Observation of Dirac cone warping and chirality effects in silicene

ACS Nano

Volumn 7, Issue 10, 2013, Pages 9049-9054

  Feng, Baojie ^a   Li, Hui ^a   Liu, Cheng Cheng ^a   Shao, Ting Na ^a   Cheng, Peng ^a   Yao, Yugui ^b   Meng, Sheng ^a   Chen, Lan ^a   Wu, Kehui ^a  

^a INSTITUTE OF PHYSICS   (China)

^b BEIJING INSTITUTE OF TECHNOLOGY   (China)

Author keywords

chirality; Dirac fermion; molecular beam epitaxy; scanning tunneling microscopy; silicene; warping

Indexed keywords

AG(111) SURFACE; DIRAC FERMIONS; IDEAL SYSTEMS; LOW-TEMPERATURE SCANNING TUNNELING MICROSCOPY; POWER LAW DECAY; QUASI PARTICLES; SILICENE; WARPING;

ELECTRONIC PROPERTIES; MOLECULAR BEAM EPITAXY; SCANNING TUNNELING MICROSCOPY;

CHIRALITY;

EID: 84886995922     PISSN: 19360851     EISSN: 1936086X     Source Type: Journal    
DOI: 10.1021/nn403661h     Document Type: Article

References (41)

