Search Results - "A. Novakovich, A."

Manifestation of the internal symmetry of irreducible triatomic interaction in the nonlinear properties of low-symmetry metals by Gufan, A. Yu, Gufan, Yu. M., Novakovich, A. A., Stepanenko, D. I.

“…A theory of the elastic moduli of crystals and amorphous substances is constructed that considers the internal symmetry of the irreducible energy of triatomic…”
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Probabilities of the existence of different states of a cluster with 13 Ar atoms by Gufan, M. A., Gufan, Yu. M., Naskalova, O. V., Novakovich, A. A.

“…The sharply nonmonotonic dependence of the number of structurally excited states of small clusters on energy n ( e i ) 0 of excited state ei is observed for…”
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Real and Imaginary Parts of the Anisotropic Atomic Factor near the Fe K-Edge: Comparison Between two Theories and Experiment for Pyrite by Kokubun, J., Ishida, K., Cabaret, D., Vedrinskii, R.V., L. Kraizman, V., A. Novakovich, A., Krivitskii, E.V., E. Dmitrienko, V.

“…The real and imaginary parts of the anisotropy of the iron atomic scattering factor are experimentally determined as functions of the X-ray energy near the…”
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Study of the A ion effect on the chemical bond of Ti and O ions in ATiO3 (A = Sr, Ba, Ca, Pb) crystals with perovskite structure by Khoa, Nguen Tkhi, Danilenko, T. N., Novikovskii, N. M., Kozinkin, Ju. A., Novakovich, A. A., Vedrinskii, R. V.

“…The local Ti d densities of states in the valence band have been calculated in clusters of A TiO 3 ( A = Ca, Sr, Ba, Pb) crystals with perovskite structure by…”
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Influence of the A ion on the K-edge absorption spectra of ATiO3 (A = Ba, Sr, or Ca) crystals with perovskite structure by Novikovskii, N. M., Nazarenko, E. S., Novakovich, A. A., Vedrinskii, R. V.

“…The near-edge structure of the Ti K -edge absorption spectra was calculated for BaTiO 3 , SrTiO 3 , and CaTiO 3 crystals by the full multiple scattering…”
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Effect of the core hole potential on the K-edge absorption and emission spectra of silicon and oxygen atoms in a quartz crystal by Danilenko, T. N., Novakovich, A. A., Kraizman, V. L., Vedrinskii, R. V.

“…The K -edge absorption and emission spectra of silicon and oxygen atoms in a quartz crystal have been calculated by the full multiple scattering method…”
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Resonant diffraction in FeS2: Determination of the x-ray polarization anisotropy of iron atoms by Kokubun, Jun, Ishida, Kohtaro, Cabaret, Delphine, Mauri, Francesco, Vedrinskii, R.V., Kraizman, V.L., Novakovich, A.A., Krivitskii, E.V., Dmitrienko, Vladimir-E.

“…For pyrite, FeS2, both the imaginary and real parts of the anisotropy of the iron atomic scattering factor are experimentally determined as functions of the…”
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Experimental and Theoretical Studies of Fine Structure in Polarized Ni K X-Ray Absorption Spectra of NiO Single Crystals by Vedrinskii, R.V., Kraizman, V.L., Novakovich, A.A., Elyafi, Sh.M., Bocharov, S., Kirchner, Th, Dräger, G.

“…Polarized Ni K XANES of single crystal NiO is studied experimentally and theoretically for two crystal orientations relative to the polarization and wave…”
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Combined processing of Bragg diffraction and XAFS data for transition-metal oxides by Vedrinskii, R. V., Kraizman, V. L., Novakovich, A. A., Fokin, V. N.

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Atomic displacement effects in near-edge resonant “forbidden” reflections by Ovchinnikova, E.N., Dmitrienko, V.E., Ishida, K., Kirfel, A., Collins, S.P., Oreshko, A.P., Cabaret, D., Vedrinskii, R.V., Kraizman, V.L., Novakovich, A.A., Krivitskii, E.V., Tolochko, B.P.

“…A survey of atomic displacement effects in the resonant scattering of synchrotron radiation is presented. It is shown that the dynamical displacements,…”
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Temperature dependent XAFS studies of local atomic structure of the perovskite-type zirconates by Vedrinskii, R. V., Nazarenko, E. S., Lemeshko, M. P., Nassif, V., Proux, O., Novakovich, A. A., Joly, Y.

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X-ray propagation through single crystals in an anomalous scattering range and determination of permittivity tensor components by transmission experiments by Vedrinskii, R. V., Novakovich, A. A., Kozyrev, V. E., Kraizman, V. L., Sachenko, V. P.

“…Simple equations are obtained which enable one to describe x‐ray propagation through single crystals in an anomalous scattering range when Bragg diffraction…”
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Surface transition-layer model used to study the fine structure of X-ray reflection spectra by Mazuritskiy, M. I., Novakovich, A. A.

“…Experimental and theoretical studies are performed to characterize the X-ray reflection spectra obtained in the case of the grazing incidence of monochromatic…”
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Spectroscopy of the anomalous scattering and transport of the X-ray fluorescence inside hollow microcapillaries by Mazuritskiy, M. I., Lerer, A. M., Novakovich, A. A., Vedrinskii, R. V.

“…The reflection X-ray spectra have been studied experimentally and theoretically in the case of the grazing incidence of radiation on the plane surface and…”
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Real and imaginary parts of the anisotropic atomic factor near the Fe K-edge: comparison between two theories and experiment for pyrite by Kokubun, J, Ishida, K, Cabaret, D, Vedrinskii, R V, Kraizman, V L, Novakovich, A A, Krivitskii, E V, Dmitrienko, V E

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Limits of the stability of hexagonal phases upon uniaxial loading by Gufan, M. A., Gufan, Yu. M., Karamurzov, B. S., Novakovich, A. A.

“…In modern studies, experimental methods for estimating nonlinear elastic moduli are often replaced with calculations of these quantities in mathematical…”
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Mechanisms of near edge fine structure formation in K-edge absorption spectra of oxygen and metal atoms in the perovskite-structure titanates by Nazarenko, E. S., Novikovskii, N. M., Novakovich, A. A., Vedrinskii, R. V.

“…Full multiple scattering in the cluster approximation with semiempirical MT potential was used for thorough investigation of the near-edge fine structure of Ti…”
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Formation of the pre-edge structure and dramatic polarization dependence of Ti K NEXAFS in PbTiO3 crystals by Kraizman, V.L., Novakovich, A.A., Vedrinskii, R.V., Timoshevskii, V.A.

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Mechanisms of formation of near-edge fine structure of K X-ray absorption spectra of metallic Cu, Ni, Co (HCP and FCC phases), and Cr by Kozinkin, Yu. A., Novakovich, A. A., Kozinkin, A. V., Vedrinskii, R. V., Zubavichus, Ya. V., Veligzhanin, A. A.

“…The K X-ray absorption near-edge fine structure spectra of metallic Cu, Ni, Co (hexagonal close-packed and face-centered cubic phases), and Cr have been…”
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Theory of anomalous scattering by Vedrinskii, R.V., Novakovich, A.A., Kraizman, V.L., Bermous, A.G., Machavariani, V.Sh

“…The theory of X-ray elastic scattering and photoemission in anomalous scattering regions based on the Green's function method is considered. We present…”
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