475 citations · 2.5k across the 61 of their papers we have counts for
25 papers · 1 filter
Micron-sized magnonic 3-port rectilinear circulator
Kevin S. Weber, Loic Temdie, Vincent Castel +6
The development of miniaturized non-reciprocal microwave technologies compatible with integrated circuit architectures remains a critical challenge for modern information technolog…
Ultrafast formation of a large dynamic magnetic soliton
Ondřej Wojewoda, Sina Mayr, Miela J. Gross +17
Nonlinear magnetization dynamics offers a rich variety of phenomena ranging from bistability to chaos. Here, we report the ultrafast formation of a dynamic magnetic soliton in thin…
k-Selective Electrical-to-Magnon Transduction with Realistic Field-distributed Nanoantennas
Andreas Höfinger, Andrey A. Voronov, David Schmoll +9
The excitation and detection of propagating spin waves with lithographed nanoantennas underpin both classical magnonic circuits and emerging quantum technologies. Here, we establis…
YSGAG: The Ideal Substrate for YIG in Quantum Magnonics
Rostyslav O. Serha, Carsten Dubs, Christo Guguschev +8
Quantum magnonics leverages the quantum properties of magnons to advance nanoscale quantum information technologies. Ferrimagnetic yttrium iron garnet (YIG), known for exceptionall…
1D YIG hole-based magnonic nanocrystal
K. O. Levchenko, K. Davídková, R. O. Serha +12
Magnetic media with artificial periodic modulation-magnonic crystals (MCs) - enable tunable spin-wave dynamics and band structure engineering. Nanoscaling enhances these capabiliti…
Elimination of substrate-induced FMR linewidth broadening in the epitaxial system YIG-GGG by microstructuring
David Schmoll, Rostyslav O. Serha, Jaganandha Panda +4
Modern quantum technologies and hybrid quantum systems offer the opportunity to utilize magnons on the level of single excitations. Long lifetimes, low decoherence rates, and a str…
Damping Enhancement in YIG at Millikelvin Temperatures due to GGG Substrate
Rostyslav O. Serha, Andrey A. Voronov, David Schmoll +12
Quantum magnonics aims to exploit the quantum mechanical properties of magnons for nanoscale quantum information technologies. Ferrimagnetic yttrium iron garnet (YIG), which offers…
Fast switchable unidirectional magnon emitter
Yueqi Wang, Mengying Guo, Kristýna Davídková +6
Magnon spintronics is an emerging field that explores the use of magnons, the quanta of spin waves in magnetic materials for information processing and communication. Achieving uni…
Generation of gigahertz frequency surface acoustic waves in YIG/ZnO heterostructures
Finlay Ryburn, Kevin Künstle, Yangzhan Zhang +6
We study surface acoustic waves (SAWs) in yttrium iron garnet (YIG)/zinc oxide (ZnO) heterostructures, comparing the results of a computationally lightweight analytical model with…
Magnetic anisotropy and GGG substrate stray field in YIG films down to millikelvin temperatures
Rostyslav O. Serha, Andrey A. Voronov, David Schmoll +17
Quantum magnonics investigates the quantum-mechanical properties of magnons such as quantum coherence or entanglement for solid-state quantum information technologies at the nanosc…
Electrical spectroscopy of the spin-wave dispersion and bistability in gallium-doped yttrium iron garnet
Joris J. Carmiggelt, Olaf C. Dreijer, Carsten Dubs +2
Yttrium iron garnet (YIG) is a magnetic insulator with record-low damping, allowing spin-wave transport over macroscopic distances. Doping YIG with gallium ions greatly reduces the…
Spin-wave dispersion measurement by variable-gap propagating spin-wave spectroscopy
Marek Vaňatka, Krzysztof Szulc, Ondřej Wojewoda +6
Magnonics is seen nowadays as a candidate technology for energy-efficient data processing in classical and quantum systems. Pronounced nonlinearity, anisotropy of dispersion relati…
