Improving the rate capability and decelerating the voltage decay of Li-rich layered oxide cathodes by constructing a surface-modified microrod structure

2019 ◽  
Vol 772 ◽  
pp. 230-239 ◽  
Author(s):  
Yuxiang Xie ◽  
Shengzhou Chen ◽  
Wei Yang ◽  
Hanbo Zou ◽  
Zhuoying Lin ◽  
...  
Keyword(s):  
Rate Capability ◽  
Layered Oxide ◽  
Voltage Decay ◽  
Oxide Cathodes ◽  
Surface Modified ◽  
Layered Oxide Cathodes

Improving rate capability and decelerating voltage decay of Li-rich layered oxide cathodes by chromium doping

2018 ◽  
Vol 43 (24) ◽  
pp. 11109-11119 ◽  
Author(s):  
Huimian Li ◽  
Huajun Guo ◽  
Zhixing Wang ◽  
Jiexi Wang ◽  
Xinhai Li ◽  
...  
Keyword(s):  
Rate Capability ◽  
Layered Oxide ◽  
Chromium Doping ◽  
Voltage Decay ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

Improving rate capability and decelerating voltage decay of Li-rich layered oxide cathodes via selenium doping to stabilize oxygen

2016 ◽  
Vol 331 ◽  
pp. 112-121 ◽  
Author(s):  
Quanxin Ma ◽  
Ruhong Li ◽  
Rujuan Zheng ◽  
Yuanlong Liu ◽  
Hua Huo ◽  
...  
Keyword(s):  
Rate Capability ◽  
Layered Oxide ◽  
Voltage Decay ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

Morphology and Interconnected Microstructure-Driven High-Rate Capability of Li-Rich Layered Oxide Cathodes

2020 ◽  
Vol 12 (29) ◽  
pp. 32566-32577
Author(s):  
Vidyashree Hebbar ◽  
M. Viji ◽  
Akshay Kumar Budumuru ◽  
Sanjeev Gautam ◽  
Keun Hwa Chae ◽  
...  
Keyword(s):  
Rate Capability ◽  
High Rate ◽  
High Rate Capability ◽  
Layered Oxide ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

Mitigating the capacity and voltage decay of lithium-rich layered oxide cathodes by fabricating Ni/Mn graded surface

2017 ◽  
Vol 5 (47) ◽  
pp. 24758-24766 ◽  
Author(s):  
Feng Li ◽  
Yangyang Wang ◽  
Shilun Gao ◽  
Peiyu Hou ◽  
Lianqi Zhang
Keyword(s):  
Phase Transformations ◽  
High Energy ◽  
Side Reactions ◽  
Layered Oxide ◽  
Voltage Decay ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

A Ni/Mn-graded surface is proposed to suppress the unwanted phase transformations and side-reactions of high-energy lithium-rich layered oxide cathodes, and thus to mitigate their capacity and voltage decay.

Multifunction of cerium decoration on enhancing the cycling stability and rate capability of Nickel-rich layered oxide cathode

Nanoscale ◽  
2021 ◽  
Author(s):  
Shuaipeng Hao ◽  
Dianwei Zhang ◽  
Yunjiao Li ◽  
Xiaoming Xi ◽  
Shan Wang ◽  
...  
Keyword(s):  
Lithium Ion Batteries ◽  
Rate Capability ◽  
Lithium Ion ◽  
Chemical Degradation ◽  
Surface Chemical ◽  
Structural Collapse ◽  
Layered Oxide ◽  
Oxide Cathode ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

Structural collapse and surface chemical degradation of nickel-rich layered oxide cathodes (NCM) of lithium-ion batteries during operation, resulting in severe capacity attenuation are the major challenges that hinder their commercial...

Effect of nickel oxidation state on the structural and electrochemical characteristics of lithium-rich layered oxide cathodes

2015 ◽  
Vol 3 (44) ◽  
pp. 22199-22207 ◽  
Author(s):  
James C. Knight ◽  
Arumugam Manthiram
Keyword(s):  
Oxidation State ◽  
Electrochemical Characteristics ◽  
Layered Oxides ◽  
Layered Oxide ◽  
Nickel Oxidation ◽  
Voltage Decay ◽  
Ni Oxidation ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes

Increasing the Ni oxidation state in Li-rich layered oxides enhances the cyclability and reduces the voltage decay due to a decreased degree of Mn4+ reduction and layered-to-spinel transformation.

Stabilizing ultrahigh-nickel layered oxide cathodes for high-voltage lithium metal batteries

2021 ◽  
Author(s):  
Xianhui Zhang ◽  
Lianfeng Zou ◽  
Zehao Cui ◽  
Hao Jia ◽  
Mark H. Engelhard ◽  
...  
Keyword(s):  
High Voltage ◽  
Lithium Metal ◽  
Layered Oxide ◽  
Lithium Metal Batteries ◽  
Oxide Cathodes ◽  
Layered Oxide Cathodes
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