Fermi Arc New Topological States of Matter (Inst. for Adv. Study Distinguished Lecture at HKUST) Pedagogical Lecture Series Discovery of Weyl Fermions, Topological Fermi Arcs and Topological Nodal-Line States of Matter
(Key Developments in Physics: 2Physics, 2016) Science 347, 294 (2015) Science 349, 613 (2015) |
||

Topology of the electronic structure of a crystal is manifested in its surface states. In topological insulators B |
||

Observation of Fermi Arc Surface States in a Topological Metal. Published in S.-Y. Xu, C. Liu, S. Kushwaha, et al., Science 347, 294 (2014). |
||

Discovery of Weyl Fermion Semimetal: TaAs, NbAs, SrSi_{2} |
||

Theoretical Prediction: A Weyl Fermion semimetal with surface Fermi arcs in the transition metal monopnictide TaAs classS.-M. Huang, S.-Y. Xu, I. Belopolski, C.-C. Lee, G. Chang, B. Wang, N. Alidoust, G. Bian, M. Neupane, C. Zhang, S. Jia, A. Bansil, H. Lin, M. Z. Hasan Nature Commun. 6:7373 (2015) (submitted Nov. 2014)Experimental Discovery: Discovery of a Weyl Fermion semimetal and topological Fermi arcs S.-Y. Xu, I. Belopolski, N. Alidoust, M. Neupane, G. Bian, C. Zhang, R. Sankar, G. Chang, Z. Yuan, C.-C. Lee, S.-M. Huang, H. Zheng, J. Ma, D. S. Sanchez, B. Wang, A. Bansil, F. Chou, P. P. Shibayev, H. Lin, S. Jia, and M. Z. Hasan Science 349, 613 (2015) Discovery of a Weyl Fermion state with Fermi arcs in niobium arsenide S.-Y. Xu, N. Alidoust, I. Belopolski, Z. Yuan, G. Bian, T.-R. Chang, H. Zheng, V. Strocov, D. S. Sanchez, G. Chang, C. Zhang, D. Mou, Y. Wu, L. Huang, C.-C. Lee, S.-M. Huang, B. Wang, A. Bansil, H.-T. Jeng, T. Neupert, A. Kaminski, H. Lin, S. Jia, and M. Z. Hasan Nature Physics 11, 748 (2015) Experimental discovery of a topological Weyl semimetal state in TaP S.-Y. Xu, I. Belopolski, D. S. Sanchez, C. Guo, G. Chang, C. Zhang, G. Bian, Z. Yuan, H. Lu, Yi. Feng, T.-R. Chang, P. P. Shibayev, M. L. Prokopovych, N. Alidoust, H. Zheng, C.-C. Lee, S.-M. Huang, R. Sankar, F. Chou, C.-H. Hsu, H.-T. Jeng, A, Bansil, T. Neupert, V. N. Strocov, H. Lin, S. Jia, M. Z. Hasan Science Advances 10, 1501092 (2015)Transport Experiments: Tantalum Monoarsenide: an Exotic Compensated Semimetal C. Zhang, Z. Yuan, S.-Y. Xu, Z. Lin, B. Tong, M. Z. Hasan, J. Wang, C. Zhang, S. Jia arXiv:1502.00251 Observation of the Adler-Bell-Jackiw chiral anomaly in a Weyl semimetalC. Zhang, S.-Y. Xu, I. Belopolski, Z. Yuan, Z. Lin, B. Tong, N. Alidoust, C.-C. Lee, S.-M. Huang, H. Lin, M. Neupane, D. S. Sanchez, H. Zheng, G. Bian, J. Wang, C. Zhang, T. Neupert, M. Z. Hasan, S. Jia arXiv:1503.02630 A new type of Weyl semimetal with quadratic double Weyl fermions in SrSi2 S.-M. Huang, S.-Y. Xu, I. Belopolski, C.-C. Lee, G. Chang, B. Wang, N. Alidoust, M. Neupane, H. Zheng, D. Sanchez, A. Bansil, G. Bian, H. Lin, and M. Z. Hasan arXiv:1503.05868 |