Electronic properties of candidate type-II Weyl semimetal WTe2. A review perspective

PK Das, D Di Sante, F Cilento, C Bigi, D Kopic… - Electronic …, 2019 - iopscience.iop.org
Currently, there is a flurry of research interest on materials with an unconventional electronic
structure, and we have already seen significant progress in their understanding and …

Emergent quantum confinement at topological insulator surfaces

MS Bahramy, PDC King, A De La Torre… - Nature …, 2012 - nature.com
Bismuth-chalchogenides are model examples of three-dimensional topological insulators.
Their ideal bulk-truncated surface hosts a single spin-helical surface state, which is the …

Geometric Hall effects in topological insulator heterostructures

K Yasuda, R Wakatsuki, T Morimoto, R Yoshimi… - Nature Physics, 2016 - nature.com
Geometry, both in momentum and in real space, plays an important role in the electronic
dynamics of condensed matter systems. Among them, the Berry phase associated with …

Surface conduction of topological Dirac electrons in bulk insulating Bi2Se3

D Kim, S Cho, NP Butch, P Syers, K Kirshenbaum… - Nature Physics, 2012 - nature.com
The newly discovered three-dimensional strong topological insulators (STIs) exhibit
topologically protected Dirac surface states,. Although the STI surface state has been …

Spin-Orbit induced phase-shift in Bi2Se3 Josephson junctions

A Assouline, C Feuillet-Palma, N Bergeal… - Nature …, 2019 - nature.com
The transmission of Cooper pairs between two weakly coupled superconductors produces a
superfluid current and a phase difference; the celebrated Josephson effect. Because of time …

Layer-dependent Rashba band splitting in 2D hybrid perovskites

J Yin, P Maity, L Xu, AM El-Zohry, H Li… - Chemistry of …, 2018 - ACS Publications
The strong spin–orbit coupling (SOC) in perovskite materials due to the presence of heavy
atoms induces interesting electronic characteristics, such as Rashba band splitting. In spite …

Crossover from Ising- to Rashba-type superconductivity in epitaxial Bi2Se3/monolayer NbSe2 heterostructures

H Yi, LH Hu, Y Wang, R Xiao, J Cai, DR Hickey… - Nature Materials, 2022 - nature.com
A topological insulator (TI) interfaced with an s-wave superconductor has been predicted to
host topological superconductivity. Although the growth of epitaxial TI films on s-wave …

Layer-dependent quantum cooperation of electron and hole states in the anomalous semimetal WTe2

PK Das, D Di Sante, I Vobornik, J Fujii, T Okuda… - Nature …, 2016 - nature.com
The behaviour of electrons and holes in a crystal lattice is a fundamental quantum
phenomenon, accounting for a rich variety of material properties. Boosted by the remarkable …

Robustness of topological order and formation of quantum well states in topological insulators exposed to ambient environment

C Chen, S He, H Weng, W Zhang… - Proceedings of the …, 2012 - National Acad Sciences
The physical property investigation (like transport measurements) and ultimate application of
the topological insulators usually involve surfaces that are exposed to ambient environment …

Layer-By-Layer Entangled Spin-Orbital Texture of the Topological Surface State in

ZH Zhu, CN Veenstra, G Levy, A Ubaldini, P Syers… - Physical review …, 2013 - APS
We study Bi 2 Se 3 by polarization-dependent angle-resolved photoemission spectroscopy
and density-functional theory slab calculations. We find that the surface state Dirac fermions …