Works matching AU Prokopenko, N. A.

Results: 50

Determination by scratch testing of the quality of thin-film oxide coatings formed by vacuum-arc plasma-assisted method.

Published in:

Russian Physics Journal, 2025, v. 68, n. 3, p. 392, doi. 10.1007/s11182-025-03445-9

By:

Koval, N. N.;
Prokopenko, N. A.;
Petrikova, E. A.;
Vorobyov, M. S.;
Ivanov, Yu. F.

Publication type:

Article

Structure and properties of titanium and titanium oxide films formed on a substrate by vacuum-arc plasma-assisted method.

Published in:

Russian Physics Journal, 2025, v. 68, n. 3, p. 383, doi. 10.1007/s11182-025-03444-w

By:

Prokopenko, N. A.;
Petrikova, E. A.;
Petyukevich, M. S.;
Tolkachov, O. S.;
Koval, N. N.;
Ivanov, Yu. F.

Publication type:

Article

Structural Studies of the "Nitride Coating/Silumin Substrate" System after Pulsed Electron Beam Treatment.

Published in:

Journal of Surface Investigation: X-Ray, Synchrotron & Neutron Techniques, 2024, v. 18, p. S91, doi. 10.1134/S102745102470191X

By:

Krysina, O. V.;
Ivanov, Yu. F.;
Prokopenko, N. A.;
Teresov, A. D.;
Moskvin, P. V.;
Petrikova, E. A.;
Tolkachev, O. S.

Publication type:

Article

Plasma-Assisted Vacuum Arc Deposition of Multilayer Ceramic High-Entropy Alloy Films and Their Study with Synchrotron Radiation.

Published in:

Journal of Surface Investigation: X-Ray, Synchrotron & Neutron Techniques, 2023, v. 17, p. S28, doi. 10.1134/S1027451023070418

By:

Prokopenko, N. A.;
Ivanov, Yu. F.;
Koval, N. N.;
Krysina, O. V.;
Petrikova, E. A.;
Tolkachev, O. S.;
Shugurov, V. V.;
Akhmadeev, Yu. Kh.;
Uglov, V. V.;
Shmakov, A. N.

Publication type:

Article

Formation and Analysis of Multilayer Multielement Nanostructured Metal Films.

Published in:

Journal of Surface Investigation: X-Ray, Synchrotron & Neutron Techniques, 2023, v. 17, n. 6, p. 1452, doi. 10.1134/S1027451023060277

By:

Ivanov, Yu. F.;
Prokopenko, N. A.;
Shugurov, V. V.;
Tolkachev, O. S.;
Petrikova, E. A.;
Petyukevich, M. S.;
Krysina, O. V.;
Akhmadeev, Yu. H.;
Shmakov, A. N.

Publication type:

Article

On the Formation and Investigation of Multilayer Films of a High-Entropy Alloy Obtained by the Ion-Plasma Method in a Nitrogen Environment.

Published in:

Journal of Surface Investigation: X-Ray, Synchrotron & Neutron Techniques, 2023, v. 17, n. 6, p. 1287, doi. 10.1134/S1027451023060034

By:

Ahmadeev, Yu. H.;
Ivanov, Yu. F.;
Koval, N. N.;
Shugurov, V. V.;
Petrikova, E. A.;
Krysina, O. V.;
Prokopenko, N. A.;
Azhazha, I. I.;
Shmakov, A. N.

Publication type:

Article

Structure and Properties of Hard Nitride Coatings from a High-Entropy Alloy.

Published in:

Journal of Surface Investigation: X-Ray, Synchrotron & Neutron Techniques, 2022, v. 16, n. 6, p. 1061, doi. 10.1134/S1027451022060118

By:

Ivanov, Yu. F.;
Prokopenko, N. A.;
Petrikova, E. A.;
Shugurov, V. V.;
Teresov, A. D.;
Tolkachev, O. S.

Publication type:

Article

Some Aspects of Neuropsychology of Temperament.

Published in:

Neurophysiology, 2012, v. 43, n. 6, p. 487, doi. 10.1007/s11062-012-9253-5

By:

Prokopenko, N.

