Search Results - "Petrosyan, A. S."

Wave Processes in Three-Dimensional Stratified Flows of a Rotating Plasma in the Boussinesq Approximation by Fedotova, M. A., Petrosyan, A. S.

“…Magnetohydrodynamic (MHD) waves in a stratified rotating plasma in a gravitational field are investigated in the Boussinesq approximation. A theory of flows on…”
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Wave Processes in Rotating Compressible Astrophysical Plasma Flows with Stable Stratification by Fedotova, M. A., Petrosyan, A. S.

“…The wave processes in a rotating layer of compressible astrophysical plasma with a stable stratification and a linear entropy profile are studied…”
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Poincare Waves and Rossby Waves in Compressible Shallow Water Flows by Yudenkova, M. A., Klimachkov, D. A., Petrosyan, A. S.

“…The shallow water approximation is generalized for describing large-scale flow of a liquid in the gravity field with a free surface. The classical shallow…”
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Large-Scale Compressibility in Rotating Flows of Astrophysical Plasma in the Shallow Water Approximation by Klimachkov, D. A., Petrosyan, A. S.

“…Two systems of magnetohydrodynamic equations in the shallow water approximation are proposed as a basis for studies in the field of plasma astrophysics: the…”
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Joint Density-Functional Theory:  Ab Initio Study of Cr2O3 Surface Chemistry in Solution by Petrosyan, S. A, Rigos, A. A, Arias, T. A

“…After introducing a new form of density-functional theory for the ab initio description of electronic systems in contact with a molecular liquid environment,…”
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Three-Dimensional Modeling of Compressible Magnetohydrodynamic Turbulence in the Local Interstellar Medium by Chernyshov, A. A, Karelsky, K. V, Petrosyan, A. S

“…We apply the large eddy simulation technique to carry out a three- dimensional numerical simulation of compressible magnetohydrodynamic turbulence in…”
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Formation and Classification of Jumps and Solitary Shock Waves in Isentropic Flows of Polytropic Continuous Media by Karelsky, K. V., Petrosyan, A. S.

“…Conditions for an arbitrary jump occurrence in isentropic flow are studied. It is shown that the jump in gas-dynamic parameters arises as a result of the…”
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Large-Scale Hydrodynamic Flows in Media with Variable Thermodynamic Characteristics by Yudenkova, M. A., Klimachkov, D. A., Petrosyan, A. S.

“…A theory of large-scale flows in a rotating astrophysical plasma under conditions of non-trivial properties of the physical medium, which are not described by…”
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Wave Processes in Plasma Astrophysics by Fedotova, M. A., Klimchakov, D. A., Petrosyan, A. S.

“…Theoretical studies of wave processes in rotating astrophysical plasma are discussed, with a particular emphasis on new theoretical models of astrophysical…”
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Spectra of Decaying Two-Dimensional Magnetohydrodynamic Turbulence on a β-Plane by Zinyakov, T. A., Petrosyan, A. S.

“…The formation of the Iroshnikov-Kraichnan spectrum in the inertial interval has been shown for two-dimensional β-plane decaying homogeneous magnetohydrodynamic…”
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A Theory of Large-Scale Flows of Rotating Partially Ionized Space and Astrophysical Plasma in the Approximation of Hall Magnetohydrodynamics by Galstyan, T. V., Koshkina, D. A., Klimachkov, D. A., Petrosyan, A. S.

“…A theory of large-scale flows of rotating partially ionized space and astrophysical plasma in the approximation of the Hall magnetohydrodynamics is developed…”
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Rossby waves in the magnetic fluid dynamics of a rotating plasma in the shallow-water approximation by Klimachkov, D. A., Petrosyan, A. S.

“…We have studied rotating magnetohydrodynamic flows of a thin layer of astrophysical plasma with a free boundary in the β-plane. Nonlinear interactions of the…”
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Nonlinear Transformations of the Kinetic and Magnetic Energies in Rotating Magnetohydrodynamic Turbulent Flows by Sirazov, R. A., Petrosyan, A. S.

“…Time-periodic imbalances in the kinetic and magnetic energies at the conservation of the total energy have been found for three-dimensional homogeneous…”
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Zonal Flows in Two-Dimensional Decaying Magnetohydrodynamic Turbulence on a β-Plane by Zinyakov, T. A., Petrosyan, A. S.

“…A scale for two-dimensional β-plane magnetohydrodynamic turbulence is proposed that characterizes an upper bound of the energy containing interval similar to a…”
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The Shallow-Water Magnetohydrodynamic Theory of Stratified Rotating Astrophysical Plasma Flows: Beta-Plane Approximation and Magnetic Rossby Waves by Fedotova, M. A., Klimachkov, D. A., Petrosyan, A. S.

“…Rotating magnetohydrodynamic flows of a thin stratified plasma layer in a gravitational field with a free boundary in an external vertical magnetic field were…”
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Phase Correction of the Channels of a Fully Populated Randomized Multielement Therapeutic Array Using the Acoustic Holography Method by Tsysar, S. A., Rosnitskiy, P. B., Asfandiyarov, S. A., Petrosyan, S. A., Khokhlova, V. A., Sapozhnikov, O. A.

“…The acoustic holography method was used to characterize a therapeutic focused fully populated 256-element ultrasonic transducer array. Elements of the array…”
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Autological bone marrow concentrate for the treatment of early stages of femoral head avascular necrosis (literature review) by Panin, M. A., Zagorodnii, N. V., Boiko, A. V., Petrosyan, A. S.

“…Relevance. In the treatment of the early stages of the femoral head osteonecrosis core decompression is widely used, which reduces intraosseous pressure and…”
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Total hip replacement after prior of the core decompression of the femoral head: efficacy and complications by Panin, M. A., Zagorodnii, N. V., Boiko, A. V., Petrosyan, A. S.

“…Relevance. A history of core decompression using porous tantalum rods has a negative impact on the course of total hip arthroplasty surgery, the postoperative…”
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Features of diagnostics and treatments of the patient with type 2 diabetes mellitus and chronic ischtmia with threating lower limb loss by Bondarenko, O. N., Yaroslavceva, M. V., Galstyan, G. R., Larina, V. A., Petrosyan, A. S., Mokrysheva, N. G.

“…The article presents the result of our own observation of the patient with a poor control of type 2 diabetes mellitus (DM) for a long period, complicated by…”
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Nonlinear theory of magnetohydrodynamic flows of a compressible fluid in the shallow water approximation by Klimachkov, D. A., Petrosyan, A. S.

“…Shallow water magnetohydrodynamic (MHD) theory describing incompressible flows of plasma is generalized to the case of compressible flows. A system of MHD…”
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