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相关论文: Empirical electronic band structure study of silve…

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As a second part of a previous paper, here the calculated electronic band structure of ideal Pt(100) and Pt(110) surfaces, studied using density functional theory and the empirical tight-binding method, is presented. A detailed discussion…

材料科学 · 物理学 2015-03-17 H. J. Herrera-Suarez , A. Rubio-Ponce , D. Olguin

The electronic properties of the cleavage InAs(110) surface are studied using a semi-empirical tight-binding method which employs an extended atomic-like basis set. We calculate the surface electronic band structure which is studied as a…

材料科学 · 物理学 2007-05-23 X. Lopez-Lozano , Cecilia Noguez , L. Meza-Montes

A scattering method is used to calculate the surface band structure of Al(111) from 8.6 eV below the Fermi level to 9 eV above it. This method has rarely been implemented previously. The complete complex bulk and surface band structure is…

材料科学 · 物理学 2011-04-07 M. N. Read

The electronic and optical properties of the cleavage InAs(110) surface are studied using a semi-empirical tight-binding method which employs an extended atomic-like basis set. We describe and discuss the electronic character of the surface…

材料科学 · 物理学 2007-05-23 X. Lopez-Lozano , Cecilia Noguez , L. Meza-Montes

Most spectroscopic methods for studying the electronic structure of metal surfaces have the disadvantage that either only occupied or only unoccupied states can be probed, and the signal is cut at the Fermi edge. This leads to significant…

材料科学 · 物理学 2007-05-23 D. Wegner , A. Bauer , Yu. M. Koroteev , G. Bihlmayer , E. V. Chulkov , P. M. Echenique , G. Kaindl

We investigate the electronic structure of the c(4 x 2) reconstructed Ge(001) surface using band structure calculations based on density functional theory and the generalized gradient approximation. In particular, we take into account the…

材料科学 · 物理学 2009-11-13 Udo Schwingenschloegl , Cosima Schuster

Electron distributions produced by grazing impact of fast protons on Mg(0001), Cu(111), Ag(111) and Au(111) surfaces are investigated, focusing on the effects of the electronic band structure. The process is described within the…

原子物理 · 物理学 2015-06-18 C. D. Archubi , M. Faraggi , V. M. Silkin , M. S. Gravielle

We present electronic band structure of Ag$_5$Pb$_2$O$_6$ with layered hexagonal structure containing one-dimensional chains and two-dimensional Kagom\'{e} layers of silver. A half-filled conduction band shows extremely simple, single…

强关联电子 · 物理学 2009-11-11 Tamio Oguchi

The 2D layer Green function scattering method is used to calculate the energy of surface states and resonances at Gamma-bar for Al(111) for both below and above the vacuum level. The surface barrier potential is represented by an empirical…

其他凝聚态物理 · 物理学 2008-11-18 M. N. Read

We present an electronic structure calculation of the valence band for some II--VI binary/ternary alloy interfaces. We use the empirical tight-binding method and the surface Green's function matching method. For the ternary alloys we use…

凝聚态物理 · 物理学 2016-08-31 D. Olguin , R. Baquero

The structural and electronic properties of gold decorated Si(335) surface are studied by means of density-functional calculations. The resulting structural model indicates that the Au atoms substitute some of the Si atoms in the middle of…

介观与纳米尺度物理 · 物理学 2009-11-13 Mariusz Krawiec

We develop a tight-binding model description of semi-Dirac electronic spectra, with highly anisotropic dispersion around point Fermi surfaces, recently discovered in electronic structure calculations of VO$_2$/TiO$_2$ nano-heterostructures.…

强关联电子 · 物理学 2015-05-13 S. Banerjee , R. R. P. Singh , V. Pardo , W. E. Pickett

First-principles calculations were performed to investigate the electronic structure of two-dimensional (2-D) Ge, Sn, and Pb without and with the presence of an external electric field in combination with spin-orbit coupling. Tight-binding…

We have calculated the electronic band structure of the (100) surface of the III--V zinc blende semiconductor compounds, using the standard tight binding method and the surface Green's function matching method. We have found that the…

凝聚态物理 · 物理学 2009-10-28 Daniel Olguin , Rafael Baquero

Ab initio calculations based on the density-functional pseudopotential approach have been used to study the fully relaxed structure, the electron distribution and the electronic density of states of (001) terraces, steps, corners and…

mtrl-th · 物理学 2009-10-28 L. N. Kantorovich , J. M. Holender , M. J. Gillan

We use the Surface Green Function Matching (SGFM) method and a tight-binding hamiltonian to calculate the (100)-surface electronic band structure and local density of states of the series of Cu-based A^{I}B^{III}C2^{VI} chalcopyrites . We…

材料科学 · 物理学 2007-05-23 H. Tototzintle-Huitle , R. Baquero

Using LDA+GTB (local density approximation+generalized tight-binding) hybrid scheme we investigate the band structure of the electron-doped high-$T_c$ material Sm$_{2-x}$Ce$_{x}$CuO$_4$. Parameters of the minimal tight-binding model for…

强关联电子 · 物理学 2009-12-03 M. M. Korshunov , E. V. Zakharova , I. A. Nekrasov , Z. V. Pchelkina , S. G. Ovchinnikov

We present ab initio local-density-functional electronic structure calculations for the (111) and (-1-1-1) surfaces of cubic BN. The energetically stable reconstructions, namely the N adatom, N3 triangle models on the (111), the (2x1),…

材料科学 · 物理学 2009-10-31 Krisztina Kadas , Georg Kern , Jurgen Hafner

Electronic band structure for electrons bound on periodic minimal surfaces is differential-geometrically formulated and numerically calculated. We focus on minimal surfaces because they are not only mathematically elegant (with the surface…

材料科学 · 物理学 2009-11-07 H. Aoki , M. Koshino , D. Takeda , H. Morise

The energy spectrum and eigenstates of single-layer black phosphorous nanoribbons in the presence of perpendicular magnetic field and in-plane transverse electric field are investigated by means of a tight-binding method and the effect of…

介观与纳米尺度物理 · 物理学 2017-10-04 Vladimir V. Arsoski , Marko M. Grujic , Nemanja A. Cukaric , Milan Z. Tadic , Francois M. Peeters
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