Exploring the effect of ultrafast intensive pulsed light (IPL) annealing on the structure and performance of cobalt oxide electrodes for supercapacitors

NB Velhal, J Ahn, TH Yun, T Kim, M Gu… - ACS Applied Energy …, 2023 - ACS Publications
In this study, a cobalt oxide (Co3O4) supercapacitor electrode is prepared using ultrafast
annealing to enhance its supercapacitive performance. The Co3O4 active materials …

An ultrafast supercapacitor built by Co3O4 with tertiary hierarchical architecture

J Chen, Z Xu, H Zhu, R Liu, X Song, Q Song, J Wu… - Vacuum, 2020 - Elsevier
The fast charge/discharge ability is very important for electric energy storage devices. Here,
Co 3 O 4 electrode with flower-wire-nanoparticle tertiary hierarchical architecture for ultrafast …

Significant enhancement of the electrochemical performance of hierarchical Co3O4 electrodes for supercapacitors via architecture design and training activation

R Xie, H Huang, X Qi, G Wei - Journal of Energy Storage, 2021 - Elsevier
Binder-free Co 3 O 4 electrodes with hierarchical structures, nanoflowers and nanowire
network, were directly grown on nickel foams with a facile hydrothermal strategy and …

Intense pulsed light-assisted facile and agile fabrication of cobalt oxide/nickel cobaltite nanoflakes on nickel-foam for high performance supercapacitor applications

K Jang, S Yu, SH Park, HS Kim, H Ahn - Journal of Alloys and Compounds, 2015 - Elsevier
We report an extremely efficient method for fabricating high-performance supercapacitive
CoO/NiCo 2 O 4 nanoflakes on Ni-foam substrate by using intense pulsed light (IPL) …

Synthesis of amorphous hydroxyl-rich Co3O4 for flexible high-rate supercapacitor

Y Tao, Y Wu, H Chen, W Chen, J Wang, Y Tong… - Chemical Engineering …, 2020 - Elsevier
Metal oxides-based materials are promising electrodes for energy storage devices,
however, the low rate performance and the high energy consumption in the preparation limit …

Lithiation‐Induced Vacancy Engineering of Co3O4 with Improved Faradic Reactivity for High‐Performance Supercapacitor

Y Zhang, Y Hu, Z Wang, T Lin, X Zhu… - Advanced Functional …, 2020 - Wiley Online Library
Transition metal oxides are promising electrode candidates for supercapacitor because of
their low cost, high theoretical capacity, and good reversibility. However, intrinsically poor …

Facile fabrication 1D/2D/3D Co3O4 nanostructure in hydrothermal synthesis for enhanced supercapacitor performance

W Guo, X Lian, Y Tian, T Yang, S Wang - Journal of Energy Storage, 2021 - Elsevier
Adjusting the microstructure is an available strategy to obtain high-performance electrode
materials. Herein, we propose a promising and simple hydrothermal method to prepare Co 3 …

Intense pulsed white light assisted fabrication of Co-CoOx core-shell nanoflakes on graphite felt for flexible hybrid supercapacitors

C Park, J Hwang, YT Hwang, C Song, S Ahn, HS Kim… - Electrochimica …, 2017 - Elsevier
In this work, cobalt/cobalt oxide (Co-CoOx) core-shell nanoflakes were directly grown on
flexible graphite felt (GF) using a facile one-step intense pulsed white light (IPWL) irradiation …

Facile fabrication of cobalt oxalate nanostructures with superior specific capacitance and super-long cycling stability

G Cheng, C Si, J Zhang, Y Wang, W Yang… - Journal of Power …, 2016 - Elsevier
Transition metal oxalate materials have shown huge competitive advantages for
applications in supercapacitors. Herein, nanostructured cobalt oxalate supported on cobalt …

Preparation of cobalt oxide–reduced graphitic oxide supercapacitor electrode by photothermal processing

M Gaire, N Khatoon, D Chrisey - Nanomaterials, 2021 - mdpi.com
We report a photonic technique to instantaneously synthesize cobalt oxide reduced graphitic
oxide (CoOx-rGO) supercapacitor electrodes. The electrode processing is achieved through …