Crystal structure analysis of the Ti3ZrFe2O0.3D6.4 and TiZr3Fe2O0.3D7.5 deuterides
Hydrogenation of these oxygen-stabilized n-phases with Ti2Ni-type structure proceeds through expansion of their unit cells by 15.5 and 17.3%, respectively, without change of the type of metal matrix. Insertion of deuterium atoms into the metal matrix.
Подобные документы
Synthesis of two rare-earth nickel silicide PrNi9Si4 and NdNi9Si4. Their crystal structures, refined from X-ray powder diffraction data, structure type. The two compounds as Curie-Weiss paramagnets due to magnetic moments carried on the rare-earth atoms.
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 05.09.2022The X-ray diffraction study of the isotypic structures of I and II reveals that the crystal structure consists of three structural units. The coordination polyhedron of the lanthanide atom. Atomic coordinates and equivalent displacement parameters.
статья, добавлен 23.02.2017Characteristic of features of rechargeable nickel-metal hydride batteries, which predominantly used in hybrid electric vehicles. Acquaintance with crystallographic data nickel-metal hydride. Analysis of thermodynamics and kinetics of the interactions.
статья, добавлен 23.02.2017Coordination behavior of Ag (I) with cations of N-allyl quinolinium. Synthesis of N-allyl quinolinium bromide. Determination of the structure of the x-ray crystal. Bromine ions of the second crystallographic type. Study silver nitrate compounds.
статья, добавлен 23.02.2017Study of ternary intermetallic compounds RxMyXz (R = rareearth Element, M = d-metal, X = p-metal). Results of identification of the new R-Au-Al compound. The starting materials for the synthesis of R-Au-Ga. Function of the profile form of pseudo-Voigt.
статья, добавлен 23.02.2017Phase analysis and the crystal structure of the compounds has been investigated by means of X-Ray analysis. Magnetic properties of two synthesised compounds were investigated revealing paramagnetic behaviour in whole investigated temperature range.
статья, добавлен 20.07.2022The structure of the metal-containing azopolymers with electro-optical properties depending on the length of the spacer. Effect of electric field on absorption of metal-containing azopolymers. Reorientation of the dipole moments azobenzene groups.
статья, добавлен 21.12.2016Synthesis 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 crystal structure of racemate R,S-7-bromo-3-ethoxy-5-phenyl-3H-1,4-benzodiazepine- has been compared to the structure of R-enantiomer. It has been determined that crystals of R-enantiomer and R,S-racemate are formed by the similar H-bonded chains.
статья, добавлен 01.03.2014- 11. Kinetics of liquid-phase hydrogenation of n-valeraldehyde to n-amyl alcohol over a Ru/Al2O3 catalyst
Schematic diagram of the experimental setup for hydrogenation. Effect of catalyst loading on initial rates of reaction. The use of gas chromatography for the analysis of the reaction. Langmuir–Hinshelwood-type models for single, dualsite mechanisms.
статья, добавлен 20.10.2014 General properties of organometallic complexes. Metal alkyls and hydrides. Nucleophilic and electrophilic addition. Physical methods in organometallic chemistry. Insertion and Elimination. Homogeneous catalysis. Applications to organic synthesis.
книга, добавлен 05.03.2013A sample of Mg10Ir19B16, prepared from the elements by high-temperature treatment in sealed Ta containers. The chemical composition, confirmed by WDXS analysis. Electronic structure calculations and chemical bonding analysis by the ELI/ED approach.
статья, добавлен 23.02.2017The study of the effect of structural relaxation on the basal-plane conductivity of heavily high-Tc single crystals. Increased oxygen deficiency, increased localization effect. The transition metal–insulator transition point toward higher temperatures.
статья, добавлен 02.12.2016A three compounds, p-aminobenzylden-a-naftylamine and its metal complexes have been prepared. Studies have shown that the investigated metal complexes are effective inhibitors of the oxidation of complex action. Antioxidant effect of synthesized metal.
статья, добавлен 23.02.2021A 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 23.01.2021Combination of methods quantum chemistry. Geometrical and electronic structure of clinoptilolite clusters modified by zinc and calcium. Redistribution of electronic density on the oxygen atoms of clusters during formation of bonds with zinc and calcium.
статья, добавлен 23.02.2016Magnesium as a chemical element and a silvery-white, light-weight metal. Notable characteristics, applications. As the metal. Incendiary use, in magnesium compounds. History, sources, ores, sea water, electrolysis. Biological role, isotopes, precautions.
реферат, добавлен 13.11.2009The one-step procedure of simultaneous preparation of polyacrylonitrile-based carbon support and Fe-Pd bimetallic nanoparticles. The effect of synthesis conditions on the metal-carbon nanocomposite structural characteristics. The crystallite size.
статья, добавлен 27.08.2020Point defects in doped crystals PbTe:Sb and solid solutions. The dependence of the concentration of dominant point defects, charge carriers from the amount of alloying compounds and the magnitude of the initial deviation from stoichiometry in the matrix.
статья, добавлен 24.02.2016The crystal structure of Yb2Al15Pt6, determined from X-ray single crystal diffraction data. The structural particularities of Yb2Al15Pt6, discussed in comparison with the structures of Y2Ga9Co3, Tb2Ge3Pt9, Yb2Ga9Pd3 and Er4Al24Pt9. The Al-Pt interactions.
статья, добавлен 23.02.2017Historical Developments; the Revival of Troger’s Bases, the Synthesis and Mechanism of Formation. Multiple TB Systems, reactivity. Physicochemical properties, molecular and Crystal Structure; Nuclear Magnetic Resonance Spectra; uses and applications.
научная работа, добавлен 05.03.2013Study of the changes in the crystal structure of the material during thermal treatment and the effects of these changes on the properties of the material. Possibility of prediction of the changes of graphene oxide material during thermal processing.
статья, добавлен 20.03.2024Investigations concerning the processes of plugging stone structure formation, using X-ray diffraction, electronic microscopy were implemented. Influence of active mineral additives of metakaolin on the properties of plugging mortar were established.
статья, добавлен 21.12.2016Development 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 30.07.2016