Thermal and coherent spin pum** by noncollinear antiferromagnets

P Tang, GEW Bauer - Physical Review Letters, 2024 - APS
Antiferromagnets attract much interest because of their potential for spintronic applications
and open fundamental physics questions, but especially noncollinear antiferromagnets …

Observation of vector spin Seebeck effect in a noncollinear antiferromagnet

J Xu, J He, JS Zhou, D Qu, SY Huang, CL Chien - Physical Review Letters, 2022 - APS
Spintronic phenomena to date have been established in magnets with collinear moments,
where the spin injection through the spin Seebeck effect (SSE) is always along the out-of …

Spin Seebeck effect near the antiferromagnetic spin-flop transition

D Reitz, J Li, W Yuan, J Shi, Y Tserkovnyak - Physical Review B, 2020 - APS
We develop a low-temperature, long-wavelength theory for the interfacial spin Seebeck
effect (SSE) in easy-axis antiferromagnets. The field-induced spin-flop (SF) transition of Néel …

Intrinsic spin Nernst effect of magnons in a noncollinear antiferromagnet

B Li, S Sandhoefner, AA Kovalev - Physical Review Research, 2020 - APS
We investigate the intrinsic magnon spin current in a noncollinear antiferromagnetic
insulator. We introduce a definition of the magnon spin current in a noncollinear …

Dominance of the phonon drag mechanism in the spin Seebeck effect at low temperatures

RL Rodríguez-Suárez, SM Rezende - Physical Review B, 2023 - APS
The spin Seebeck effect (SSE) consists of the generation of a spin current in a magnetic
insulator under a temperature gradient that is converted into a charge current in an attached …

Spin Seebeck and spin Nernst effects of magnons in noncollinear antiferromagnetic insulators

A Mook, RR Neumann, J Henk, I Mertig - Physical Review B, 2019 - APS
Our joint theoretical and computer experimental study of heat-to-spin conversion reveals that
noncollinear antiferromagnetic insulators are promising materials for generating magnon …

Spin transport in thick insulating antiferromagnetic films

RE Troncoso, SA Bender, A Brataas, RA Duine - Physical Review B, 2020 - APS
Spin transport of magnonic excitations in uniaxial insulating antiferromagnets (AFs) is
investigated. In linear response to spin biasing and a temperature gradient, the spin …

An insulating doped antiferromagnet with low magnetic symmetry as a room temperature spin conduit

A Ross, R Lebrun, L Baldrati, A Kamra… - Applied Physics …, 2020 - pubs.aip.org
We report room-temperature long-distance spin transport of magnons in antiferromagnetic
thin-film hematite doped with Zn. The additional dopants significantly alter the magnetic …

Terahertz spin-to-charge conversion in ferromagnetic Ni nanofilms

H Cheng, Y Wang, Z Liu, X Jia, Q Huang, Y Lu - Nanophotonics, 2023 - degruyter.com
Spintronic terahertz (THz) emission via spin-to-charge conversion (SCC) has been widely
studied in ferromagnets (FM)/nonmagnets (NM) structures, in which various mechanisms of …

Unified formulation of interfacial magnonic pum** from noncollinear magnets

V Guemard, A Manchon - Physical Review B, 2022 - APS
We establish a general formulation for spin current pumped by magnons at the interface
between a normal metal and a magnetic insulator, valid for any noncollinear magnetic …