Professor

Phone: 86-27-87793406

Email: xmcheng@mail.hust.edu.cn

Academic Areas: Information Storage Materials and Devices

Cheng Xiaomin is a Professor at the School of Optical and Electrical Information in Huazhong University of Science and Technology. Her research spans information storage materials and devices, including spintronic materials and devices, phase-change memory materials and devices, semiconductor memory, magnetic recording media, magnetic materials and functional thin film materials etc. She played important roles in many national, provincial and ministerial level fundings, for example, the 863 major sub-project "New storage devices," 863 project " Resistance type phase change memory technology for high density and low power consumption", Natural Science Fundation of China "optical -magnetic hybrid recording media, properties and disc research", the Natural Science Fund of China " Preparation and mechanism of SmCo5 perpendicular magnetic thin films ", the Hubei Provincial Key Scientific and Technogical Fund "Research on phase change random access memory chip" and so on. Currently, she is in charge of three projects, the Natural Science Foundation Project of China "Magnetization reversal study in the perpendicular spin torque transfer magnetic tunnel junction with nano-current channel structure ", the Natural Science Foundation Project of China “Fundamental research on the magnetoresistance effect and its physical mechanism in nonmagnetic GeTe/Sb2Te3 superlattice thin films and memory cells”; 863 sub-project “Research on the anti-thermal crosstalk, low-current phase change materials and devices”. Xiaomin Cheng has published more than 30 journal papers and has applied for 13 patents including 1 international patent. 

Academic Degrees

PhD in Microelectronics and Solid Electronics, 2008, Huazhong University of Science and Technology; 
Master Degree in Data Storage, 2002, National University of Singapore;
BA in Material Science, 1996, Huazhong University of Science and Technology.

Professional Experience

2015.01-Present:Professor,Huazhong University of Science and Technology

2011.08-2012.09:Visiting Scholar, University of Minnesota, USA

2009.01-2014.12:Associate Professor,Huazhong University of Science and Technology

2002.03-2008.12:Lecturer,Huazhong University of Science and Technology

1996.06-1999.07:Teaching Assistant,Huazhong University of Science and Technology

Selected Publications

1. Ju C, Cheng XM*, Miao XS, Amorphization and amorphous stability of Bi2Te3 chalcogenide films, APPLIED PHYSICS LETTERS, Volume 100, 2012, 142114 
2. Jindong Liu, Xiaomin Cheng*, Fei Tong, and Xiangshui Miao, Spin-glass behavior and anomalous magnetoresistance in ferromagnetic Ge1-xFexTe epilayer, JOURNAL OF APPLIED PHYSICS, Volume 116, 2014, 043901
3. X. W. Guan, X. M. Cheng*, T. Huang, and X. S. Miao, Interface structure and magnetism of CoFe/A1-FePt films with perpendicular magnetic anisotropy, JOURNAL OF APPLIED PHYSICS, Volume 116, 2014, 116, 213910
4. N. LIU, C. JU, X.M.CHENG*, and X.S. MIAO, Surface Band Tuning of Bi2Te3 Topological Insulator Thin Films by Gas Adsorption, JOURNAL OF ELECTRONIC MATERIALS, Vol. 43, No. 9, 2014,p3105-3109
5. F.Tong, J.D.Liu, X.M.Cheng*, J.H.Hao, G.Y.Gao, H.Tong, X.S.Miao, Lattice strain induced phase selection and epitaxial relaxation in crystalline GeTe thin film, THIN SOLID FILMS, Volume 568, 2014, p70–73
6. Adam Abdalla Elbashir Adam, Xiaomin Cheng*, Xiawei Guan, Xiangshui Miao, Ferromagnetism modulation by phase change in Mn-doped GeTe chalcogenide magnetic materials, APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, 2014, 117, 2115–2119
7. T.Huang, X.M.Cheng*, X.W.Guan, and X.S Miao, Effect of Ultrathin Inserted Ag Layer on Perpendicular Magnetic Anisotropy of CoFeB Thin Film, IEEE TRANSACTIONS ON MAGNETICS, 2014, VOL. 50, NO. 11,  4400904
8. Adam Abdalla Elbashir Adam, Xiaomin Cheng*, Xiang shui Miao, Thickness dependence and Magnetization Behavior of Mn-doped GeTe Phase Change Materials, JOURNAL OF MATERIALS SCIENCE: MATERIALS IN ELECTRONICS, 2015, in press
9. Tong H, Miao XS, Yang Z, Cheng XM, Insulator-metal transition in GeTe/Sb2Te3 multilayer induced by grain growth and interface barrier, APPLIED PHYSICS LETTERS, Volume: 99, Issue: 21, 2011, 212105 
10. Tong H, Miao XS, Cheng XM, Wang H, Zhang L, Sun JJ, Tong F, Wang JH, Thermal conductivity of chalcogenide material with superlatticelike structure, APPLIED PHYSICS LETTERS, Volume: 98, Issue: 10, 2011, 101904,
11. Tong F, Miao XS, Wu Y, Chen ZP, Tong H, Cheng XM, Effective method to identify the vacancies in crystalline GeTe, APPLIED PHYSICS LETTERS, Volume: 97, Issue: 26, 2010, 261904, 
12. Wang P, Ju C, Chen W, Huang DQ, Guan XW, Li Z, Cheng XM and Miao XS, Picosecond amorphization of chalcogenides material: From scattering to ionization, APPLIED PHYSICS LETTERS, 102(11), 2013: 112108

Courses Taught

Foundation of Information Storage Technology (Undergraduate Course)
Semiconductor Materials and Devices (All-in-English Postgraduate Course)

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