Cobalt carbonate is a typical type of conversion anode lithium battery material
with rich resources
high capacity
safe and reliable and other advantages
but there are some unresolved problems
such as poor conductivity
at the same time in the lithium ion embedding and excitability process of serious volume changes. In this paper
the different components of Zn doped Zn
x
Co
1-
x
CO
3
by hydrothermal method
by adjusting the quality of Zn and Co raw materials to control the molar ratio of Zn/Co
the study shows that when molar ratio of Zn and Co is 0.3∶0.7
doping products have good cycle and multiplier performance
zinc ion doping lithium ion conductivity. The study of Zn
x
Co
1
-x
CO
3
(
x
=0.12
0.3
0.5) showed that it had both an alloy and a conversion reaction during charging and discharging process
which improves the conductivity of the whole electrode and then exhibits excellent electrochemical properties.
关键词
Keywords
references
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