128 citations · 219 across the 31 of their papers we have counts for
35 papers
Low magnon damping of a EuSe film down to millikelvin temperatures
Rostyslav O. Serha, Jan Hofer, Khrystyna O. Levchenko +4
The rapid development of quantum magnonics over the past decade has created a demand for magnetic materials that keep their magnon losses low at millikelvin temperatures and add fu…
Anisotropic wavevector-dependent damping of thickness-quantized magnons
Tamara Azevedo, Rostyslav O. Serha, Yannik Kunz +7
Magnon damping is a key factor governing spin-wave transport and nonlinear dynamics of multimode magnon systems. However, many descriptions rely on the assumption of an effective m…
Exchange-mediated directional coupling of short-wavelength spin waves
Zhen Zhu, Roman Verba, Philipp Pirro +2
Miniaturizing magnonic circuits and increasing their processing speed require spin waves with progressively shorter wavelengths. However, conventional directional couplers rely on…
Perspectives on inverse design for AI magnonics
Franz Vilsmeier, Florian Bruckner, Claas Abert +2
Inverse design - specifying a desired functionality and letting a computational algorithm find the optimal structure - has emerged as a powerful paradigm for magnonic device engine…
Brillouin Light Scattering Spectroscopy of Propagating Magnons at Sub-Kelvin Temperatures
David Schmoll, Nikolai Kuznetsov, Phillip Rehberger +8
Coupling light to magnetic excitations in the form of spin waves underpins both the optical study of magnetism and emerging schemes for quantum transduction, positioning the quanta…
Integrated magnonic neural circuits based on nonlinear wave neurons
Mengying Guo, Xudong Jing, Kristýna Davidkova +11
Artificial intelligence is driving intense interest in alternative computing hardware capable of neural information processing beyond conventional charge-based electronics. Among e…
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…
Bulk-mediated reflection of chirality-protected surface spin waves
Vitaliy I. Vasyuchka, Florin Ciubotaru, Andrii V. Chumak +2
Surface spin waves of the Damon-Eshbach type exhibit intrinsically nonreciprocal transport properties with a chiral dynamical field structure that localizes counterpropagating wave…
True random number generation through stochastic magnonic bistability
Mengying Guo, Zhenyu Zhou, Denys Slobodianiuk +13
True random number generators (TRNGs) underpin modern cryptography, yet existing implementations face fundamental trade-offs between speed, scalability, and entropy quality. Here,…
Nanoscale spin-wave frequency-selective limiter for 5G technology
Kristýna Davídková, Khrystyna Levchenko, Florian Bruckner +10
Power limiters are essential devices in modern radio frequency (RF) communications systems to protect highly sensitive input channels from large incoming signals. Nowadays-used sem…
Quantum State Preparation of Ferromagnetic Magnons by Parametric Driving
Monika E. Mycroft, Rostyslav O. Serha, Andrii V. Chumak +1
We propose a method to prepare and certify Gaussian quantum states of the ferromagnetic resonance spin-wave modes in ferromagnets using a longitudinal drive. Contrary to quantum op…
Integrated magnonic chip using cascaded logic
Mengying Guo, Xudong Jing, Kristýna Davídková +10
The transistor transformed not only electronics but everyday life, and the integrated circuit - now simply the "chip" - made computation scalable and ubiquitous. Magnonics has long…
Ultrafast propagation of magnon-polaritons
Ondřej Wojewoda, Miela J. Gross, Jan Klíma +11
The manipulation of magnetization lies at the heart of spintronic and magnonic technologies, with the ultimate performance of such systems limited by the velocity at which magnetic…
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…
Long-range propagating paramagnon-polaritons in organic free radicals
Sebastian Knauer, Roman Verba, Rostyslav O. Serha +5
Materials are commonly distinguished by their magnetic response into diamagnetic, paramagnetic, and magnetically ordered (ferro-, ferri-, and antiferromagnetic) phases. Diamagnets…
The advancement of Brillouin Light Scattering with the assistance of nanoplasmonic structures. Enhancement and amplification
E. Bortchagovsky, A. V. Chumak, V. Lozovski
Brillouin light scattering (BLS) is a key technique in studying magnonic systems, but its sensitivity is often limited. While nanoplasmonic systems can enhance BLS through near-fie…
Magnetic Materials for Quantum Magnonics
Rostyslav O. Serha, Carsten Dubs, Andrii V. Chumak
Quantum magnonics studies the quantum properties of magnons, the quanta of spin waves, and their application in quantum information processing. Progress in this field depends on id…
Exchange spin-wave propagation in Ga:YIG nanowaveguides
Andrey A. Voronov, Khrystyna O. Levchenko, Roman Verba +7
Spin-wave-based computing has emerged as a promising approach to overcome the fundamental limitations of CMOS technologies. However, the increasing demand for device miniaturizatio…
Novel diamagnetic garnet-type substrate single crystals for ultralow-damping yttrium iron garnet Y3Fe5O12 films at cryogenic temperatures
C. Guguschev, C. Dubs, R. Blukis +9
Y3Sc2Ga3O12-Y3Sc2Al3O12 and Y3Sc2Ga3O12-Y3Al5O12 (YSGAG) solid solution single crystals with diameters up to 30 mm and total lengths up to about 100 mm were grown by the convention…
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…
Unified theory of magnetization temperature dependence in ferrimagnets
Rostyslav O. Serha, Anna Pomyalov, Andrii V. Chumak +1
Recent advancements in spintronics and fundamental physical research have brought increased attention to the rare-earth-based magnetically ordered materials. One of the important p…
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…
Deeply Nonlinear Magnonic Directional Coupler
Xu Ge, Roman Verba, Philipp Pirro +2
Dipolar coupling between closely spaced magnetic waveguides enables the design of magnonic directional couplers - universal devices capable of functioning as signal combiners, powe…
Ultra-long-living magnons in the quantum limit
Rostyslav O. Serha, Kaitlin H. McAllister, Fabian Majcen +8
Solid-state platforms based on bosonic quasiparticles offer a compelling route toward on-chip quantum information technologies scalable to nanometer dimensions. Coherence time, a k…