禹习谦

简介:

男,1982年10月出生。2001年至2005年在武汉大学物理科学与技术学院学习,2005年至2010年在中国科学院物理研究所硕博连读。2010年至2013年在美国Brookhaven国家实验室从事博士后研究,2013年至2016年4月为Brookhaven国家实验室助理研究员,2016年4月加入中国科学院物理研究所E01组工作,2017年入选中组部“青年千人”,现任中国科学院“百人计划”特聘研究员,博士生导师。

主要研究方向:

(1)高能量密度锂离子电池与固态锂电池材料设计;(2)储能材料的同步辐射原位表征;(3)锂离子电池材料与器件失效分析与逆向分析。

过去的主要工作及获得的成果:

近年来一直从事利用同步辐射光X射线衍射(XRD)与X射线吸收光谱(XAS)等技术研究二次电池材料体系储能机制与电池性能的构效关系。其研究方向涉及锂离子电池,钠离子电池,镁离子电池与锂硫电池等。至今已在包括Nature communications,Energy&Environmental Science,Advanced Energy Materials,Nano Letters在内的国际重要学术期刊上合作发表学术论文70余篇,引用4000余次,H因子34。

代表性论文及专利:

1. Explore the effects of microstructural defects on voltage fade of Li- and Mn-rich cathodes, E. Hu, Y. Lyu, H. Xin, J. Liu, L.L. Han, S.M. Bak, J. Bai, X. Yu*, H. Li*, X.-Q. Yang*, Nano Letters (2016), DOI: 10.1021/acs.nanolett.6b01609.
2. Structural Integrity-Searching the key factor to suppress the voltage fade of Li-rich layered cathode materials, Y. Xu, E. Hu, F. Yang, J. Corbett, Z. Sun, Y. Lyu, X. Yu*, Y. Liu*, X.-Q. Yang*, H. Li, Nano Energy (2016), 28, 164.
3. Direct observation of the redistribution of sulfur and polysufides in Li–S batteries during the first cycle by in situ X-ray fluorescence microscopy, X. Yu, H. Pan, Y. Zhou, P. Northrup, J. Xiao, S. Bak, M. Liu, K. Nam, D. Qu, J. Liu*, T. Wu, X.-Q. Yang*, Adv. Energy Mater. (2015), 5, 1500072.
4. Ti-substituted tunnel-type Na0.44MnO2 oxide as a negative electrode for aqueous sodium-ion batteries, Y. Wang, J. Liu, B. Lee, R. Qiao, Z. Yang, S. Xu, X. Yu*, L. Gu*, Y.-S. Hu*, W. Yang, K. Kang, H. Li, X.-Q. Yang, L. Chen, X. Huang, Nature Commun. (2015), 6, 6401.
5. Probing reversible multi-electron transfer and structure evolution of Li1.2Cr0.4Mn0.4O2 cathode material for Li-ion batteries in a voltage range of 1.0-4.8 V", Y. Lyu, N. Zhao, E. Hu, R. Xiao, X. Yu*, L. Gu*, X.Q. Yang, H. Li*, Chem. Mater. (2015), 27, 5238.
6. A high capacity positive electrode material with tunnel-type structure for aqueous sodium-ion batteries", Y. Wang, L. Mu, J. Liu, Z. Yang, X. Yu*, L. Gu*, Y.-S. Hu*, H. Li, X.-Q. Yang, L. Chen, X. Huang, Adv. Energy Mater. (2015), 5, 1501005.
7. Understanding the rate capability of high-energy-density Li-rich layered Li1.2Ni0.15Co0.1Mn0.55O2 cathode materials", X. Yu, Y. C. Lyu, L. Gu, H. M. Wu, S. M. Bak, Y. N. Zhou, K. Amine, S. N. Ehrlich, H. Li*, K. W. Nam, X. -Q. Yang*, Adv. Energy Mater. (2014), 4, 1300950.
8. A long-life lithium-ion battery with highly porous TiNb2O7 anode for large-scale electrical energy storage", B. K. Guo#, X. Yu#, X.G. Sun, M. Chi, Z.A. Qiao, J. Liu, Y.-S. Hu*, X.-Q. Yang, J.B. Goodenough, S. Dai*. Energy Environ. Sci. (2014), 7, 2220.
9. A size-dependent sodium storage mechanism in Li4Ti5O12 investigated by a novel characterization technique combining in situ X-ray diffraction and chemical sodiation", X. Yu, H. Pan, W. Wan, C. Ma, J. Bai, Q. Meng, S.N. Ehrlich, Y. -S. Hu*, X.-Q. Yang*, Nano Lett. (2013), 13, 4721.
10. A zero-strain layered metal oxide as the negative electrode for long-life sodium-ion batteries", Y. Wang#, X. Yu#, S. Xu, J. Bai, R. Xiao*, Y.-S. Hu*, H. Li, X.-Q. Yang, L.Q. Chen, X.J. Huang, Nature Commun. (2013), 4, 2365.

全部论文及详情请见:http://www.researcherid.com/rid/B-5574-2014

培养研究生情况:

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Email:

xyu@iphy.ac.cn