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Related papers: FeCoCp3 Molecular Magnets as Spin Filters

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Magnetocrystalline anisotropy in transition metal alloys (FePt, CoPt, FePd, MnAl, MnGa, and FeCo) was studied using first-principles calculations to elucidate its specific mechanism. The tight-binding linear muffin-tin orbital method in the…

Materials Science · Physics 2014-03-04 Yohei Kota , Akimasa Sakuma

We report an advanced organic spin-interface architecture with magnetic remanence at room temperature, constituted by metal phthalocyanine molecules magnetically coupled with Co layer(s), mediated by graphene. Fe- and Cu-phthalocyanines…

A systematic microscopic theory of magnetically induced ferroelectricity and lattice modulation is presented for all electron configurations of Mott-insulating transition-metal oxides. Various mechanisms of polarization are identified in…

Strongly Correlated Electrons · Physics 2009-11-13 Chenglong Jia , Shigeki Onoda , Naoto Nagaosa , Jung Hoon Han

Using density functional theory calculations, we demonstrate that the effect of anisotropic magnetoresistance (AMR) can be enhanced by orders of magnitude with respect to conventional bulk ferromagnets in junctions containing molecules…

Mesoscale and Nanoscale Physics · Physics 2015-12-23 Fabian Otte , Stefan Heinze , Yuriy Mokrousov

Magnetic rare-earth orthoferrites $R$FeO$_3$ host a variety of functional properties from multiferroicity and strong magnetostriction, to spin-reorientation transitions and ultrafast light-driven manipulation of magnetism, which can be…

Materials Science · Physics 2023-04-12 Danila Amoroso , Bertrand Dupe , Matthieu J. Verstraete

In the active search for potentially promising candidates for spintronic applications, we focus on the intermetallic ferromagnetic Mn5Ge3 compound and perform accurate first-principles FLAPW calculations within density functional theory.…

Materials Science · Physics 2009-11-10 S. Picozzi , A. Continenza , A. J. Freeman

We report on spin transport along double-helical molecular systems by considering various contact configurations and asymmetries between the two helical strands in the regime of completely coherent charge transport. Our results reveal that…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Ai-Min Guo , E. Díaz , C. Gaul , R. Gutierrez , F. Domínguez-Adame , G. Cuniberti , Qing-feng Sun

Controlling quantum spins using electric rather than magnetic fields promises significant architectural advantages for developing quantum technologies. In this context, spins in molecular nanomagnets offer tunability of spin-electric…

Substantial amounts of the transition metals Mn, Fe, Co, and Ni can be substituted for Li in single crystalline Li$_2$(Li$_{1-x}T_x$)N. Isothermal and temperature-dependent magnetization measurements reveal local magnetic moments with…

Materials Science · Physics 2015-06-09 A. Jesche , L. Ke , J. L. Jacobs , B. Harmon , R. S. Houk , P. C. Canfield

Alpha-Fe2O3 and alpha-Cr2O3 has been mechanical alloyed to prepare Fe1-xCrxO3 oxides for x = 0.2-0.8. Synchrotron X-ray diffraction and Raman spectra have shown inhomogeneous structure of {\alpha}-Fe2O3 and {\alpha}-Cr2O3 phases in…

Materials Science · Physics 2020-01-10 R. N. Bhowmik , K. Venkata Siva , V. R. Reddy , A. K. Sinha

Over the recent years, crossroads of magnetism and superconductivity led to the emerging field of superconducting spintronics. A cornerstone of this venture is the generation of equal-spin triplet Cooper pairs in superconductor-ferromagnet…

Superconductivity · Physics 2025-12-22 Pablo Tuero , César González-Ruano , Igor Žutić , Yuan Lu , Coriolan Tiusan , Farkhad G. Aliev

The interplay of electronic nematic modulations, magnetic order, superconductivity and structural distortions in strongly correlated electron materials calls for methods which allow characterizing them simultaneously - to allow establishing…

Strongly Correlated Electrons · Physics 2015-04-29 Udai Raj Singh , Ramakrishna Aluru , Yong Liu , Chengtian Lin , Peter Wahl

The electronic and magnetic properties of TbMnO3 leading to its ferroelectric (FE) polarization were investigated on the basis of relativistic density functional theory (DFT) calculations. In agreement with experiment, we show that the…

Materials Science · Physics 2008-07-18 H. J. Xiang , Su-Huai Wei , M. -H. Whangbo , Juarez L. F. Da Silva

The interface between a ferromagnetic metal and an organic molecular semiconductor, commonly referred to as a spinterface, is an important component for advancing spintronic technologies. Hybridization of the ferromagnetic-metal surface d…

The properties of two molecular-based magnetic helices, composed of 3$d$ metal Co and Mn ions bridged by Nitronyl Nitroxide radicals, are investigated by density functional calculations. Their peculiar and distinctive magnetic behavior is…

Materials Science · Physics 2015-05-20 Marco Scarrozza , Alessandro Vindigni , Paolo Barone , Roberta Sessoli , Silvia Picozzi

Fe3Si is a ferromagnetic material with possible applications in magnetic tunnel junctions. When doped with Mn, the material shows a complex magnetic behavior, as suggested by older experiments. We employed the Korringa-Kohn-Rostoker (KKR)…

Materials Science · Physics 2016-08-14 Marjana Ležaić , Phivos Mavropoulos , Stefan Blügel , Hubert Ebert

We present theoretical predictions of spintronic transport phenomena that should be observable in ferromagnetic Fe nanocontacts bridged by chains of Fe atoms. We develop appropriate model Hamiltonians based on semi-empirical considerations…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 Hugh Dalgleish , George Kirczenow

Spin transport in superconductors offers a compelling platform to merge the dissipationless nature of superconductivity with the functional promise of spin-based electronics. A significant challenge in achieving spin polarisation in…

Mesoscale and Nanoscale Physics · Physics 2025-05-19 Aleix Barrera , Huidong Li , Thomas Gunkel , Jordi Alcalà , Silvia Damerio , Can Onur Avci , Anna Palau

We have used spin-polarized scanning tunneling spectroscopy to observe the spin-polarization state of individual Fe and Cr atoms adsorbed onto Co nanoislands. Both of these magnetic adatoms exhibit stationary out-of-plane spin-polarization…

Materials Science · Physics 2009-11-13 Y. Yayon , V. W. Brar , L. Senapati , S. C. Erwin , M. F. Crommie

The nature of the magnetism brought about by Fe adatoms on the surface of the topological insulator Bi2Se3 was examined in terms of density functional calculations. The Fe adatoms exhibit strong easy-axis magnetic anisotropy in the dilute…

Materials Science · Physics 2015-06-03 Z. L. Li , J. H. Yang , G. H. Chen , M. -H. Whangbo , H. J. Xiang , X. G. Gong
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