Search Results - "Kakay, Attila"

New Dimension in Magnetism and Superconductivity: 3D and Curvilinear Nanoarchitectures by Makarov, Denys, Volkov, Oleksii M., Kákay, Attila, Pylypovskyi, Oleksandr V., Budinská, Barbora, Dobrovolskiy, Oleksandr V.

“…Traditionally, the primary field, where curvature has been at the heart of research, is the theory of general relativity. In recent studies, however, the…”
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Curvature-Induced Asymmetric Spin-Wave Dispersion by Otálora, Jorge A, Yan, Ming, Schultheiss, Helmut, Hertel, Riccardo, Kákay, Attila

“…In magnonics, spin waves are conceived of as electron-charge-free information carriers. Their wave behavior has established them as the key elements to achieve…”
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Spectral analysis of topological defects in an artificial spin-ice lattice by Gliga, Sebastian, Kákay, Attila, Hertel, Riccardo, Heinonen, Olle G

“…Arrays of suitably patterned and arranged magnetic elements may display artificial spin-ice structures with topological defects in the magnetization, such as…”
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Multiplet of Skyrmion States on a Curvilinear Defect: Reconfigurable Skyrmion Lattices by Kravchuk, Volodymyr P, Sheka, Denis D, Kákay, Attila, Volkov, Oleksii M, Rößler, Ulrich K, van den Brink, Jeroen, Makarov, Denys, Gaididei, Yuri

“…Typically, the chiral magnetic Skyrmion is a single-state excitation. Here we propose a system, where multiplet of Skyrmion states appears and one of these…”
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Nonlocal chiral symmetry breaking in curvilinear magnetic shells by Sheka, Denis D., Pylypovskyi, Oleksandr V., Landeros, Pedro, Gaididei, Yuri, Kákay, Attila, Makarov, Denys

“…The concept of curvature and chirality in space and time are foundational for the understanding of the organic life and formation of matter in the Universe…”
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Chirality coupling in topological magnetic textures with multiple magnetochiral parameters by Volkov, Oleksii M., Wolf, Daniel, Pylypovskyi, Oleksandr V., Kákay, Attila, Sheka, Denis D., Büchner, Bernd, Fassbender, Jürgen, Lubk, Axel, Makarov, Denys

“…Chiral effects originate from the lack of inversion symmetry within the lattice unit cell or sample’s shape. Being mapped onto magnetic ordering, chirality…”
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Coupling of terahertz light with nanometre-wavelength magnon modes via spin–orbit torque by Salikhov, Ruslan, Ilyakov, Igor, Körber, Lukas, Kákay, Attila, Gallardo, Rodolfo A., Ponomaryov, Alexey, Deinert, Jan-Christoph, de Oliveira, Thales V. A. G., Lenz, Kilian, Fassbender, Jürgen, Bonetti, Stefano, Hellwig, Olav, Lindner, Jürgen, Kovalev, Sergey

“…Spin-based technologies can operate at terahertz frequencies but require manipulation techniques that work at ultrafast timescales to become practical. For…”
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Tunnel magnetoresistance angular and bias dependence enabling tuneable wireless communication by Kowalska, Ewa, Fukushima, Akio, Sluka, Volker, Fowley, Ciarán, Kákay, Attila, Aleksandrov, Yuriy, Lindner, Jürgen, Fassbender, Jürgen, Yuasa, Shinji, Deac, Alina M.

“…Spin-transfer torques (STTs) can be exploited in order to manipulate the magnetic moments of nanomagnets, thus allowing for new consumer-oriented devices to be…”
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Tunable magnetic vortex dynamics in ion-implanted permalloy disks by Ramasubramanian, Lakshmi, Kákay, Attila, Fowley, Ciarán, Yildirim, Oguz, Matthes, Patrick, Sorokin, Serhii, Titova, Aleksandra, Hilliard, Donovan, Boettger, Roman, Hübner, René, Gemming, Sibylle, Schulz, Stefan E, Kronast, Florian, Makarov, Denys, Faßbender, Jürgen, Deac, Alina

“…Nanoscale, low-phase noise, tunable transmitter-receiver links are key for enabling the progress of wireless communication. We demonstrate that vortex-based…”
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Defect‐Driven Magnetization Configuration of Isolated Linear Assemblies of Iron Oxide Nanoparticles by Rastei, Mircea V., Pierron‐Bohnes, Véronique, Toulemon, Delphine, Bouillet, Corinne, Kákay, Attila, Hertel, Riccardo, Tetsi, Ebenezer, Begin‐Colin, Sylvie, Pichon, Benoit P.

