Dr. Ke Deng is Assistant Researcher in Southern University of Science and Technology (SUSTech), China. He obtained his B.S. degree in 2013 from Xi’an Jiao Tong University, and his Ph.D in 2019 from Tsinghua University. He did his research in discovery of novel state of matter and low-dimensional quantum materials by synchrotron-based spectroscopy techniques in Advanced Light Source, Lawrence Berkeley National Lab (ALS, LBNL) after he was awarded the ALS Doctoral Fellowship from 2015-2017. Dr. Ke Deng was appointed as an Assistant Researcher in the Institute for quantum science and technology of SUSTech in July of 2019. He is mainly focusing on using Angle-resolved photoemission spectroscopy (ARPES) and related techniques to uncover the novel electronic structure of low-dimensional materials and topological quantum materials, for exploiting and manipulating their properties.

Research Field

Electronic structure of low-dimensional materials and topological quantum materials, Electrides, Angle-resolved photoemission spectroscopy (ARPES), Molecular-beam epitaxy (MBE) and X-ray Circular Dichroism Spectroscopy

Educational Background

2013.09-2019.07, Ph.D. in Physics, Tsinghua University, China

2016.01-2017.10, Guest Researcher, Lawrence Berkeley National Lab, USA

2009.09-2013.07, B.S. in Applied Physics, Xi’an Jiaotong University, China

Working Experience

2019.07- present Assistant Researcher, Institute for Quantum Science and Engineering, Southern University of Science and Technology, China

2016.01-2017.10, Research Scholar, Lawrence Berkeley National Lab, USA

Honors and Awards

2019 Yu-Hsun Woo Nominee Prize (清華大學-吳有訓提名獎)

2019 Chih-Kung Jen Prize (任之恭獎)

2018 Tsinghua 1st class Excellence Scholarship

2015 & 2016 ALS Doctoral Fellowship (Lawrence Berkeley National Lab, USA)

2013 Outstanding Graduate of Xi’an Jiaotong University

Membership and Services

2022-2024 Early Career Editorial Advisory Board for Applied Physics Letters

2022-2024 Topic Editor for Symmetry 

Papers and Patents

[1] N. Lu, Z. Zhang, Y. Wang, H.-B. Li, S. Qiao, B. Zhao, Q. He, S. Lu, C. Li, Y. Wu, M. Zhu, X. Lyu, X. Chen, Z. Li, M. Wang, J. Zhang, S. C. Tsang, J. Guo, S. Yang, J. Zhang, K. Deng, D. Zhang, J. Ma, J. Ren, Y. Wu, J. Zhu, S. Zhou, Y. Tokura, C.-W. Nan, J. Wu, P. Yu, Enhanced low-temperature proton conductivity in hydrogen-intercalated brownmillerite oxide. Nature Energy, 2022: 1-9.

[2] Z. Wang, Z. Hao, Y. Yu, Y. Wang, S. Kumar, X. Xie, M. Tong, K. Deng, Y.-J. Hao, X.-M. Ma, K. Zhang, C. Liu, M. Ma, J. Mei, G. Wang, E. F. Schwier, K. Shimada, F. Xu, C. Liu, W. Huang, J. Wang, T. Jiang, C. Chen, Fermi Velocity Reduction of Dirac Fermions around the Brillouin Zone Center in In2Se3–Bilayer Graphene Heterostructures. Advanced Materials, 2021, 33(17): 2007503.

[3] H. Zhang, S. Wang, E. Wang, X. Lu, Q. Li, C. Bao, K. Deng, H. Zhang, W. Yao, G. Chen, A. V. Fedorov, J. D. Denlinger, K. Watanabe, T. Taniguchi, G. Zhang, S. Zhou, Experimental evidence of plasmarons and effective fine structure constant in electron-doped graphene/h-BN heterostructure. npj Quantum Materials, 2021, 6(1): 83.

