Search Results - "Lyapin, A Lyapin"

First tidal disruption events discovered by SRG/eROSITA: X-ray/optical properties and X-ray luminosity function at z < 0.6 by Sazonov, S, Gilfanov, M, Medvedev, P, Yao, Y, Khorunzhev, G, Semena, A, Sunyaev, R, Burenin, R, Lyapin, A, Meshcheryakov, A, Uskov, G, Zaznobin, I, Postnov, K A, Dodin, A V, Belinski, A A, Cherepashchuk, A M, Eselevich, M, Dodonov, S N, Grokhovskaya, A A, Kotov, S S, Bikmaev, I F, Zhuchkov, R Ya, Gumerov, R I, van Velzen, S, Kulkarni, S

“…ABSTRACT We present the first sample of tidal disruption events (TDEs) discovered during the SRG all-sky survey. These 13 events were selected among X-ray…”
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"Liquid-gas" transition in the supercritical region: fundamental changes in the particle dynamics by Brazhkin, V V, Fomin, Yu D, Lyapin, A G, Ryzhov, V N, Tsiok, E N, Trachenko, Kostya

“…Recently, we have proposed a new dynamic line on the phase diagram in the supercritical region, the Frenkel line. Crossing the line corresponds to the radical…”
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Widom Line for the Liquid–Gas Transition in Lennard-Jones System by Brazhkin, V. V, Fomin, Yu. D, Lyapin, A. G, Ryzhov, V. N, Tsiok, E. N

“…The locus of extrema (ridges) for heat capacity, thermal expansion coefficient, compressibility, and density fluctuations for model particle systems with…”
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The safety assessment of lifting equipment using artificial intelligence methods by Lyapin, A

“…The article is devoted to the problem of using artificial neural networks to assess the risk of developing emergencies during the operation of lifting crane…”
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Determination of Dynamic Stresses and Displacements under the Action of an Impact Load on a Two-Layer Structure during the Indentation Process by Babushkina, N. E., Lyapin, A. A.

“…Introduction. Numerous researchers of the reliability of building structures pay attention to hardness, an important characteristic of the structural material…”
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Applying Computer Algebra Systems to Study Chaundy-Bullard Identities for the Vector Partition Function with Weight by Leinartene, A. B., Lyapin, A. P.

“…An algorithm for obtaining the Chaundy-Bullard identity for a vector partition function with weight that uses computer algebra methods is proposed. To automate…”
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Mechanisms and absolute quantum yield of upconversion luminescence of fluoride phosphors by A. A. Lyapin, A. A. Lyapin, S. V. Gushchin, S. V. Gushchin, A. S. Ermakov, A. S. Ermakov, S. V. Kuznetsov, S. V. Kuznetsov, P. A. Ryabochkina, P. A. Ryabochkina, V. Yu. Proydakova, V. Yu. Proydakova, V. V. Voronov, V. V. Voronov, P. P. Fedorov, P. P. Fedorov, M. V. Chernov, M. V. Chernov

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Comment on “Behavior of Supercritical Fluids across the ‘Frenkel Line’” by Brazhkin, V. V, Prescher, C, Fomin, Yu. D, Tsiok, E. N, Lyapin, A. G, Ryzhov, V. N, Prakapenka, V. B, Stefanski, J, Trachenko, K, Sapelkin, A

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Solving the Problem of Determining the Mechanical Properties of Road Structure Materials Using Neural Network Technologies by Babushkina, N. E., Lyapin, A. A.

“…Introduction. Determination of mechanical properties of layered structures of highways is an urgent task. This is due, firstly, to the need to control the…”
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Surgical treatment of a newborn with critical aortic coarctation using palliative stenting: a case report by Lyapin, A. A., Shushpannikov, P. A., Khalivopulo, I. K., Tarasov, R. S.

“…Introduction. Coarctation of the aorta (CoA) is a congenital severe narrowing of the aortic isthmus, which in turn is often accompanied by impaired organ…”
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Discrete Generating Functions by Akhtamova, S. S., Alekseev, V. S., Lyapin, A. P.

“…The notion of a discrete generating function is defined. The definition uses the falling factorial instead of a power function. A functional equation for the…”
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Algorithm for Computing the Truncation of the Discriminant of a Polynomial by Lyapin, A. P., Mikhalkin, E. N.

“…A program that computes the truncation of the discriminant for a polynomial of one variable onto facets of the Newton polytope for the discriminant of this…”
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Modeling of Ultrasonic Flaw Detection Processes in the Task of Searching and Visualizing Internal Defects in Assemblies and Structures by Sobol, B. V., Soloviev, A. N., Vasiliev, P. V., Lyapin, A. A.

“…Introduction . Inverse problems are a specific type of tasks where the consequences of phenomena are studied to identify their causes. They are widely used in…”
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Solving the Cauchy Problem for a Three-dimensional Difference Equation in a Parallelepiped by Apanovich, M. S., Lyapin, A. P., Shadrin, K. V.

“…An algorithm for solving the Cauchy problem for a three-dimensional difference equation with constant coefficients by given coefficients of the difference…”
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Algorithm for Solving the Cauchy Problem for a Two-Dimensional Difference Equation with Initial Data Defined in a “Strip” by Apanovich, M. S., Lyapin, A. P., Shadrin, K. V.

“…In this paper, we propose an algorithm for solving the Cauchy problem for a two-dimensional difference equation with constant coefficients at a point, based on…”
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More than 2.3 W diode-pumped quasi-continuous-wave Pr,Mg:SrAl12O19 bulk laser and the first demonstration of Co:ZnSe-based passively Q-switched deep red laser at 724 nm by Zhou, L.B., Zou, J.Y., Zheng, W.X., Zhang, T., Xu, B., Xu, X.D., Lyapin, A.A., Xu, J.

“…•The highest CW output power of 1.63 W was obtained in Pr,Mg:SrAl12O19 laser at 643 nm.•The instantaneous output power can be further promoted to 2.32 W by…”
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Analysis of neural network results based on experimental data during indentation by Babushkina, N, Lyapin, A, Kovaleva, A

“…The article is devoted to the development of machine learning methods for classes of technical problems, including determining the properties of materials…”
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Relation between X-ray and Sunyaev—Zeldovich Galaxy Cluster Mass Measurements by Lyapin, A. R., Burenin, R. A.

“…We investigate the possibility of transferring the galaxy cluster mass scale calibrations from weak-lensing measurements to X-ray cluster mass measurements…”
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Energy dispersive x-ray diffraction and reverse Monte Carlo structural study of liquid gallium under pressure by Yagafarov, O. F., Katayama, Y., Brazhkin, V. V., Lyapin, A. G., Saitoh, H.

“…The structure of liquid gallium has been studied along the melting curve from 0.64 to 5.6 GPa by the energy dispersive x-ray diffraction technique, followed by…”
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FOURTH MARRIAGE: ABOUT THE FAMILY LIFE OF PRINCE SEMEN SHAKHOVSKY by Lyapin, D. A.

“…The article deals with the circumstances of the private life of Prince Semyon Shakhovsky, an outstanding writer, poet, publicist, religious figure of the first…”
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