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Y. Liu, Z.-M. Yu*, C. Xiao, and S. A. Yang, Quantized circulation of anomalous shift in interface reflection, Phys. Rev. Lett. 125, 076801 (2020).
该工作表明界面反射中反常位移的环量积分可以是量子化的,为物理学中重要但非常罕见的量子化的物理量增添了新的一员。
Z.-M. Yu, S. Guan#, X.-L. Sheng*, W. Gao*, and S. A. Yang*, Valley-layer coupling: A new design principle for valleytronics, Phys. Rev. Lett. 124, 037701 (2020).
该工作根据对称性分析提出了电场调控能谷的全新设计理念,并由此预言了具有优良性能的谷层耦合材料,为能谷电子学的应用发展起到了重要的推动作用。
X.-L. Sheng*, C. Chen#, H. Liu, Z. Chen, Z.-M. Yu*, Y. Zhao*, and S. A. Yang, Two-dimensional second-order topological insulator in graphdiyne, Phys. Rev. Lett. 123, 256402 (2019).
该工作预言已合成材料石墨炔为二维高阶拓扑绝缘体,为在二维体系中研究高阶拓扑绝缘体提供了第一个真实材料。
Z.-M. Yu, Y. Liu, Y. Yao, and S. A. Yang, Unconventional pairing induced anomalous transverse shift in Andreev reflection, Phys. Rev. Lett. 121, 176602 (2018).
该工作研究了普通金属和非传统超导界面处的Andreev反射,发现p波或d波超导可以独立导致反常横向位移的产生,而不需要体系具有自旋轨道耦合。
Z.-M. Yu, Y. Yao, and S. A. Yang, Predicted unusual magnetoresponse in type-II Weyl semimetals, Phys. Rev. Lett. 117, 077202 (2016).
该工作发现在第二类外尔半金属中存在无电场参与的朗道能级坍塌现象。
J. Zhao*, H. Liu, Z. M. Yu, R. Quhe, S. Zhou, Y. Wang, C.-C. Liu, H. Zhong, N. Han, J. Lu*, Y. Yao*, K. Wu*. Rise of silicene: A competitive 2D material, Progress in Materials Science, 83, 24–151 (2016).
其他重要工作
X. Feng, Y. Liu,* Z.-M. Yu*, Z. Ma, L. Ang, Y. Ang, and S. A. Yang, Super-Andreev reflection and longitudinal shift of pseudospin-1 fermions, Physical Review B 101, 235417 (2020).
Z.-M. Yu, W. Wu#, X.-L. Sheng, Y. Zhao*, and S. A. Yang*, Quadratic and cubic nodal lines stabilized by crystalline symmetry, Physical Review B 99, 121106 (2019).
该工作预言了具有高阶色散(二次型和三次型色散)的节线半金属的存在,并给出其在空间群下的完全分类。
Z.-M. Yu, W. Wu#, Y. Zhao*, and S. A. Yang*, Circumventing the no-go theorem: A single Weyl point without surface fermi arcs, Physical Review B 100, 041118 (2019).
该工作指出当体系的布里渊区完全由节面所包裹时,no-go定理将不再适用,导致单个Weyl点可以在该类体系中存在。
Z.-M. Yu, Y. Liu, and S. Yang, Anomalous spatial shifts in interface electronic scattering, Frontiers of Physics 14, 33402 (2019).
该工作简单介绍了近年来电子体系里界面反射中反常位移的研究进展。
Z. Zhu, Z.-M. Yu#, W. Wu, L. Zhang, W. Zhang, F. Zhang*, and S. A. Yang*, Composite dirac semimetals, Physical Review B 100, 161401 (2019).
Y. Liu*, Z.-M. Yu*, J. Liu, H. Jiang, and S. A. Yang, Transverse shift in crossed andreev reflection, Physical Review B 98, 195141 (2018).
Z. Zhu, Y. Liu*, Z.-M. Yu*, S.-S. Wang, Y. Zhao, Y. Feng, X.-L. Sheng*, and S. A. Yang, Quadratic contact point semimetal: Theory and material realization, Physical Review B 98, 125104 (2018).
Y. Liu*, Z.-M. Yu*, H. Jiang, and S. A. Yang, Goos-H?nchen-like shifts at a metal/superconductor interface, Physical Review B 98, 075151 (2018).
X. Zhang, Z.-M. Yu#*, Y. Lu, X.-L. Sheng*, H. Yang*, and S. A. Yang, Hybrid nodal loop metal: Unconventional magnetoresponse and material realization, Physical Review B 97, 125143 (2018).
该工作提出了杂化节线半金属的存在条件、预言了真实材料并揭示其中所蕴含的独特的奇异磁响应行为。
D.-S. Ma, Z.-M. Yu*, H. Pan, and Y. Yao*, Trigonal warping induced unusual spin texture and strong spin polarization in graphene with the Rashba effect, Physical Review B 97, 085416 (2018).
Z.-M. Yu, D.-S. Ma#, H. Pan, and Y. Yao*, Double reflection and tunneling resonance in a topological insulator: Towards the quantification of warping strength by transport, Physical Review B 96, 125152 (2017).
T.-T. Zhang, Z.-M. Yu*, W. Guo, D. Shi, G. Zhang*, and Y. Yao*, From type-II triply degenerate nodal points and three-band nodal rings to type-II Dirac points in centrosymmetric zirconium oxide, Journal of Physical Chemistry Letters 8, 5792 (2017).
C. Chen, S.-S. Wang, L. Liu, Z.-M. Yu*, X.-L. Sheng*, Z. Chen, and S. A. Yang, Ternary wurtzite CaAgBi materials family: A playground for essential and accidental, type-I and type-II Dirac fermions, Physical Review Materials 1, 044201 (2017).
Y. Liu, Z.-M. Yu*, and S. A. Yang*, Transverse shift in Andreev reflection, Physical Review B 96, 121101 (2017).
该文首次指出Andreev反射中也存在反常横向位移。
D.-P. Liu, Z.-M. Yu*, and Y.-L. Liu*, Pure spin current and perfect valley filter by designed separation of the chiral states in two-dimensional honeycomb lattices, Physical Review B 94, 155112 (2016).
Z. Yu, H. Pan, and Y. Yao*, Electric field controlled spin- and valley-polarized edge states in silicene with extrinsic Rashba effect, Physical Review B 92, 155419 (2015).