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Materials Physics
Lei HeChangProfessor

Address:Room 706, Technology Building

E-mail:hlei@ruc.edu.cn

Phone:62512092

Fax:0086-10-62517887

Webpage:http://leilab.cn

Education

September 2000 - June 2004: Bachelor, Department of Inorganic Nonmetallic Materials, Nanjing Tech University  

September 2004 - June 2009: Doctor, Institute of Solid State Physics, Hefei Institutes of Physical Science, Chinese Academy of Sciences

Work Experience

October 2009 - September 2012: Postdoctoral Fellow, Brookhaven National Laboratory, USA  

October 2012 - November 2014: Postdoctoral Fellow, Tokyo Institute of Technology, Japan  

November 2014 - August 2019: Associate Professor, School of Physics, Renmin University of China  

September 2019 - present: Professor, School of Physics, Renmin University of China


Research Interests

Mainly engaged in the preparation of single-crystal materials and low-temperature property research of correlated electron systems, including:  

- Preparation and property research of iron-based superconductors and novel superconducting materials   - Preparation and property research of quantum correlated materials   - Exploration of new inorganic materials   - Functional crystal preparation and growth techniques   - Low-temperature transport measurement techniques


Achievements

1.J. G. Guo, H. C. Lei, F. Hayashi, and H. Hosono, Superconductivity and phase instability of NH3-freeNa-intercalated FeSe1-zSz.Nature Commun.5, 4756 (2014). (Co-first author)

2.H. C. Lei, W.-G. Yin, Z. Zhong, and H. Hosono, Structural, magnetic, and electrical properties of Li2Ir1-xRuxO3.Phys. Rev. B. 89,020409(R) (2014).

3. H. C. Lei, K. F. Wang, R. Hu, H. J. Ryu, M. Abeykoon, E. S. Bozin, and C. Petrovic, Iron Chalcogenide Superconductors at High Magnetic Fields. Sci. Tech. Adv. Mater. 13, 054305 (2012) (Review Article).

4. R. Hu, K. F. Wang, H. J. Ryu, H. C. Lei, E. S. Choi, M. Uhlarz, J. Wosnitza, and C. Petrovic, Electronic Griffiths Phase in the Te-Doped Semiconductor FeSb2.Phys. Rev. Lett. 109, 256401 (2012).

5. H. C. Lei, H. J. Ryu, V. Ivanovski, J. B. Warren, A. I. Frenkel, B. Cekic, W.-G. Yin, and C. Petrovic, Structure and physical properties of the layered iron oxychalcogenide BaFe2Se2O. Phys. Rev. B. 86, 195133 (2012) (Editor’s suggestion).

6. H. C. Lei, Emil S. Bozin, A. Llobet, V. Ivanovski, V. Koteski, J. Belosevic-Cavor, B. Cekic, and C. Petrovic, Magnetism in La2O3(Fe1-xMnx)2Se2 tuned by Fe/Mn ratio. Phys. Rev. B. 86, 125122 (2012).

7. H. C. Lei, D. Graf, R. W. Hu, H. J. Ryu, E. S. Choi, S. W. Tozer, and C. Petrovic, Multiband effects on β-FeSe single crystals. Phys. Rev. B. 85,094515 (2012).

8. H. C. Lei, M. Abeykoon, E. S. Bozin, K. F. Wang, J. B. Warren, and C. Petrovic, Phase diagram of KxFe2-ySe2-zSz and the suppression of its superconducting state by a Fe2-Se/S tetrahedron distortion. Phys. Rev. Lett. 107,137002(2011).

9. H. C. Lei, E. S. Bozin, K. F. Wang, and C. Petrovic, Antiferromagnetism in semiconducting KFe0.85Ag1.15Te2 single crystals. Phys. Rev. B. 84,060506(R) (2011).

10. H. C. Lei, M. Abeykoon, E. S. Bozin, and C. Petrovic, Spin-glass behavior of semiconducting KxFe2-yS2. Phys. Rev. B. 83,180503(R) (2011).

12. H. C. Lei and C. Petrovic, Giant increase in critical current density of KxFe2-ySe2 single crystals. Phys. Rev. B. 84, 212502 (2011).

13. H. C. Lei, H. J. Ryu, A. I. Frenkel, and C. Petrovic, Anisotropy in BaFe2Se3 single crystals with double chains of FeSe tetrahedral. Phys. Rev. B. 84, 214511 (2011).

14. H. C. Lei and C. Petrovic, Critical current density and mechanism of vortex pinning in KxFe2-ySe2 doped with S. Phys. Rev. B. 84,052507 (2011).

15. H. C. Lei, R. Hu, and C. Petrovic, Critical fields, thermally activated transport, and critical current density of β-FeSe single crystals. Phys. Rev. B. 84,014520 (2011).

16. H. C. Lei and C. Petrovic, Anisotropy in transport and magnetic properties of K0.64Fe1.44Se2. Phys. Rev. B. 83,184504 (2011).

17. X. D. Zhu, H. C. Lei, and C. Petrovic, Coexistence of Bulk Superconductivity and Charge Density Wave in CuxZrTe3. Phys. Rev. Lett. 106,246404 (2011).

18. H. C. Lei, R. Hu, E. S. Choi, and C. Petrovic, Thermally activated energy and flux-flow Hall effect of Fe1+y(Te1-xSx)z. Phys. Rev. B. 82,134525 (2010).

19. H. C. Lei, R. Hu, E. S. Choi, J. B. Warren, and C. Petrovic, Effects of excess Fe on upper critical field and magnetotransport in Fe1+y(Te1-xSx)z. Phys. Rev. B. 81,184522 (2010).

20. H. C. Lei, R. Hu, E. S. Choi, J. B. Warren, and C. Petrovic, Pauli-limited upper critical field of Fe1+yTe1-xSex. Phys. Rev. B. 81,094518 (2010).