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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Heusler Alloys: Past, Properties, New Alloys, And Prospects
TL;DR: Heusler alloys, discovered serendipitously at the beginning of the twentieth century, have emerged in the twenty-first century as exciting materials for numerous remarkable functional applications, including spintronics and thermos-electric devices as discussed by the authors .
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Strain in epitaxial Bi2Se3 grown on GaN and graphene substrates: A reflection high-energy electron diffraction study
TL;DR: In this article, reflection high-energy electron diffraction was employed to follow the lattice constant evolution of Bi2Se3 during initial stage depositions on GaN and graphene, two very different substrates.
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Phononic topological insulators with tunable pseudospin physics
Yizhou Liu,Yong Xu,Wenhui Duan +2 more
TL;DR: In this paper, a duality between phonon pseudospins and electron spins was revealed by presenting Kramers-like degeneracy and pseudospin counterparts of spin-orbit coupling.
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Effects of Cs-doping on morphological, optical and electrical properties of Bi2Te3 nanostructures
Punita Srivastava,Kedar Singh +1 more
TL;DR: In this article, a new approach for doping of cesium atoms in Bi2Te3 nanostructures using the inexpensive solvothermal route at a temperature of 100°C is presented.
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Broken mirror symmetry tuned topological transport in PbTe/SnTe heterostructures
Feng Wei,Chieh-Wen Liu,Da Li,Chunyang Wang,Hongrui Zhang,Jirong Sun,Xuan P. A. Gao,Song Ma,Zhidong Zhang +8 more
TL;DR: In this article, the discovery of lattice structural distortion and mirror symmetry breaking in a PbTe/SnTe heterostructure's transport properties is very significant to the fundamental research in topological matter, magnetoelectronics, and spintronics.
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.