Superconductivity protected by spin-valley locking in ion-gated MoS2

Nature Physics

Volumn 12, Issue 2, 2016, Pages 144-149

  Saito, Yu ^a   Nakamura, Yasuharu ^b,c   Bahramy, Mohammad Saeed ^a,d   Kohama, Yoshimitsu ^a   Ye, Jianting ^a,d   Kasahara, Yuichi ^c   Nakagawa, Yuji ^a   Onga, Masaru ^a   Tokunaga, Masashi ^a   Nojima, Tsutomu ^e   Yanase, Youichi ^b,c   Iwasa, Yoshihiro ^a,d  

^a UNIVERSITY OF TOKYO   (Japan)

^b NIIGATA UNIVERSITY   (Japan)

^c KYOTO UNIVERSITY   (Japan)

^d RIKEN Center for Emergent Matter Science   (Japan)

^e TOHOKU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC FIELDS; LANDFORMS; LAYERED SEMICONDUCTORS; LOCKS (FASTENERS); MAGNETIC MOMENTS; MOLYBDENUM COMPOUNDS; SPIN POLARIZATION; SULFUR COMPOUNDS; SUPERCONDUCTING MATERIALS; TEXTURES;

CONVENTIONAL SUPERCONDUCTORS; ELECTRIC FIELD INDUCED; EXTERNAL MAGNETIC FIELD; INVERSION ASYMMETRY; MOLYBDENUM DISULPHIDE; SPIN ORBIT INTERACTIONS; TIGHT-BINDING CALCULATIONS; UPPER CRITICAL FIELDS;

ELECTROSPINNING;

EID: 84956644846     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys3580     Document Type: Article

References (52)

