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Article
Synthesis of platinum metalloporphyrins and investigation of their electronic structure by photoelectron spectroscopy
Features of the electronic structure of the valence band and Pt4f, Pt4d, C1s, O1s, and N1s core levels of the tetraphenylporphyrin (TPP) and synthesized Pt-TPP(p-COOCH3)4, Pt-TPP(m-OCH3)4, and PtCl2-TPP(m-OCH3)4 ...
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Article
An experimental setup for obtaining metallic multilayer coatings with layers of nanometer thickness
An automated PC-controlled electrochemical setup for deposition of a specified number of different metal nanodimensional layers onto conducting substrates is described. Metallic layers are deposited in galvani...
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Article
Fractal structure formation in GaSe crystals grown from melt
The structure of GaSe single crystals prepared by rapid cooling of melt has been studied. These crystals are shown to contain dendrites due to the nonequilibrium conditions of single-crystal preparation. Dendr...
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Article
Regular step systems on clean Si(hhm)7 × 7 surfaces
The preparation conditions and atomic structure of regular step systems on clean Si(hhm) surfaces are studied. Regular single- and triple-step structures with different periodicities have been fabricated in ultra...
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Article
Electronic structure and self-assembling processes in platinum metalloporphyrins: photoemission and AFM studies
The main goal of this paper is to investigate the electronic structure of valence band and core levels as well as surface topography of pristine tetraphenylporphyrin and Pt-based compounds Pt-TPP(p-COOH3)4, Pt-TP...
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Article
STM and LEED studies of atomically ordered terraced Si(557) surfaces
We report results of LEED, STM, and photoemission studies of the atomic and electronic structure of atomically ordered terraced Si(hhm) surfaces. LEED and STM data demonstrate the possibility of fabricating at...
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Article
Grain boundary grooving in molybdenum bicrystals
The morphologies of grain boundary grooves formed after annealing of three Mo bicrystals at the temperature close to the melting point were studied with the aid of scanning force microscopy. The ratio of grain...
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Article
Atomic structure of the Cu(410)-O surface: STM visualization of oxygen and copper atoms
The structure of the Cu(410)-O surface is studied by a scanning tunneling microscope (STM) with atomic resolution. Tunneling is accomplished for various states of the tungsten STM probe, which allows oxygen an...
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Article
The intrinsic structure of spherical particles of opal
The intrinsic structure of spherical SiO2 particles synthesized by hydrolysis of tetraethyl orthosilicate in an alcohol-water-ammonia medium was studied using transmission electron microscopy. It was established ...
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Article
Formation of two-dimensional ordered magnetic nanolattices in opal structures
A method of forming a two-dimensional ordered superlattice of magnetic nanoparticles in close-packed opal structures of silica (SiO2) spheres has been developed. Nickel nanopowder with an average particle size of...
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Article
Ultraviolet luminescence of ZnO infiltrated into an opal matrix
Technology for the infiltration of zinc oxide into a three-dimensional opal lattice using chemical deposition from a solution was developed. Samples of ZnO-opal composites, whose luminescence at room temperatu...
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Article
Observation of anomalous transmission of x-rays in tungsten single crystals
Results of observations of the anomalous transmission of x-rays in tungsten single crystals are presented. The dislocation density (2–4)×105 cm−2 was determined from an analysis of the dynamic diffraction charact...