Theoretical Spintronics and Magnetism

Full publication list on Google Scholar.

Peer-Reviewed Journals

2024

[51] Y.-H. Li, Z.-Q. Zhou, R. Cheng, H. Jiang & X.-C. Xie, Doubled Shapiro steps in a dynamic axion insulator Josephson junction, npj quantum materials 9:83 (2024)

[50] X. Wang et al., Unveiling the spin evolution in van der Waals antiferromagnets via magneto-exciton effects, Nature Comm. 15, 8011 (2024)

[49] B. Chen et al., Even–Odd Layer-Dependent Exchange Bias Effect in MnBi₂Te₄ Chern Insulator Devices, Nano Letters 24, 8320 (2024)

[48] H. Huang et al., Manipulating chiral spin transport with ferroelectric polarization, Nature Materials 23, 898 (2024)

[47] J. Tang and R. Cheng, Lossless Spin-Orbit Torque in Antiferromagnetic Topological Insulator MnBi_2⁢Te₄, Phys. Rev. Lett. 132, 136701 (2024)

2023

[46] J. Tang and R. Cheng, Absence of cross-sublattice spin pumping and spin-transfer torques in collinear antiferromagnets, APL Materials 11, 111117 (2023)

[45] J. Han, R. Cheng, L. Liu, H. Ohno & S. Fukami, Coherent Antiferromagnetic Spintronics, Nature Materials 22, 684 (2023)

[44] Y. Cheng, J. Tang, J. J. Michel, S. K. Chong, F. Yang, R. Cheng and K. L. Wang, Unidirectional Spin Hall Magnetoresistance in Antiferromagnetic Heterostructures, Phys. Rev. Lett. 130, 086703 (2023)

2022

[43] Y.-H. Li and R. Cheng, Quantum interference in a superconductor-MnBi2Te4-superconductor Josephson junction, Phys. Rev. Res. 4, 033227 (2022)

[42] S. Guo, Y. Xu, R. Cheng, J. Zhou and X. Chen, Thermal Hall effect in insulating quantum materials, The Innovation 3, 100290 (2022)

[41] Rodriguez et al., Robust spin injection via thermal magnon pumping in antiferromagnet/ferromagnet hybrid systems, Phys. Rev. Res. 4, 033139 (2022)

[40] M. Guo and R. Cheng, Field-assisted sub-terahertz spin pumping and auto-oscillation in NiO, Appl. Phys. Lett. 121, 072401 (2022)

[39] H. Zhang and R. Cheng, A perspective on magnon spin Nernst effect in antiferromagnets, Appl. Phys. Lett. 120, 090502 (2022)

[38] M. Guo, H. Zhang and R. Cheng, Manipulating ferrimagnets by fields and currents, Phys. Rev. B 105, 064410 (2022)

[37] Y.-H. Li and R. Cheng, Identifying axion insulator by quantized magnetoelectric effect in antiferromagnetic MnBi₂Te₄ tunnel junction, Phys. Rev. Res. 4, L022067 (2022)

[36] J. Tang and R. Cheng, Voltage-driven exchange resonance approaching 100% mechanical efficiency, Phys. Rev. B 106, 054418 (2022)

[35] E. Cogulu, H. Zhang, N. Statuto, Y. Cheng, F. Yang, R. Cheng and A. D. Kent, Quantifying Spin-Orbit Torques in Antiferromagnet/Heavy Metal Heterostructures, Phys. Rev. Lett. 128, 247204 (2022)

[34] H. Zhang and R. Cheng, Theory of harmonic Hall responses of spin-torque driven antiferromagnets, J. Magn. Magn. Mater. 556, 169362 (2022)

[33] Y. Liu, H. Liu, W. Yuan, Y.-H. Li, Q. Shao, R. Cheng and J. Shi, Controlling antiferromagnetic magnon polarization by interfacial exchange interaction, Phys. Rev. Appl. 18, 034005 (2022) 

[32] H. Wu, H. Zhang et al., Current-induced Néel order switching facilitated by magnetic phase transition, Nature Comm. 13, 1629 (2022)

[31] I.-H. Kao et al., Deterministic switching of a perpendicularly polarized magnet using unconventional spin-orbit torques in WTe₂, Nature Materials 21, 1029 (2022) 

2021

[30] H. Wang, Y. Xiao, M. Guo, E. Lee-Wong, G. Yan, R. Cheng and C. Du, Spin Pumping of an Easy-Plane Antiferromagnet Enhanced by Dzyaloshinskii-Moriya Interaction, Phys. Rev. Lett. 127, 117202 (2021)

[29] H. Zhang and R. Cheng, Spin Nernst effect of antiferromagnetic magnons in the presence of spin diffusion, Phys. Rev. Appl. 16, 034035 (2021)

[28] Y.-H. Li and R. Cheng, Spin Fluctuations in Quantized Transport of Magnetic Topological Insulators, Phys. Rev. Lett. 126, 027601 (2021)

[27] Y.-H. Li and R. Cheng, Magnonic Su-Schrieffer-Heeger model in honeycomb ferromagnets, Phys. Rev. B 103, 014407 (2021)

[26] R. Chen et al., Tunable room-temperature ferromagnetism in Co-doped two-dimensional van der Waals ZnO, Nature Comm. 12, 3952 (2021)