[4] C. Bao, H. Zhang, Q. Li, S. Zhou, H. Zhang, K. Deng, K. Zhang, L. Luo, W. Yao, C. Chen, J. Avila, M. C. Asensio, Y. Wu, S. Zhou, Spatially-resolved electronic structure of stripe domains in IrTe2 through electronic structure microscopy, Communications Physics 4.1 (2021): 229 (2021).

[5] Z. Hao, W. Chen, Y. Wang, J. Li, X.-M. Ma, Y.-J. Hao, R. Lu, Z. Shen, Z. Jiang, W. Liu, Q. Jiang, Y. Yang, X. Lei, L. Wang, Y. Fu, L. Zhou, L. Huang, Z. Liu, M. Ye, D. Shen, J. Mei, H. He, C. Liu, K. Deng, C. Liu, Q. Liu, C. Chen, Multiple Dirac nodal lines in an in-plane anisotropic semimetal TaNiTe5, Phys. Rev. B.104.115158 (2021)

[6] X.-M. Ma*, Y. Zhao*, K. Zhang*, S. Kumar*, R. Lu, J. Li, Q. Yao, J. Shao, F. Hou, X. Wu, M. Zeng, Y.-J. Hao, Z. Hao, Y. Wang, X.-R. Liu, H. Shen, H. Sun, J. Mei, K. Miyamoto, T. Okuda, M. Arita, E. F. Schwier, K. Shimada, K. Deng, C. Liu, J. Lin, Y. Zhao, C. Chen, Q. Liu, Ch. Liu, Realization of a tunable surface Dirac gap in Sb-doped MnBi2Te4, Physical Review B 103, L121112 (2021)

[7] X. Li*, K. Deng*, B. Fu*, Y. Li*, D.-S. Ma, JF. Han, J. Zhou, SY. Zhou, Y. Yao, Type-III Weyl semimetals: (TaSe4)2I, Physical Review B 103, L081402 (2021) (Letter, Editor's Suggestion)

[8] R. Lu*, H. Sun*, S. Kumar*, Y. Wang*, M. Gu, M. Zeng, Y.-J. Hao, J. Li, J. Shao, X.-M. Ma, Z. Hao, K. Zhang, W. Mansuer, J. Mei, Y. Zhao, C. Liu, K. Deng, W. Huang, B. Shen, K. Shimada, E.F. Schwier, Ch. Liu, Q. Liu, C. Chen, Half-Magnetic Topological Insulator with Magnetization-Induced Dirac Gap at a Selected Surface, Physical Review X 11, 011039 (2021)

[9] K. Zhang*, M. Wang*, X. Zhou, Y. Wang, S. Shen, K. Deng, H. Peng, J. Li, X. Lai, L. Zhang, Y. Wu, W. Duan, P. Yu, S. Zhou, Growth of large scale PtTe, PtTe2 and PtSe2 films on a wide range of substrates, Nano Research (2020) https://doi.org/10.1007/s12274-020-2942-2.

[10] Y. Zhang*, K. Deng*, X. Zhang, M. Wang, Y. Wang, C. Liu, J.-W. Mei, S. Kumar, E.F. Schwier, K. Shimada, C. Chen, B. Shen, In-plane antiferromagnetic moments and magnetic polaron in the axion topological insulator candidate EuIn2As2, Physical Review B 101, 205126 (2020).

[11] K. Deng*, M. Yan*, C. Yu, J. Li, X. Zhou, K. Zhang, Y. Zhao, K. Miyamoto, T. Okuda, W. Duan, Y. Wu, X. Zhong, S. Zhou, Crossover from 2D metal to 3D Dirac semimetal in metallic PtTe2 films with local Rashba effect, Science Bulletin 64 (15): 1044-1048 (2019) (cover article)

[12] J. Ma*, K. Deng*, L. Zheng*, S. Wu, Z. Liu, S. Zhou, D. Sun, Experimental Progress on Layered Topological Semimetals, 2D Materials 6(3): 032001 (2019)

