200 citations · 1.6k across the 58 of their papers we have counts for
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Model of the magnon Kerr effect in a highly anisotropic ferromagnet
Davit Petrosyan, Hiroki Matsumoto, Hanchen Wang +3
The magnon Kerr effect is a nonlinear phenomenon that occurs universally in any ferromagnet with finite magnetic anisotropy. It manifests itself as a magnon population-dependent ch…
Coherent and Dissipative Spin Torques in Quantum Dots: A Unified Framework for Quantum Spin Dynamics
Dominic Ruckert, Stepan Kovarik, Richard Schlitz +4
The manipulation of single spins through spin-polarized tunneling opens new routes for quantum control at the atomic scale. We present a theoretical framework describing spin-trans…
Coherent Microwave Driving of Domain Wall Depinning in a Ferrimagnetic Garnet
Hanchen Wang, Laura van Schie, Adam Erickson +6
Coherent control of domain wall dynamics offers a route to fast manipulation of magnetic textures beyond thermally activated motion. We demonstrate resonant excitation of linear an…
Disambiguating electrical detection of magnetization dynamics in magnetic insulators
Hanchen Wang, William Legrand, Shangyuan Wang +6
Electrical detection of magnetization dynamics in magnetic insulators underpins both fundamental studies of magnon transport and the development of low-loss magnonic devices. In he…
Loop-gap resonators achieving strong magnon-photon coupling in magnetic insulator thin films
Francesca Zanichelli, Davit Petrosyan, Hanchen Wang +4
Magnon-photon hybrid systems consisting of a three-dimensional electromagnetic resonator and a bulk magnetic insulator constitute the standard experimental platform in cavity magno…
Magnon Kerr Effect in a Magnetic Thin Film Strongly Coupled to a Microwave Resonator
Davit Petrosyan, Hiroki Matsumoto, Hanchen Wang +4
Progress in cavity magnonics relies on tunable nonlinearities in magnon-photon interactions for controlling magnon dynamics and frequency conversion. Here, we demonstrate the magno…
Dynamical Stabilization of Inverted Magnetization and Antimagnons by Spin Injection in an Extended Magnetic System
Emir Karadza, Hanchen Wang, Niklas Kercher +4
Dynamical perturbations can modify the energy landscape of a physical system, such that unstable equilibrium configurations become stable when subject to an external drive. The mag…
Direct Observation of Antimagnons with Inverted Dispersion
Hanchen Wang, Junfeng Hu, Wenjie Song +14
We report direct spectroscopic evidence of antimagnons, i.e., negative-energy spin waves identified by their signature inverted dispersion and left-handed precession with Brillouin…
Observation of Ultrafast Coherent and Incoherent Spin Torques via Terahertz Spin-Hall Magnetoresistance
P. Kubaščík, R. Schlitz, O. Gueckstock +19
Spin Hall magnetoresistance (SMR) is a cornerstone effect in spintronics, enabling the electrical readout of magnetic states through spin-orbit coupling at interfaces. Despite its…
Orbital Pumping in Ferrimagnetic Insulators
Hanchen Wang, Min-Gu Kang, Davit Petrosyan +5
We report the detection of pure orbital currents generated by both coherent and thermal magnons in the magnetic insulator Bi-doped yttrium iron garnet (BiYIG). The pumping of orbit…
Current-Controlled Magnon-Magnon Coupling in an On-Chip Cavity Resonator
Hanchen Wang, William Legrand, Richard Schlitz +1
Harnessing spin currents to control magnon dynamics enables new functionalities in magnonic devices. Here, we demonstrate current-controlled magnon-magnon coupling between cavity a…
Estimation of spin-orbit torques in the presence of current-induced magnon creation and annihilation
Paul Noël, Emir Karadža, Richard Schlitz +6
We present a comprehensive set of harmonic resistance measurements of the dampinglike (DL) and fieldlike (FL) torques in Pt/CoFeB, Pt/Co, W/CoFeB, W/Co, and YIG/Pt bilayers complem…
Nonlinear longitudinal and transverse magnetoresistances due to current-induced magnon creation-annihilation processes
Paul Noël, Richard Schlitz, Emir Karadža +4
Charge-spin conversion phenomena such as the spin Hall effect allow for the excitation of magnons in a magnetic layer by passing an electric current in an adjacent nonmagnetic cond…
Altermagnetic variants in thin films of Mn5Si3
Javier Rial, Miina Leiviskä, Gregor Skobjin +17
The altermagnet candidate Mn5Si3 has attracted wide attention in the context of non-relativistic spin physics, due to its composition of light elements. However, the presumed struc…
Spin torque driven electron paramagnetic resonance of a single spin in a pentacene molecule
Stepan Kovarik, Richard Schlitz, Aishwarya Vishwakarma +3
Control over quantum systems is typically achieved by time-dependent electric or magnetic fields. Alternatively, electronic spins can be controlled by spin-polarized currents. Here…
Inductive magnon noise spectroscopy
Luise Siegl, Richard Schlitz, Jamal Ben Youssef +6
State tomography allows to characterize quantum states, and was recently applied to reveal the dynamic magnetization state of a parametrically driven magnet. The identification of…
Electrically induced angular momentum flow between separated ferromagnets
Richard Schlitz, Matthias Grammer, Tobias Wimmer +7
Converting angular momentum between different degrees of freedom within a magnetic material results from a dynamic interplay between electrons, magnons and phonons. This interplay…
Observation of an unexpected negative magnetoresistance in magnetic Weyl semimetal CoSnS
Ali G. Moghaddam, Kevin Geishendorf, Richard Schlitz +8
Time-reversal symmetry breaking allows for a rich set of magneto-transport properties related to electronic topology. Focusing on the magnetic Weyl semimetal CoSnS, we…
Non-local magnon transconductance in extended magnetic insulating films.\\ Part I: spin diode effect
Ryuhei Kohno, Kyongmo An, Eric Clot +14
This review provides a comprehensive study of the nonlinear transport properties of magnons, which are electrically emitted or absorbed inside extended YIG films by spin transfer e…
Non-local magnon transconductance in extended magnetic insulating films.\\Part II: two-fluid behavior
Ryuhei Kohno, Kyongmo An, Eric Clot +14
This review presents a comprehensive study of the spatial dispersion of propagating magnons electrically emitted in extended yttrium-iron garnet (YIG) films by the spin transfer ef…
Magnetization dynamics affected by phonon pumping
Richard Schlitz, Luise Siegl, Takuma Sato +4
"Pumping" of phonons by a dynamic magnetization promises to extend the range and functionality of magnonic devices. We explore the impact of phonon pumping on room-temperature ferr…
Magnon transport and thermoelectric effects in ultrathin Tm3Fe5O12/Pt nonlocal devices
Jialiang Gao, Charles-Henri Lambert, Richard Schlitz +3
The possibility of electrically exciting and detecting magnon currents in magnetic insulators has opened exciting perspectives for transporting spin information in electronic devic…
Theory of drift-enabled control in nonlocal magnon transport
Sebastián de-la-Peña, Richard Schlitz, Saül Vélez +2
Electrically injected and detected nonlocal magnon transport has emerged as a versatile method for transporting spin as well as probing the spin excitations in a magnetic insulator…
Control of nonlocal magnon spin transport via magnon drift currents
Richard Schlitz, Saül Vélez, Akashdeep Kamra +4
Spin transport via magnon diffusion in magnetic insulators is important for a broad range of spin-based phenomena and devices. However, the absence of the magnon equivalent of an e…