Hybrid architecture of Multiwalled carbon nanotubes/nickel sulphide/polypyrrole electrodes for supercapacitor

Materials Today Sustainability, Journal Year: 2024, Volume and Issue: 26, P. 100727 - 100727

Published: March 5, 2024

Language: Английский

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Nanocomposites combining 2D WS2 and 1D Polyaniline for enhanced high-Performance supercapacitors

Journal of Alloys and Compounds, Journal Year: 2024, Volume and Issue: 1005, P. 176006 - 176006

Published: Aug. 13, 2024

Language: Английский

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Ternary composites based next-generation supercapacitors electrode material: Emerging trends

Electrochemistry Communications, Journal Year: 2025, Volume and Issue: unknown, P. 107893 - 107893

Published: Feb. 1, 2025

Language: Английский

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Agglomeration phenomenon in graphene/polymer nanocomposites: Reasons, roles, and remedies

Applied Physics Reviews, Journal Year: 2024, Volume and Issue: 11(4)

Published: Oct. 2, 2024

The addition of low-loading content nanofillers may improve the material properties polymer-based nanocomposites. This improvement directly corresponds to density well-dispersed in matrix. However, for higher nanofiller loadings, nanocomposites' not only be improved but also degraded due agglomeration. complex phenomenon, where tend form agglomerates with enhancement volume fraction, poses significant challenges materials science and nanotechnology. It has been proven that agglomerations hinder performance nanocomposites thwart unique most aspects. Graphene, one used nanofillers, plays a remarkable role Therefore, key focus current review is provide insight into impact agglomeration on various such as tensile, flexural, fracture, fatigue, thermal, electrical, barrier characteristics polymer reinforced by graphene-based structures. A comprehensive factors leading graphene was presented. concluded could developing nanocomposites, controlling were discussed depth, highlighting issue's complexity.

Language: Английский

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Nickel Disulfide (NiS₂): A Sustainable Low‐Cost Electrode Material for High‐Performance Supercapacitors

Energy Technology, Journal Year: 2024, Volume and Issue: 12(7)

Published: May 25, 2024

In the family of transition metal sulfides, nickel disulfide (NiS 2 ) received significant attention in recent past, particularly as an electrode‐active material for supercapacitors due to its high specific capacitance, power density, long cyclic stability, and low cost. A detailed overview on supercapacitor applications NiS is lacking literature. this review article, unique features terms various methods synthesis, characterizations, electrochemical performance evaluations are described. This provides in‐depth understanding properties ultrathin nanostructured such structural properties, electronic optical so on. Later, synthesis including hydrothermal method, solvothermal solvent‐free approach, reviewed. Further, strategies discussed improve by preparing hybrids or nanocomposites with other types materials. The influence electrode nanostructure surface morphology charge storage help examples. Furthermore, potential challenges future perspectives commercial examined. proclaims development novel approaches effective utilization ‐based electrodes high‐performance low‐cost supercapacitors.

Language: Английский

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Strategically Designed Multiwalled Carbon Nanotube/Bismuth Ferrite/Polyaniline Nanocomposites and Unlocking their Potential for Advanced Supercapacitors

Synthetic Metals, Journal Year: 2024, Volume and Issue: 308, P. 117714 - 117714

Published: Aug. 16, 2024

Language: Английский

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One-pot hydrothermal synthesis of MWCNTs/NiS/graphitic carbon nitride as next generation asymmetric supercapacitors

Journal of Alloys and Compounds, Journal Year: 2024, Volume and Issue: 992, P. 174491 - 174491

Published: April 16, 2024

Language: Английский

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Effects of Potassium-Based Activating Agents on the Biochar Derived from Coconut Tree Husk for Enhancing the Surface Area and Supercapacitor Performance

Energy & Fuels, Journal Year: 2024, Volume and Issue: 38(12), P. 11240 - 11252

Published: June 3, 2024

The growing demands for environmental and energy sustainability drive the development of storage devices with high power densities and, consequently, potential electrode materials. conversion biomass waste into sustainable materials has attracted much attention in scientific community applications. In this work, porous carbon is derived from agricultural biowaste coconut tree (Cocos nucifera) husk. This activated through a chemical activation method using different activating agents, such as K2CO3, KOH, KMnO4, KCl, KBr, KI. Among samples, biomass-derived KMnO4 agent (AC3) delivers specific surface area 2333.4 m2 g–1 pore volume 2.625 cm3 g–1, which results excellent electrochemical performance, gravimetric capacitance 560 F at 2 A current density M KOH electrolyte solution. To demonstrate real-time application, symmetric aqueous (KOH) gel [poly(vinyl alcohol)-PVA/KOH] are fabricated AC3@graphite sheet positive negative electrodes. device achieves 276 g–1. above manifests an 38.3 Wh kg–1 1 kW kg–1. Besides, cycle stability retains 98% even after 5000 cycles 10 density. These superior outcomes suggest that will have electric double-layer supercapacitors.

Language: Английский

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Designing PEDOT-based hybrid electrodes for supercapacitors by electrospinning strategy

Discover Electrochemistry., Journal Year: 2024, Volume and Issue: 1(1)

Published: Oct. 7, 2024

Poly (3,4-ethylenedioxythiophene) (PEDOT) is an electronically conducting polymer synthesized from its monomer, 3,4-ethylenedioxylthiophene (EDOT). It a conjugated with polythiophene and carries positive charges. High electronic conductivity oxidation stability of PEDOT attracted the attention for electrochemical energy storage devices such as supercapacitors. One-dimensional (1D) nanostructures nanofibers are highly recommended to achieve high specific capacitance when used electrode-active materials in This due possession large surface area volume ratio 1D which enable enhanced interactions electrolyte-ions electrode thereby charge property gets enhanced. Among various polymers, fibers have great scientific interest supercapacitor application their unique characteristics area, good conductivity, redox activity, flexibility, etc. name few. Electrospinning effective method synthesize micro/nano-fibers cost-effective simple route. A detailed review on electrospun synthesis micro/nanofibers-based hybrid electrodes lacking literature. motivated us write comprehensive said topic. In this review, we focus characterization micro/nanofibers via electrospinning method. Further, discuss preparation based other electrochemically-active materials. Furthermore, performance evaluation well devices. proclaims development novel hierarchical next-generation high-performance supercapacitors that find applications wearable electronics electric vehicles. explains features PEDOT-based fabricated especially by strategy PEDOT, characterizations evaluations emphasizing fundamental aspects preparing flexible

Language: Английский

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Supercapacitor Materials Database Generated using Web Scrapping and Natural Language Processing

Journal of Molecular Graphics and Modelling, Journal Year: 2025, Volume and Issue: 136, P. 108980 - 108980

Published: Feb. 13, 2025

Language: Английский

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