Zobrazeno 1 - 10
of 292
pro vyhledávání: '"Yong-Mook Kang"'
Publikováno v:
Electrochemistry Communications, Vol 158, Iss , Pp 107638- (2024)
Petroleum pitch (PP) is a by-product generated during the petroleum refining process, characterized by its high carbon content, tunable structure, and cost-effectiveness. These attributes have spurred extensive research into its potential as a carbon
Externí odkaz:
https://doaj.org/article/0035ea79c429463781234807894a618f
Publikováno v:
Electrochemistry Communications, Vol 154, Iss , Pp 107560- (2023)
The volumetric and gravimetric capacitance of supercapacitors are primarily influenced by the specific surface area and porosity required for the formation of electric double layers in the electrode material, and these capacitance are known to have a
Externí odkaz:
https://doaj.org/article/e8fe3653159044bcb3f3323a76c3558b
Publikováno v:
eScience, Vol 1, Iss 1, Pp 13-27 (2021)
Sodium-ion batteries (SIBs) have attracted much scientific interest for use in large-scale energy storage systems because sodium is cheaper than lithium. However, the large radius of Na+ and barriers to Na+ transport result in sluggish kinetics and c
Externí odkaz:
https://doaj.org/article/6417d987daba44a38b6383f09b72b997
Autor:
Liang Fang, Limin Zhou, Mihui Park, Daseul Han, Gi‐Hyeok Lee, Seongkoo Kang, Suwon Lee, Mingzhe Chen, Zhe Hu, Kai Zhang, Kyung‐Wan Nam, Yong‐Mook Kang
Publikováno v:
Advanced Science, Vol 9, Iss 23, Pp n/a-n/a (2022)
Abstract Activation of oxygen redox during the first cycle has been reported as the main trigger of voltage hysteresis during further cycles in high‐energy‐density Li‐rich 3d‐transition‐metal layered oxides. However, it remains unclear whet
Externí odkaz:
https://doaj.org/article/700123313c614313b9ad56673efb44aa
Autor:
Chenchen Wang, Luojia Liu, Shuo Zhao, Yanchen Liu, Yubo Yang, Haijun Yu, Suwon Lee, Gi-Hyeok Lee, Yong-Mook Kang, Rong Liu, Fujun Li, Jun Chen
Publikováno v:
Nature Communications, Vol 12, Iss 1, Pp 1-9 (2021)
High-capacity and structural stable cathode materials are challenges for sodium-ion batteries. Here, the authors report a layered P2-Na0.612K0.056MnO2 with large-sized K+ riveted in the Na-layers to enable 0.9 Na+ (de)insertion with a reversible phas
Externí odkaz:
https://doaj.org/article/959272dda9d5425e857ef6d791cacd7c
Autor:
Xiaoyan Jin, Taehun Lee, Wilson Tamakloe, Sharad B. Patil, Aloysius Soon, Yong‐Mook Kang, Seong‐Ju Hwang
Publikováno v:
Advanced Science, Vol 9, Iss 1, Pp n/a-n/a (2022)
Abstract A defect engineering of inorganic solids garners great deal of research activities because of its high efficacy to optimize diverse energy‐related functionalities of nanostructured materials. In this study, a novel in situ defect engineeri
Externí odkaz:
https://doaj.org/article/54e83fdd2db3469ba71b57ed51f3afb6
Publikováno v:
Battery Energy, Vol 1, Iss 1, Pp n/a-n/a (2022)
Externí odkaz:
https://doaj.org/article/8e08d82c411742f5a90a9739d786f055
Publikováno v:
Batteries, Vol 8, Iss 10, p 132 (2022)
Li-rich layered oxides utilizing reversible oxygen redox are promising cathodes for high-energy-density lithium-ion batteries. However, they exhibit different electrochemical profiles before and after oxygen redox activation. Therefore, advanced char
Externí odkaz:
https://doaj.org/article/03c54075662c4537b54f9ca6315d597f
Autor:
Mi Ru Jo, Yunok Kim, Junghoon Yang, Mihee Jeong, Kyeongse Song, Yong-Il Kim, Jin-Myoung Lim, Maenghyo Cho, Jae-Hyun Shim, Young-Min Kim, Won-Sub Yoon, Yong-Mook Kang
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
The irreversible layered-to-spinel phase transformation is detrimental for many cathode materials. Here, the authors show that reversibility can be realized in crystal water containing sodium birnessite by controlled dehydration, leading to enhanced
Externí odkaz:
https://doaj.org/article/17b299391bb24391bee5f1bf449d452b
Autor:
Kai Zhang, Duho Kim, Zhe Hu, Mihui Park, Gahee Noh, Yujeong Yang, Jing Zhang, Vincent Wing-hei Lau, Shu-Lei Chou, Maenghyo Cho, Si-Young Choi, Yong-Mook Kang
Publikováno v:
Nature Communications, Vol 10, Iss 1, Pp 1-12 (2019)
Mn-based layered oxides are promising cathode materials for next generation sodium ion batteries. To address two existing issues facing the system, here the authors show that a simple zinc doping can suppress both Jahn–Teller distortion and phase s
Externí odkaz:
https://doaj.org/article/28d6056e7e3042e7967aee8b99e1d3ea