Experimental discovery of a topological Weyl semimetal state in TaP

Science Advances

Volumn 1, Issue 10, 2015, Pages

  Xu, Su Yang ^a   Belopolski, Ilya ^a   Sanchez, Daniel S ^a   Zhang, Chenglong ^b   Chang, Guoqing ^c,d   Guo, Cheng ^b   Bian, Guang ^a   Yuan, Zhujun ^b   Lu, Hong ^b   Chang, Tay Rong ^e   Shibayev, Pavel P ^a   Prokopovych, Mykhailo L ^f   Alidoust, Nasser ^a   Zheng, Hao ^a   Lee, Chi Cheng ^c,d   Huang, Shin Ming ^c,d   Sankar, Raman ^g,h   Chou, Fangcheng ^g   Hsu, Chuang Han ^c,d   Jeng, Horng Tay ^e,h   Bansil, Arun ⁱ   Neupert, Titus ^a   Strocov, Vladimir N ^f   Lin, Hsin ^c,d   Jia, Shuang ^b,j   Zahid Hasan, M ^a,k   more..

^a PRINCETON UNIVERSITY   (United States)

^b PEKING UNIVERSITY   (China)

^c National University of Singapore   (Singapore)

^d NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

^e NATIONAL TSING HUA UNIVERSITY   (Taiwan)

^f PAUL SCHERRER INSTITUTE   (Switzerland)

^g NATIONAL TAIWAN UNIVERSITY   (Taiwan)

^h INSTITUTE OF PHYSICS   (Taiwan)

ⁱ NORTHEASTERN UNIVERSITY   (United States)

^j NONE   (China)

^k Princeton University   (United States)

more..

Author keywords

[No Author keywords available]

Indexed keywords

ARSENIC COMPOUNDS; NIOBIUM; PHOTOELECTRON SPECTROSCOPY; SURFACE STATES; TANTALUM; TOPOLOGY;

CLOSED CONTOURS; FERMI ARCS; RICH STRUCTURE;

METALLOIDS;

EID: 85038359489     PISSN: None     EISSN: 23752548     Source Type: Journal    
DOI: 10.1126/sciadv.1501092     Document Type: Article

References (32)

