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Related papers: Structure determination of the indium-induced Si(1…

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In the previous paper of this series [D. P. Varn, G. S. Canright, and J. P. Crutchfield, Physical Review B, submitted] we detailed a procedure--epsilon-machine spectral reconstruction--to discover and analyze patterns and disorder in…

Materials Science · Physics 2007-05-23 D. P. Varn , G. S. Canright , J. P. Crutchfield

Thin Ge layers deposited on Si(105) form a stable single-domain film structure with large terraces and rebonded-step surface termination, thus realizing an extended and ordered Ge/Si planar hetero-junction. At the coverage of four Ge…

We present coherent speckled x-ray diffraction patterns obtained from a monolayer of surface atoms. We measured both the specular anti-Bragg reflection and the off-specular hexagonal reconstruction peak for the Au (0 0 1) surface…

Materials Science · Physics 2015-05-14 M. S. Pierce , K. C. Chang , D. Hennessy , V. Komanicky , M. Sprung , A. Sandy , H. You

We have studied the electronic properties, in relation to their structural properties, of monolayers of 1-octadecene attached on a hydrogen-terminated (111) silicon surface. The molecules are attached using the free-radical reaction between…

Materials Science · Physics 2009-11-10 Corinne Miramond , Dominique Vuillaume

We present here a comprehensive search for the structure of the Si(553)-Au reconstruction. More than two hundred different trial structures have been studied using first-principles density-functional calculations with the SIESTA code. An…

Materials Science · Physics 2009-11-13 Sampsa Riikonen , Daniel Sanchez-Portal

Using low energy electron diffraction (LEED), scanning tunnelling microscopy (STM) and x-ray absorption spectroscopy (XAS) techniques, we have studied the first steps of silicon adsorption onto Cu (001) single crystal substrate. For low…

Materials Science · Physics 2015-06-16 B. Lalmi , M. Chorro , R. Belkhou

The electronic structure of the transparent semiconductor In2O3 has been studied by angle resolved photoemission spectroscopy upon deposition of metallic indium and also tin on the surface of the semiconductor. By deposition of metallic…

Materials Science · Physics 2016-03-02 M. Nazarzahdemoafi , F. Titze , S. Machulik , C. Janowitz , Z. Galazka , R. Manzke , M. Mulazzi

This work introduces a novel reinterpretation of structured illumination (SI) microscopy for coherent imaging that allows three-dimensional imaging of complex refractive index (RI). To do so, we show that coherent SI is mathematically…

Optics · Physics 2017-05-11 Shwetadwip Chowdhury , Will J. Eldridge , Adam Wax , Joseph A. Izatt

By means of ab initio molecular dynamics and band structure calculations, as well as using calculated STM images, we have singled out one structural model for the (3x2) reconstruction of the Si-terminated (001) surface of cubic SiC, amongst…

Materials Science · Physics 2009-10-31 L. Pizzagalli , A. Catellani , G. Galli , F. Gygi , A. Baratoff

We have carried out an ab-initio study of $\alpha$-Sn (111), with the aim of predicting and understanding its structure, reconstructions, and electronic states. We consider a variety of structural possibilities, and optimize them by moving…

Condensed Matter · Physics 2009-10-28 Zhong-Yi Lu , Guido L. Chiarotti , S. Scandolo , E. Tosatti

Structured illumination microscopy (SIM) is a very important super-resolution microscopy technique, which provides high speed super-resolution with about two-fold spatial resolution enhancement. Several attempts aimed at improving the…

Computer Vision and Pattern Recognition · Computer Science 2016-02-23 Amit Lal , Chunyan Shan , Peng Xi

Possibility for the formation of stable Al atomic wire on the Si(211) surface is investigated using density functional theory based total energy calculations. The stable adsorption sites and the surface structures at various sub-monolayer…

Materials Science · Physics 2007-05-23 Bikash C Gupta , Inder P Batra

Structured illumination microscopy (SIM) has emerged as a widely adopted super-resolution fluorescence imaging modality, offering high speed, low phototoxicity, large field-of-view, and compatibility with conventional probes. However, when…

Image and Video Processing · Electrical Eng. & Systems 2026-03-19 Jiaming Qian , Jing Feng , Hongjun Wu , Maoxian Zhang , Dongqin Lu , Tianchi Kang , Xinyu Han , Qian Chen , Chao Zuo

The Si(001) surface deoxidized by short annealing at T~925C in the ultrahigh vacuum molecular beam epitaxy chamber has been in situ investigated by high resolution scanning tunnelling microscopy (STM) and reflected high energy electron…

Materials Science · Physics 2011-11-11 Larisa V. Arapkina , Vladimir M. Shevlyuga , Vladimir A. Yuryev

Despite the recent progress on two-dimensional multilayer materials (2DMM) with weak interlayer interactions, the investigation on 2DMM with strong interlayer interactions is far from its sufficiency. Here we report on first-principles…

Mesoscale and Nanoscale Physics · Physics 2015-11-26 Zhi-Xin Guo , Yue-Yu Zhang , Hongjun Xiang , Xin-Gao Gong , Atsushi Oshiyama

Isolated oxygen impurities and fully oxidized structures of four stable two-dimensional (2D) SiS structures are investigated by {\em ab initio} density functional calculations. Binding energies of oxygen impurities for all the four 2D SiS…

Materials Science · Physics 2019-04-23 Zhengnan Li , Shuai Dong , Jie Guan

We discuss the possibility of a 2D ordered structure formed upon deposition of Si on metal surfaces. We investigate the atomic and electronic structure of the Si-$(\sqrt{19}\times\sqrt{19})R23.4^{\circ}$/Pt(111) surface reconstruction by…

We compute the linear optical properties of different reconstructions of the clean and hydrogenated Si(100) surface within DFT-LDA, using norm-conserving pseudopotentials. The equilibrium atomic geometries of the surfaces, determined from…

Materials Science · Physics 2009-10-31 Maurizia Palummo , Giovanni Onida , Rodolfo Del Sole , Bernardo Mendoza

At a given temperature, clean and adatom covered silicon surfaces usually exhibit well-defined reconstruction patterns. Our finite temperature ab-initio molecular dynamics calculations show that the tellurium covered Si(001) surface is an…

Materials Science · Physics 2009-11-07 Prasenjit Sen , S. Ciraci , Inder P. Batra , C. H. Grein

Silicon carbide (SiC) is an excellent substrate for growth and manipulation of large scale, high quality epitaxial graphene. On the carbon face (the ($\bar{1}\bar{1}\bar{1}$) or $(000\bar{1}$) face, depending on the polytype), the onset of…

Materials Science · Physics 2019-10-23 Jan Kloppenburg , Lydia Nemec , Björn Lange , Matthias Scheffler , Volker Blum