“…The magnetization state of 1D magnetic nanoparticle (NP) chains plays a key role in a wide range of applications ranging from diagnosis and therapy in medicine…”
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Experimental and Theoretical Study of Curvature Effects in Parabolic Nanostripes by Volkov, Oleksii M., Kronast, Florian, Mönch, Ingolf, Mawass, Mohamad‐Assaad, Kákay, Attila, Fassbender, Jürgen, Makarov, Denys

“…Curvature effects in magnetism offer appealing possibilities to obtain new magnetic textures at the nanoscale due to the interplay between exchange and…”
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Emission and propagation of 1D and 2D spin waves with nanoscale wavelengths in anisotropic spin textures by Sluka, Volker, Schneider, Tobias, Gallardo, Rodolfo A., Kákay, Attila, Weigand, Markus, Warnatz, Tobias, Mattheis, Roland, Roldán-Molina, Alejandro, Landeros, Pedro, Tiberkevich, Vasil, Slavin, Andrei, Schütz, Gisela, Erbe, Artur, Deac, Alina, Lindner, Jürgen, Raabe, Jörg, Fassbender, Jürgen, Wintz, Sebastian

“…Spin waves offer intriguing perspectives for computing and signal processing, because their damping can be lower than the ohmic losses in conventional…”
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Beating the walker limit with massless domain walls in cylindrical nanowires by Yan, Ming, Kákay, Attila, Gliga, Sebastian, Hertel, Riccardo

“…We present a micromagnetic study on the current-induced domain-wall motion in cylindrical Permalloy nanowires with diameters below 50 nm. The transverse domain…”
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Fast domain wall dynamics in magnetic nanotubes: Suppression of Walker breakdown and Cherenkov-like spin wave emission by Yan, Ming, Andreas, Christian, Kákay, Attila, García-Sánchez, Felipe, Hertel, Riccardo

“…We report on a micromagnetic study on domain wall (DW) propagation in ferromagnetic nanotubes. It is found that DWs in a tubular geometry are much more robust…”
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Excitation of the Gyrotropic Mode in a Magnetic Vortex by Time-Varying Strain by Iurchuk, Vadym, Lindner, Jürgen, Fassbender, Jürgen, Kákay, Attila

“…We demonstrate the excitation of the gyrotropic mode in a magnetostrictive vortex by time-varying strain. The vortex dynamics is driven by a time-varying…”
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Multiscale and multimodel simulation of Bloch-point dynamics by Andreas, Christian, Kákay, Attila, Hertel, Riccardo

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Spin-Wave Dynamics and Symmetry Breaking in an Artificial Spin Ice by Saha, Susmita, Zhou, Jingyuan, Hofhuis, Kevin, Kákay, Attila, Scagnoli, Valerio, Heyderman, Laura J, Gliga, Sebastian

“…Artificial spin ices are periodic arrangements of interacting nanomagnets which allow investigating emergent phenomena in the presence of geometric…”
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Experimental Observation of Exchange-Driven Chiral Effects in Curvilinear Magnetism by Volkov, Oleksii M, Kákay, Attila, Kronast, Florian, Mönch, Ingolf, Mawass, Mohamad-Assaad, Fassbender, Jürgen, Makarov, Denys

“…The main origin of the chiral symmetry breaking and, thus, for the magnetochiral effects in magnetic materials is associated with an antisymmetric exchange…”
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Visualizing Magnetic Structure in 3D Nanoscale Ni–Fe Gyroid Networks by Llandro, Justin, Love, David M, Kovács, András, Caron, Jan, Vyas, Kunal N, Kákay, Attila, Salikhov, Ruslan, Lenz, Kilian, Fassbender, Jürgen, Scherer, Maik R. J, Cimorra, Christian, Steiner, Ullrich, Barnes, Crispin H. W, Dunin-Borkowski, Rafal E, Fukami, Shunsuke, Ohno, Hideo

“…Arrays of interacting 2D nanomagnets display unprecedented electromagnetic properties via collective effects, demonstrated in artificial spin ices and magnonic…”
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Analytic form of transverse head-to-head domain walls in thin cylindrical wires by Hertel, Riccardo, Kákay, Attila

“…The static problem of a one-dimensional, transverse head-to-head domain wall structure in a thin soft-magnetic nanowire with circular cross-section is treated…”
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