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Related papers: First Principles Study of Carbon Monoxide Adsorpti…

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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

Four cluster models for a copper(I)oxide (111) surface have been designed, of which three were studied with respect to their applicability in density functional calculations in the general gradient approximation. Formic acid adsorption on…

Chemical Physics · Physics 2012-03-07 Martin Schmeißer

Atomic oxygen adsorption on the Mo(112) surface has been investigated by means of first-principles total energy calculations. Among the variety of possible adsorption sites it was found that the bridge sites between two Mo atoms of the…

Materials Science · Physics 2007-05-23 Adam Kiejna , R. M. Nieminen

Motivated by experimentally observed biocompatibility enhancement of nanoengineered cubic zirconia ZrO2 coatings to mesenchymal stromal cells, we have carried out computational analysis of the initial immobilization of one of known…

Biological Physics · Physics 2017-09-13 R. F. Sabirianov , A. Rubinstein , F. Namavar

Copper is a good CO2 electroreduction catalyst as products beyond CO form, but efficiency and selectivity is low. Experiments have shown that admixture of other elements can help, and computational screening studies have pointed out various…

Chemisorption of CO on the stepped Cu(211) surface is studied within ab-initio density functional theory (DFT) and scanning tunneling microscopy (STM) imaging as well as manipulation experiments. Theoretically we focus on the experimentally…

Materials Science · Physics 2009-11-10 Marek Gajdos , Andreas Eichler , Jurgen Hafner , Gerhard Meyer , Karl-Heinz Rieder

The adsorption of carbon monoxide on neutral iridium clusters in the size range of n = 3 to 21 atoms is investigated with infrared multiple photon dissociation spectroscopy. For each cluster size only a single v(CO) band is present with…

Chemical Physics · Physics 2011-10-05 Christian Kerpal , Daniel J. Harding , Gerard Meijer , André Fielicke

We present a density functional study of the structural and electronic properties of small Cu_n (n=1,4) aggregates on defect-free MgO(100). The calculations employ a slab geometry with periodic boundary conditions, supercells with up to 76…

Materials Science · Physics 2009-10-30 V. Musolino , A. Selloni , R. Car

Using first-principles calculations, we systematically study the adsorption behaviors of molecular CO on the Be (0001) surface. By calculating the potential energy surfaces, we find that CO molecularly adsorbs on the Be surface with small…

Materials Science · Physics 2015-05-13 Shuang-Xi Wang , Yu Yang , Bo Sun , Rong-Wu Li , Shao-Jun Liu , Ping Zhang

We report static and dynamic first-principles calculations that provide atomistic pictures of the initial stage of the oxidation processes occurring at the ($11\bar20$) surface of 4H-SiC. Our results unveil reaction pathways and their…

Materials Science · Physics 2017-02-15 Han Li , Yu-ichiro Matsushita , Mauro Boero , Atsushi Oshiyama

The vibrational properties of carbon monoxide adsorbed to the copper (100) surface are explored within density functional theory. Atoms of the substrate and adsorbate are treated on an equal footing in order to examine the effect of…

mtrl-th · Physics 2009-10-30 Steven P. Lewis , Andrew M. Rappe

Our ab initio calculations of CO adsorption on several low and high miller index surfaces of Cu show that the adsorption energy increases as the coordination of the adsorption site decreases from 11 to 6, in qualitative agreement with…

Materials Science · Physics 2013-05-29 Faisal Mehmood , Abdelkader Kara , Talat S. Rahman , Klaus Peter Bohnen

CO adsorption on Cu(111) and Cu(001) surfaces has been studied within ab-initio density functional theory (DFT). The structural, vibrational and thermodynamic properties of the adsorbate-substrate complex have been calculated. Calculations…

Materials Science · Physics 2009-11-10 M. Gajdos , J. Hafner

In surface catalysis, the adsorption of carbon monoxide on transition-metal electrodes represents the prototype of strong chemisorption. Notwithstanding significant changes in the molecular orbitals of adsorbed CO, spectroscopic experiments…

Materials Science · Physics 2015-06-05 Ismaila Dabo

The adsorption of CO on unreconstructed and reconstructed Ir{100} has been studied, using a combination of density functional theory and thermodynamics, to determine the relative stability of the two phases as a function of CO coverage,…

Materials Science · Physics 2009-11-13 Prasenjit Ghosh , Shobhana Narasimhan , Stephen J. Jenkins , David A. King

The adsorption of CO molecules at the Ca3Ru2O7(001) surface was studied using low-temperature scanning tunneling microscopy (STM) and density functional theory (DFT). Ca3Ru2O7 can be easily cleaved along the (001) plane, yielding a smooth,…

First-principles calculations using density functional theory based on norm-conserving pseudopotentials have been performed to investigate the Mg adsorption on the Si(001) surface for 1/4, 1/2 and 1 monolayer coverages. For both 1/4 and 1/2…

Soft Condensed Matter · Physics 2007-05-23 R. Shaltaf , E. Mete , Ş. Ellialtıoğlu

We present a systematic theoretical investigation of the surface properties, stability and reactivity, of rock-salt type alkaline-earth metal oxides including MgO, CaO, SrO, and BaO. The accuracy of commonly used exchange-correlation…

Materials Science · Physics 2015-06-23 Michal Bajdich , Jens K. Nørskov , Aleksandra Vojvodic

The infrared range optical absorption mechanism of Carbon-Copper composite thin layer coated on the Diamond-Like Carbon (DLC) buffer layer has been investigated. By consideration of weak interactions between copper nanoparticles in their…

We present a first-principles computational study of non-polar ZnO (10$\bar{1}$0) surfaces doped with indium. The calculations were performed using a model ZnO slab. The position of the In dopants was varied from deep bulk-like layers to…

Materials Science · Physics 2019-05-22 R. Saniz , N. Sarmadian , B. Partoens , M. Batuk , J. Hadermann , A. Marikutsa , M. Rumyantseva , A. Gaskov , D. Lamoen
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