Colloquium: Topological band theory

A Bansil, H Lin, T Das - Reviews of Modern Physics, 2016 - APS
The first-principles band theory paradigm has been a key player not only in the process of
discovering new classes of topologically interesting materials, but also for identifying salient …

Topological quantum matter to topological phase conversion: Fundamentals, materials, physical systems for phase conversions, and device applications

MMH Polash, S Yalameha, H Zhou, K Ahadi… - Materials Science and …, 2021 - Elsevier
The spin-orbit coupling field, an atomic magnetic field inside a Kramers' system, or discrete
symmetries can create a topological torus in the Brillouin Zone and provide protected edge …

[HTML][HTML] Optoelectronic devices, plasmonics, and photonics with topological insulators

A Politano, L Viti, MS Vitiello - APL Materials, 2017 - pubs.aip.org
Topological insulators are innovative materials with semiconducting bulk together with
surface states forming a Dirac cone, which ensure metallic conduction in the surface plane …

Unusual Janus Bi2TeSe2 Topological Insulators Displaying Second-Harmonic Generation, Linear-in-Temperature Resistivity, and Weak Antilocalization

X Zou, X Yuan, L Liang, F Tian, Y Li… - Journal of the …, 2024 - ACS Publications
Well-established knowledge about inversion-symmetric Bi2Te x Se3–x topological
insulators characterizes the promising new-generation quantum device. Noticeably, the …

Material properties particularly suited to be measured with helium scattering: selected examples from 2D materials, van der Waals heterostructures, glassy materials …

B Holst, G Alexandrowicz, N Avidor… - Physical Chemistry …, 2021 - pubs.rsc.org
Helium Atom Scattering (HAS) and Helium Spin-Echo scattering (HeSE), together helium
scattering, are well established, but non-commercial surface science techniques. They are …

Intrinsic conduction through topological surface states of insulating Bi2Te3 epitaxial thin films

K Hoefer, C Becker, D Rata… - Proceedings of the …, 2014 - National Acad Sciences
Topological insulators represent a novel state of matter with surface charge carriers having a
massless Dirac dispersion and locked helical spin polarization. Many exciting experiments …

Photon drag effect in three-dimensional topological insulators

H Plank, LE Golub, S Bauer, VV Bel'Kov, T Herrmann… - Physical Review B, 2016 - APS
We report on the observation of a terahertz radiation-induced photon drag effect in
epitaxially grown n-and p-type (Bi 1− x Sb x) 2 Te 3 three-dimensional topological insulators …

Band-resolved imaging of photocurrent in a topological insulator

H Soifer, A Gauthier, AF Kemper, CR Rotundu… - Physical Review Letters, 2019 - APS
We study the microscopic origins of photocurrent generation in the topological insulator Bi 2
Se 3 via time-and angle-resolved photoemission spectroscopy. We image the unoccupied …

Invited review article: Multi-tip scanning tunneling microscopy: Experimental techniques and data analysis

B Voigtländer, V Cherepanov, S Korte, A Leis… - Review of scientific …, 2018 - pubs.aip.org
In scanning tunneling microscopy, we witness in recent years a paradigm shift from “just
imaging” to detailed spectroscopic measurements at the nanoscale and multi-tip scanning …

Optical manipulation of Rashba-split 2-dimensional electron gas

M Michiardi, F Boschini, HH Kung, MX Na… - nature …, 2022 - nature.com
In spintronics, the two main approaches to actively control the electrons' spin involve static
magnetic or electric fields. An alternative avenue relies on the use of optical fields to …