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Related papers: Magnetization dynamics in proximity-coupled superc…

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The intimate connection between magnetism and superconducting pairing routinely plays a central role in determining the occurrence of unconventional superconducting states. In high-transition-temperature (high-Tc) stripe-ordered cuprate…

There have recently been several experiments studying induced superconductivity in semiconducting two-dimensional electron gases that are strongly coupled to thin superconducting layers, as well as probing possible topological phases…

Mesoscale and Nanoscale Physics · Physics 2018-04-24 Christopher Reeg , Daniel Loss , Jelena Klinovaja

We study superconductivity on the surface of a topological insulator, mediated by magnetic fluctuations in an adjacent ferromagnetic or antiferromagnetic insulator. Superconductivity can arise from effective interactions between helical…

Superconductivity · Physics 2020-03-06 Eirik Erlandsen , Arne Brataas , Asle Sudbø

We present an extensive experimental and theoretical study of surface acoustic wave-driven ferromagnetic resonance. In a first modeling approach based on the Landau-Lifshitz-Gilbert equation, we derive expressions for the magnetization…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 L. Dreher , M. Weiler , M. Pernpeintner , H. Huebl , R. Gross , M. S. Brandt , S. T. B. Goennenwein

We have studied the influence of the magnetization on the superconducting transition temperature ($T_c$) in bi- and trilayers consisting of the half-metallic ferromagnet La$_{0.67}$Sr$_{0.33}$MnO$_3$ (LSMO) and the high-temperature…

Superconductivity · Physics 2009-04-15 M. van Zalk , M. Veldhorst , A. Brinkman , J. Aarts , H. Hilgenkamp

A new class of phenomena discussed in this review is based on interaction between spatially separated, but closely located ferromagnets and superconductors. They are called Ferromagnet-Superconductor Hybrids (FSH). These systems include…

Materials Science · Physics 2015-06-24 I. F. Lyuksyutov , V. L. Pokrovsky

The competition between antiferromagnetism and superconductivity is one of the central questions in the research of strong correlated systems. In this work, we utilize a double layer model containing Hubbard interaction and interlayer…

Strongly Correlated Electrons · Physics 2023-06-14 Runyu Ma , Tianxing Ma

Recent results in electric-field control of magnetism have paved the way for the design of alternative magnetic and spintronic devices with enhanced functionalities and low power consumption. Among the diversity of reported magnetoelectric…

We investigate the magnetization process for a quasi-one-dimensional S=1 antiferromagnet with bond alternation. By combining the density matrix renormalization group method with the interchain mean-field theory, we discuss how the…

Strongly Correlated Electrons · Physics 2009-11-07 Akira Kawaguchi , Akihisa Koga , Kouichi Okunishi , Norio Kawakami

Spin spirals form inside the magnetic layers of antiferromagnetic and noncollinearly-coupled magnetic multilayers in the presence of an external magnetic field. This spin structure can be modeled to extract the direct exchange stiffness of…

Mesoscale and Nanoscale Physics · Physics 2024-09-04 Elliot Wadge , Afan Terko , George Lertzman-Lepofsky , Paul Omelchenko , Bret Heinrich , Manuel Rojas , Erol Girt

The interplay between intrinsic and surface/interface-induced magnetic anisotropies strongly in- fluences magnetization processes in nanomagnetic systems. We develop a micromagnetic theory to describe the field-driven reorientation in…

Mesoscale and Nanoscale Physics · Physics 2016-07-12 A. A. Leonov , U. K. Roessler , A. N. Bogdanov

We investigate the superconducting proximity effect in a clean magnetic structure consisting of two ferromagnetic layered domains with antiparallel magnetizations in contact with a superconductor. Within the quasiclassical Green's function…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. A. Maleki , M. Zareyan

We theoretically investigate the magnetic properties and nonequilibrium dynamics of two interacting ultracold polar and paramagnetic molecules in a one-dimensional harmonic trap in external electric and magnetic fields. The molecules…

Atomic Physics · Physics 2023-03-21 Anna Dawid , Michał Tomza

The magnetic arrangement in the vicinity of the interface between a ferromagnet and an antiferromagnet is investigated, in particular its dependence on the exchange couplings and the temperature. Applying a Heisenberg model, both sc(001)…

Strongly Correlated Electrons · Physics 2009-11-11 P. J. Jensen , H. Dreysee , Miguel Kiwi

The mechanism underlying femtosecond laser pulse induced ultrafast magnetization dynamics remains elusive despite two decades of intense research on this phenomenon. Most experiments focused so far on characterizing magnetization and charge…

The authors discuss the possibility of coexistence of antiferromagnetism and triplet superconductivity as a particular example of a broad class of systems where the interplay of magnetism and superconductivity is important. This paper…

Superconductivity · Physics 2009-11-10 Wei Zhang , C. A. R. Sa de Melo

We develop a fast numerical procedure for analysis of nonlinear and nonlocal electrodynamics of type-II superconducting films in transverse magnetic fields taking into account realistic boundary conditions. Using this procedure we explore…

Superconductivity · Physics 2015-05-20 J. I. Vestgarden , D. V. Shantsev , Y. M. Galperin , T. H. Johansen

We present a dynamical model that successfully explains the observed time evolution of the magnetization in diluted magnetic semiconductor quantum wells after weak laser excitation. Based on the pseudo-fermion formalism and a second order…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 O. Morandi , P. -A. Hervieux , G. Manfredi

We study the formation of inhomogeneous magnetization texture in the vicinity of a tunnel junction between two ferromagnetic wires nominally in the antiparallel configuration and its influence on the magnetoresistance of such a device. The…

Strongly Correlated Electrons · Physics 2008-11-21 Igor Kuzmenko , Vladimir Fal'ko

A topological modulation of magnetic thin films can induce a magnetic anisotropy of magnetostatic origin. In this letter, we report on the magnetic properties of NiFe layers deposited on wavy shaped Si substrates. Without any modulation,…

Materials Science · Physics 2009-01-20 J. Briones , F. Montaigne , G. Lengaigne , D. Lacour , M. Hehn