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Related papers: Co-induced nano-structures on Si(111) surface

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The Te-covered Si(111) surface has received recent interest as a template for the epitaxy of van der Waals (vdW) materials, e.g. Bi$_2$Te$_3$. Here, we report the formation of a Te buffer layer on Si(111)$-$(7$\times$7) by low-energy…

Mesoscale and Nanoscale Physics · Physics 2024-01-30 Felix Lüpke , Jiří Doležal , Vasily Cherepanov , Ivan Ošt'ádal , F. Stefan Tautz , Bert Voigtländer

We have observed an aggregation of carbon or carbon derivatives on platinum and natively oxidized silicon surfaces during STM measurements in ultra-high vacuum on solvent-cleaned samples previously structured by e-beam lithography. We have…

Mesoscale and Nanoscale Physics · Physics 2012-08-28 Dominik Stöffler , Hilbert von Löhneysen , Regina Hoffmann

Present study investigates the photoabsorption properties of single crystal rutile TiO2 (110) surfaces after they have been implanted with low fluence of Cobalt ions. The surfaces, after implantation, demonstrate fabrication of…

In a low-temperature study with a scanning tunneling microscope (STM), the irreducible lateral motion of a CO molecule adsorbed on a Si(001) surface showed a hyperlinear dependence on the tunneling current. This dependence implies that the…

Nickel islands are grown on W(110) at elevated temperatures. Islands with a thickness of two layers are investigated with scanning tunneling microscopy. Spectroscopic measurements reveal that nanometer sized areas of the islands exhibit…

Mesoscale and Nanoscale Physics · Physics 2013-03-18 Johannes Schöneberg , Alexander Weismann , Richard Berndt

This communication covers investigation of the structural properties of surfaces of Si epitaxial layers deposited on different Si(001) vicinal substrates. We have shown processes of generation and growth of surface defects to depend on tilt…

Materials Science · Physics 2012-07-18 L. V. Arapkina , V. A. Chapnin , K. V. Chizh , L. A. Krylova , V. A. Yuryev

CaF2(111) single crystal surfaces have been irradiated with swift heavy ions under oblique angles resulting in chains of nanosized hillocks. In order to characterize these nanodots with respect to their conductivity we have applied…

Atomic Physics · Physics 2015-05-13 Tino Roll , Marion Meier , Henning Lebius , Marika Schleberger

The nanoscopic magnetic texture forming in a monolayer of iron on the (111) surface of iridium, Fe/Ir(111), is spatially modulated and uniaxially incommensurate with respect to the crystallographic periodicities. As a consequence, a…

Scanning tunneling microscopy images of hydrogen-terminated Si(110) surfaces are studied using first-principles calculations. Our results show that the calculated filled-state images and local density of states are consistent with recent…

Materials Science · Physics 2009-11-11 Shinya Horie , Kenta Arima , Kikuji Hirose , Jun Katoh , Tomoya Ono , Katsuyoshi Endo

Metallic surface states on semiconducting substrates provide an opportunity to study low-dimensional electrons decoupled from the bulk. Angle resolved photoemission is used to determine the Fermi surface, group velocity, and effective mass…

Condensed Matter · Physics 2009-11-07 J. N. Crain , K. N. Altmann , Ch. Bromberger , F. J. Himpsel

Using low energy electron diffraction (LEED), Auger electron spectroscopy (AES), scanning tunnelling microscopy (STM) and high resolution photo-electron spectroscopy (HR-PES) techniques we have studied the annealing effect of one silicon…

Materials Science · Physics 2013-03-20 B. Lalmi , C. Girardeaux , A. Portavoce , C. Ottaviani , B. Aufray , J. Bernardini

Recent advances in on-surface chemistry, combined with scanning probe microscopy, have enabled the synthesis of correlated molecules on surfaces and the characterization of their chemical and electronic properties with unprecedented spatial…

Mesoscale and Nanoscale Physics · Physics 2026-03-25 Marco Lozano , Manish Kumar , Pavel Jelinek , Diego Soler-Polo

The effects of plateau width and step edge kinking on carbon monoxide (CO)-induced restructuring of platinum surfaces were explored using molecular dynamics (MD) simulations. Platinum crystals displaying four different vicinal surfaces…

Chemical Physics · Physics 2016-08-23 Joseph R. Michalka , Andrew P. Latham , J. Daniel Gezelter

In this work, we report the growth of a single mixed Bi$_{1-x}$Sb$_x$ layer, with diverse stoichiometries, on a Ag(111) substrate. The atomic geometry has been thoroughly investigated by low energy electron diffraction, scanning tunneling…

Materials Science · Physics 2024-03-25 Javier D. Fuhr , J. Esteban Gayone , Hugo Ascolani

Using a combination of scanning tunneling spectroscopy and atomic lateral manipulation, we obtained a systematic variation of the Kondo temperature ($T_\mathrm K$) of Co atoms on Ag(111) as a function of the surface state contribution to…

Strongly Correlated Electrons · Physics 2018-07-06 M. Moro-Lagares , J. Fernández , P. Roura-Bas , M. R. Ibarra , A. A. Aligia , D. Serrate

Single layer graphene islands with a typical diameter of several nanometers were grown on a Pt (111) substrate. Scanning tunneling microscopy (STM) analysis showed most of islands are hexagonally shaped and the zigzag-type edge predominates…

Mesoscale and Nanoscale Physics · Physics 2011-01-21 Mayu Yamamoto , Seiji Obata , Koichiro Saiki

Local density of states and quasiparticle interference phenomena of Co/Sb(111) were investigated by scanning tunneling spectroscopy. A sharp peak observed near the Fermi energy is interpreted as a fingerprint of the conventional Kondo…

Mesoscale and Nanoscale Physics · Physics 2013-07-25 Limin She , Yinghui Yu , Gengyu Cao

The Si(111) - 7 x 7 surface is one of the most interesting semiconductor surfaces because of its complex reconstruction and fascinating electronic properties. While it is known that the Si - 7 x 7 is a conducting surface, the exact surface…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Bruno V. C. Martins , Manuel Smeu , Hong Guo , Robert A. Wolkow

The Niobium surface is almost always covered by a native oxide layer which greatly influences the performance of superconducting devices. Here we investigate the highly stable Niobium oxide overlayer of Nb(110), which is characterised by…

We performed a scanning tunneling microscopy and spectroscopy (STM/STS) study on the electronic structures of of root(3)Xroot(3)-silicene on Ag(111). We find that the coupling strength of root(3)Xroot(3)-silicene with Ag(111) substrate is…

Materials Science · Physics 2015-03-17 Baojie Feng , Wenbin Li , Jinglan Qiu , Peng Cheng , Lan Chen , Kehui Wu
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