Weyl and Dirac semimetals in three-dimensional solids

NP Armitage, EJ Mele, A Vishwanath - Reviews of Modern Physics, 2018 - APS
Weyl and Dirac semimetals are three-dimensional phases of matter with gapless electronic
excitations that are protected by topology and symmetry. As three-dimensional analogs of …

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 …

Large anomalous Hall current induced by topological nodal lines in a ferromagnetic van der Waals semimetal

K Kim, J Seo, E Lee, KT Ko, BS Kim, BG Jang, JM Ok… - Nature materials, 2018 - nature.com
Topological semimetals host electronic structures with several band-contact points or lines
and are generally expected to exhibit strong topological responses. Up to now, most work …

Spin–Orbit-Entangled Electronic Phases in 4d and 5d Transition-Metal Compounds

T Takayama, J Chaloupka, A Smerald… - Journal of the Physical …, 2021 - journals.jps.jp
Complex oxides with 4 d and 5 d transition-metal ions recently emerged as a new paradigm
in correlated electron physics, due to the interplay between spin–orbit coupling and electron …

Microwave impedance microscopy and its application to quantum materials

ME Barber, EY Ma, ZX Shen - Nature Reviews Physics, 2022 - nature.com
Materials in which quantum mechanical effects lead to novel properties on the macroscopic
scale are of interest both fundamentally and for applications. For such quantum materials …

Quantized chiral edge conduction on domain walls of a magnetic topological insulator

K Yasuda, M Mogi, R Yoshimi, A Tsukazaki… - Science, 2017 - science.org
Electronic ordering in magnetic and dielectric materials forms domains with different signs of
order parameters. The control of configuration and motion of the domain walls (DWs) …

Nanoscale electrical conductivity imaging using a nitrogen-vacancy center in diamond

A Ariyaratne, D Bluvstein, BA Myers… - Nature …, 2018 - nature.com
The electrical conductivity of a material can feature subtle, non-trivial, and spatially varying
signatures with critical insight into the material's underlying physics. Here we demonstrate a …

Recent progress on correlated electron systems with strong spin–orbit coupling

R Schaffer, EKH Lee, BJ Yang… - Reports on Progress in …, 2016 - iopscience.iop.org
The emergence of novel quantum ground states in correlated electron systems with strong
spin–orbit coupling has been a recent subject of intensive studies. While it has been …

Mobile metallic domain walls in an all-in-all-out magnetic insulator

EY Ma, YT Cui, K Ueda, S Tang, K Chen, N Tamura… - Science, 2015 - science.org
Magnetic domain walls are boundaries between regions with different configurations of the
same magnetic order. In a magnetic insulator, where the magnetic order is tied to its bulk …

Noncollinear ferromagnetic Weyl semimetal with anisotropic anomalous Hall effect

HY Yang, B Singh, J Gaudet, B Lu, CY Huang… - Physical Review B, 2021 - APS
An emerging frontier in condensed matter physics involves novel electromagnetic
responses, such as the anomalous Hall effect (AHE), in ferromagnetic Weyl semimetals (FM …