Tetradymites as thermoelectrics and topological insulators

JP Heremans, RJ Cava, N Samarth - Nature Reviews Materials, 2017 - nature.com
Tetradymites are M 2 X 3 compounds—in which M is a group V metal, usually Bi or Sb, and
X is a group VI anion, Te, Se or S—that crystallize in a rhombohedral structure. Bi 2 Se 3, Bi …

Magnetic topological insulator heterostructures: A review

J Liu, T Hesjedal - Advanced Materials, 2023 - Wiley Online Library
Topological insulators (TIs) provide intriguing prospects for the future of spintronics due to
their large spin–orbit coupling and dissipationless, counter‐propagating conduction …

Topological insulator materials

Y Ando - Journal of the Physical Society of Japan, 2013 - journals.jps.jp
Topological insulators represent a new quantum state of matter which is characterized by
peculiar edge or surface states that show up due to a topological character of the bulk wave …

Record surface state mobility and quantum Hall effect in topological insulator thin films via interface engineering

N Koirala, M Brahlek, M Salehi, L Wu, J Dai… - Nano …, 2015 - ACS Publications
Material defects remain as the main bottleneck to the progress of topological insulators (TIs).
In particular, efforts to achieve thin TI samples with dominant surface transport have always …

Topological insulator film growth by molecular beam epitaxy: A review

TP Ginley, Y Wang, S Law - Crystals, 2016 - mdpi.com
In this article, we will review recent progress in the growth of topological insulator (TI) thin
films by molecular beam epitaxy (MBE). The materials we focus on are the V2-VI3 family of …

Coincidence of superparamagnetism and perfect quantization in the quantum anomalous Hall state

S Grauer, S Schreyeck, M Winnerlein, K Brunner… - Physical Review B, 2015 - APS
Topological insulators doped with transition metals have recently been found to host a
strong ferromagnetic state with perpendicular to plane anisotropy as well as support a …

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 …

Quantum materials discovery from a synthesis perspective

N Samarth - Nature materials, 2017 - nature.com
The synthesis of bulk crystals, thin films and nanostructures plays a seminal role in
expanding the frontiers of quantum materials. Crystal growers accomplish this by creating …

Mesoporous Semiconductive Bi2Se3 Films

T Nagaura, A Ashok, A Alowasheeir, A Vasanth… - Nano Letters, 2023 - ACS Publications
Bi2Se3 is a semiconductive material possessing a bandgap of 0.3 eV, and its unique band
structure has paved the way for diverse applications. Herein, we demonstrate a robust …

Anisotropic and strong negative magnetoresistance in the three-dimensional topological insulator

S Wiedmann, A Jost, B Fauqué, J Van Dijk, MJ Meijer… - Physical Review B, 2016 - APS
We report on high-field angle-dependent magnetotransport measurements on epitaxial thin
films of Bi 2 Se 3, a three-dimensional topological insulator. At low temperature, we observe …