1. Bauer, E. & Sigrist, M. Non-Centrosymmetric Superconductors: Introduction and Overview (Springer, 2012).
2. Yip, S. K. Two-Dimensional superconductivity with strong spin-orbit interaction. Phys. Rev. B 65, 144508 (2001).
3. Gor'kov, L. P. & Rashba, E. I. Superconducting 2D system with lifted spin degeneracy: Mixed singlet-Triplet state. Phys. Rev. Lett. 87, 037004 (2001).
4. Frigeri, P. A., Agterberg, D. F., Koga, A. & Sigrist, M. Superconductivity without inversion symmetry: MnSi versus CePt3Si. Phys. Rev. Lett. 92, 097001 (2004).
5. Fulde, P. & Ferrell, R. A. Superconductivity in a strong spin-Exchange field. Phys. Rev. 135, A550-A563 (1964).
6. Larkin, A. I. & Ovchinnikov, Y. N. Nonuniform state of superconductors. Sov. Phys. JETP 20, 762-769 (1965).
7. Rashba, E. I. Properties of semiconductors with an extremum loop 1 cyclotron and combinational resonance in a magnetic field perpendicular to the plane of the loop. Sov. Phys. Solid State 2, 1109-1122 (1960).
8. Zhu, Z. Y., Cheng, Y. C. & Schwingenschlogl, U. Giant spin-orbit-induced spin splitting in two-Dimensional transition-metal dichalcogenide semiconductors. Phys. Rev. B 84, 153402 (2011).
9. Xiao, D., Liu, G.-B., Feng,W., Xu, X. & Yao,W. Coupled spin and valley physics in monolayers of MoS2 and other group-VI dichalcogenides. Phys. Rev. Lett. 108, 196802 (2010).
10. Kormányos, A., Zólyomi, V., Drummond, N. D. & Burkard, G. Spin-orbit coupling, quantum dots, and qubits in monolayer transition metal dichalcogenides. Phys. Rev. X 4, 011034 (2014).
11. Mak, K. F., Lee, C., Hone, J., Shan, J. & Heinz, T. F. Atomically thin MoS2: A new direct gap semiconductor. Phys. Rev. Lett. 105, 136805 (2010).
12. Wang, Q. H., Kalantar-Zadeh, K., Kis, A., Coleman, J. N. & Strano, M. S. Electronics and optoelectronics of two-Dimensional transition metal dichalcogenides. Nature Nanotech. 7, 699-712 (2012).
13. Wu,W., et al. Piezoelectricity of single-Atomic-layerMoS2 for energy conversion and piezotronics. Nature 514, 470-474 (2014).
14. Sangwan, V. K., et al. Gate-Tunable memristive phenomena mediated by grain boundaries in single-layer MoS2. Nature Nanotech. 10, 403-406 (2015).
15. Wu, S., et al. Monolayer semiconductor nanocavity lasers with ultralow thresholds. Nature 520, 69-72 (2015).
16. Zhang, Y. J., Oka, T., Suzuki, R., Ye, J. T. & Iwasa, Y. Electrically switchable chiral light-Emitting transistor. Science 344, 725-728 (2014).
17. Mak, K. F., McGill, K. L., Park, J. & McEuen, P. L. The valley Hall effect in MoS2transistors. Science 344, 1489-1492 (2014).
18. Xu, X., Yao,W., Xiao, D. & Heinz, T. F. Spin and pseudospins in layered transition metal dichalcogenides. Nature Phys. 10, 343-350 (2014).
19. Cui, X., et al. Multi-Terminal transport measurements of molybdenum disulphide using van derWaals heterostructure device platform. Nature Nanotech. 10, 534-540 (2015).
20. Ye, J. T., et al. Superconducting dome in a gate-Tuned band insulator. Science 338, 1193-1196 (2012).
21. Yuan, H. T., et al. Zeeman-Type spin splitting controlled by an electric field. Nature Phys. 9, 563-569 (2013).
22. Kormányos, A., et al. Trigonal warping, the 0 valley, and spin-orbit coupling effects. Phys. Rev. B 88, 045416 (2013).
23. Coehoorn, R., et al. Electronic structure of MoSe2, MoS2, andWSe2. I. Band-structure calculations and photoelectron spectroscopy. Phys. Rev. B 35, 6195-6202 (1987).
24. Molina-Sánchez, A., Sangalli, D., Hummer, K., Marini, A. &Wirtz, L. Effect of spin-orbit interaction on the optical spectra of single-layer, double-layer, and bulk MoS2. Phys. Rev. B 88, 045412 (2013).
25. Ge, Y. & Liu, A. Y. Phonon-mediated superconductivity in electron-Doped single-layer MoS2: A first-principles prediction. Phys. Rev. B 87, 241408(R) (2013).
26. Roldan, R., Cappelluti, E. & Guinea, F. Interactions and superconductivity in heavily doped MoS2. Phys. Rev. B 88, 054515 (2013).
27. Yuan, N. F. Q., Mak, K. F. & Law, K. T. Possible topological superconducting phases of MoS2. Phys. Rev. Lett. 113, 097001 (2014).
28. Rösner, M., Haas, S. &Wehling, T. O. Phase diagram of electron-Doped dichalcogenides. Phys. Rev. B 90, 245105 (2014).
29. Das, T. & Dolui, K. Superconducting dome in MoS2 and TiSe2 generated by quasiparticle-phonon coupling. Phys. Rev. B 91, 094510 (2015).
30. Tinkham, M Introduction to Superconductivity 2nd edn (Dover, 2004).
31. Reyren, N., et al. Superconducting interfaces between insulating oxides. Science 317, 1196-1199 (2007).
32. Kim, M., Kozuka, Y., Bell, C., Hikita, Y. & Hwang, H. Y. Intrinsic spin-orbit coupling in superconducting-Doped SrTiO3 heterostructures. Phys. Rev. B 86, 085121 (2012).
33. Ueno, K., et al. Effective thickness of two-Dimensional superconductivity in a tunable triangular quantum well of SrTiO3. Phys. Rev. B 89, 020508(R) (2014).
34. Woolam, J. B. & Somoano, R. B. Physics and chemistry of MoS2 intercalation compounds. Mater. Sci. Eng. 31, 289-295 (1977).
35. Matsuda, Y. & Shimahara, H. Fulde-Ferrell-Larkin-Ovchinnikov superconductivity near the antiferromagnetic quantum critical point. J. Phys. Soc. Jpn 77, 063705 (2008).
36. Maki, K. Effect of Pauli paramagnetism on magnetic properties of high-field superconductors. Phys. Rev. 148, 362-369 (1966).
37. Werthamer, N. R., Helfand, E. & Hohenberg, P. C. Temperature and purity dependence of the superconducting critical field, Hc2. III. Electron spin and spin-orbit effects. Phys. Rev. 147, 295-302 (1966).
38. Klemm, R. A., Luther, A. & Beasley, M. R. Theory of upper critical-field in layered superconductors. Phys. Rev. B 12, 877-891 (1975).
39. Cuong, N. T., Otani, M. & Okada, S. Gate-induced electron-state tuning of MoS2: First-principles calculations. J. Phys. Condens. Matter 26, 135001 (2014).
40. Brumme, T., Calandra, M. & Mauri, F. First-principle theory of field-Effect doping in transition-metal dichalcogenides: Structural properties, electronic structure, Hall coefficient, and electrical conductivity. Phys. Rev. B 91, 155436 (2015).
41. Liu, G.-B., Shan,W.-Y., Yao, Y., Yao,W. & Xiao, D. Three-band tight-binding model for monolayers of group-VIB transition metal dichalcogenides. Phys. Rev. B 88, 085433 (2013).
42. Kormányos, A., et al. k-p theory for two-Dimensional transition metal dichalcogenide semiconductors. 2D Mater. 2, 022001 (2015).
43. Wu, S., et al. Electrical tuning of valley magnetic moment through symmetry control in bilayer MoS2. Nature Phys. 9, 149-153 (2013).
44. Dresslhaus, M. S., Dresselhaus, G. & Jorio, A. Group Theory: Application to the Physics of Condensed Matter (Springer, 2008).
45. Oguchi, T. & Shishidou, T. The surface Rashba effect: A k-p perturbation approach. J. Phys. Condens. Matter 21, 092001 (2009).
46. Kaur, R. P., Agterberg, D. F. & Sigrist, M. Helical vortex phase in the noncentrosymmetric CePt3Si. Phys. Rev. Lett. 94, 137002 (2005).
47. Frigeri, P A. Superconductivity in CrystalsWithout an Inversion Center PhD thesis, ETH Zurich (2005).
48. Yanase, Y. & Sigrist, M. Magnetic properties in non-centrosymmetric superconductors with and without antiferromagnetic order. J. Phys. Soc. Jpn 76, 124709 (2007).
49. Tada, Y., Kawakami, N. & Fujimoto, S. Colossal enhancement of upper critical fields in noncentrosymmetric heavy fermion superconductors near quantum criticality: CeRhSi3 and CeIrSi3. Phys. Rev. Lett. 101, 267006 (2008).
50. Nakamura, Y. & Yanase, Y. Multi-orbital superconductivity in SrTiO3/LaAlO3 interface and SrTiO3 surface. J. Phys. Soc. Jpn 82, 083705 (2013).
51. Xi, X et al. Ising pairing in superconducting NbSe2 atomic layers. Nature Phys. http://dx.doi.org/10.1038/nphys3538 (2015).
52. Lu, J. M., et al. Evidence for two-Dimensional Ising superconductivity in gated MoS2. Science http://dx.doi.org/10.1126/science.aab2277 (2015).