Cui-Zu Chang

Professor of Physics
Cui-Zu Chang
Cui-Zu
Chang
Professor of Physics
Department Affiliations
Interests
Condensed matter, Experiment
Address
Phone
(814) 863-9860
Website
Chang Research Group

Education

Ph.D. in Physics, Tsinghua U. (China), 2013
B.S. in Optical Engineering, Shandong U. (China), 2007

Biography

Professor, Penn State, 2024 – present
Associate Professor, Penn State, 2022 - 2024
Henry W. Knerr Early Career Professor, Penn State, 2021 - 2024
Assistant Professor, Penn State, 2017 - 2022
Postdoc Research Associate, MIT, 2013 - 2017

Honors and Awards

2024 APS Fellow

2021  Rustum and Della Roy Innovation in Materials Research Award
2021 Henry W. Knerr Early Career Professorship
2019 Gordon and Betty Moore EPiQS Materials Synthesis Investigator
2019 Macronix Prize (Outstanding Young Researcher Award)
2019 NSF CAREER Award
2018 MIT Technology Review 35 Innovators Under 35 (China)
2018 ARO Young Investigator Program Award
2018 Alfred P. Sloan Research Fellowship
2016 International Union of Pure and Applied Physics Young Scientist Prize in the Structure and Dynamics of Condensed Matter
2013 Switzerland Dimitris N. Chorafas Foundation Award
 

Research Interests

  1. Quantum anomalous Hall (QAH) effect 
  2. Topological materials 
  3. Majorana physics in QAH-supercondctor and TI-superconductor hybrid structures
  4. Interface superconductivity
  5. MBE of “thin film”, “heterostructure” and “superlattice”
  6. Novel quantum phase in emerging quantum materials 
  7. Magnetic and Superconductive tunneling junctions

Selected Publications

(A complete list is available here) (#corresponding authors, *equal first authors). 

 [1].  Interface-induced superconductivity in magnetic topological insulators

H. Yi*, Y.-F. Zhao*, Y.-T. Chan*, J. Cai*, R. Mei, X. Wu, Z.-J. Yan, L.-J. Zhou, R. Zhang, Z. Wang, S. Paolini, R. Xiao, K. Wang, A. R. Richardella, J. Singleton, L. E. Winter, T. Prokscha, Z. Salman, A. Suter, P. P. Balakrishnan, A. J. Grutter, M. H. W. Chan, N. Samarth, X. Xu, W. Wu#, C.-X. Liu#, and C.-Z. Chang#

Science 383,634 (2024).

[2].    Electrical switching of the edge current chirality in quantum anomalous Hall insulators

W. Yuan*, L.-J. Zhou*, K. Yang, Y.-F. Zhao, R. Zhang, Z. Yan, D. Zhuo, R. Mei, M. H. W. Chan, M. Kayyalha, C.-X. Liu#, and C.-Z. Chang#

Nature Mater. 23, 58-64 (2024).

[3].     Confinement-induced chiral edge channel interaction in quantum anomalous hall insulators

L.-J. Zhou*, R. Mei*, Y.-F. Zhao*, R. Zhang, D. Zhuo, Z. Yan, W. Yuan, M. Kayyalha, M. H. W. Chan, C.-X. Liu#, and C.-Z. Chang#

Phys. Rev. Lett. 130, 086201(2023).

[4].  Axion Insulator State in Hundred-Nanometer-Thick Magnetic Topological Insulator Sandwich Heterostructures

D. Zhuo*, Z.-J. Yan*, L.-J. Zhou, Z.-T. Sun, Y.-F. Zhao, R. Zhang, H. Yi, K. Wang, M. H. W. Chan, C.-X. Liu, K. T. Law#, and C.-Z. Chang#

Nature Commun. 14, 7596 (2023).

[5].    Dirac-fermion-assisted interfacial superconductivity in epitaxial topological-insulator/iron-chalcogenide heterostructures

H. Yi*, L.-H. Hu*, X. Wu, Y.-F. Zhao, L.-J. Zhou, Z. Yan, R. Zhang, W. Yuan, Z. Wang, D. R. Hickey, A. R. Richardella, J. Singleton, L. E. Winter, M. H. W. Chan, N. Samarth, C.-X. Liu, and C.-Z. Chang#

Nature Commun. 14, 7119 (2023).

[6].  Creation of chiral interface channels for quantized transport in magnetic topological insulator multilayer heterostructures

Y.-F. Zhao*, R. Zhang*, J. Cai, D. Zhuo, L.-J. Zhou, Z.-J. Yan, M. H. W. Chan, X. Xu, and C.-Z. Chang#

Nature Commun. 14, 770 (2023).

[7].   Colloquium: Quantum anomalous Hall effect

C.-Z. Chang#, C.-X. Liu#, and A. H. MacDonald#

Rev. Mod. Phys. 95, 011002 (2023).

[8].    Crossover from Ising-to Rashba-type superconductivity in epitaxial Bi2Se3/monolayer NbSe2 heterostructures

H. Yi*, L.-H. Hu*, Y. Wang*, R. Xiao, J. Cai, D. R. Hickey, C. Dong, Y.-F. Zhao, L.-J.ie Zhou, R. Zhang, A. R. Richardella, J. A. Robinson, M. H. W. Chan, X. Xu, N. Samarth, C.-X. Liu, and C.-Z. Chang#

Nature Mater. 21, 1366(2022).

