Topological kagome magnets and superconductors

JX Yin, B Lian, MZ Hasan - Nature, 2022 - nature.com
A kagome lattice naturally features Dirac fermions, flat bands and van Hove singularities in
its electronic structure. The Dirac fermions encode topology, flat bands favour correlated …

Progress and prospects in magnetic topological materials

BA Bernevig, C Felser, H Beidenkopf - Nature, 2022 - nature.com
Magnetic topological materials represent a class of compounds with properties that are
strongly influenced by the topology of their electronic wavefunctions coupled with the …

Emerging research landscape of altermagnetism

L Šmejkal, J Sinova, T Jungwirth - Physical Review X, 2022 - APS
Magnetism is one of the largest, most fundamental, and technologically most relevant fields
of condensed-matter physics. Traditionally, two basic magnetic phases have been …

An anomalous Hall effect in altermagnetic ruthenium dioxide

Z Feng, X Zhou, L Šmejkal, L Wu, Z Zhu, H Guo… - Nature …, 2022 - nature.com
The anomalous Hall effect is a time-reversal symmetry-breaking magneto-electronic
phenomenon originally discovered in ferromagnets. Recently, ruthenium dioxide (RuO2) …

Colloquium: Quantum anomalous Hall effect

CZ Chang, CX Liu, AH MacDonald - Reviews of Modern Physics, 2023 - APS
The quantum Hall (QH) effect, quantized Hall resistance combined with zero longitudinal
resistance, is the characteristic experimental fingerprint of Chern insulators—topologically …

The superconducting diode effect

M Nadeem, MS Fuhrer, X Wang - Nature Reviews Physics, 2023 - nature.com
A superconducting diode enables supercurrent to flow in only one direction, providing new
functionalities for superconducting circuits. In recent years, there has been experimental …

Discovery of charge density wave in a kagome lattice antiferromagnet

X Teng, L Chen, F Ye, E Rosenberg, Z Liu, JX Yin… - Nature, 2022 - nature.com
A hallmark of strongly correlated quantum materials is the rich phase diagram resulting from
competing and intertwined phases with nearly degenerate ground-state energies,. A well …

Altermagnetic lifting of Kramers spin degeneracy

J Krempaský, L Šmejkal, SW D'souza, M Hajlaoui… - Nature, 2024 - nature.com
Lifted Kramers spin degeneracy (LKSD) has been among the central topics of condensed-
matter physics since the dawn of the band theory of solids,. It underpins established practical …

Roadmap of spin–orbit torques

Q Shao, P Li, L Liu, H Yang, S Fukami… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Spin–orbit torque (SOT) is an emerging technology that enables the efficient manipulation of
spintronic devices. The initial processes of interest in SOTs involved electric fields, spin …

Magnetic skyrmion materials

Y Tokura, N Kanazawa - Chemical Reviews, 2020 - ACS Publications
Skyrmion, a concept originally proposed in particle physics half a century ago, can now find
the most fertile field for its applicability, that is, the magnetic skyrmion realized in …