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Two dimensional (2D) materials provide a unique platform to explore the full potential of magnetic proximity driven phenomena, which can be further used for applications in next generation spintronic devices. Of particular interest is to…

When Fe, which is a typical ferromagnet using d- or f-orbital states, is combined with 2D materials such as graphene, it offers many opportunities for spintronics. The origin of 2D magnetism is from magnetic insulating behaviors, which…

The introduction and control of ferromagnetism in graphene opens up a range of new directions for fundamental and applied studies. Several approaches have been pursued so far, such as introduction of defects, functionalization with adatoms,…

Mesoscale and Nanoscale Physics · Physics 2016-11-04 J. C. Leutenantsmeyer , A. A. Kaverzin , M. Wojtaszek , B. J. van Wees

We have demonstrated the deposition of EuO films on graphene by reactive molecular beam epitaxy in a special adsorption-controlled and oxygen-limited regime, which is a critical advance toward the realization of the exchange proximity…

Materials Science · Physics 2013-02-26 Adrian G. Swartz , Patrick M. Odenthal , Yufeng Hao , Rodney S. Ruoff , Roland K. Kawakami

Exploiting 2D materials for spintronic applications can potentially realize next-generation devices featuring low-power consumption and quantum operation capability. The magnetic exchange field (MEF) induced by an adjacent magnetic…

The proximity-induced couplings in graphene due to the vicinity of a ferromagnetic insulator are analyzed. We combine general symmetry principles and simple tight-binding descriptions to consider different orientations of the magnetization.…

Mesoscale and Nanoscale Physics · Physics 2019-10-15 Vo Tien Phong , Niels R. Walet , Francisco Guinea

The recent discovery of two-dimensional magnetic insulators has generated a great deal of excitement over their potential for nanoscale manipulation of spin or magnetism. One intriguing use for these materials is to put them in contact with…

Mesoscale and Nanoscale Physics · Physics 2019-09-25 Aron W. Cummings

Imprinting magnetism into graphene makes an important step to its applications in spintronics. An actively explored approach is proximity coupling of graphene to a 2D magnet. In these endeavors, the use of epitaxial graphene may bring…

The isolation of graphene has triggered an avalanche of studies into the spin-dependent physical properties of this material, as well as graphene-based spintronic devices. Here we review the experimental and theoretical state-of-art…

Mesoscale and Nanoscale Physics · Physics 2015-03-11 Wei Han , Roland K. Kawakami , Martin Gmitra , Jaroslav Fabian

Graphene has been predicted to develop a magnetic moment by proximity effect when placed on a ferromagnetic film, a promise that could open exciting possibilities in the fields of spintronics and magnetic data recording. In this work, we…

Mesoscale and Nanoscale Physics · Physics 2016-08-01 Luca Pietrobon , Lorenzo Fallarino , Andreas Berger , Andrey Chuvilin , Fèlix Casanova , Luis E. Hueso

Heterostructures combining graphene with 3d transition metal ferromagnets (FMs) enable various spin-based phenomena at ultrafast timescales. However, challenges such as the interfacial impedance mismatch, FM deposition-induced defect…

In this study, we investigate the isolated magnetic interactions between two identical Fe atoms divacantly-substituted into graphene. Using density functional theory, we simulated the electronic and magnetic properties for a supercell of…

Strongly Correlated Electrons · Physics 2019-10-02 R. Putnam , A. V. Balatsky , J. T. Haraldsen

Two-dimensional (2D) materials provide a platform for developing novel spintronic devices and circuits for low-power electronics. In particular, inducing magnetism and injecting spins in graphene have promised the emerging field of graphene…

Materials Science · Physics 2023-04-04 Junxiong Hua , Jiangbo Luo , Yuntian Zheng , Jiayu Chen , Ganesh Ji Omar , Andrew Thye Shen Wee , A. Ariando

Graphene-based materials show promise for spintronic applications due to their potentially large spin coherence length. On the other hand, because of their small intrinsic spin-orbit interaction, an external magnetic source is desirable in…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Paolo Michetti , Patrik Recher

Magnetoelectric effect is a fundamental physics phenomenon that synergizes electric and magnetic degrees of freedom to generate distinct material responses like electrically tuned magnetism, which serves as a key foundation of the emerging…

Magnetic gates in close proximity to graphene can induce ferromagnetic correlations. We study the effect of such induced magnetization dependent Zeeman splittings on the graphene transport properties. We estimate that induced spin…

Mesoscale and Nanoscale Physics · Physics 2008-03-07 H. Haugen , Daniel Huertas-Hernando , Arne Brataas

Graphene is a unique two-dimensional material with rich new physics and great promise for applications in electronic devices. Physical phenomena such as the half-integer quantum Hall effect and high carrier mobility are critically dependent…

Depositing magnetic insulators on graphene has been a promising route to introduce magnetism via exchange proximity interaction in graphene for future spintronics applications. Molecule-based magnets may offer unique opportunities because…

Mesoscale and Nanoscale Physics · Physics 2021-09-28 Haiyang Pan , Xiaobo Wang , Qiaoming Wang , Xiaohua Wu , Chang Liu , Nian Lin , Yue Zhao

We show within a local self-consistent mean-field treatment that a random distribution of magnetic adatoms can open a robust gap in the electronic spectrum of graphene. The electronic gap results from the interplay between the nature of the…

Strongly Correlated Electrons · Physics 2011-10-11 T. G. Rappoport , M. Godoy , B. Uchoa , R. R dos Santos , A. H. Castro Neto

Technical advancement of oxide molecular beam epitaxy (MBE) has opened new avenues for studying various quantum transport phenomena in correlated transition-metal oxides, as exemplified by the exotic superconductivity of Sr$_2$RuO$_4$ and…

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