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Related papers: Exchange coupled perpendicular media

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Employing density functional theory-based methods, we investigate monolayer and bilayer structures of hexagonal SnS$_{2}$, which is recently synthesized monolayer metal dichalcogenide. Comparison of 1H and 1T phases of monolayer SnS$_{2}$…

Mesoscale and Nanoscale Physics · Physics 2016-03-14 C. Bacaksiz , S. Cahangirov , A. Rubio , R. T. Senger , F. M. Peeters , H. Sahin

Ferrimagnetic Y$_3$Fe$_5$O$_{12}$ grown on the (001) surface of paramagnetic Gd$_3$Ga$_5$O$_{12}$ experiences an exchange bias field, which has been attributed to the magnetism of an interface layer between the two materials. We report here…

Dispersion of tubules made of diacetylenic phospholipids (DC 8,9 PC), in aqueous colloidal dispersions of magnetic nanoparticles is studied as a function of the sign of particles surface charges. In every case the tubule-vesicle transition…

Soft Condensed Matter · Physics 2019-10-14 Damien Letellier , Olivier Sandre , Christine Ménager , Valérie Cabuil , Michel Lavergne

Signal Amplification By Reversible Exchange (SABRE) and the heteronuclear variant, X-SABRE, increase the sensitivity of magnetic resonance techniques using order derived from reversible binding of para-hydrogen. One current limitations of…

Chemical Physics · Physics 2022-08-31 Shannon L Eriksson , Mathew W Mammen , Clark W Eriksson , Jacob R Lindale , Warren S Warren

We report on generation of pulsed broadband terahertz radiation utilizing the inverse spin Hall effect in Fe/Pt bilayers on MgO and sapphire substrates. The emitter was optimized with respect to layer thickness, growth parameters,…

Applied Physics · Physics 2018-08-30 Garik Torosyan , Sascha Keller , Laura Scheuer , Rene Beigang , Evangelos Th. Papaioannou

Spin-transfer magnetic random access memory is of significant interest for cryogenic applications where a persistent, fast, low-energy consumption and high device density is needed. Here we report the low-temperature nanosecond duration…

Applied Physics · Physics 2019-10-31 Laura Rehm , Georg Wolf , Bartek Kardasz , Mustafa Pinarbasi , Andrew D. Kent

Recently it has been shown that not only GdFeCo alloys exhibit single-pulse helicity-independent all-optical switching (HI-AOS), but that this effect is also seen in Co/Gd bilayers. However, there have been no reports on the explicit time…

Mesoscale and Nanoscale Physics · Physics 2022-02-09 M. J. G. Peeters , Y. M. van Ballegooie , B. Koopmans

We study the effect of an in-plane magnetic field on the non-interacting dispersion of twisted bilayer graphene. Our analysis is rooted in the chirally symmetric continuum model, whose zero-field band structure hosts exactly flat bands and…

Strongly Correlated Electrons · Physics 2020-05-20 Yves H. Kwan , S. A. Parameswaran , S. L. Sondhi

The exchange bias (EB) effect, arising from interfacial coupling between ferromagnetic (FM) and antiferromagnetic (AF) layers, induces a unidirectional magnetic anisotropy and underpins a wide range of spintronic functionalities. Extending…

Materials Science · Physics 2026-01-16 Balram Singh , Aman Singh , Stefan Mikulik , Jakub Jurczyk , Volker Neu , Amalio Fernández-Pacheco

Polarization entanglement is widely used in optical quantum information processing due to its compatibility with standard optical components. On the other hand, it is known that polarization entanglement is susceptible to the loss, more…

We present a micromagnetic approach to exchange bias (EB) in ferromagnetic (FM)/antiferromagnetic (AFM) thin film systems with a small number of irreversible interfacial magnetic moments. We express the exchange bias field $H_{EB}$ in terms…

Materials Science · Physics 2014-03-07 J. Dubowik , I. Gościańska

Using a combination of heat pulse and nuclear magnetic resonance techniques we demonstrate that the phase boundary separating the interlayer phase coherent quantum Hall effect at $\nu_T = 1$ in bilayer electron gases from the weakly coupled…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 I. B. Spielman , L. A. Tracy , J. P. Eisenstein , L. N. Pfeiffer , K. W. West

Recent advances in nanoscience have raised interest in the minimum bit size required for classical information storage, i.e. for bistability with suppressed quantum tunnelling and energy barriers that exceed ambient temperatures. In the…

Materials Science · Physics 2015-06-25 Tor O. Strandberg , Carlo. M. Canali , Allan H. MacDonald

A detailed study of exchange-biased Fe/MnF2 bilayers using magneto-optical Kerr Effect shows that the magnetization reversal occurs almost fully through domain wall nucleation and propagation for external fields parallel to the exchange…

Materials Science · Physics 2007-05-23 Elke Arenholz , Kai Liu

We have studied the ground state phase diagram of a spin ladder with alternating rung exchange $J^{n}_{\perp} = J_{\perp}[1 + (-1)^{n} \delta ]$ in a magnetic filed, in the limit where the rung coupling is dominant. In this limit the model…

Strongly Correlated Electrons · Physics 2015-06-25 G. I. Japaridze , E. Pogosyan

In this paper, we combine the design of band-pass frequency selective surfaces (FSSs) with polarization converters to realize a broadband frequency-selective polarization converter (FSPC) with lowbackward scattering, which consists of the…

Applied Physics · Physics 2019-11-25 Lingling Wang , Shaobin Liu , Xiangkun Kong , Haifeng Zhang , Yongdiao Wen , Qiming Yu

Using first-principles calculations and an atomistic spin model we predict the stabilization of a bilayer triple-Q state in an atomic Mn bilayer on Ir(111) due to interlayer higher-order exchange interactions. Based on density functional…

Materials Science · Physics 2025-06-06 Bjarne Beyer , Mara Gutzeit , Tim Drevelow , Isabel Schwermer , Soumyajyoti Haldar , Stefan Heinze

We report the results of density functional theory (DFT) based calculations on monolayer and bilayer green phosphorene and their heterostructures with MoSe2. Both monolayer and bilayer green phosphorene are direct band gap semiconductors…

Materials Science · Physics 2018-11-26 Sumandeep Kaur , Ashok Kumar , Sunita Srivastava , K. Tankeshwar , Ravindra Pandey

We have employed Soft and Hard X-ray Resonant Magnetic Scattering and Polarised Neutron Diffraction to study the magnetic interface and the bulk antiferromagnetic domain state of the archetypal epitaxial Ni$_{81}$Fe$_{19}$(111)/CoO(111)…

We show that a bilayer graphene flake deposited above a ferromagnetic insulator can behave as a spin-filtering device. The ferromagnetic material induces exchange splitting in the graphene flake, and due to the Fano antiresonances occurring…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 P. A. Orellana , L. Rosales , L. Chico , M. Pacheco
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