2020

[25] T. Su, M. Lohmann, J. Li, Y. Xu, B. Niu, M. Alghamdi, H. Zhou, Y. Cui, R. Cheng, T. Taniguchi, K. Watanabe, J. Shi, Current-induced CrI₃ surface spin-flop transition probed by proximity magnetoresistance in Pt, 2D Materials 7, 045006 (2020)

[24] P. Vaidya et al., Sub-terahertz spin pumping from an insulating antiferromagnet, Science 368, 160 (2020)

[23] H. Zhang and R. Cheng, Magnon thermal Edelstein effect detected by inverse spin Hall effect, Appl. Phys. Lett. 117, 222402 (2020)

[22] Y.-H. Li and R. Cheng, Moiré magnons in twisted bilayer magnets with collinear order, Phys. Rev. B 102, 094404 (2020)

[21] J. Han, P. Zhang, Z. Bi, Y. Fan, T. S. Safi, J. Xiang, J. Finley, L.  Fu, R. Cheng, and L. Liu, Birefringence-like spin transport via linearly polarized antiferromagnetic magnons, Nature Nanotech. 15, 563 (2020)

[20] J. Li et al., Spin current from sub-terahertz-generated antiferromagnetic magnons, Nature 578, 70 (2020)

2019

[19] X. Chen et al., Electric field control of Néel spin–orbit torque in an antiferromagnet, Nature Materials 18, 931 (2019)

[18] M. W. Daniels, W. Yu, R. Cheng, J. Xiao, and D. Xiao, Topological spin Hall effects and tunable skyrmion Hall effects in uniaxial antiferromagnetic insulators, Phys. Rev. B 99, 224433 (2019)

[17] R. Cheng, M. Li, A. Sapkota, A. Rai, A. Pokhrel, T. Mewes, C. Mewes, D. Xiao, M. De Graef, and V. Sokalski, Magnetic domain wall skyrmions, Phys. Rev. B 99, 184412 (2019)

2018

[16] R. Cheng, D. Xiao, and J.-G. Zhu, Interlayer Coupling Mediated by Antiferromagnetic Magnons, Phys. Rev. Lett. 121, 207202 (2018)

[15] M. W. Daniels, R. Cheng, W.-C. Yu, J. Xiao, and D. Xiao, Non-Abelian magnonics in antiferromagnets, Phys. Rev. B 98, 134450 (2018)

[14] R. Cheng, D. Xiao, and J.-G. Zhu, Antiferromagnet-based spin-transfer torque, Phys. Rev. B 98, 020408(R) (2018)

2017

[13] R. Cheng, X. Wu, and D. Xiao, Spin-mechanical inertia in antiferromagnet, Phys. Rev. B 96, 054409 (2017)

[12] B. Huang et al., Layer-dependent ferromagnetism in a van der Waals crystal down to the monolayer limit, Nature 546, 270 (2017)

[11] D. Zhong et al., Van der Waals engineering of ferromagnetic semiconductor heterostructures for spin and valleytronics, Science Advances 3, e1603113 (2017)

2016

[10] R. Cheng, S. Okamoto, and D. Xiao, Spin Nernst Effect of Magnons in Collinear Antiferromagnets, Phys. Rev. Lett. 117, 217202 (2016)

[9] R. Cheng, J.-G. Zhu, and D. Xiao, Anomalous feedback and negative domain wall resistance, J. Phys. D: Appl. Phys. 49, 434001 (2016)

[8] R. Cheng, J.-G. Zhu, and D. Xiao, Dynamic Feedback in Ferromagnet/Spin-Hall Metal Heterostructures, Phys. Rev. Lett. 117, 097202 (2016)

[7] R. Cheng, D. Xiao, and A. Brataas, Terahertz Antiferromagnetic Spin Hall Nano-Oscillator, Phys. Rev. Lett. 116, 207603 (2016)

[6] R. Cheng, M. W. Daniels, J.-G. Zhu, and D. Xiao, Antiferromagnetic Spin-Wave Field-Effect Transistor, Sci. Rep. 6, 24223 (2016)

2015

[5] R. Cheng, M. W. Daniels, J.-G. Zhu, and D. Xiao, Ultrafast switching of antiferromagnets via spin-transfer torque, Phys. Rev. B 91, 064423 (2015)

Before 2015

[4] R. Cheng, J. Xiao, Q. Niu, and A. Brataas, Spin Pumping and Spin-Transfer Torques in Antiferromagnets, Phys. Rev. Lett. 113, 057601 (2014)

[3] R. Cheng and Q. Niu, Dynamics of antiferromagnets driven by spin current, Phys. Rev. B 89, 081105(R) (2014)

[2] R. Cheng and Q. Niu, Microscopic derivation of spin-transfer torques in ferromagnets, Phys. Rev. B 88, 024422 (2013)

[1] R. Cheng and Q. Niu, Electron dynamics in slowly varying antiferromagnetic texture, Phys. Rev. B 86, 245118 (2012)

Tutorial Notes

R. Cheng, Quantum Geometric Tensor (Fubini-Study Metric) in Simple Quantum System: A pedagogical Introduction, arXiv:1012.1337

Books