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Related papers: Dy adatom on MgO(001) substrate: DFT+U(HIA) study

200 papers

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

Distortions of the oxygen octahedra influence the fundamental electronic structure of perovskite oxides, such as their bandwidth and exchange interactions. Utilizing a fully ab-initio methodology based on density functional theory plus…

Strongly Correlated Electrons · Physics 2021-07-02 Alexander Hampel , Jeremy Lee-Hand , Antoine Georges , Cyrus E. Dreyer

We characterized CO2 adsorption and diffusion on the missing row reconstructed Cu(100)-O surface using a combination of scanning tunneling microscopy (STM) and density functional theory (DFT) calculations with dispersion. We deposited CO2…

Mesoscale and Nanoscale Physics · Physics 2020-07-14 Steven J. Tjung , Qiang Zhang , Jacob J. Repicky , Simuck F. Yuk , Xiaowa Nie , Nancy M. Santagata , Aravind Asthagiri , Jay A. Gupta

Optical spectroscopy, X-ray diffraction measurements, density functional theory (DFT) and density functional theory + embedded dynamical mean field theory (DFT+eDMFT) have been used to characterize structural and electronic properties of…

Strongly Correlated Electrons · Physics 2020-09-23 T. N. Stanislavchuk , G. L. Pascut , A. P. Litvinchuk , Z. Liu , S. Choi , M. J. Gutmann , B. Gao , K. Haule , V. Kiryukhin , S. -W. Cheong , A. A. Sirenko

We report on a combined scanning tunneling microscopy (STM) and density functional theory (DFT) based investigation of Co atoms on Ge(111)2x1 surfaces. When deposited on cold surfaces, individual Co atoms have a limited diffusivity on the…

Materials Science · Physics 2012-03-14 D. A. Muzychenko , K. Schouteden , M. Houssa , S. V. Savinov , C. Van Haesendonck

We shed light on the interplay between structure and many-body effects relevant for itinerant ferromagnetism in LaAlO$_3$/SrTiO$_3$ heterostructures. The realistic correlated electronic structure is studied by means of the (spin-polarized)…

Materials Science · Physics 2014-08-27 Frank Lechermann , Lewin Boehnke , Daniel Grieger , Christoph Piefke

In this work we investigate the electronic properties of mercaptocarboxylic acids with several carbon chain lengths adsorbed on ZnO-(10-10) surfaces via density functional theory calculations using semi-local and hybrid exchange-correlation…

Materials Science · Physics 2018-10-05 Dennis Franke , Michael Lorke , Thomas Frauenheim , Andrea L. daRosa

We report magnetic bistability in single Dy atoms on NaCl(100) thin films. Individual Dy atoms substituting Na at the surface of the NaCl layer are thermally stable up to at least 300 K, display $4f^{9}$ occupancy, out-of-plane easy…

The geometric and electronic properties of Bi-adsorbed monolayer graphene, enriched by the strong effect of substrate, are investigated by first-principles calculations. The six-layered substrate, corrugated buffer layer, and slightly…

Materials Science · Physics 2016-08-24 S. Y. Lin , S. L. Chang , H. H. Chen , S. H. Su , J. C. A. Huang , M. -F. Lin

Electron correlation and long-range magnetic ordering have a significant impact on the electronic structure and physical properties of solids. Here, we investigate the electronic structure of ilmenite MnTiO$_{3}$ using room temperature…

Strongly Correlated Electrons · Physics 2025-06-13 Asif Ali , R. K. Maurya , Sakshi Bansal , B. H. Reddy , Ravi Shankar Singh

Two-dimensional (2D) transition metal dichalcogenides (TMDs) have attracted considerable attention due to their tunable structural, electronic, and spin-related properties, particularly in the presence of point defects and molecular…

A new type of (Ga,Mn)As microstructures with laterally confined electronic and magnetic properties has been realized by growing (Ga,Mn)As films on [1-10]-oriented ridge structures with (113)A sidewalls and (001) top layers prepared on…

Materials Science · Physics 2007-05-23 W. Limmer , J. Daeubler , M. Glunk , T. Hummel , W. Schoch , R. Sauer

Two-dimensional (2D) magnetic oxides are increasingly studied for their multifunctional potential in fields like spintronics, optoelectronics, and energy conversion. In this research, we conduct a detailed first-principles study of pure…

Materials Science · Physics 2025-12-12 Sikander Azam , Qaiser Rafiq , Rajwali Khan , Hamdy Khamees Thabet

X-ray absorption (XAS) and x-ray magnetic circular dichroism (XMCD) spectra at the L$_{2,3}$ edges of Mn in (Ge,Mn) compounds have been measured and are compared to the results of first principles calculation. Early \textit{ab initio}…

Single-ion lanthanide-organic complexes can provide stable magnetic moments with well-defined orientation for spintronic applications on the atomic level. Here, we show by a combined experimental approach of scanning tunneling microscopy…

While the phenomenon of metal substrate adatom incorporation into molecular overlayers is generally believed to occur in several systems, the experimental evidence for this relies on the interpretation of scanning tunnelling microscopy…

First-principles density functional theory (DFT) study of embedding V and Nb atom in monovacant and divacant graphene is reported. Complete/almost complete spin polarization is verified for V/Nb embedding in MV/DV graphene. The origin of…

Materials Science · Physics 2018-04-26 Jyoti Thakur , Manish K. Kashyap , Hardev S. Saini , Ali H. Reshak

Adsorption of monovalent and multivalent cat- and anions on a deoxyribose nucleic acid (DNA) molecule from a salt solution is investigated by computer simulation. The ions are modelled as charged hard spheres, the DNA molecule as a point…

Soft Condensed Matter · Physics 2009-11-10 E. Allahyarov , H. Löwen , G. Gompper

First-principles DFT levels of calculations have been carried out in order to study the structural stability and electronic properties of hydrogen passivated graphene (H-graphene) clusters. Two different shaped clusters, rectangular and…

Materials Science · Physics 2014-05-02 Deepak B Karki , Narayan P Adhikari

The structure and dynamics of atomic oxygen adsorbed on Ag(410) and Ag(210) surfaces have been investigated using density functional theory. Our results show that the adsorption configuration in which O adatoms decorate the upper side of…

Materials Science · Physics 2009-11-10 N. Bonini , A. Kokalj , A. Dal Corso , S. de Gironcoli , S. Baroni