Parametric generation of spin waves in nano-scaled magnonic conduits
Björn Heinz, Morteza Mohseni, Akira Lentfert +8
The research feld of magnonics proposes a low-energy wave-logic computation technology based on spin waves to complement the established CMOS technology and provide a basis for eme…
Long-range spin-wave propagation in transversely magnetized nano-scaled conduits
Björn Heinz, Qi Wang, Michael Schneider +8
Magnonics attracts increasing attention in the view of novel low-energy computation technologies based on spin waves. Recently, spin-wave propagation in longitudinally magnetized n…
Controlling the nonlinear relaxation of quantized propagating magnons in nanodevices
M. Mohseni, Q. Wang, B. Heinz +7
Relaxation of linear magnetization dynamics is well described by the viscous Gilbert damping processes. However, for strong excitations, nonlinear damping processes such as the dec…
Local spin Seebeck imaging with scanning thermal probe
Alessandro Sola, Vittorio Basso, Massimo Pasquale +3
In this work we present the results of an experiment to locally resolve the spin Seebeck effect in a high-quality Pt/YIG sample. We achieve this by employing a locally heated scann…
Parametric generation of propagating spin-waves in ultra thin yttrium iron garnet waveguides
M. Mohseni, M. Kewenig, R. Verba +10
We present the experimental demonstration of the parallel parametric generation of spin-waves in a microscaled yttrium iron garnet waveguide with nanoscale thickness. Using Brillou…
Nanoscale X-Ray Imaging of Spin Dynamics in Yttrium Iron Garnet
J. Förster, S. Wintz, J. Bailey +13
Time-resolved scanning transmission x-ray microscopy (TR-STXM) has been used for the direct imaging of spin wave dynamics in thin film yttrium iron garnet (YIG) with spatial resolu…
Experimental proof of the reciprocal relation between spin Peltier and spin Seebeck effects in a bulk YIG/Pt bilayer
Alessandro Sola, Vittorio Basso, Michaela Kuepferling +2
We verify for the first time the reciprocal relation between the spin Peltier and spin Seebeck effects in a bulk YIG/Pt bilayer. Both experiments are performed on the same YIG/Pt d…
Spin pinning and spin-wave dispersion in nanoscopic ferromagnetic waveguides
Q. Wang, B. Heinz, R. Verba +8
Spin waves are investigated in Yttrium Iron Garnet (YIG) waveguides with a thickness of 39 nm and widths ranging down to 50 nm, i.e., with aspect ratios thickness over width approa…
Relative weight of the inverse spin Hall and spin rectification effects for metallic Py,Fe/Pt and insulating YIG/Pt bilayers estimated by angular dependent spin pumping measurements
Sascha Keller, Jochen Greser, Matthias R. Schweizer +3
We quantify the relative weight of inverse spin Hall and spin rectification effects occurring in RF-sputtered polycrystalline permalloy, molecular beam epitaxy-grown epitaxial iron…
Bose-Einstein Condensation of Quasi-Particles by Rapid Cooling
M. Schneider, T. Brächer, D. Breitbach +18
The fundamental phenomenon of Bose-Einstein Condensation (BEC) has been observed in different systems of real and quasi-particles. The condensation of real particles is achieved th…
Spatially resolved detection of complex ferromagnetic dynamics using optically detected NV spins
Chris. S. Wolfe, Sergei. A. Manuilov, Carola. M. Purser +4
We demonstrate optical detection of a broad spectrum of ferromagnetic excitations using nitrogen-vacancy (NV) centers in an ensemble of nanodiamonds. Our recently developed approac…
Spin-transfer torque based damping control of parametrically excited spin waves in a magnetic insulator
V. Lauer, D. A. Bozhko, T. Brächer +10
The damping of spin waves parametrically excited in the magnetic insulator Yttrium Iron Garnet (YIG) is controlled by a dc current passed through an adjacent normal-metal film. The…