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孙旭辉教授课题组在Electrochimica Acta上发表论文
发布时间:2016-01-04 点击:1436

题目:

NiO-Co3O4 nanoplate composite as efficient anode in Li-ion battery

 

 

作者:

Yiping Zhang,a  Qiqi Zhuo,b  Xiaoxin Lv, a  Yanyun Ma, a  Jun Zhong, a  Xuhui Suna *

 

 

单位:

aInstitute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, and Collaborative Innovation Center of Suzhou Nano Science & Technology, Soochow University, Suzhou, Jiangsu 215123,China

bCollege of Material Science & Engineering, Jiangsu University of Science and Technology, 2 Meng-Xi Road, Zhenjiang, Jiangsu, 212003, China

 

 

摘要:

Nanocomposites rationally designed in structure and component are  highly desirable for the development of electrodes in lithium-ion  battery application for that they can take full advantages of different  structures and components to achieve superior electrochemical  properties. A nanocomposite with the two-dimension (2D) NiO   nanoplate of a hexagonal structure and zero-dimension (0D) Co3O4 nanoparticles was synthesized by the hydrothermal method. Scanning  electron microscopy, high-resolution transmission electron   microscopy, X-ray diffraction and X-ray photoelectron spectroscopy were employed to characterize the composition, morphology,  microstructure and chemical state of the nanocomposite, respectively.   As an anode material of lithium-ion battery, the nanocomposite  exhibits greatly improved specific capacities and stable cyclability   of 633 mA h g-1 at a current density of 10 0 mA g-1 up to 70 cycles,   much higher than the corresponding building block alone. The   outstanding performance of the NiO/Co3O4 nanocomposite is   attributed to the hybrid structure and the synergistic effect of   different components. This large-scale and cost-efficient synthesis  can be extended for the design and synthesis of transition metal  oxides composite for high-performance electrochemical energy storage.

 

 

影响因子:

4.504

 

 

分区情况:

1

 

 

链接:

http://www.sciencedirect.com/science/article/pii/S0013468615302942


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