Materials design and preparation for high energy density and high power density electrochemical supercapacitors

W Dong, M Xie, S Zhao, Q Qin, F Huang - Materials Science and …, 2023 - Elsevier
Electrochemical supercapacitors process ultra–high power density and long lifetime, but the
relatively low energy density hinder the wide application. Therefore, supercapacitors with …

Supercapacitor electrode energetics and mechanism of operation: Uncovering the voltage window

D Pandey, KS Kumar, J Thomas - Progress in Materials Science, 2024 - Elsevier
In recent years, supercapacitors have received enormous popularity as energy storage
devices due to their high power density and long-lasting cycle life compared to Lithium-Ion …

The many deaths of supercapacitors: degradation, aging, and performance fading

E Pameté, L Köps, FA Kreth… - Advanced Energy …, 2023 - Wiley Online Library
High‐performance electrochemical applications have expedited the research in high‐power
devices. As such, supercapacitors, including electrical double‐layer capacitors (EDLCs) and …

A Self‐Deoxidizing Electrolyte Additive Enables Highly Stable Aqueous Zinc Batteries

R Sun, D Han, C Cui, Z Han, X Guo… - Angewandte Chemie …, 2023 - Wiley Online Library
In aqueous zinc (Zn) batteries, the Zn anode suffers from severe corrosion reactions and
consequent dendrite growth troubles that cause fast performance decay. Herein, we uncover …

Recent progress in carbon-based materials for supercapacitor electrodes: a review

Y Wang, L Zhang, H Hou, W Xu, G Duan, S He… - Journal of Materials …, 2021 - Springer
Increased energy consumption stimulates the development of various energy types. As a
result, the storage of these different types of energy becomes a key issue. Supercapacitors …

Flexible solid-state hybrid supercapacitors for the internet of everything (IoE)

JH Lee, G Yang, CH Kim, RL Mahajan… - Energy & …, 2022 - pubs.rsc.org
In this era of fast-moving technology, the new paradigm of the Internet of Everything (IoE)—
the intelligent connection between people, processes, data, and things—will be …

Wide voltage aqueous asymmetric supercapacitors: advances, strategies, and challenges

J Huang, K Yuan, Y Chen - Advanced Functional Materials, 2022 - Wiley Online Library
Asymmetric supercapacitors (ASCs) can substantially broaden their working voltage range,
benefiting from the advantages of both cathode and anode while breaking through the …

Rational design of nanostructured electrode materials toward multifunctional supercapacitors

J Yan, S Li, B Lan, Y Wu, PS Lee - Advanced Functional …, 2020 - Wiley Online Library
As an intermediate step during energy usage, supercapacitors with superior power density,
long‐term cycling stability, and moderate energy density have attracted immense interest as …

Oxygen vacancies enhance pseudocapacitive charge storage properties of MoO3−x

HS Kim, JB Cook, H Lin, JS Ko, SH Tolbert, V Ozolins… - Nature materials, 2017 - nature.com
The short charging times and high power capabilities associated with capacitive energy
storage make this approach an attractive alternative to batteries. One limitation of …

Pseudocapacitive oxide materials for high-rate electrochemical energy storage

V Augustyn, P Simon, B Dunn - Energy & Environmental Science, 2014 - pubs.rsc.org
Electrochemical energy storage technology is based on devices capable of exhibiting high
energy density (batteries) or high power density (electrochemical capacitors). There is a …