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Related papers: Ab initio study of the TiO$_2$ Rutile(110)/Fe inte…

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In single unit-cell FeSe grown on SrTiO3, the superconductivity transition temperature features a significant enhancement. Local phonon modes at the interface associated with electron-phonon coupling may play an important role in the…

When two or more atoms bind to a solid surface, the substrate can mediate an interaction between them. In this paper, we use density-functional theory to quantify the substrate-mediated pair interaction between two adatoms on a…

Materials Science · Physics 2007-05-23 Kristen A. Fichthorn , Matthias Scheffler

We report on the structure and adsorption properties of Pd$_n$ ($n=1-4$) clusters supported on the rutile TiO$_2$ (110) surfaces with the possible presence of a surface oxygen vacancy or a subsurface Ti-interstitial atom. As predicted by…

Materials Science · Physics 2012-04-12 Jin Zhang , Anastassia N. Alexandrova

Two processes have been proposed to fabricate graphene/NiFe alloy interfaces for tunneling magnetoresistance devices. One is the transfer of graphene and the other is the evaporation of alloys onto graphene. The formation energy of a NiFe…

Materials Science · Physics 2025-06-23 Naohiro Matsumoto , Ryusuke Endo , Mitsuharu Uemoto , Tomoya Ono

We study the chemical nature of the bonding of an oxide layer to the parent metal. In order to disentangle chemical effects from strain/misfit, Ti(10$\bar{1}$0)/TiO$_{2}$(100) interface has been chosen. We use the density functional…

Materials Science · Physics 2012-12-10 Linggang Zhu , Graeme J. Ackland

We explore the adsorption of MoS2 on a range of metal substrates by means of first-principles density functional theory calculations. Including van der Waals forces in the density functional is essential to capture the interaction between…

Materials Science · Physics 2016-02-03 M. Farmanbar , G. Brocks

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…

We investigated electronic structure and magnetic anisotropy in the Fe/MgO interface of magnetic metal and dielectric insulator under the Cr layer of small electronegativity, by means of the first-principles density functional approach. The…

Materials Science · Physics 2017-08-09 Nurul Ikhsan , Tomosato Kanagawa , Indra Pardede , Masao Obata , Tatsuki Oda

Atomic and electronic structures of TiO_2(110) surface with possible adsorptional, substitutional and interstitial Au or Pt elemental impurities at full and one-sixth monolayer concentrations were investigated by density functional theory…

Strongly Correlated Electrons · Physics 2012-11-19 Ersen Mete , Oğuz Gülseren , Şinasi Ellialtıoğlu

We report on results of a theoretical study of the adsorption process of a single carbon oxide molecule on a Platinum (111) surface. A four-component relativistic density functional method was applied to account for a proper description of…

Atomic and Molecular Clusters · Physics 2009-11-07 D. Geschke , T. Bastug , T. Jacob , S. Fritzsche , W. -D. Sepp , B. Fricke

A detailed interface study was conducted on a Fe/MgO/Fe system using laser assisted 3D atom probe. It exhibits an additional oxide formation at the second interface of the multilayer structure independent of laser wavelength, laser fluence…

Atomic Physics · Physics 2011-05-26 B. Mazumder , M. Gruber , A. Vella , F. Vurpillot , B. Deconihout

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

SrHfO3 is a potential dielectric material for metal-oxide-semiconductor (MOS) devices. SrHfO3/GaAs interface has attracted attention due to its unique properties. In this paper, the interface properties of (001) SrHfO3/GaAs are investigated…

Materials Science · Physics 2018-02-14 Li-Bin Shi , Xiao-Ming Xiu , Xu-Yang Liu , Kai-Cheng Zhang , Chun-Ran Li , Hai-Kuan Dong

Metal deposition on oxide surfaces usually results in adatoms, clusters, or islands of the deposited material, where defects in the surface often act as nucleation centers. Here an alternate configuration is reported. After the vapor…

By performing density functional theory (DFT) and Green's functions calculations, complemented by X-ray Photoemission Spectroscopy, we investigate the electronic structure of Fe/GeTe(111), a prototypical ferromagnetic/Rashba-ferroelectric…

The origin of the interfacial perpendicular magnetic anisotropy (PMA) induced in the ultrathin Fe layer on the Au(111) surface was examined using synchrotron-radiation-based M\"{o}ssbauer spectroscopy (MS), X-ray magnetic circular dichroism…

Density functional theory calculations have been performed to study the structures and energetics of coherent and semicoherent TiC/Fe interfaces. A systematic method for determining the interfacial energy for the semicoherent interface with…

Materials Science · Physics 2018-04-10 Song Lu , John Ågren , Levente Vitos

The interfacial FeSe/TiO$_{2-\delta}$ coupling induces high-temperature superconductivity in monolayer FeSe films. Using cryogenic atomically resolved scanning tunneling microscopy/spectroscopy, we obtained atomic-site dependent surface…

Superconductivity · Physics 2024-03-01 Cui Ding , Zhongxu Wei , Wenfeng Dong , Hai Feng , Mingxia Shi , Lili Wang , Jin-Feng Jia , Qi-Kun Xue

We have used density functional theory calculations based on the projector augmented wave method to investigate the electronic structure of Au-incorporated anatase TiO$_2$(001) surface. Due to the coordination with several level oxygens, Au…

Strongly Correlated Electrons · Physics 2009-07-18 E. Mete , O. Gulseren , S. Ellialtioglu

The dynamical properties of the high-density Ru(001)-(1$\times$1)-O phase has been investigated by a combined high-resolution electron energy loss spectroscopy and density functional theory study. Due to a strong static outward relaxation…

Materials Science · Physics 2007-05-23 T. Moritz , W. Widdra , D. Menzel , K. -P. Bohnen , R. Heid