Electrostatic field tensities near irregularities of porous silicon surface
Equilibrium spatial structure of the Si89(OH)43 H36 cluster model simulated for a pyramid-like formation on porous silicon surface has been calculated within the frameworks of density functional. Distribution of electronic charge and static field is got.
Подобные документы
The study and characterization of sustainable impact polyacrlic acid (anionic polymer) by adsorption on the surface of fumed silica (SiO). Monitoring changes in the suspension stability using a Turbiscan LabExpert with TLAb cooler cooling module at 25oC.
статья, добавлен 02.04.2014The occurrence of compensation effect on massive and supported oxide catalysts of CO oxidation is shown. The explanation of compensation effect is offered based on the data on the surface state of the catalysts that are obtained means desorption method.
автореферат, добавлен 02.04.2014Study of antibacterial properties of tissue obtained by ionotropic gelation of sodium alginate. Calculation of the diameter of microcapsules using the software Image J. Gas chromatography of the surface of tissue, finished with microencapsulated camphor.
статья, добавлен 09.03.2021The temperature dependence of the sulfur and tin vapor. Influence of growth conditions on the morphology of the surface and structural properties of the films with the stoichiometric composition and substrate temperature on their chemical composition.
статья, добавлен 30.07.2016A controlling the morphology of zinc hydroxide and zinc oxide at room temperature without using any template or surface ligand. Identify the precipitated materials. Dependence of ZnO morphology on Zn2+ concentration. Scanning electron microscopy of zinc.
статья, добавлен 30.07.2016Magnetic microstructure of near-surface layer ataxin film iron-trog the grenade orientation. Dagoniat matrix nuclear Hamiltonian mixed magnetic dipole and electric quadrupole interactions. The orientation of the magnetic moments of cationic sublattices.
статья, добавлен 24.02.2016Oxidized with solution of hydrogen peroxide multiwalled carbon nanotubes (MWCNTs) were modified with 2-hydroxyethylmethacrylate (HEMA) or chitosan (CTS). Morphology and surface properties of the pristine and modified MWCNTs have been investigated.
статья, добавлен 03.04.2014One- and two-dimensional p-conjugated materials containing a tetraoxa circulene monomer are predicted on the basis of density functional theory techniques. The synthesis organic p-conjugated materials and their applications in optoelectronic devices.
статья, добавлен 30.07.2016The desorption non-isothermal kinetics of preliminary adsorbed Cl, Br, and I-containing volatile halocarbons from the surface of surrogates for atmospheric solid aerosols (fumed silica and alumina, silica gel and H-mordenite) was studied by TPD MS.
статья, добавлен 03.04.2014Features complexation of adsorption of calixarene hydroxymethylphosphonic acid on the hypersil CN surface. Implementation the molecular modelling of calixarene hydroxymethylphosphonic acid and its complexes with tryptophan and N-acetyltryptophan amide.
статья, добавлен 20.03.2016The dependence of spectral properties and interfragmental charge transfer on excitation, relaxation and excited state deactivation of 2-(3-coumaroyl)-benzopyrylium perchlorates. The positions of emission bands and rate constants of radiationless.
статья, добавлен 29.09.2016Investigation of the influence intercalation ions of Ni2+ on the electrical properties of indium selenide crystals. The surface of InSe layered crystals. Investigation of magnetic properties of intercalated NiXInSe. The basic samples of InSe.
статья, добавлен 30.07.2016The study of the composition and the structure of the original and modified lignocellulosic materials. Analysis of the dependence of sorption properties of lignocellulosic composites in relation to heavy metals from changes in the functional composition.
статья, добавлен 04.04.2014Quantum-chemical calculation of thermodynamic features dye. Spatial structure of the colouring agent "active bright orange CS/5K" molecule. Kinetics process of wastewater treatment from the dye. Mechanism of wastewater treatment from active bright orange.
статья, добавлен 30.08.2016The possibility of the supramolecular nano structures formation on the basis of iron and nickel heteroligand complexes. Formation of different supramolecular nanostructures on the basis of nickel and iron heteroligand complexes as models for Ni(Fe)ARD.
статья, добавлен 30.08.2016Carbon as the element essential to all of life, and hence the basis for a vast field of study. Electronegativity value of fluorine. Plastic polystyrene - important product of the hydrocarbon family. Chemical properties of carboxylic acids and esters.
доклад, добавлен 15.09.2014A comparison of the transition and nontransition metal ion complexes has been done. The absorption spectra provide that the reagent is more and selective for manganese than other metals. The electronic absorption measurements at different pH-values.
статья, добавлен 23.01.2021The crystal structures of the Dy2M17 (M = Fe, Co, Ni) compounds were investigated from single crystal X-ray diffraction data (Th2Ni17 type structure, space group). The Dy2M17 binaries (M = Co, Ni) dissolve limited amounts of carbon, up to 0.2 (M = Co).
статья, добавлен 23.02.2017Analyzing the results obtained, it can be assumed that studied structure of compound crystallizes in its own structural type. The study of crystal structure of a compound contributes to a better understanding of its physical properties (ferroelectric).
статья, добавлен 05.09.2022- 70. Review of graphene properties in view of its use as a substrate for matrix-free mass spectrometry
The graphene basic properties is given. The possible role of intrinsic and deliberately induced structural defects in electronic and chemical properties of graphene substrates. Optimized geometric structures for the Stone-Wales defect functionalized.
статья, добавлен 02.04.2014 Synthesis the new ternary indide Ca16Ni173.14In62.61 from the elements by arc-melting and determination its crystal structure by means of X-ray single crystal diffraction. Foundation the crystals of similar shape in an as-cast SrNi9In2 sample.
статья, добавлен 23.02.2017The research conducted in the field of adsorption-catalytic extraction of H2S from low sulfurous natural gases and conversion into elemental sulfur using the synthetic CaA zeolite and natural modified adsorber mordenite as well as the palladium catalyst.
статья, добавлен 11.07.2018Development of a thermal model describing the beam-metal, the features of the hyperbolic relaxation of the equation of heat transfer. Characterization of failure mechanisms for irradiated and non-irradiated sample, the changes in their structure and chemi
статья, добавлен 30.07.2016Distribution of essential chemical elements and toxicants in terrestrial phytomass of woody plants fir white European, which is a species of forest on the territory of the Dniester region. Estimation of biospheric and stabilize the environment functions.
статья, добавлен 25.12.2016To study the activity of functional groups of polyurethanes, the characteristics of the stabilization process, the formation of silver nanoparticles. The use of antimicrobial polymeric materials. The interaction of hydrogen bonds between groups of biuret.
статья, добавлен 30.07.2016