[9].   Zero magnetic field plateau phase transition in higher Chern number quantum anomalous Hall insulators

Y.-F. Zhao*, R. Zhang*, L.-J. Zhou, R. Mei, Z.-J. Yan, M. H. W. Chan, C.-X. Liu, and C.-Z. Chang#

Phys. Rev. Lett. 128, 216801(2022).

[10].  Interface-Induced Sign Reversal of the Anomalous Hall Effect in Magnetic Topological  Insulator Heterostructures    

F. Wang*, X. Wang*, Y.-F. Zhao*, D. Xiao, L.-J. Zhou, W. Liu, Z. Zhang, W. Zhao, M. H. W. Chan, N. Samarth, C. Liu, H. Zhang#, and C.-Z. Chang#

Nature Commun. 12,79 (2021).

[11].  Tuning the Chern Number in Quantum Anomalous Hall Insulators

Y.-F. Zhao*, R. Zhang*, R. Mei*, L.-J. Zhou, H. Yi, Y.-Q. Zhang, J. Yu, R. Xiao, K. Wang, N. Samarth, M. H. W. Chan, C.-X. Liu#, and C.-Z. Chang#

Nature 588, 419-423(2020).

[12].  Scaling Behavior of the Quantum Phase Transition from a Quantum Anomalous Hall Insulator to an Axion Insulator

X. Wu, D. Xiao, C.-Z. Chen, J. Sun, L. Zhang, M. H. W. Chan, N. Samarth, X. C. Xie, X. Lin#, and C.-Z. Chang#

Nature Commun. 11, 4532 (2020).

[13].  Concurrence of Quantum Anomalous Hall and Topological Hall Effects in Magnetic Topological Insulator Sandwich Heterostructures  

J. Jiang*, D. Xiao*, F. Wang, J.-H. Shin, D. Andreoli, J. Zhang, R. Xiao, Y.-F. Zhao, M. Kayyalha, L. Zhang, K. Wang, J. Zang, C. Liu, N. Samarth#, M. H. W. Chan#, and C.-Z. Chang#

Nature Mater. 19,732–737 (2020).

[14].  Absence of Evidence for Chiral Majorana Modes in Quantum Anomalous Hall-Superconductor Devices

M. Kayyalha*, D. Xiao*, R. Zhang*, J. Shin, J. Jiang, F. Wang, Y.-F. Zhao, L. Zhang, K. M. Fijalkowski, P. Mandal, M. Winnerlein, C. Gould, Q. Li, L. W. Molenkamp, M. H. W. Chan#, N. Samarth#, and C.-Z. Chang#

Science 367, 64-67(2020).

[15].  Realization of the Axion Insulator State in Quantum Anomalous Hall Sandwich Heterostructures

D. Xiao*, J. Jiang*, J.-H. Shin, W. Wang, F. Wang, Y.-F. Zhao, C. Liu, W. Wu, M. H. W. Chan#, N. Samarth#, and C.-Z. Chang#

Phys. Rev. Lett. 120, 056801 (2018) (Editors’ Suggestion).

[16].  Observation of the quantum phase transition from quantum anomalous Hall insulator to Anderson insulator and its scaling behavior

C.-Z. Chang*, W. Zhao*, J. Li*, J. K. Jain, C. Liu, J. S. Moodera, and M. H. W. Chan

Phys. Rev. Lett. 117, 126802 (2016) (Editors’ Suggestion).

[17].  High-precision realization of robust quantum anomalous Hall state in a hard ferromagnetic topological insulator

C.-Z. Chang#, W. Zhao#, D. Kim, H. Zhang, B. A. Assaf, D. Heiman, S. C. Zhang, C. Liu, M. H. W. Chan, and J. S. Moodera#

Nature Mater. 14, 473 (2015).

[18].  Zero-field dissipationless chiral edge transport and the nature of dissipation in the quantum anomalous Hall state

C.-Z. Chang*#, W. Zhao*, D. Kim, P. Wei, J. K. Jain, C. Liu, M. H. W. Chan#, and J. S. Moodera#

Phys. Rev. Lett. 115, 057206 (2015).

[19].  Band engineering of Dirac surface states in topological insulators-based van der Waals heterostructures

C.-Z. Chang#, P. Z. Tang, X. Feng, K. Li, X. Ma, W. H. Duan#, K. He#, and Q. K. Xue

Phys. Rev. Lett. 115, 136801 (2015).

[20].  Chemical-Potential-Dependent Gap Opening at the Dirac Surface States of Bi2Se3 Induced by Aggregated Substitutional Cr Atoms

C.-Z. Chang*, P. Z. Tang*, Y. L. Wang, X. Feng, K. Li, Z. Zhang, Y. Wang,  L. Wang, X. Chen, C. X. Liu, W. H. Duan, K. He, X. Ma, and Q. K. Xue

Phys. Rev. Lett. 112, 056801 (2014).

[21].  Experimental observation of the quantum anomalous Hall effect in a magnetic topological insulator

C.-Z. Chang*, J. Zhang*, X. Feng*, J. Shen*, Z. Zhang, M. H. Guo, K. Li, Y. B. Ou, P. Wei, L. Wang, Z. Q. Ji, Y. Feng, S. H. Ji, X. Chen, J. F. Jia, X. Dai, Z. Fang, S.C. Zhang, K. He, Y. Wang, L. Lu, X. C. Ma, and Q. K. Xue

Science 340, 167 (2013) 

This work was featured in the scientific background of the 2016 Nobel Prize in Physics for Haldane, Kosterlitz, and Thouless.