The mechanism of ultrafast supercapacitors

A Eftekhari - Journal of Materials Chemistry A, 2018 - pubs.rsc.org
While microporous carbon is considered as a prime candidate for the energy storage
application of supercapacitors, graphene is usually used for AC line-filtering capacitors …

[HTML][HTML] Recent advances in micro-supercapacitors for AC line-filtering performance: From fundamental models to emerging applications

X Feng, X Shi, J Ning, D Wang, J Zhang, Y Hao, ZS Wu - EScience, 2021 - Elsevier
Abstract Recently, micro-supercapacitors (MSCs) have undergone major development as
next-generation micro-electrochemical energy storage devices for self-powered, integrated …

Aqueous hybrid electrochemical capacitors with ultra-high energy density approaching for thousand-volts alternating current line filtering

Z Li, X Wang, L Zhao, F Chi, C Gao, Y Wang… - Nature …, 2022 - nature.com
Filtering capacitors with wide operating voltage range are essential for smoothing ripples in
line-powered system, which are still unsatisfactory due to low energy density and limited …

Water-in-salt electrolyte enables ultrafast supercapacitors for AC line filtering

J Park, J Lee, W Kim - ACS Energy Letters, 2021 - ACS Publications
Water-in-salt electrolytes (WiSEs) are a promising candidate for use in energy storage
devices because of their wide electrochemical stability window (ESW) that overcomes the …

Ultrahigh‐rate supercapacitor based on carbon nano‐onion/graphene hybrid structure toward compact alternating current filter

C Zhang, H Du, K Ma, Z Yuan - Advanced Energy Materials, 2020 - Wiley Online Library
Traditional filtering capacitors suffer from low volumetric energy density (Ev), which hinders
their integration in miniaturized electronics and their high‐frequency response ability to …

History and perspectives on ultrafast supercapacitors for AC line filtering

J Park, W Kim - Advanced Energy Materials, 2021 - Wiley Online Library
Supercapacitors (SCs) are considered to be a promising energy storage device owing to
their high‐power characteristics and long‐term cycling stabilities. Recently, ultrafast SCs …

Metal-organic-framework-derived cobalt-vanadium oxides with tunable compositions for high-performance aqueous zinc-ion batteries

Y Du, Y Xu, Y Zhang, B Yang, H Lu, C Ge… - Chemical Engineering …, 2023 - Elsevier
As one of next-generation energy storage devices, aqueous zinc-ion batteries (ZIBs) have
received increasing attention owing to the merits of low cost, high safety and eco …

Ultrafast PEDOT:PSS/H2SO4 Electrical Double Layer Capacitors: Comparison with Polyaniline Pseudocapacitors

K Kim, J Park, J Lee, S Suh, W Kim - ChemSusChem, 2023 - Wiley Online Library
Abstract Poly (3, 4‐ethylenedioxythiophene): polystyrene sulfonate (PEDOT: PSS) is one of
the most widely studied conductive polymers, owing to its excellent electrical, optical, and …

PEDOT: PSS/Ketjenblack Holey Nanosheets with Ultrahigh Areal Capacitance for kHz AC Line‐Filtering Micro‐Supercapacitors

M Zhao, Y Qin, X Wang, L Wang, Q Jin… - Advanced Functional …, 2024 - Wiley Online Library
Supercapacitors, with their superior capacity and lower space occupancy, offer inherent
advantages over aluminum electrolytic capacitors (AECs) in meeting the demands of …

Arbitrary waveform AC line filtering applicable to hundreds of volts based on aqueous electrochemical capacitors

M Wu, F Chi, H Geng, H Ma, M Zhang, T Gao… - Nature …, 2019 - nature.com
Filtering capacitor is a necessary component in the modern electronic circuit. Traditional
filtering capacitor is often limited by its bulky and rigid configuration and narrow workable …