English
Related papers

Related papers: Interface-driven electrical magnetochiral anisotro…

200 papers

We study the modification of the magnetocrystalline anisotropy (MCA) of Co slabs induced by several different conjugated molecular overlayers, i.e., benzene, cyclooctatetraene, naphthalene, pyrene and coronene. We perform first-principles…

Materials Science · Physics 2024-01-31 Anita Halder , Sumanta Bhandary , David D. O'Regan , Stefano Sanvito , Andrea Droghetti

We discuss the properties of fluctuations of the electric charge in the vicinity of the chiral crossover transition within effective chiral models at finite temperature and vanishing net baryon density. The calculation includes…

High Energy Physics - Phenomenology · Physics 2015-05-30 V. Skokov , B. Friman , K. Redlich

Chiral molecules can selectively transport electrons of a particular spin orientation, yet the underlying mechanism remain poorly understood. Here, we present theoretical evidence that electrons propagating through chiral materials with…

Materials Science · Physics 2024-03-01 Xiaoming Wang , Yeming Xian , Yanfa Yan

We report the magnetotransport properties of ferromagnet (FM)/antiferromagnet (AFM) Fe$_2$CrSi/Ru$_2$MnGe epitaxial bilayers using current-in-plane configurations. Above the critical thickness of the Ru$_2$MnGe layer to induce exchange…

Materials Science · Physics 2017-04-13 T. Hajiri , M. Matsushita , Y. Z. Ni , H. Asano

We investigate quantum transport in a two-dimensional electron system coupled to a chiral molecular potential, demonstrating how molecular chirality and orientation affect charge and spin transport properties. We propose a minimal model for…

Mesoscale and Nanoscale Physics · Physics 2025-07-23 Ragheed Alhyder , Mikhail Lemeshko , Alberto Cappellaro

We discuss Chiral Magnetic Effect from quantum theory of measurements point of view for non-stationary measurements. The effect of anisotropy for fluctuations of electric currents in magnetic field is addressed. It is shown that anisotropy…

High Energy Physics - Phenomenology · Physics 2015-06-16 V. I. Shevchenko

We investigate the far-from-equilibrium nature of magnetic anisotropy and exchange interactions between molecular magnets embedded in a tunnel junction. By mapping to an effective spin model, these magnetic interactions can be divided into…

Mesoscale and Nanoscale Physics · Physics 2015-01-08 Jonas Fransson , Jie Ren , Jian-Xin Zhu

We analyze the experimentally obtained spin-current-related magnetoresistance in epitaxial Pt/Co bilayers by using a drift-diffusion model that incorporates both bulk spin Hall effect and interfacial Rashba-Edelstein effect (REE). The…

Materials Science · Physics 2021-03-18 Ye Du , Saburo Takahashi , Junsaku Nitta

Among noncentrosymmetric structures, chirality has recently been recognized as a novel source of asymmetrical charge/spin transports as exemplified by electrical magnetochiral anisotropy (EMChA) and chirality-induced spin selectivity.…

Superconductivity · Physics 2025-01-29 Takuro Sato , Hiroshi Goto , Hiroshi M. Yamamoto

We perform first-principles density functional calculations to elucidate structural, electronic and magnetic properties at the interface of \ce{(0001)Cr2O3-(111)Pt} bilayers. This investigation is motivated by the fact that, despite the…

Materials Science · Physics 2024-05-09 Marlies Reher , Nicola A. Spaldin , Sophie F. Weber

We study numerically an electronic transport in strongly anisotropic weakly disorderd two-dimensional systems. We find that the conductance distribution is gaussian but the conductance fluctuations increase when anisotropy becomes stronger.…

Condensed Matter · Physics 2009-10-31 Peter Markos

Perpendicular magnetic anisotropy (PMA) and dynamic magnetization reversal process in [CoFeB $t$ nm/Pd 1.0 nm]$_n$ ($t$ = 0.4, 0.6, 0.8, 1.0, and 1.2 nm; $n$ = 2 - 20) multilayer films have been studied by means of magnetic hysteresis and…

Mesoscale and Nanoscale Physics · Physics 2014-10-14 Duc-The Ngo , Duy-Truong Quach , Quang-Hung Tran , Kristian Mølhave , The-Long Phan , Dong-Hyun Kim

The growth of binary alloy clusters on a weakly interacting substrate through codeposition of two atomic species is studied by kinetic Monte Carlo simulation. Our model describes salient features of CoPt$_3$-nanoclusters, as obtained…

Statistical Mechanics · Physics 2007-05-23 Stefan Heinrichs , Wolfgang Dieterich , Philipp Maass

Nonlinear electron transport in normally pinched-off quantum wires was studied. The wires were fabricated from AlGaAs/GaAs heterostructures with high-mobility two-dimensional electron gas by electron beam lithography and following wet…

We report the growth of MgO[001]//Fe(6 nm)/MgO(7 nm) and MgO[001]//Fe(6 nm)/Pt(6 nm) by molecular beam epitaxy and show that the full characterization by spin-orbit ferromagnetic resonance (SO-FMR) allows the determination of magnetic…

Materials Science · Physics 2019-01-30 C. Guillemard , S. Petit-Watelot , S. Andrieu , J. -C. Rojas-Sánchez

We report proximity effects of spin-orbit coupling in EuO$_{1-x}$ films capped with a Pt overlayer. Transport measurements suggest that current flows along a conducting channel at the interface between the Pt and EuO. The temperature…

Materials Science · Physics 2018-10-31 Gaurab Rimal , Jinke Tang

Charge and spin dynamics is addressed in chiral molecules immediately after the instantaneous coupling to an external metallic reservoir. It is shown how a spin-polarization is induced in the chiral structure as a response to the charge…

Mesoscale and Nanoscale Physics · Physics 2022-02-08 J. Fransson

Towards next-generation spintronics devices, such as computer memories and logic chips, it is necessary to satisfy high thermal stability, low-power consumption and high spin-polarization simultaneously. Here, from first-principles, we…

Materials Science · Physics 2014-11-04 Zhaoqiang Bai , Lei Shen , Yongqing Cai , Qingyun Wu , Minggang Zeng , Guchang Han , Yuan Ping Feng

We investigate nonreciprocal electrical transport in bulk single-crystalline Mo3Al2C, a material known to host crystallographic chirality, a polar charge-density-wave instability, and a superconducting transition near 8 K. Using AC…

Superconductivity · Physics 2025-12-16 Jeongsoo Park , Sang-Wook Cheong , Xianghan Xu

Magnetization reversal of soft ferromagnetic Fe layer, coupled to [Co/Pt]ML multilayer [ML] with perpendicular magnetic anisotropy (PMA), has been studied in-situ with an aim to understand the origin of exchange bias (EB) in orthogonal…

‹ Prev 1 3 4 5 6 7 10 Next ›