Spin pumping from a ferromagnetic insulator into an altermagnet

C Sun, J Linder - Physical Review B, 2023 - APS
A class of antiferromagnets with spin-polarized electron bands, yet zero net magnetization,
called altermagnets, is attracting increasing attention due to their potential use in spintronics …

Spin pumping from a ferromagnetic insulator to an unconventional superconductor with interfacial Andreev bound states

C Sun, J Linder - Physical Review B, 2023 - APS
Spin pumping from a ferromagnetic insulator into a high-T c superconductor with ad-wave
superconducting order parameter has recently been experimentally observed. Such …

Anisotropic superconducting spin transport at magnetic interfaces

Y Ominato, A Yamakage, M Matsuo - Physical Review B, 2022 - APS
We present a theoretical investigation of anisotropic superconducting spin transport at a
magnetic interface between ap-wave superconductor and a ferromagnetic insulator. Our …

Dynamical Majorana Ising spin response in a topological superconductor–magnet hybrid by microwave irradiation

Y Ominato, A Yamakage, M Matsuo - Physical Review B, 2024 - APS
We study a dynamical spin response of surface Majorana modes in a topological
superconductor–magnet hybrid under microwave irradiation. We find a method to toggle …

Theory of inverse Rashba-Edelstein effect induced by spin pumping into a two-dimensional electron gas

M Yama, M Matsuo, T Kato - Physical Review B, 2023 - APS
The inverse Rashba-Edelstein effect (IREE) in a two-dimensional electron gas (2DEG)
induced by spin pumping from an adjacent ferromagnetic insulator (FI) is investigated …

Spin pumping into anisotropic Dirac electrons

T Funato, T Kato, M Matsuo - Physical Review B, 2022 - APS
We study spin pumping into an anisotropic Dirac electron system induced by microwave
irradiation to an adjacent ferromagnetic insulator theoretically. We formulate the Gilbert …

Anisotropic spin-current spectroscopy of ferromagnetic superconducting gap symmetries

H Funaki, A Yamakage, M Matsuo - Physical Review B, 2023 - APS
We develop a microscopic theory of tunneling spin transport at the magnetic interface
between a ferromagnetic insulator (FI) and a ferromagnetic superconductor (FSC) driven by …

Acoustic spin transport by superconducting quasiparticles

T Funato, A Yamakage, M Matsuo - Physical Review B, 2022 - APS
We theoretically study the generation of spin current due to a surface acoustic wave (SAW)
in a superconductor. We model an s-wave superconductor as the mean-field Hamiltonian …

Spin pumping into quantum spin chains

SC Furuya, M Matsuo, T Kato - Physical Review B, 2024 - APS
We theoretically investigate spin pumping into a quantum easy-plane ferromagnetic spin
chain system. This quantum spin chain is effectively described by the Tomonaga-Luttinger …

Spin pumping into carbon nanotubes

K Fukuzawa, T Kato, M Matsuo, T Jonckheere, J Rech… - Physical Review B, 2023 - APS
We theoretically study spin pumping from a ferromagnetic insulator (FI) into a carbon
nanotube (CNT). By employing the bosonization method, we formulate the Gilbert damping …