1. F. Wilczek, Why are there analogies between condensed matter and particle theory? Phys. Today 51, 11-13 (1998).
2. G. E. Volovik, The Universe in a Helium Droplet (Clarendon Press, Oxford, UK, 2003).
3. A. K. Geim, K. S. Novoselov, The rise of graphene. Nat. Mater. 6, 183-191 (2007).
4. M. Z. Hasan, C. L. Kane, Colloquium: Topological insulators. Rev. Mod. Phys. 82, 3045-3067 (2010).
5. X.-L. Qi, S.-C. Zhang, Topological insulators and superconductors. Rev. Mod. Phys. 83, 1057-1110 (2011).
6. M. Z. Hasan, S.-Y. Xu, M. Neupane, Topological insulators, topological crystalline insulators, topological Kondo insulators, and topological semimetals, in Topological Insulators: Fundamentals and Perspectives, F. Ortmann, S. Roche, S. O. Valenzuela, Eds. (John Wiley & Sons, Weinheim, Germany, 2015).
7. H. Weyl, Elektron und gravitation. I. Z. Phys. 56, 330-352 (1929).
8. S. Murakami, Phase transition between the quantum spin Hall and insulator phases in 3D: Emergence of a topological gapless phase. New J. Phys. 9, 356 (2007).
9. X. Wan, A. M. Turner, A. Vishwanath, S. Y. Savrasov, Topological semimetal and fermi-arc surface states in the electronic structure of pyrochlore iridates. Phys. Rev. B 83, 205101 (2011).
10. L. Balents, Viewpoint: Weyl electrons kiss. Physics 4, 36 (2011).
11. A. A. Burkov, L. Balents, Weyl semimetal in a topological insulator multilayer. Phys. Rev. Lett. 107, 127205 (2011).
12. S.-Y. Xu, C. Liu, S. K. Kushwaha, R. Sankar, J. W. Krizan, I. Belopolski, M. Neupane, G. Bian, N. Alidoust, T.-R. Chang, H.-T. Jeng, C.-Y. Huang, W.-F. Tsai, H. Lin, P. P. Shibayev, F.-C. Chou, R. J. Cava, M. Z. Hasan, Observation of Fermi arc surface states in a topological metal. Science 347, 294-298 (2015).
13. P. Hosur, Friedel oscillations due to Fermi arcs in Weyl semimetals. Phys. Rev. B 86, 195102 (2012).
14. T. Ojanen, Helical Fermi arcs and surface states in time-reversal invariant Weyl semimetals. Phys. Rev. B 87, 245112 (2013).
15. A. C. Potter, I. Kimchi, A. Vishwanath, Quantum oscillations from surface Fermi arcs in Weyl and Dirac semimetals. Nat. Commun. 5, 5161 (2014).
16. P. Hosur, X. Dai, Z. Fang, X.-L. Qi, Time-reversal-invariant topological superconductivity in doped Weyl semimetals. Phys. Rev. B 90, 045130 (2014).
17. G. Bednik, A. A. Zyuzin, A. A. Burkov, Superconductivity in Weyl metals. Phys. Rev. B 92, 035153 (2015).
18. S.-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, A Weyl Fermion semimetal with surface Fermi arcs in the transition metal monopnictide TaAs class. Nat. Commun. 6, 7373 (2015).
19. H. Weng, C. Fang, Z. Fang, B. A. Bernevig, X. Dai, Weyl semimetal phase in noncentrosym-metric transition-metal monophosphides. Phys. Rev. X 5, 011029 (2015).
20. 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, M. Z. Hasan, Discovery of a Weyl fermion semimetal and topological Fermi arcs. Science 349, 613-617 (2015).
21. L. Lu, Z. Wang, D. Ye, L. Ran, L. Fu, J. D. Joannopoulos, M. Soljacic, Experimental observation of Weyl points. Science 349, 622-624 (2015).
22. B. Q. Lv H. M. Weng, B. B. Fu, X. P. Wang, H. Miao, J. Ma, P. Richard, X. C. Huang, L. X. Zhao, G. F. Chen, Z. Fang, X. Dai, T. Qian, H. Ding, Experimental discovery of Weyl semimetal TaAs. Phys. Rev. X 5, 031013 (2015).
23. B. Q. Lv, N. Xu, H. M. Weng, J. Z. Ma, P. Richard, X. C. Huang, L. X. Zhao, G. F. Chen, C. E. Matt, F. Bisti, V. N. Strokov, J. Mesot, Z. Fang, X. Dai, T. Qian, M. Shi, H. Ding, Observation of Weyl nodes in TaAs. Nat. Phys. 11, 724-727 (2015).
24. S.-Y. Xu N. Alidoust, I. Belopolski, Z. Yuan, G. Bian, T.-R. Chang, H. Zheng, V. Strokov, 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, M. Z. Hasan, Discovery of a Weyl fermion state with Fermi arcs in niobium arsenide. Nat. Phys. 11, 748-754 (2015).
25. L. X. Yang, Z. K. Liu, Y. Sun, H. Peng, H. F. Yang, T. Zhang, B. Zhou, Y. Zhang, Y. F. Guo, M. Rahn, D. Prabhakaran, Z. Hussain, S.-K. Mo, C. Felser, B. Yan, Y. L. Chen, Weyl semimetal phase in the non-centrosymmetric compound TaAs. Nat. Phys. 11, 728-732 (2015).
26. V. N. Strocov, M. Kobayashi, X. Wang, L. L. Lev, J. Krempasky, V. V. Rogalev, T. Schmitt, C. Cancellieri, M. L. Reinle-Schmitt, Soft-X-ray ARPES at the Swiss Light Source: From 3D materials to buried interfaces and impurities. Synchrotron Radiat. News 27, 31-40 (2014).
27. V. N. Strocov, X. Wang, M. Shi, M. Kobayashi, J. Krempasky, C. Hess, T. Schmitt, L. Patthey, Soft-X-ray ARPES facility at the ADRESS beamline of the SLS: Concepts, technical realisation and scientific applications. J. Synchrotron Radiat. 21, 32-44 (2014).
28. J. O. Willerströem, Stacking disorder in NbP, TaP, NbAs and TaAs. J. Less-Common Met. 99, 273-283 (1984).
29. V. N. Strocov, Intrinsic accuracy in 3-dimensional photoemission band mapping. J. Electron Spectrosc. Relat. Phenom. 130, 65-78 (2003).
30. N. Xu, H. M. Weng, B. Q. Lv, C. Matt, J. Park, F. Bisti, V. N. Strocov, D. Gawryluk, E. Pomjakushina, K. Conder, N. C. Plumb, M. Radovic, G. Autès, O. V. Yazyev, Z. Fang, X. Dai, G. Aeppli, T. Qian, J. Mesot, H. Ding, M. Shi, Observation of Weyl nodes and Fermi arcs in TaP. Mater. Sci. arXiv:1507.03983 (2015).
31. J. P. Perdew, K. Burke, M. Ernzerhof, Generalized gradient approximation made simple. Phys. Rev. Lett. 77, 3865-3868 (1996).
32. H. Weng, T. Ozaki, K. Terakura, Revisiting magnetic coupling in transition-metal-benzene complexes with maximally localized Wannier functions. Phys. Rev. B 79, 235118 (2009).