English
Related papers

Related papers: Substrate-mediated interaction on Ag(111) surfaces…

200 papers

Activated surface diffusion with interacting adsorbates is analyzed within the Linear Response Theory framework. The so-called interacting single adsorbate model is justified by means of a two-bath model, where one harmonic bath takes into…

Statistical Mechanics · Physics 2010-05-11 R. Martinez-Casado , A. S. Sanz , J. L. Vega , G. Rojas-Lorenzo , S. Miret-Artes

Fundamental interest for 2D electron gas (2DEG) systems has been recently renewed with the advent of 2D materials and their potential high-impact applications in optoelectronics. Here, we investigate a 2DEG created by the electron transfer…

Materials Science · Physics 2017-09-18 F. Cheynis , S. Curiotto , F. Leroy , P. Müller

We study layered systems and heterostructures of s-wave superconductors by means of a suitable generalization of Dynamical Mean-Field Theory. In order to reduce the computational effort, we consider an embedding scheme in which a relatively…

Strongly Correlated Electrons · Physics 2016-06-22 Francesco Petocchi , Massimo Capone

A theory of combined interference and interaction effects on the diffusive transport properties of 3D topological insulator surface states is developed. We focus on a slab geometry (characteristic for most experiments) and show that…

Mesoscale and Nanoscale Physics · Physics 2013-08-06 E. J. König , P. M. Ostrovsky , I. V. Protopopov , I. V. Gornyi , I. S. Burmistrov , A. D. Mirlin

Molecular adsorption at the surface of a 2D material poses numerous questions regarding the modification to the band structure and interfacial states, which of course deserve full attention. In line with this, first-principle density…

Materials Science · Physics 2020-03-27 Tanmay Das , Sesha Vempati

Full-potential gradient corrected density functional calculations of the adsorption of potassium on the Ag(111) surface have been performed. The considered structures are Ag(111) (root 3 x root 3) R30degree-K and Ag(111) (2 x 2)-K. For the…

Materials Science · Physics 2016-08-31 K. Doll

We have investigated the quantum dynamics of O2 dissociative adsorption on a Ag(111) surface. We performed the calculations with a Hamiltonian where the O2 translational motion is perpendicular to the surface and for O2 vibrational energy.…

Materials Science · Physics 2014-11-20 Yuji Kunisada , Norihito Sakaguchi

We present here exact results for a one-dimensional gas, or fluid, of hard-sphere particles with attractive boundaries. The particles, which can exchange with a bulk reservoir, mediate an interaction between the boundaries. A…

Statistical Mechanics · Physics 2015-05-14 Bartosz Rozycki , Reinhard Lipowsky , Thomas R. Weikl

We study the atomic oxygen adsorption on Pb(111) surface by using density-functional theory within the generalized gradient approximation and a supercell approach. The atomic and energetic properties of purely on-surface and subsurface…

Materials Science · Physics 2009-11-13 Bo Sun , Ping Zhang , Zhigang Wang , Suqing Duan , Xian-Geng Zhao , Xuchun Ma , Qi-Kun Xue

A Born-Green-Yvon type model for adatom density correlations is combined with a model for adatom interactions mediated by the strain in elastic anisotropic substrates. The resulting nonlinear integral equation is solved numerically for…

Materials Science · Physics 2015-06-04 Wolfgang Kappus

Understanding the interaction between two bodies in a liquid metal is important for developing metals with high stiffness, strength, plasticity, and thermal stability. We conducted atomic force microscopy measurements in liquid Ga and…

The atomic interaction and magnetic properties of ultrathin Fe films grown on cleaved and polished MgO(100) surfaces were studied by conversion electron M\"{o}ssbauer spectroscopy (CEMS) in broad temperature range. Fe with different layer…

Materials Science · Physics 2011-09-23 I. Dézsi , Cs. Fetzer , F. Tanczikó , A. Nakanishi , T. Kobayashi

Adsorption of Fe on the rutile (110)-surface is investigated by means of {\it ab initio} density functional theory calculations. We discuss the deposition of single Fe atoms, an increasing Fe coverage, as well as the adsorption of small Fe…

Materials Science · Physics 2013-10-30 Anna Gruenebohm , Heike C. Herper , Peter Entel

We have theoretically studied the stability and reconstruction of (111) surfaces of Au, Pt, and Cu. We have calculated the surface energy, surface stress, interatomic force constants, and other relevant quantities by ab initio electronic…

Condensed Matter · Physics 2009-11-10 Z. Crljen , P. Lazic , D. Sokcevic , R. Brako

The formation of interface dipoles in self-assembled monolayers (SAMs) of --CH$_3$ and --CF$_3$ terminated short-chain alkanethiolates on Ag(111) is studied by means of density functional theory calculations. The interface dipoles are…

Materials Science · Physics 2011-11-09 Paul C. Rusu , Gianluca Giovannetti , Geert Brocks

We study the acoustic-induced interactions between a pair of identical elastic plates perforated with periodical structures. Tremendous mutual forces, both repulsions and attractions, have been observed in subwavelength regime. The dramatic…

Other Condensed Matter · Physics 2014-09-17 Chunyin Qiu , Shengjun Xu , Manzhu Ke , Zhengyou Liu

Using a minimal model of cells or cohesive cell layers as continuum active elastic media, we examine the effect of substrate thickness and stiffness on traction forces exerted by strongly adhering cells. We obtain a simple expression for…

Soft Condensed Matter · Physics 2015-06-04 Shiladitya Banerjee , M. Cristina Marchetti

Organic semiconductors interfaced with spin-orbit coupled materials offer a rich playground for fundamental studies of controlling spin dynamics in spintronic devices. The adsorbate-surface interactions at such interfaces play a key role in…

Materials Science · Physics 2025-04-09 Anubhab Chakraborty , Torsten Fritz , Percy Zahl , Oliver L. A. Monti

Electronic and atomic structures of the clean, and As and Te covered Si(211) surface are studied using pseudopotential density functional method. The clean surface is found to have (2 X 1) and rebonded (1 X 1) reconstructions as stable…

Materials Science · Physics 2009-11-10 Prasenjit Sen , Inder P. Batra , S. Sivananthan , C. H. Grein , Nibir Dhar , S. Ciraci

We investigate the emergence of rigid polycrystalline structures from atomistic particle systems. The atomic interaction is governed by a suitably normalized pair interaction energy, where the `sticky disk' interaction potential models the…

Statistical Mechanics · Physics 2021-03-31 Manuel Friedrich , Leonard Kreutz , Bernd Schmidt
‹ Prev 1 3 4 5 6 7 10 Next ›