Search Results - "Kákay, Attila"

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    Beating the walker limit with massless domain walls in cylindrical nanowires by Yan, Ming, Kákay, Attila, Gliga, Sebastian, Hertel, Riccardo

    Published in Physical review letters (05-02-2010)
    “…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

    Published in Applied physics letters (19-09-2011)
    “…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

    Published in Physical review letters (04-10-2024)
    “…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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    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

    Published in Nano letters (24-03-2021)
    “…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

    Published in Physical review letters (16-08-2019)
    “…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

    Published in Nano letters (13-05-2020)
    “…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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    Origin and Manipulation of Stable Vortex Ground States in Permalloy Nanotubes by Zimmermann, Michael, Meier, Thomas Norbert Gerhard, Dirnberger, Florian, Kákay, Attila, Decker, Martin, Wintz, Sebastian, Finizio, Simone, Josten, Elisabeth, Raabe, Jörg, Kronseder, Matthias, Bougeard, Dominique, Lindner, Jürgen, Back, Christian Horst

    Published in Nano letters (09-05-2018)
    “…We present a detailed study on the static magnetic properties of individual permalloy nanotubes (NTs) with hexagonal cross-sections. Anisotropic…”
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    Strain Anisotropy and Magnetic Domains in Embedded Nanomagnets by Nord, Magnus, Semisalova, Anna, Kákay, Attila, Hlawacek, Gregor, MacLaren, Ian, Liersch, Vico, Volkov, Oleksii M., Makarov, Denys, Paterson, Gary W., Potzger, Kay, Lindner, Jürgen, Fassbender, Jürgen, McGrouther, Damien, Bali, Rantej

    “…Nanoscale modifications of strain and magnetic anisotropy can open pathways to engineering magnetic domains for device applications. A periodic magnetic domain…”
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    Hybrid finite-element/boundary-element method to calculate Oersted fields by Hertel, Riccardo, Kákay, Attila

    “…The article presents a general-purpose hybrid finite-element/boundary-element method (FEM/BEM) to calculate magnetostatic fields generated by stationary…”
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    Tailoring crosstalk between localized 1D spin-wave nanochannels using focused ion beams by Iurchuk, Vadym, Pablo-Navarro, Javier, Hula, Tobias, Narkowicz, Ryszard, Hlawacek, Gregor, Körber, Lukas, Kákay, Attila, Schultheiss, Helmut, Fassbender, Jürgen, Lenz, Kilian, Lindner, Jürgen

    Published in Scientific reports (14-01-2023)
    “…1D spin-wave conduits are envisioned as nanoscale components of magnonics-based logic and computing schemes for future generation electronics. À-la-carte…”
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    Numerical Ferromagnetic Resonance Experiments in Nanosized Elements by Wagner, Kai, Korber, Lukas, Stienen, Sven, Lindner, Jurgen, Farle, Michael, Kakay, Attila

    Published in IEEE magnetics letters (2021)
    “…In this letter, we present a numerical approach to obtain the ferromagnetic resonance spectra of micrometer- and nanometer-sized magnetic elements by…”
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    Spin-Wave Reciprocity in the Presence of Néel Walls by Korber, Lukas, Wagner, Kai, Kakay, Attila, Schultheiss, Helmut

    Published in IEEE magnetics letters (01-01-2017)
    “…The reciprocity of spin-wave propagation in 180° Néel walls and surrounding domains is studied. For this, the dispersion relation, phase fronts, and spin-wave…”
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    Spin-Cherenkov effect and magnonic Mach cones by Yan, Ming, Kákay, Attila, Andreas, Christian, Hertel, Riccardo

    “…We report on the Cherenkov-type excitation of spin waves (SWs) in ferromagnets. Our micromagnetic simulations show that a localized magnetic field pulse moving…”
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    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.

    Published in Advanced materials (Weinheim) (01-01-2022)
    “…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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