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Enhanced High Voltage Performance of Chlorine/Bromine Co-Doped Lithium Nickel Manganese Cobalt Oxide

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成果类型:
期刊论文
作者:
Zhu, Huali;Li, Qifeng;Gong, Xiaolong;Cao, Kaifeng;Chen, Zhaoyong*
通讯作者:
Chen, Zhaoyong
作者机构:
[Zhu, Huali] Changsha Univ Sci & Technol, Sch Phys & Elect Sci, Changsha 410114, Hunan, Peoples R China.
[Zhu, Huali] Univ New Hampshire, Dept Chem, Durham, NH 03824 USA.
[Zhu, Huali] Univ New Hampshire, Mat Sci Program, Durham, NH 03824 USA.
[Cao, Kaifeng; Gong, Xiaolong; Chen, Zhaoyong; Li, Qifeng] Changsha Univ Sci & Technol, Coll Mat Sci & Engn, Changsha 410114, Hunan, Peoples R China.
通讯机构:
[Chen, Zhaoyong] C
Changsha Univ Sci & Technol, Coll Mat Sci & Engn, Changsha 410114, Hunan, Peoples R China.
语种:
英文
关键词:
lithium nickel manganese cobalt oxide;chlorine and bromine co-doping;high voltage;cathode material;lithium-ion battery
期刊:
Crystals
ISSN:
2073-4352
年:
2018
卷:
8
期:
11
页码:
425-
基金类别:
This research was funded by the National Natural Science Foundation of China with grants [51604042, 51874048] and the Natural Science Foundation of Hunan Province of China with grant [2016JJ3008].
机构署名:
本校为第一且通讯机构
院系归属:
物理与电子科学学院
材料科学与工程学院
摘要:
The chlorine (Cl) and bromine (Br) co-doped lithium nickel manganese cobalt oxide (LiNi1/3 Co1/3 Mn1/3 O2) was successfully synthesized by the molten salt method. The synthesized LiNi1/3 Co1/3 Mn1/3 O2 compound demonstrates spherical morphology, which is formed by aggregated spherical-like or polygon primary particles. Halogen substitution would contribute to the growth of the primary particles. The LiNi1/3 Co1/3 Mn1/3 O2 compound has the typical hexagonal layered structure, and no impurity phase is detected. The surface oxidation state of the ...

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