Results 1 to 10 of about 301,112 (259)

Oxygen Redox Versus Oxygen Evolution in Aqueous Electrolytes: Critical Influence of Transition Metals [PDF]

Advanced Science, 2022
Aqueous lithium‐ion batteries are promising electrochemical energy storage devices owing to their sustainable nature, low cost, high level of safety, and environmental benignity.
Hirohito Umeno, Kosuke Kawai, Daisuke Asakura, Masashi Okubo, Atsuo Yamada   +4 more
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Improving the oxygen redox reversibility of Li-rich battery cathode materials via Coulombic repulsive interactions strategy [PDF]

Nature Communications, 2022
Tailoring the oxygen redox reactivity in Li-rich cathode is crucial for developing high-energy batteries. Here, the authors report a strategy to obtain a flexible crystal structure and enhance the oxygen redox reversibility.
Qingyuan Li, De Ning, Deniz Wong, Ke An, Yuxin Tang, Dong Zhou, Götz Schuck, Zhenhua Chen, Nian Zhang, Xiangfeng Liu   +9 more
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Fully Exploited Oxygen Redox Reaction by the Inter‐Diffused Cations in Co‐Free Li‐Rich Materials for High Performance Li‐Ion Batteries [PDF]

Advanced Science, 2020
To meet the growing demand for global electrical energy storage, high‐energy‐density electrode materials are required for Li‐ion batteries. To overcome the limit of the theoretical energy density in conventional electrode materials based solely on the ...
Junghwa Lee, Nicolas Dupre, Mihee Jeong, ShinYoung Kang, Maxim Avdeev, Yue Gong, Lin Gu, Won‐Sub Yoon, Byoungwoo Kang   +8 more
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Electronic tuning of RuO₂ polarizes metal–oxygen redox for proton exchange membrane water electrolysis [PDF]

Nature Communications
The metal–oxygen redox behavior governs the performance of transition metal oxides in many electrochemical reactions, especially for RuO2 with the activity–stability paradox in the anode oxygen evolution reaction of proton exchange membrane water ...
Xingen Lin, Peigen Liu, Jie Zheng, Jie Xu, Zihan Wang, Zhixuan Chen, Ze Lin, Xusheng Zheng, Xin Wang, Xianhui Ma, Dayin He, Xuyan Zhao, Ge Yu, Junmin Li, Sulei Hu, Huang Zhou, Wei-Xue Li, Yuen Wu   +17 more
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Nonpolarizing oxygen-redox capacity without O-O dimerization in Na2Mn3O7 [PDF]

Nature Communications, 2021
Majority of oxygen-redox electrodes exhibit a large voltage hysteresis but its origin is not fully understood. Here, the authors use combined RIXS and magnetic measurements to provide insights into the origin of the typically large voltage hysteresis ...
Akihisa Tsuchimoto, Xiang-Mei Shi, Kosuke Kawai, Benoit Mortemard de Boisse, Jun Kikkawa, Daisuke Asakura, Masashi Okubo, Atsuo Yamada   +7 more
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Oxygen tension alters cartilage redox balance in response to traumatic impact [PDF]

Bone & Joint Research
Aims: Redox balance plays a key role in cellular homeostasis. Disruption of redox balance contributes to initiation and progression of multiple diseases including osteoarthritis, a common joint disease that is characterized by progressive cartilage ...
Jingyi Wang, Greta E. Scheidt, Corinne R. Henak   +2 more
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Tailoring superstructure units for improved oxygen redox activity in Li-rich layered oxide battery’s positive electrodes [PDF]

Nature Communications
The high-voltage oxygen redox activity of Li-rich layered oxides enables additional capacity beyond conventional transition metal (TM) redox contributions and drives the development of positive electrode active materials in secondary Li-based batteries ...
Hao Liu, Weibo Hua, Sylvia Kunz, Matteo Bianchini, Hang Li, Jiali Peng, Jing Lin, Oleksandr Dolotko, Thomas Bergfeldt, Kai Wang, Christian Kübel, Peter Nagel, Stefan Schuppler, Michael Merz, Bixian Ying, Karin Kleiner, Stefan Mangold, Deniz Wong, Volodymyr Baran, Michael Knapp, Helmut Ehrenberg, Sylvio Indris   +21 more
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Origin of reversible oxygen redox reactions in high energy density layered oxides

Cell Reports Physical Science, 2021
Summary: Oxygen redox reactions (ORRs) are considered a new strategy in reaching a high-energy density for rechargeable batteries. Here, we propose the concept “band coherency” for identifying the origin of reversible ORRs in alkali-excess compounds, i.e.
Gwanghyeon Choi, Jaewoon Lee, Sojung Koo, Sangeon Park, Duho Kim   +4 more
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Configuration‐dependent anionic redox in cathode materials

Battery Energy, 2022
The utilization of anionic redox is one of the most prospective strategies to obtain high specific capacities in addition to the transition metal redox.
Lu Yang, Rusong Chen, Zepeng Liu, Yurui Gao, Xuefeng Wang, Zhaoxiang Wang, Liquan Chen   +6 more
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Machine Learning-based Comprehensive Survey on Lithium-rich Cathode Materials

Electrochemistry, 2023
The practical application of Li-rich cathode materials exhibiting higher energy density with oxygen redox activity requires improved cycle performance and energy efficiency.
Akihisa TSUCHIMOTO, Masashi OKUBO, Atsuo YAMADA   +2 more
doaj   +1 more source