Dr. Qing Lin He 何庆林

 

Assistant Professor

 

Room W548, Physics Building.

qlhe(at)pku.edu.cn

Tel. 86-10-62765560

 

Education

Degree	Year	Major	Institution
Ph.D.	2011/09-2015/01	Physics	Hong Kong University of Science and Technology
B.S.	2007/09-2011/08	Materials Physics	Sun Yat-sen University

 

Professional Appointments

Year	Position	Institution
2018/05- present	Assistant Professor	ICQM, Peking University
2015/03-2018/04	Post-doctoral Researcher	University of California, Los Angeles

 

Research Interests

• Molecular Beam Epitaxial (MBE) growth and characterization of quantum materials, metal and semiconductor thin films and nanostructures, including quantum dots, nanowires, etc.;
• Topological (crystalline) insulators;
• Topological superconductor and Majorana fermions;
• Antiferromagnetic spintronics;

 

Selected Publication

1. H. Sun, Y. Liu, D. Huang, Y. Fu, Y. Huang, M. He, X. Luo, W. Song, Y. Liu, G. Yu, Q. L. He, “Nonvolatile magnetization switching in a single-layer magnetic topological insulator”, Commun. Phys. 6, 222 (2023).

2. H. Sun, Y. Huang, M. He, Y. Fu, S. Zheng, B. Zhang, C. Wang, Q. L. He, “Chiral and helical states in selective-area epitaxial heterostructure”, Commun. Phys. 6, 204 (2023).

3. M. He, Y. Fu, Y. Huang, H. Sun, T. Guo, W. Lin, Y. Zhu, Y. Zhang, Y. Liu, G. Yu, Q. L. He, “Intrinsic and extrinsic dopings in epitaxial films MnBi2Te4”, J. Phys.: Condens. Matter 35, 295701 (2023).

4. M. He, Y. Huang, H. Sun, Y. Fu, P. Zhang, K. L. Wang, Q. L. He, “Probing the percolation in the quantum anomalous Hall insulator”, New J. Phys. 25, 033003 (2023).

5. M. He, Y. Huang, H. Sun, Y. Fu, P. Zhang, C. Zhao, K. L. Wang, G. Yu, and Q. L. He, “Quantum anomalous Hall interferometer”, J. Appl. Phys. 133, 084401 (2023).

6. Y. Huang, H. Sun, M. He, Y. Fu, P. Zhang, K. L. Wang, Q. L. He, “Bias-modulated switching in Chern insulator”, New J. Phys. 24, 083036 (2022).

7. H. Sun, Y. Huang, P. Zhang, M. He, Y. Fu, K. L. Wang, Q. L. He, “Topological transitions in the presence of random magnetic domains”, Commun. Phys. 5, 217 (2022).

8. Q. L. He, T. L. Hughes, N. P. Armitage, Y. Tokura, K. L. Wang, “Topological spintronics and magnetoelectronics”, Nat. Mater. 21, 15-23 (2022).

9. A. J. Grutter, Q. L. He, “Magnetic proximity effects in topological insulator heterostructures: Implementation and characterization”, Phys. Rev. Mater. 5, 090301 (2021).

10. L. Pan, X. Liu, Q. L. He, A. Stern, G. Yin, X. Che, Q. Shao, P. Zhang, P. Deng, C.-Y. Yang, B. Casas, E. S. Choi, J. Xia, X. Kou, K. L. Wang, “Probing the low-temperature limit of the quantum anomalous Hall effect”, Sci. Adv. 6 : eaaz3595 (2020).

11. Q. L. He, G. Yin, L. Yu, A. J. Grutter, L. Pan, C-Z Chen, X. Che, G. Yu, B. Zhang, Q. Shao, A. L. Stern, B. Casas, J. Xia, X. Han, B. J. Kirby, R. K. Lake, K. T. Law, K. L. Wang, “Topological transitions induced by antiferromagnetism in a thin-film topological insulator”, Phys. Rev. Lett. 121, 096802 (2018).

12. Q. L. He, G. Yin, A. J. Grutter, L. Pan, X. Che, G. Yu, D. A. Gilbert, S. M. Disseler, Y. Liu, P. Shafer, B. Zhang, Y. Wu, B. J. Kirby, E. Arenholz, R. K. Lake, X. Han, K. L. Wang, “Exchange-biasing topological charges by antiferromagnetism”, Nat. Commun. 9: 2767 (2018).

 

Open Positions

We have openings for undergraduate students, Ph.D. students, and postdocs. Please send emails with your resume to Q.L.He (qlhe@pku.edu.cn) for applications.