Topological magnets: functions based on Berry phase and multipoles

S Nakatsuji, R Arita - Annual Review of Condensed Matter …, 2022 - annualreviews.org
Macroscopic responses of magnets are often governed by magnetization and, thus, have
been restricted to ferromagnets. However, such responses are strikingly large in the newly …

A review on two-dimensional (2D) magnetic materials and their potential applications in spintronics and spin-caloritronic

E Elahi, G Dastgeer, G Nazir, S Nisar, M Bashir… - Computational Materials …, 2022 - Elsevier
The class of two-dimensional (2D) materials is critical in the domain of scientific investigation
and technology due to its low dimensionality which offers a unique platform to modify the …

Broken kramers degeneracy in altermagnetic mnte

S Lee, S Lee, S Jung, J Jung, D Kim, Y Lee, B Seok… - Physical Review Letters, 2024 - APS
Altermagnetism is a newly identified fundamental class of magnetism with vanishing net
magnetization and time-reversal symmetry broken electronic structure. Probing the unusual …

Seebeck-driven transverse thermoelectric generation

W Zhou, K Yamamoto, A Miura, R Iguchi, Y Miura… - Nature Materials, 2021 - nature.com
When a temperature gradient is applied to a closed circuit comprising two different
conductors, a charge current is generated via the Seebeck effect. Here, we utilize the …

Transverse thermoelectric generation using magnetic materials

K Uchida, W Zhou, Y Sakuraba - Applied Physics Letters, 2021 - pubs.aip.org
The transverse thermoelectric effect refers to the conversion of a temperature gradient into a
transverse charge current, or vice versa, which appears in a conductor under a magnetic …

Transport phenomena in spin caloritronics

KI Uchida - Proceedings of the Japan Academy, Series B, 2021 - jstage.jst.go.jp
The interconversion between spin, charge, and heat currents is being actively studied from
the viewpoints of both fundamental physics and thermoelectric applications in the field of …

Gigantic Anisotropy of Self-Induced Spin-Orbit Torque in Weyl Ferromagnet Co2MnGa

M Aoki, Y Yin, S Granville, Y Zhang, NV Medhekar… - Nano Letters, 2023 - ACS Publications
Spin-orbit torque (SOT) is receiving tremendous attention from both fundamental and
application-oriented aspects. Co2MnGa, a Weyl ferromagnet that is in a class of topological …

Intrinsic magnetic topological materials

Y Wang, F Zhang, M Zeng, H Sun, Z Hao, Y Cai… - Frontiers of …, 2023 - Springer
Topological states of matter possess bulk electronic structures categorized by topological
invariants and edge/surface states due to the bulk-boundary correspondence. Topological …

Berry curvature origin of the thickness-dependent anomalous Hall effect in a ferromagnetic Weyl semimetal

Y Zhang, Y Yin, G Dubuis, T Butler, NV Medhekar… - npj Quantum …, 2021 - nature.com
Magnetic Weyl semimetals with spontaneously broken time-reversal symmetry exhibit a
large intrinsic anomalous Hall effect originating from the Berry curvature. To employ this …

Strain‐Induced Large Anomalous Nernst Effect in Polycrystalline Co2MnGa/AlN Multilayers

J Wang, YC Lau, W Zhou, T Seki… - Advanced Electronic …, 2022 - Wiley Online Library
The anomalous Nernst effect (ANE), one of the thermoelectric effects in a magnet, is recently
attracting growing interest with its potential for the next generation high‐efficiency energy …