Structure and Anti-Stokes Luminescence of Yb-containing Glass Co-doped with Eu, Ho and Er
Synthesis of transparent siliceous environments with high-doped Yb-Er, Yb-Ho and Yb-Eu. Definition of media structure and spectral-luminescent properties in the anti-Stokes region when excited by ions Yb3 +. Analysis of properties silicious glassy media.
Подобные документы
Luminescent properties of nanocrystals of cadmium sulfide. Evaluation of the effectiveness of the synthesis method the Sol-gel. Consideration of possible defects in the lattice of nanoparticles with an ordered structure and the clearly defined cut.
статья, добавлен 30.07.2016Study of spectral characteristics of layered chiral media using the method of matrix distribution. The calculation of the coefficients of transmission and reflection of linearly polarized electromagnetic wave on the structure of planar chiral layers.
статья, добавлен 29.07.2016Absorption spectra of circular dichroism, refractive indices, optical activity of crystals with the structure of Ca-halogerman, not activated and activated by ions of the iron group. Optical activity of pure and element-doped crystals of Ca-halogerman.
статья, добавлен 20.05.2018Analyzed of the fundamental ideas of mathematical physics, which are accepted as the foundation in the attempt to solve the Navier-Stokes. Characteristic of the equations of dynamics of Hamilton. Completed the principal part of empirical physics.
статья, добавлен 30.03.2017Structure, composition and properties of these coatings were studied. Hardness measurements and adhesion tests were provided. Values of hardness and cohesive strength. Physical and technological parameters of deposition, elemental composition of coatings.
статья, добавлен 30.07.2016Pulsed cathodoluminescence of zinc tungstate samples, doped with europium. Influence of crystal size on the spectral and kinetic parameters of oxygen luminescence within the model of self-organization of the nanodefects in the process of growing crystals.
статья, добавлен 09.12.2014The method of metal-stimulated etching and electrochemical anodic etching were compared. The photoelectric properties of the resulting structure are influenced by the processes of recharging traps. The highly sensitive photodiodes in solar energy.
статья, добавлен 27.02.2021Low Temperature Synthesis and Photocatalytic Activity of Rutile TiO2 Nanorod Superstructures. Nanodispersed rutile with rod-like particles was synthesized by hydrolysis of TiCl4 in hydrochloric acid - ethanol alcohol aqueous solution at temperature 40 C.
статья, добавлен 24.02.2016Semiconductor nanomaterials - very useful in various types of applications as electronic and optical properties. The features of ferromagnetism in copper oxide material without magnetic impurities due to defects created by the deficit of cations.
статья, добавлен 30.07.2016Structural, magnetic and transport properties of electron beam evaporated, its multilayered structure. Determination of changes in the crystal structures for different sub-layers. The description of the particle size and the value of the coercive force.
статья, добавлен 30.07.2016Theoretical study of important bulk properties of nuclei far from stability. The formation of neutron skin and its evolution with an increase of the neutron number is investigated on the basis of a self-consistent deformed mean-field Hartree-Fock.
статья, добавлен 27.07.2016The model for 6Li nucleus is used to study the structure properties of this system within the variational method with Gaussian basis. The description of the elastic S-phases at low energies simultaneously with correct values of the binding energy.
статья, добавлен 19.09.2013Results changes in the structure of materials at pulsed plasma processing on the accelerator. Changes in physico-mechanical properties because the structure and phase transformations in a material when the difference of parameters of the plasma exposure.
статья, добавлен 13.10.2016Impedance and dielectric properties of an Mg-Zn ferrite. Covalence effects and electronic configuration of the valence shells of the ions in ferrites - spinels. Dispersion of Resistivity and Dielectric Constant of Some Semiconductors at Audiofrequencies.
статья, добавлен 24.02.2016The study of the basic properties of the interfaces between the substrates and high-temperature superconductors of films. Characteristics of the surface resistance of the film at microwave frequencies. Improving the microwave properties of the HTS film.
статья, добавлен 28.10.2018- 16. Molecular dynamics study of the mechanical properties of the grapheme-like titanium carbide Ti2C
Molecular dynamics simulations have been performed to study the mechanical properties of two-dimensional titanium carbide under tensile deformation. Young modulus was calculated from the linear part of strain-stress curve. The structure of the samples.
статья, добавлен 30.07.2016 The properties of the nucleus fragments, subject to its extreme temperature and density. The way the study of processes occurring in neutron stars and nuclei, during collisions of heavy ions. Value of temperature to compensate the effect of energy.
статья, добавлен 19.09.2013Analysis of the impact of the negative bias potential on the structure, substructure and mechanical properties of ZrN coatings. Analysis of effect of negative potential on the surface morphology during the deposition effect in reducing the droplet phase.
статья, добавлен 23.12.2016Averaged level-density shell corrections and shell-structure energies are continuous through all symmetry-breaking (bifurcation) points. Enhancement of the nuclear shell structure near bifurcations in the superdeformed region for the level densities.
статья, добавлен 11.09.2013Method of nanodispersed Fe2O3 synthesis by thermal decomposition of iron citrate. Particles of synthesized materials in a state of magnetic ordering and in superparamagnetics. Influence of magnetic dipole interaction on parameters of Mossbauer spectra.
статья, добавлен 24.02.2016Relativistic dynamics of a charge in a penning trap. Spectroscopy and local structure of the rare-earth impurity ions in lithium tetraborate glasses. Investigation of boson spectrum of two-dimensional optical lattices with the graphene type structure.
статья, добавлен 13.10.2016For ion-plasma coatings of quasi-binary system TiB2-WB2 the influence of composition on structure and adhesion strength has been analyzed. Investigation of ion-plasma coatings in order to determine their adhesive and cohesive strength, scratch resistance.
статья, добавлен 30.07.2016Analysis of obtaining coatings based on (Ti-Zr-Nb)N by means of vacuum-arc deposition method. Study of their physical and mechanical properties and tribotechnical characteristics. Analysis of chemical composition of elements in the coating (Ti-Zr-Nb)N.
статья, добавлен 23.12.2016The qualitative scheme of the formation of ferromagnetic grains in the matrix with non-magnetic layers of condensation. Analysis of the principle of operation of the automated system for research thermoresistive properties of thin film materials.
статья, добавлен 30.07.2016The receipt of the thermoelectric properties of p-alloy powders and their structural properties. Compaction of powders by vacuum hot pressing and spark plasma sintering. The thermal conductivity of the samples, the calculation of the Seebeck coefficient.
статья, добавлен 13.10.2016