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)二次电池材料与器件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. Synchrotron X-ray analytical techniques for studying materials electrochemistry in rechargeable batteries, F. Kin, Y. Liu, X. Yu, L. Chen, A. Singer, O. G. Shpyrko, H. Xin, N. Tamura, C. Tian, T. Weng, X.–Q. Yang, Y. Meng, D. Nordlund, W. Yang, M. M. Doeff, Chem. Rev. (2017), DOI: 10.1021/acs.chemrev.7b00007.
2. Na‐Ion intercalation and charge storage mechanism in 2D vanadium carbide, S. Bak, R. Qiao, W. Yang, S. Lee, X. Yu*, B. Anasori, H. Lee, Y. Gogotsi*, X.-Q. Yang*, Adv. Energy Mater. (2017), DOI: 10.1002/aenm.201700959.
3. 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 Lett. (2016), 16, 5999.
4. 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.
5. 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.
6. 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.
7. 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.
8. 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.
9. 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.
10. 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.
11. 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.
12. 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:

每年拟招收直博生或硕博连读生3名,欢迎具有物理、材料和化学专业背景的同学报考!

电话:

010-82649413

Email:

xyu@iphy.ac.cn