Search Results - "Kuznetsov, A P"

Analytical Solutions with Zero Front to the Nonlinear Degenerate Parabolic System by Kazakov, A. L., Kuznetsov, P. A.

“…We consider a special boundary value problem for a nonlinear parabolic system proposed by J. Murray and used to describe population dynamics. The boundary…”
Get full text

Study of the Short-Wave Infrared Range Photodetector Array Module in the Rangefinder Mode by Kuznetsov, P. A., Moschev, I. S.

“…The first domestic matrix photodetector module (PDM) of the short-wave infrared range (SWIR) for active-pulse imaging devices is presented. The PDM includes…”
Get full text

Storage Cell with Analog-to-Digital Conversion for Focal Plane Arrays of the Long-Wave IR Range by Kuznetsov, P. A., Kuznetsov, A. N., Yakimov, Yu. A.

“…Variants of the circuitry of storage cells with analog-to-digital conversion in focal plane arrays (FPAs) of the long-wavelength IR range are considered. The…”
Get full text

Effect of the Boundary Conditions on the High-Frequency Electrical Conductivity of a Thin Conducting Layer in a Longitudinal Magnetic Field by Kuznetsova, I. V., Savenko, O. V., Kuznetsov, P. A.

“…The problem of the high-frequency conductivity of a thin conducting layer in a longitudinal magnetic field is solved using a kinetic approach taking into…”
Get full text

A Study of the Structure and Magnetic Properties of the Soft Magnetic 80 Chromium Permalloy Manufactured by Additive Technology by Zhukov, A. S., Manninen, S. A., Tit, M. A., Olisov, A. V., Knyazyuk, T. V., Kuznetsov, P. A.

“…The effects of heat treatment on the structure and magnetic properties of the 80NHS grade permalloy produced by selective laser melting (SLM) of gas-atomized…”
Get full text

Nonuniformity of Magnetic Characteristics of a Cobalt-Based Amorphous Alloy in the As-Quenched State by Skulkina, N. A., Nekrasov, E. S., Denisov, N. D., Kuznetsov, P. A., Mazeeva, A. K.

“…To ascertain opportunities for the optimization of magnetic properties of a cobalt-based soft magnetic amorphous alloy AMAG-172 (Co–Ni–Fe–Cr–Mn–Si–B) results…”
Get full text

The Effect of Treatment with Acetone on the Change in the Magnetic Characteristics of an Amorphous Cobalt Based Alloy with Time by Skulkina, N. A., Nekrasov, E. S., Denisov, N. D., Ligus, A. A., Kuznetsov, P. A., Mazeeva, A. K.

“…Studies have demonstrated that the surface treatment of an amorphous magnetically soft Co–Ni–Fe–Cr–Mn–Si–B alloy ribbon with acetone exerts an effect on the…”
Get full text

Composite Structure as a Strengthening Factor of Stainless Austenitic Chromium–Nickel Additive Steel by Staritsyn, M. V., Kuznetsov, P. A., Petrov, S. N., Mikhailov, M. S.

“…This paper presents the results of the study of the structure of samples manufactured using the selective laser melting (SLM) method of a powder of stainless…”
Get full text

Extension of the Dynamic Range of Short-Wavelength IR FPAs by Kuznetsov, P. A., Moshchev, I. S.

“…Necessity of extension of the dynamic range of short-wavelength IR FPAs is substantiated. Conventional methods exhibit low efficiency, especially, in…”
Get full text

Influence of Polymer Coating on the Magnetic Characteristics of Ribbon of an Amorphous Cobalt-Based Alloy in the As-Quenched State by Skulkina, N. A., Mazeeva, A. K., Kuznetsov, P. A., Chekis, V. I., Denisov, N. D., Nekrasov, E. S.

“…Samples of cobalt-based amorphous soft magnetic alloy AMAG-172 (Co–Ni–Fe–Cr–Mn–Si–B) with near-zero negative values of saturation magnetostriction were used to…”
Get full text

Features of Melt Gas Atomization and Selective Laser Melting of High-Strength Austenitic Nitrogen-Containing Steel Powders by Kuznetsov, P. A., Shakirov, I. V., Bobyr’, V. V., Zhukov, A. S., Klimov, V. N.

“…Preparation of nitrogen-containing steel 04Kh20N6G11M2AFB powder and subsequent selective laser melting (SLM) are studied. The effect of oxygen in the…”
Get full text

Creation of Three-Dimensional Model of Magnetized Section of Pipeline for Intratubal Magnetic Flaw Detection by Manninen, S. A., Kuznetsov, P. A.

“…A method of detection and identification of defects inside pipes that have been magnetized by a variable current is considered. A three-dimensional computer…”
Get full text

Anishchenko–Astakhov Quasiperiodic Generator Excited by External Harmonic Force by Kuznetsov, A. P., Sedova, Yu. V.

“…—A harmonic effect on a modified Anishchenko–Astakhov generator capable of demonstrating two-frequency quasi-periodic oscillations in the autonomous mode is…”
Get full text

Review: L. S. Bark, L. N. Bolshev, P. I. Kuznetsov, A. P. Cherenkov, Tables of the Rayleigh-Rice Distributions by Owen, D. B.

Get full text

Two Coupled Quasiperiodic Generators Excited by External Force by Kuznetsov, A. P., Sedova, Yu. V., Stankevich, N. V.

“…A system of two dissipatively coupled generators, which can exhibit autonomous quasiperiodic oscillations, excited by a harmonic signal, is studied. Lyapunov…”
Get full text

The mechanism of twins formation by Kuznetsov, P. A., Plokhikh, E. S.

“…   What events in pregnant woman underlie twins formation? What do zygosity, chorionicity and amnionicity depend on? It seems that the answer is very clear. As…”
Get full text

First Detection of Podocytes in the Circulatory System of Enigmatic Echiurids (Annelida: Thalassematidae) by Kuznetsov, P. A., Ereskovsky, A. V., Temereva, E. N.

“…The fine structure of echiurid blood vessels in the proboscis is known in detail, but the circulatory system of the trunk is still understood mainly at the…”
Get full text

The Problem of Diffusion Wave Initiation for a Nonlinear Second-Order Parabolic System by Kazakov, A. L., Kuznetsov, P. A., Spevak, L. F.

“…The study of nonlinear singular parabolic equations occupies a key place in the scientific school of A. F. Sidorov. In particular, the problem on initiating a…”
Get full text

Evaluation of the Possibility of Formation of a Controlled Structure by Changing the Technological Parameters of the LPBF Process by Shakirov, I. V., Olisov, A. V., Kuznetsov, P. A., Zhukov, A. S.

“…The possibility is studied for a controlled structure to be created by varying parameters of the laser powder bed fusion (LPBF) process when using austenitic…”
Get full text

Evolution of methods of assessing the accuracy of metal-cutting machines. 2. Evolution of concepts and models used in assessing the accuracy of metal-cutting machines by Kuznetsov, A. P.

“…The evolution of methods used in assessing and monitoring the accuracy of metal-cutting machines is considered. Changes in terminology and in the concept of…”
Get full text