[13] K. Zhang, X. Liu, H. Zhang, K. Deng, M. Yan, W. Yao, M. Zheng, E. F. Schwier, K. Shimada, J. Denlinger, Y. Wu, W. Duan, S. Zhou, Evidence for a Quasi-One-Dimensional Charge Density Wave in CuTe by Angle-Resolved Photoemission Spectroscopy, Physical Review Letters 121. 206402 (2018)

[14] K. Zhang, K. Deng, J. Li, H. Zhang, W. Yao, J. Denlinger, Y. Wu, W. Duan, S. Zhou, Widely tunable band gap in a multivalley semiconductor SnSe by potassium doping. Physical Review Materials 2(5): 054603(2018)

[15] H. Yu, M. Liao, W. Zhao, G. Liu, X. Zhou, Z. Wei, X. Xu, K. Liu, Z. Hu, K. Deng, S. Zhou, J. Shi, L. Gu, C. Shen, T. Zhang, L. Du, L. Xie, J. Zhu, W. Chen, R. Yang, D. Shi, G. Zhang, Wafer-scale growth and transfer of highly-oriented monolayer MoS2 continuous films, ACS Nano 11(12): 12001-12007 (2017)

[16] W. Yao, E. Wang, H. Huang, K. Deng, M. Yan, K. Zhang, K. Miyamoto, T. Okuda, L. Li, Y. Wang, H. Gao, C. Liu, W. Duan, S. Zhou, Direct observation of spin-layer locking by local Rashba effect in monolayer semiconducting PtSe2 film. Nature Communications 8: 14216(2017)

[17] M. Yan*, H. Huang*, K. Zhang*, E. Wang, W. Yao, K. Deng, G. Wan, H. Zhang, M. Arita, H. Yang, Z. Sun, H. Yao, Y. Wu, S. Fan, W. Duan, S. Zhou, Lorentz-violating type-II Dirac fermions in transition metal dichalcogenide PtTe2, Nature Communications 8:257(2017)

[18] P. Deng, Z. Xu, K. Deng, K. Zhang, Y. Wu, H. Zhang, S. Zhou, X. Chen, Revealing Fermi arcs and Weyl nodes in MoTe2 by quasiparticle interference mapping, Physical Review B 95, 245110 (2017)

[19] K. Zhang, C. Bao, Q. Gu, X. Ren, H. Zhang, K. Deng, Y. Wu, Y. Li, J. Feng, S. Zhou, Raman signatures of inversion symmetry breaking and structural phase transition in type-II Weyl semimetal MoTe2, Nature Communications 7: 13552(2017)

[20] K. Deng*, G. Wan*, P. Deng*, K. Zhang, S. Ding, E. Wang, M. Yan, H. Huang, H. Zhang, Z. Xu, J. Denlinger, A. Fedorov, H. Yang, W. Duan, H. Yao, Y. Wu, S. Fan, H. Zhang, X. Chen, S. Zhou, Experimental observation of topological Fermi arcs in type-II Weyl semimetal MoTe2, Nature Physics 12(12)：1105-1110 (2016)

[21] E. Wang, X. Lu, S. Ding, W. Yao, M. Yan, G. Wan, K. Deng, S. Wang, G. Chen, L. Ma, J. Jung, A. V. Fedorov, Y. Zhang, G. Zhang, S. Zhou, Gaps induced by inversion symmetry breaking and second-generation Dirac cones in graphene/hexagonal boron nitride, Nature Physics 12:1111-1116 (2016)

[22] W. Yao, E. Wang, K. Deng, S. Yang, W. Wu, A. Fedorov, S-K Mo, E. Schwier, M. Zheng, Y. Kojima, H. Iwasawa, K. Shimada, K. Jiang, P. Yu, J. Li, S. Zhou, Monolayer charge-neutral graphene on platinum with extremely weak electron-phonon coupling, Physical Review B 92, 115421(2015)