1. Guzman-Verri, G. G.; Voon, L. C. L. Y. Electronic Structure of Silicon-Based Nanostructures Phys. Rev. B 2007, 76, 075131
2. Cahangirov, S.; Topsakal, M.; Akturk, E.; Sahin, H.; Ciraci, S. Two-and One-Dimensional Honeycomb Structures of Silicon and Germanium Phys. Rev. Lett. 2009, 102, 236804
3. Liu, C.-C.; Feng, W.; Yao, Y. Quantum Spin Hall Effect in Silicene and Two-Dimensional Germanium Phys. Rev. Lett. 2011, 107, 076802
4. Lin, C.-L.; Arafune, R.; Kawahara, K.; Tsukahara, N.; Minamitani, E.; Kim, Y.; Takagi, N.; Kawai, M. Structure of Silicene Grown on Ag(111) Appl. Phys. Exp. 2012, 5, 045802
5. Lalmi, B.; Oughaddou, H.; Enriquez, H.; Kara, A.; Vizzini, S.; Ealet, B.; Aufray, B. Epitaxial Growth of a Silicene Sheet Appl. Phys. Lett. 2010, 97, 223109
6. Vogt, P.; De Padova, P.; Quaresima, C.; Avila, J.; Frantzeskakis, E.; Asensio, M. C.; Resta, A.; Ealet, B.; Le Lay, G. Silicene: Compelling Experimental Evidence for Graphenelike Two-Dimensional Silicon Phys. Rev. Lett. 2012, 108, 155501
7. Chen, L.; Liu, C.-C; Feng, B.; He, X.; Cheng, P.; Ding, Z.; Meng, S.; Yao, Y.; Wu, K. Evidence for Dirac Fermions in a Honeycomb Lattice Based on Silicon Phys. Rev. Lett. 2012, 109, 056804
8. Feng, B.; Ding, Z.; Meng, S.; Yao, Y.; He, X.; Cheng, P.; Chen, L.; Wu, K. Evidence of Silicene in Honeycomb Structures of Silicon on Ag(111) Nano Lett. 2012, 12, 3507-3511
9. Fleurence, A.; Friedlein, R.; Ozaki, T.; Kawai, H.; Wang, Y.; Yamada-Takamura, Y. Experimental Evidence for Epitaxial Silicene on Diboride Thin Films Phys. Rev. Lett. 2012, 108, 245501
10. Enriquez, H.; Vizzini, S.; Kara, A.; Lalmi, B.; Oughaddou, H. Silicene Structures on Silver Surfaces J. Phys.: Condens. Matter 2012, 24, 314211
11. Meng, L.; Wang, Y.; Zhang, L.; Du, S.; Wu, R.; Li, L.; Zhang, Y.; Li, G.; Zhou, H.; Hofer, W. A. et al. Buckled Silicene Formation on Ir(111) Nano Lett. 2013, 13, 685-690
12. Majzik, Z.; Tchalala, R. M.; Svec, M.; Hapala, P.; Enriquez, H.; Kara, A.; Mayne, A. J.; Dujardin, G.; JelInek, P.; Oughaddou, H. Combined AFM and STM Measurements of a Silicene Sheet Grown on the Ag(111) Surface J. Phys.: Condens. Matter 2013, 25, 225301
13. Lin, C.-L.; Arafune, R.; Kawahara, K.; Kanno, M.; Tsukahara, N.; Minamitani, E.; Kim, Y.; Kawai, M.; Takagi, N. Substrate-Induced Symmetry Breaking in Silicene Phys. Rev. Lett. 2013, 110, 076801
14. Katsnelson, M. L.; Novoselov, K. S.; Geim, A. K. Chiral Tunnelling and the Klein Paradox in Graphene Nat. Phys. 2006, 2, 620-625
15. Young, A. F.; Kim, P. Quantum Interference and Klein Tunnelling in Graphene Heterojunctions Nat. Phys. 2009, 5, 222-226
16. Cheianov, V. V.; Fal'ko, V. I.; Altshuler, B. L. The Focusing of Electron Flow and a Veselago Lens in Graphene p-n Junctions Science 2007, 315, 1252-1255
17. Cheianov, V. V.; Fal'ko, V. I. Friedel Oscillations, Impurity Scattering, and Temperature Dependence of Resistivity in Graphene Phys. Rev. Lett. 2006, 97, 226801
18. Bena, C. Effect of a Single Localized Impurity on the Local Density of States in Monolayer and Bilayer Graphene Phys. Rev. Lett. 2008, 100, 076601
19. Xue, J.; Sanchez-Yamagishi, J.; Watanabe, K.; Taniguchi, T.; Jarillo-Herrero, P.; LeRoy, B. J. Long-Wavelength Local Density of States Oscillations Near Graphene Step Edges Phys. Rev. Lett. 2012, 108, 016801
20. Biswas, R. R.; Balatsky, A. V. Power Laws in Surface State LDOS Oscillations Near a Step Edge. 2010, arXiv: 1005.4780. arXiv.org e-Print archive.
21. Brihuega, I.; Mallet, P.; Bena, C.; Bose, S.; Michaelis, C.; Vitali, L.; Varchon, F.; Magaud, L.; Kern, K.; Veuillen, J. Y. Quasiparticle Chirality in Epitaxial Graphene Probed at the Nanometer Scale Phys. Rev. Lett. 2008, 101, 206802
22. Gao, J.; Zhao, J. Initial Geometries, Interaction Mechanism and High Stability of Silicene on Ag(111) Surface Sci. Rep. 2012, 2, 86
23. Liu, H.; Gao, J.; Zhao, J. Silicene on Substrates: A Way To Preserve or Tune Its Electronic Properties J. Phys. Chem. C. 2013, 117, 10353
24. Ezawa, M. Valley-Polarized Metals and Quantum Anomalous Hall Effect in Silicene Phys. Rev. Lett. 2012, 109, 055502
25. Chen, L.; Feng, B.; Wu, K. Observation of a Possible Superconducting Gap in Silicene on Ag(111) Surface Appl. Phys. Lett. 2013, 102, 081602
26. Chen, L.; Li, H.; Feng, B.; Ding, Z.; Qiu, J.; Cheng, P.; Wu, K.; Meng, S. Spontaneous Symmetry Breaking and Dynamic Phase Transition in Monolayer Silicene Phys. Rev. Lett. 2013, 110, 085504
27. Crommie, M. F.; Lutz, C. P.; Eigler, D. M. Imaging Standing Waves in a Two-Dimensional Electron Gas Nature 1993, 363, 524-527
28. Pascual, J. I.; Dick, A.; Hansmann, M.; Rust, H.-P.; Neugebauer, J.; Horn, K. Bulk Electronic Structure of Metals Resolved with Scanning Tunneling Microscopy Phys. Rev. Lett. 2006, 96, 046801
29. Vitali, L.; Wahl, P.; Schneider, M. A.; Kern, K.; Silkin, V. M.; Chulkov, E. V.; Echenique, P. M. Inter-and Intraband Inelastic Scattering of Hot Surface State Electrons at the Ag(111) Surface Surf. Sci. 2003, 523, L47-L52
30. Rutter, G. M.; Crain, J. N.; Guisinger, N. P.; Li, T.; First, P. N.; Stroscio, J. A. Scattering and Interference in Epitaxial Graphene Science 2007, 317, 219-222
31. Castro Neto, A. H.; Guinea, F.; Peres, N. M. R.; Novoselov, K. S.; Geim, A. K. The Electronic Properties of Graphene Rev. Mod. Phys. 2009, 81, 109-162
32. 3 Phys. Rev. Lett. 2009, 103, 266801
33. Wang, J.; Li, W.; Cheng, P.; Song, C.; Zhang, T.; Deng, P.; Chen, X.; Ma, X.; He, K.; Jia, J. et al. Power-Law Decay of Standing Waves on the Surface of Topological Insulators Phys. Rev. B 2011, 84, 235447
34. Hsieh, D.; Qian, D.; Wray, L.; Xia, Y.; Hor, Y. S.; Cava, R. J.; Hasan, M. Z. A topological Dirac Insulator in a Quantum Spin Hall Phase Nature 2008, 452, 970-975
35. 3 Science 2009, 325, 178-181
36. 3: Topologically Protected Surface States and Hexagonal Warping Effects Phys. Rev. Lett. 2010, 104, 016401
37. Houssa, M.; Scalise, E.; Sankaran, K.; Pourtois, G.; Afanas'ev, V. V.; Stesmans, A. Electronic Properties of Hydrogenated Silicene and Germanene Appl. Phys. Lett. 2011, 98, 223107
38. Tikhonenko, F. V.; Horsell, D. W.; Gorbachev, R. V.; Savchenko, A. K. Weak Localization in Graphene Flakes Phys. Rev. Lett. 2012, 100, 056802
39. Park, C.-H.; Yang, L.; Son, Y.-W.; Cohen, M. L.; Louie, S. G. Anisotropic Behaviours of Massless Dirac Fermions in Graphene under Periodic Potentials Nat. Phys. 2008, 4, 213-217
40. Rusponi, S.; Papagno, M.; Moras, P.; Vlaic, S.; Etzkorn, M.; Sheverdyaeva, P. M.; Pacile, D.; Brune, H.; Carbone, C. Highly Anisotropic Dirac Cones in Epitaxial Graphene Modulated by an Island Superlattice Phys. Rev. Lett. 2010, 105, 246803
41. Chen, L.; Liu, C.-C; Feng, B.; He, X.; Cheng, P.; Ding, Z.; Meng, S.; Yao, Y.; Wu, K. Comment on "Evidence for Dirac Fermions in a Honeycomb Lattice Based on Silicon" Chen et al. Reply Phys. Rev. Lett. 2013, 110, 229702