Search Results - "Atxitia, U"

Universal Criteria for Single Femtosecond Pulse Ultrafast Magnetization Switching in Ferrimagnets by Jakobs, F., Atxitia, U.

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Atomistic spin model of single pulse toggle switching in Mn2RuxGa Heusler alloys by Jakobs, F., Atxitia, U.

“…Single femtosecond-pulse toggle switching of ferrimagnetic alloys is an essential building block for ultrafast spintronics. It is believed that for switching…”
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Lattice structure dependence of laser-induced ultrafast magnetization switching in ferrimagnets by Vélez, J. A., Otxoa, R. M., Atxitia, U.

“…The experimental discovery of single-pulse ultrafast magnetization switching in ferrimagnetic alloys, such as GdFeCo and MnRuGa, opened the door to a promising…”
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Ultrafast double magnetization switching in GdFeCo with two picosecond-delayed femtosecond pump pulses by Atxitia, U., Ostler, T. A.

“…The recently discovered thermally induced magnetization switching (TIMS) induced by single femtosecond laser pulses in ferrimagnetic GdFeCo alloys proceeds on…”
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Ultrafast heating as a sufficient stimulus for magnetization reversal in a ferrimagnet by Ostler, T.A., Barker, J., Evans, R.F.L., Chantrell, R.W., Atxitia, U., Chubykalo-Fesenko, O., El Moussaoui, S., Le Guyader, L., Mengotti, E., Heyderman, L.J., Nolting, F., Tsukamoto, A., Itoh, A., Afanasiev, D., Ivanov, B.A., Kalashnikova, A.M., Vahaplar, K., Mentink, J., Kirilyuk, A., Rasing, Th, Kimel, A.V.

“…The question of how, and how fast, magnetization can be reversed is a topic of great practical interest for the manipulation and storage of magnetic…”
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Stochastic form of the Landau-Lifshitz-Bloch equation by Evans, R. F. L., Hinzke, D., Atxitia, U., Nowak, U., Chantrell, R. W., Chubykalo-Fesenko, O.

“…The Landau-Lifshitz-Bloch equation is a formulation of dynamic micromagnetics valid at all temperatures, treating both the transverse and longitudinal…”
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Quantum Landau-Lifshitz-Bloch equation and its comparison with the classical case by Nieves, P., Serantes, D., Atxitia, U., Chubykalo-Fesenko, O.

“…The detailed derivation of the quantum Landau-Lifshitz-Bloch (qLLB) equation for simple spin-flip scattering mechanisms based on spin-phonon and spin-electron…”
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Towards multiscale modeling of magnetic materials: Simulations of FePt by Kazantseva, N., Hinzke, D., Nowak, U., Chantrell, R. W., Atxitia, U., Chubykalo-Fesenko, O.

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Two-magnon bound state causes ultrafast thermally induced magnetisation switching by Barker, J., Atxitia, U., Ostler, T. A., Hovorka, O., Chubykalo-Fesenko, O., Chantrell, R. W.

“…There has been much interest recently in the discovery of thermally induced magnetisation switching using femtosecond laser excitation, where a ferrimagnetic…”
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Multiscale modeling of magnetic materials: Temperature dependence of the exchange stiffness by Atxitia, U., Hinzke, D., Chubykalo-Fesenko, O., Nowak, U., Kachkachi, H., Mryasov, O. N., Evans, R. F., Chantrell, R. W.

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Multiscale modeling of ultrafast element-specific magnetization dynamics of ferromagnetic alloys by Hinzke, D., Atxitia, U., Carva, K., Nieves, P., Chubykalo-Fesenko, O., Oppeneer, P. M., Nowak, U.

“…A hierarchical multiscale approach to model the magnetization dynamics of ferromagnetic random alloys is presented. First-principles calculations of the…”
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Micromagnetic modeling of laser-induced magnetization dynamics using the Landau-Lifshitz-Bloch equation by Atxitia, U., Chubykalo-Fesenko, O., Kazantseva, N., Hinzke, D., Nowak, U., Chantrell, R. W.

“…We present a dynamic approach to micromagnetics based on the Landau-Lifshitz-Bloch equation and Langevin dynamics. This type of modeling will be necessary at…”
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Ultrafast spin dynamics: the effect of colored noise by Atxitia, U, Chubykalo-Fesenko, O, Chantrell, R W, Nowak, U, Rebei, A

“…Recent experimental results have pushed the limits of magnetization dynamics to pico- and femtosecond time scales. This ultrafast dynamics occurs in extreme…”
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Quantitative simulation of temperature-dependent magnetization dynamics and equilibrium properties of elemental ferromagnets by Evans, R. F. L., Atxitia, U., Chantrell, R. W.

“…Atomistic spin model simulations are immensely useful in determining temperature-dependent magnetic properties but are known to give the incorrect dependence…”
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Giant localised spin-Peltier effect due to ultrafast domain wall motion in antiferromagnetic metals by Otxoa, R. M., Atxitia, U., Roy, P. E., Chubykalo-Fesenko, O.

“…Spin thermo-electric phenomena have attracted wide attention recently, e.g., the spin Peltier effect—heat generation by magnonic spin currents. Here, we find…”
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Ultrafast magnetization dynamics rates within the Landau-Lifshitz-Bloch model by Atxitia, U., Chubykalo-Fesenko, O.

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Topologically-mediated energy release by relativistic antiferromagnetic solitons by Otxoa, R. M., Rama-Eiroa, R., Roy, P. E., Tatara, G., Chubykalo-Fesenko, O., Atxitia, U.

“…Magnetic solitons offer functionalities as information carriers in multiple spintronic and magnonic applications. However, their potential for nanoscale energy…”
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Landau-Lifshitz-Bloch equation for ferrimagnetic materials by Atxitia, U., Nieves, P., Chubykalo-Fesenko, O.

“…We derive the Landau-Lifshitz-Bloch (LLB) equation for a two-component magnetic system valid up to the Curie temperature. As an example, we consider disordered…”
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Controlling the polarity of the transient ferromagneticlike state in ferrimagnets by Atxitia, U., Barker, J., Chantrell, R. W., Chubykalo-Fesenko, O.

“…It was recently observed that the two antiferromagnetically coupled sublattices of a rare earth-transition metal ferrimagnet can temporarily align…”
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Ultrafast dynamical path for the switching of a ferrimagnet after femtosecond heating by Atxitia, U., Ostler, T., Barker, J., Evans, R. F. L., Chantrell, R. W., Chubykalo-Fesenko, O.

“…Ultrafast laser-induced magnetic switching in rare earth-transition metal ferrimagnetic alloys has recently been reported to occur by ultrafast heating alone…”
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