The quantum spin Hall effect and topological insulators
Xiao-Liang Qi,Shou-Cheng Zhang +1 more
TLDR
In topological insulators, spin-orbit coupling and time-reversal symmetry combine to form a novel state of matter predicted to have exotic physical properties as mentioned in this paper, which is called spin−orbit coupling.Abstract:
In topological insulators, spin–orbit coupling and time-reversal symmetry combine to form a novel state of matter predicted to have exotic physical properties.read more
Citations
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Influence of Surface Structures on Quality of CdTe(100) Thin Films Grown on GaAs(100) Substrates
TL;DR: In this paper, the epitaxial growth of single-crystalline CdTe(100) thin films on GaAs (100) substrates using molecular beam epitaxy was investigated.
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Light Manipulation by Plasmonic Nanostructures
TL;DR: In this paper, the authors studied various effects related to the excitation of surface plasmons in different kinds of plasmonic nanostructures and proposed a new mechanism to achieve complete spectral gaps without periodicity along the propagation direction.
Journal ArticleDOI
Spin and electronic structure of the topological insulator Bi1.5Sb0.5Te1.8Se1.2
M. V. Filianina,I. I. Klimovskikh,I.A. Shvets,I.A. Shvets,Artem G. Rybkin,A. E. Petukhov,Evgueni V. Chulkov,Evgueni V. Chulkov,Evgueni V. Chulkov,V. A. Golyashov,V. A. Golyashov,Konstantin A. Kokh,Konstantin A. Kokh,Konstantin A. Kokh,Oleg E. Tereshchenko,Oleg E. Tereshchenko,Craig M. Polley,Thiagarajan Balasubramanian,M. Leandersson,Alexander M. Shikin +19 more
TL;DR: In this paper, the Dirac-cone-like topological surface and valence band states were studied experimentally and theoretically for topological insulator with fractional stoichiometry Bi1.5Sb0.8Se1.2 which is considered as one of the best candidates for efficient spin-polarized current generation.
Spin-Resolved Valence Photoemission
TL;DR: Spin-resolved valence photoemission has recently seen a resurgence of interest fostered by exciting results in a range of interesting materials as mentioned in this paper, including thin films, half-metals, adsorbates and induced moments.
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Interfacial charge current in a magnetised/normal graphene junction
H. Y. Tian,Yi Yang,Junxiao Wang +2 more
TL;DR: In this paper, the authors theoretically investigate a possible interfacial charge current flowing in a magnetized/normal graphene junction where both the intrinsic and extrinsic spin-orbit coupling (SOC) is considered in the normal graphene.
References
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Quantum spin Hall effect in graphene
Charles L. Kane,Eugene J. Mele +1 more
TL;DR: Graphene is converted from an ideal two-dimensional semimetallic state to a quantum spin Hall insulator and the spin and charge conductances in these edge states are calculated and the effects of temperature, chemical potential, Rashba coupling, disorder, and symmetry breaking fields are discussed.
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New Method for High-Accuracy Determination of the Fine-Structure Constant Based on Quantized Hall Resistance
TL;DR: In this article, the Hall voltage of a two-dimensional electron gas, realized with a silicon metal-oxide-semiconductor field effect transistor, was measured and it was shown that the Hall resistance at particular, experimentally well-defined surface carrier concentrations has fixed values which depend only on the fine-structure constant and speed of light, and is insensitive to the geometry of the device.
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Quantum Spin Hall Effect and Topological Phase Transition in HgTe Quantum Wells
TL;DR: In this article, the quantum spin Hall (QSH) effect can be realized in mercury-cadmium telluride semiconductor quantum wells, a state of matter with topological properties distinct from those of conventional insulators.
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Z-2 Topological Order and the Quantum Spin Hall Effect
Charles L. Kane,Eugene J. Mele +1 more
TL;DR: The Z2 order of the QSH phase is established in the two band model of graphene and a generalization of the formalism applicable to multiband and interacting systems is proposed.
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Non-Abelian Anyons and Topological Quantum Computation
TL;DR: In this article, the authors describe the mathematical underpinnings of topological quantum computation and the physics of the subject are addressed, using the ''ensuremath{
u}=5∕2$ fractional quantum Hall state as the archetype of a non-Abelian topological state enabling fault-tolerant quantum computation.