Search Results - "Zaitsev, V. Yu"

Improvement of Systems for Emergency Notification of Crisis Situations on Soil Dams by Zharnitsky, V. Ya, Andreev, E. V., Zaitsev, Yu. V.

“…The breaking of soil dams always happens unexpectedly and spontaneously. At the same time, accidents of and damage to pressure head soil constructions or their…”
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Luxemburg-Gorky effect in a granular medium: Probing perturbations of the material state via cross-modulation of elastic waves by Zaitsev, V. Yu, Nazarov, V. E, Tournat, V, Gusev, V. E, Castagnède, B

“…A nonlinear effect consisting of transfer of modulation from one amplitude-modulated elastic wave, the “pump” wave, to the second initially monochromatic probe…”
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Modeling the critical rotation speed of a bladed rotor with bent blades in a circulation mixer of feed mixtures by Kovaleva, T. M., Vedishchev, S. M., Zaitsev, V. Yu, Konovalov, V. V.

“…The purpose of the research is to substantiate the critical rotation speed of a rotor with bent blades based on force analysis and modeling the movement of…”
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Roles of phase separation and crystallization in the structure formation of new segmented polyurethane ureas and their nanocomposites with single-walled carbon nanotubes by Gorbunova, M. A., Anokhin, D. V., Zaitsev, V. Yu, Grishchuk, A. A., Badamshina, E. R.

“…Crystal structure and supramolecular organization of new segmented thermoplastic polyurethane ureas and their nanocomposites with ultra-small additives (less…”
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Parameters of Acoustic Inhomogeneity for Nondestroductive Estimation of the Influence of Manufacturing Technology and Operational Damage on the Structure of Metal by Pasmanik, L. A., Kamyshev, A. V., Radostin, A. V., Zaitsev, V. Yu

“…An acoustic method for nondestructive evaluation of variations in the metal structure caused by violations in manufacturing technology or by accumulation of…”
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Giant strain-sensitivity of acoustic energy dissipation in solids containing dry and saturated cracks with wavy interfaces by ZAITSEV, V. Yu, MATVEEV, L. A

“…Mechanisms of acoustic energy dissipation in heterogeneous solids attract much attention in view of their importance for material characterization,…”
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Pre-avalanche structural rearrangements in the bulk of granular medium: Experimental evidence by Zaitsev, V. Yu, Richard, P, Delannay, R, Tournat, V, Gusev, V. E

“…Granular avalanches are typical threshold-type phenomena implying the loss of stability of granular packings when their slope exceeds a critical angle…”
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Microstructure-induced giant elastic nonlinearity of threshold origin: Mechanism and experimental demonstration by Zaitsev, V. Yu, Dyskin, A, Pasternak, E, Matveev, L

“…There are known numerous examples of strong physical nonlinearity of elastic microinhomogeneous materials caused by the presence of a small amount of a “soft”…”
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Recent Trends in Multimodal Optical Coherence Tomography. II. The Correlation-Stability Approach in OCT Elastography and Methods for Visualization of Microcirculation by Zaitsev, V. Yu, Vitkin, I. A., Matveev, L. A., Gelikonov, V. M., Matveyev, A. L., Gelikonov, G. V.

“…The second part of this paper continues the discussion of possibilities for combining functionally different types of biomedical characterization of tissues…”
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Recent Trends in Multimodal Optical Coherence Tomography. I. Polarization-Sensitive OCT and Conventional Approaches to OCT Elastography by Zaitsev, V. Yu, Gelikonov, V. M., Matveev, L. A., Gelikonov, G. V., Matveyev, A. L., Shilyagin, P. A., Vitkin, I. A.

“…We discuss physical principles of obtaining polarization-sensitive images, elastographic mapping and visualization of blood circulation/vasculature in optical…”
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Self-modulation of acoustic waves in resonant bars by Fillinger, L., Zaitsev, V.Yu, Gusev, V.E., Castagnède, B.

“…Observations of the induced transparency in the oscillations of a glass bar containing an “artificial crack” in the form of a saw-cut with a tightly inserted…”
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The technology and electrical characteristics of ceramics based on hydroxylapatite by Arsen’ev, I. P., Zaitsev, Yu. V.

“…In this paper, we have examined the synthesis and structure of hydroxylapatite and methods for obtaining a dense and porous hydroxylapatite, as well as methods…”
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The equation of state of a microinhomogeneous medium and the frequency dependence of its elastic nonlinearity by Zaitsev, V. Yu, Nazarov, V. E., Belyaeva, I. Yu

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Observation of the “Luxemburg–Gorky effect” for elastic waves by Zaitsev, V.Yu, Gusev, V., Castagnède, B.

“…An experimental observation of a new nonlinear-modulation effect for longitudinal elastic waves is reported. The phenomenon is a direct elastic wave analogy…”
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Acoustic second-harmonic generation with shear to longitudinal mode conversion in granular media by Tournat, V, Gusev, V. E, Zaitsev, V. Yu, Castagnède, B

“…Excitation of longitudinal acoustic wave at the 2nd harmonic by sinusoidal shear acoustic wave in a granular material is reported. The amplitude of the 2nd…”
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Modulation of high-frequency seismic noise by tidal deformations: The features of the phenomenon before strong earthquakes and a probable physical mechanism by Zaitsev, V. Yu, Saltykov, V. A., Matveev, L. A.

“…A probable physical mechanism of tidal modulation of intensity of the endogenous seismic noise is proposed. The mechanism associates this phenomenon with…”
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Cascade cross modulation due to the nonlinear interaction of elastic waves in samples with cracks by Zaĭtsev, V. Yu, Matveev, L. A., Matveev, A. L., Arnold, W.

“…The phenomenon under study consists in that, in an inhomogeneous material with nonlinearity caused by the presence of soft defects (the so-called…”
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Mutually induced variations in dissipation and elasticity for oscillations in hysteretic materials: Non-simplex interaction regimes by Zaitsev, V.Yu, Gusev, V.E., Zaytsev, Yu.V.

“…Self-action and effects mutually induced by oscillations interacting in hysteretic media are investigated analytically and numerically. Special attention is…”
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Giant strain-sensitivity of acoustic energy dissipation in solids containing dry and saturated cracks with wavy interfaces by Zaitsev, V. Yu, Matveev, L. A

“…J. Acoust. Soc. Am. 131, 1-12 (2012) Mechanisms of acoustic energy dissipation in heterogeneous solids attract much attention in view of their importance for…”
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A model for simulating speckle-pattern evolution based on close to reality procedures used in spectral-domain OCT by Zaitsev, V. Yu, Matveev, L. A, Matveyev, A. L, Gelikonov, G. V, Gelikonov, V. M

“…Laser Phys. Lett., 2014, V.11(10), 105601(1-8) A robust model for simulating speckle pattern evolution in optical coherence tomography (OCT) depending on the…”
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