: Inspired by the significant advantages of the bottom-up synthesis whose structures and functionalities can be customized by the selection of molecular components, a 2D metal-organic framework (MOF) nanosheet Co-BTB-LB has been synthesized by a liquid-liquid… read more here.

Keywords: asymmetric supercapacitor; spectroscopy; microscopy; nanosheet ... See more keywords

A π-Conjugated Polyimide-Based High-Performance Aqueous Potassium-Ion Asymmetric Supercapacitor.

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recommendations! Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202200040

Abstract: Aqueous asymmetric supercapacitor has captured widespread attention as a sustainable high-power energy resource. Organic electrode materials are appealing owing to their sustainability and high redox reactivity, but suffer from structural instability and low power density.… read more here.

Keywords: high performance; asymmetric supercapacitor; polyimide based; conjugated polyimide ... See more keywords

A Flexible Asymmetric Supercapacitor with High‐Performance and Long‐Lifetime: Fabrication of Nanoworm‐Like‐Structured Electrodes Based on Polypyrrole‐Thiosemicarbazone Complex

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recommendations! Published in 2024 at "Small Methods"

DOI: 10.1002/smtd.202401140

Abstract: A thiosemicarbazone‐based iron(III) complex is prepared and used in the preparation of a supercapacitor electrode material. This electrode is produced by a solvothermal reaction of polypyrrole and the complex on carbon felt. The characterization of… read more here.

Keywords: thiosemicarbazone; asymmetric supercapacitor; supercapacitor; performance ... See more keywords
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Novel Ag configurations decorated CuO hybrid electrode for high-performance asymmetric supercapacitor

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recommendations! Published in 2020 at "Journal of Materials Science"

DOI: 10.1007/s10853-020-04513-w

Abstract: In situ integration of highly conductive metals into transitional metal oxide electrodes with enabling fast electron transfer kinetics is a plausible technique for improving electrochemical performances of electrode materials. Herein, for the first time, we… read more here.

Keywords: asymmetric supercapacitor; hybrid electrode; novel configurations; cuo hybrid ... See more keywords

Nanostructured bismuth phosphate-based asymmetric supercapacitor: electrochemical evaluation and oscillator application

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recommendations! Published in 2024 at "Journal of Materials Science: Materials in Electronics"

DOI: 10.1007/s10854-024-13633-x

Abstract: Phosphate-based materials have received significant attention for various applications. In supercapacitors, metal phosphates exhibit high capacitance and superior rate performance. In this work, a wet chemical route was applied for the fabrication of aniline stabilized… read more here.

Keywords: asymmetric supercapacitor; phosphate based; bismuth phosphate; usepackage ... See more keywords

High-performance asymmetric supercapacitor based on graphene-supported iron oxide and manganese sulfide

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recommendations! Published in 2019 at "Ionics"

DOI: 10.1007/s11581-019-03061-x

Abstract: Energy density and power density are two key parameters of the supercapacitor. Selecting suitable positive electrode materials and negative electrode materials to construct asymmetric supercapacitor is an effective way to improve energy density. Here, a… read more here.

Keywords: rgo; asymmetric supercapacitor; density; rgo nanocomposites ... See more keywords

Boosting the Energy Density of Flexible Asymmetric Supercapacitor with Three Dimensional Fe2O3 Composite Brush Anode

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recommendations! Published in 2020 at "Chemical Research in Chinese Universities"

DOI: 10.1007/s40242-020-9052-6

Abstract: Flexible asymmetric supercapacitor is fabricated with three dimensional(3D) Fe2O3/Ni(OH)2 composite brush anode and Ni(OH)2/MoO2 honeycomb cathode. Particularly for 3D composite brush anode, a layer of thin Fe2O3 film is firmly adhered on a 3D Ni… read more here.

Keywords: energy; asymmetric supercapacitor; anode; composite brush ... See more keywords

Mesoporous manganese oxide with large specific surface area for high-performance asymmetric supercapacitor with enhanced cycling stability

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recommendations! Published in 2017 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2017.05.014

Abstract: Abstract Boosting the energy density of supercapacitors without sacrificing their power capability and cyclability is highly desired. Herein, we reported high-performance asymmetric supercapacitor device with high cycling stability using mesoporous manganese oxide nanococoons (MONCs) as… read more here.

Keywords: manganese oxide; asymmetric supercapacitor; mesoporous manganese; performance asymmetric ... See more keywords

Wide potential window and high capacitance for flexible asymmetric supercapacitor based on Cu2Se nanobrush and hydrangea-like NiCo2O4 microspheres

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recommendations! Published in 2018 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2018.08.045

Abstract: Abstract Flexible asymmetric supercapacitor (FAS) has recently attracted increasing interest due to an application potential in wearable device. However, its relatively lower potential and capacitance are still limited practical applications, owing to the challenges in… read more here.

Keywords: flexible asymmetric; asymmetric supercapacitor; cu2se nanobrush; potential window ... See more keywords

Asymmetric supercapacitor based on carbon nanofibers as the anode and two-dimensional copper cobalt oxide nanosheets as the cathode

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recommendations! Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.02.108

Abstract: Abstract This paper reports the fabrication of an ultra-high energy and power density asymmetric supercapacitor (ASC) containing a novel porous carbon nanofiber derived from hypercross-linked polymers (HCP-CNF) and two-dimensional copper cobalt oxide nanosheets (CCO-NS) as… read more here.

Keywords: hcp cnf; dimensional copper; copper cobalt; asymmetric supercapacitor ... See more keywords

Ni-Al layered double hydroxide with regulated interlayer spacing as electrode for aqueous asymmetric supercapacitor

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recommendations! Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.03.041

Abstract: Abstract Using sodium oleate as surfactant and intercalating agent, a regulated Ni-Al layered double hydroxide (NA-LDH-OA) nanosheets with a high interlayer space were prepared by two-phase method combined with a short reflux process and mild… read more here.

Keywords: aqueous asymmetric; layered double; double hydroxide; asymmetric supercapacitor ... See more keywords