Ultrafast optical excitation of a persistent surface-state population in the topological insulator Bi 2Se 3

Physical Review Letters

Volumn 108, Issue 11, 2012, Pages

  Sobota, J A ^a,b,c   Yang, S ^a,b,c   Analytis, J G ^a,b   Chen, Y L ^a,b,c   Fisher, I R ^a,b   Kirchmann, P S ^a,d   Shen, Z X ^a,b,c  

^a SLAC NATIONAL ACCELERATOR LABORATORY   (United States)

^b STANFORD UNIVERSITY   (United States)

^c STANFORD UNIVERSITY   (United States)

^d FRITZ HABER INSTITUT DER MAX PLANCK GESELLSCHAFT   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ANGLE RESOLVED PHOTOEMISSION SPECTROSCOPY; BULK CONDUCTION BANDS; FEMTOSECOND TIME; NON EQUILIBRIUM; NON-EQUILIBRIUM DYNAMICS; P-TYPE; SPIN TEXTURES; SPIN-POLARIZED CURRENTS; TOPOLOGICAL INSULATORS; ULTRA-FAST;

ELECTRIC INSULATORS; PHOTOELECTRON SPECTROSCOPY; SURFACE STATES;

PHOTOEXCITATION;

EID: 84863248023     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.108.117403     Document Type: Article

References (35)

1. H. Zhang, Nature Phys. 5, 438 (2009). NPAHAX 1745-2473 10.1038/nphys1270
2. L. Fu, C.L. Kane, and E.J. Mele, Phys. Rev. Lett. 98, 106803 (2007). PRLTAO 0031-9007 10.1103/PhysRevLett.98.106803 (Pubitemid 46393379)
3. X.-L. Qi, T.L. Hughes, and S.-C. Zhang, Phys. Rev. B PRBMDO 1098-0121 78, 195424 (2008). 10.1103/PhysRevB.78.195424
4. P. Roushan, Nature (London) NATUAS 0028-0836 460, 1106 (2009). 10.1038/nature08308
5. D. Hsieh, Science 323, 919 (2009). SCIEAS 0036-8075 10.1126/science. 1167733
6. D. Hsieh, Nature (London) NATUAS 0028-0836 460, 1101 (2009). 10.1038/nature08234
7. R.V. Aguilar, Phys. Rev. Lett. 108, 087403 (2012). PRLTAO 0031-9007 10.1103/PhysRevLett.108.087403
8. P. Hosur, Phys. Rev. B PRBMDO 1098-0121 83, 035309 (2011). 10.1103/PhysRevB.83.035309
9. J.G. Analytis, Nature Phys. 6, 960 (2010). NPAHAX 1745-2473 10.1038/nphys1861
10. N.P. Butch, Phys. Rev. B PRBMDO 1098-0121 81, 241301 (2010). 10.1103/PhysRevB.81.241301
11. J.Qi, Appl. Phys. Lett. 97, 182102 (2010). APPLAB 0003-6951 10.1063/1.3513826
12. N. Kumar, Phys. Rev. B PRBMDO 1098-0121 83, 235306 (2011). 10.1103/PhysRevB.83.235306
13. R. Haight, Surf. Sci. Rep. 21, 275 (1995). SSREDI 0167-5729 10.1016/0167-5729(95)00002-X
14. F. Schmitt, Science 321, 1649 (2008). SCIEAS 0036-8075 10.1126/science.1160778
15. T. Rohwer, Nature (London) NATUAS 0028-0836 471, 490 (2011). 10.1038/nature09829
16. See Supplemental Material at http://link.aps.org/supplemental/10.1103/ PhysRevLett.108.117403 for a description of the experimental setup, temporal characterization, the energy scale of the IPS, determination of the IR penetration depth, and EDC fitting procedure.
17. T. Fauster and W. Steinmann, in Electromagnetic Waves: Recent Developments in Research, edited by, P. Halevi, (Elsevier, Amsterdam, 1995), Vol. 2, p. 347.
18. H. Petek and S. Ogawa, Prog. Surf. Sci. PSSFBP 0079-6816 56, 239 (1997). 10.1016/S0079-6816(98)00002-1
19. M. Wolf, E. Knoesel, and T. Hertel, Phys. Rev. B PRBMDO 0163-1829 54, R5295 (1996). 10.1103/PhysRevB.54.R5295
20. P.M. Echenique and J.B. Pendry, J. Phys. C JPSOAW 0022-3719 11, 2065 (1978). 10.1088/0022-3719/11/10/017
21. Y.L. Chen, Science 329, 659 (2010). SCIEAS 0036-8075 10.1126/science. 1189924
22. G.F. Giuliani and G. Vignale, Quantum Theory of the Electron Liquid (Cambridge University Press, Cambridge, England, 2005).
23. J.J. Quinn and R.A. Ferrell, Phys. Rev. 112, 812 (1958). PHRVAO 0031-899X 10.1103/PhysRev.112.812
24. S.I. Anisimov, B.L. Kapeliovich, and T.L. Perelman, Sov. Phys. JETP SPHJAR 0038-5646 39, 375 (1974).
25. U. Bovensiepen, J. Phys. Condens. Matter JCOMEL 0953-8984 19, 083201 (2007). 10.1088/0953-8984/19/8/083201 (Pubitemid 46478423)
26. D. Hsieh, Phys. Rev. Lett. 107, 077401 (2011). PRLTAO 0031-9007 10.1103/PhysRevLett.107.077401
27. S. Sze and K.K. Ng, Physics of Semiconductor Devices (John Wiley & Sons, Inc., Hoboken, NJ, USA, 2006).
28. W. Richter and C.R. Becker, Phys. Status Solidi B PSSBBD 0370-1972 84, 619 (1977). 10.1002/pssb.2220840226
29. M. Weinelt, Phys. Rev. Lett. 92, 126801 (2004). PRLTAO 0031-9007 10.1103/PhysRevLett.92.126801
30. S. Tanaka, T. Ichibayashi, and K. Tanimura, Phys. Rev. B PRBMDO 1098-0121 79, 155313 (2009). 10.1103/PhysRevB.79.155313
31. H. Steinberg, Nano Lett. 10, 5032 (2010). NALEFD 1530-6984 10.1021/nl1032183
32. H. Peng, Nature Mater. NMAACR 1476-1122 10.1038/nmat2609 9, 225 (2010).
33. D.K. Schroder, Semiconductor Material and Device Characterization (John Wiley & Sons, Inc., Hoboken, NJ, USA, 2005).
34. M.W. Rowe, Phys. Rev. B PRBMDO 0163-1829 47, 2048 (1993). 10.1103/PhysRevB.47.2048
35. X.-L. Qi, Science 323, 1184 (2009). SCIEAS 0036-8075 10.1126/science. 1167747