Members -- Faculty and Staff
Lifen Wang

Email:wanglf@iphy.ac.cn

2009-2014  中科院物理所 博士
2014-2018  美国阿贡国家实验室 博士后
2018-          中科院物理所 副研究员
2020-          中科院物理所青促会会员
 
主要研究方向:

结构相变的原子机制
离子输运动力学 

过去的主要工作及获得的成果:

基于原位透射电子显微学技术,针对锂离子存储结构相变电极材料的储锂机制进行系列原子表征,对电极材料中的结构相变机制取得深入理解,例如首次实验上观察到了实空间锂离子嵌入MoS2层间引起的结构相变;

针对功能氧化物中氧离子的输运机制进行原子表征,对功能氧化物中的结构相变机制取得深入理解,例如利用像差校正电镜捕捉到CeO2表介面中氧原子的输运通道;

摸索开展液态电化学及液固两相界面反应池,对液固相变的原子机制理解取得阶段性进展。

迄今在PRL, JACS等学术期刊发表多篇论文。

代表性论文及专利:

Liang Zhu, Xin Jin, Yu-Yang Zhang*, Shixuan Du, Lei Liu*, Tijana Rajh, Zhi Xu, Wenlong Wang, Xuedong Bai*, Jianguo Wen*, Lifen Wang*. “Visualizing Anisotropic Oxygen Diffusion in Ceria under Activated Conditions” Physical Review Letters, 2020,
124, 056002.


Liang Zhu, Shulin Chen, Hui Zhang, Jine Zhang, Yuanwei Sun, Xiaomin Li, Zhi Xu, Lifen Wang*, Jirong Sun, Peng Gao, Wenlong Wang*, Xuedong Bai*. "Strain-Inhibited Electromigration of Oxygen Vacancies in LaCoO3 ". ACS Applied Materials & Interfaces, 2019, 1, 36800-6. 

Lifen WanZhi Xu, Wenlong Wang, Xuedong Bai. Atomic mechanism of dynamic electrochemical lithiation processes of MoS2 nanosheets. J. Am. Chem. Soc. 20141366693-6697.

Lifen Wang Donghua Liu, Shize Yang, Xuezeng Tian, Wenlong Wang, Enge Wang, Zhi Xu, Xuedong Bai. Exotic reaction front and stage structure in lithiated Si nanowires. ACS Nano. 2014, 8, 8249-8254.

Lifen Wang, Jian Yan, Zhi Xu, Wenlong Wang, Jianguo Wen, Xuedong Bai. Rate Mechanism of Vanadium oxide coated tin dioxide nanowire electrode for lithium ion battery. Nano energy 2017, 42, 294-299.

Lifen Wang, Jianguo Wen, Huaping Sheng, Dean J. Miller. Fractal growth of platinum electrodeposits revealed by in situ electron microscopy. Nanoscale 2016, 8, 17250-17255.

Lifen Wang, Xuezeng Tian, Shize Yang, Zhi Xu, Wenlong Wang, Xuedong Bai. Dynamic nanomechanics of zinc oxide anowires. Appl. Phys. Lett. 2012, 100, 163110. 

Lifen Wang, Zhi Xu, Shize Yang, Xuezeng Tian, Jiake Wei, Wenlong Wang, Xuedong Bai. Real-time in situ TEM studying the fading mechanism of tin dioxide nanowire electrodes in lithium ion batteries. Sci. China Tech. Sci. 2013, 56, 2630-2635.


目前的研究课题及展望:

发展液态反应池技术,预计近期在电化学离子调控液固界面的原子机制理解方面取得重要进展。
承担课题: 国家自然科学基金委面上项目2020-2022

Time: 2021-08-17
 
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