Publication type:

Article

Influence of discrete ribs on the vibrations of rectangular plates.

Published in:

International Applied Mechanics, 2006, v. 42, n. 2, p. 181, doi. 10.1007/s10778-006-0074-3

By:

Zarutskii, V.;
Prokopenko, N.

Publication type:

Article

Natural Vibrations of Ribbed Cylindrical Shells with Low Shear Stiffness.

Published in:

International Applied Mechanics, 2005, v. 41, n. 4, p. 397, doi. 10.1007/s10778-005-0102-8

By:

Zarutskii, V.;
Prokopenko, N.

Publication type:

Article

Dispersion Equations for Harmonic Waves Propagating along a Cylindrical Shell Reinforced with A Rib Mesh (Single-Mode Approximation).

Published in:

International Applied Mechanics, 2004, v. 40, n. 2, p. 190, doi. 10.1023/B:INAM.0000028598.80043.2d

By:

Zarutskii, V. A.;
Prokopenko, N. Ya.

Publication type:

Article

Dispersion Curves for Harmonic Waves Propagating Along the Directrix of a Cylindrical Shell Reinforced with Rings.

Published in:

International Applied Mechanics, 2003, v. 39, n. 10, p. 1193, doi. 10.1023/B:INAM.0000010371.94723.02

By:

Zarutskii, V. A.;
Prokopenko, N. Ya.

Publication type:

Article

Dispersion Curves for Harmonic Waves in Longitudinally Reinforced Cylindrical Shells.

Published in:

International Applied Mechanics, 2003, v. 39, n. 6, p. 721, doi. 10.1023/A:1025754127052

By:

Zarutskii, V. A.;
Prokopenko, N. Ya.

Publication type:

Article

Influence of Discrete Longitudinal Ribs on Harmonic Waves in Cylindrical Shells.

Published in:

International Applied Mechanics, 2003, v. 39, n. 4, p. 457, doi. 10.1023/A:1024983219491

By:

Zarutskii, V. A.;
Prokopenko, N. Ya.

Publication type:

Article

Vibrations and Stability of Shallow Ribbed Shells with a Rectangular Planform.

Published in:

International Applied Mechanics, 2002, v. 38, n. 6, p. 710, doi. 10.1023/A:1020480828623

By:

Zarutskii, V.;
Prokopenko, N.

Publication type:

Article

Effect of Discrete Rib Arrangement on the Stability of Rectangular Plates Reinforced by Orthogonal Ribs.

Published in:

International Applied Mechanics, 2000, v. 36, n. 8, p. 1097, doi. 10.1023/A:1026617218800

By:

Zarutskii, V.;
Prokopenko, N.

Publication type:

Article

The natural vibrations of rectangular plates reinforced by orthogonal ribs.

Published in:

International Applied Mechanics, 2000, v. 36, n. 7, p. 948, doi. 10.1007/BF02682304

By:

Zarutskii, V.;
Prokopenko, N.

Publication type:

Article

Active Notch RC-Filters of the Fourth Order with an Adjustable Delay Band and Uneven Amplitude–Frequency Response.

Published in:

Journal of Communications Technology & Electronics, 2023, v. 68, n. 2, p. 192, doi. 10.1134/S1064226923020043

By:

Denisenko, D. Yu.;
Prokopenko, N. N.

Publication type:

Article

Configurable structured array for fabrication of radiation-hardened analog interfaces.

Published in:

Journal of Communications Technology & Electronics, 2017, v. 62, n. 10, p. 1193, doi. 10.1134/S1064226917090078

By:

Dvornikov, O.;
Dyatlov, V.;
Prokopenko, N.;
Chekhovskii, V.

Publication type:

Article

Design of Low-Temperature DDOAs on the Elements of BiJFet Array Chip MH2XA030.

Published in:

Serbian Journal of Electrical Engineering, 2018, v. 15, n. 2, p. 233, doi. 10.2298/SJEE1802233D

By:

Dvornikov, Oleg V.;
Tchekhovski, Vladimir A.;
Dziatlau, Valentin L.;
Prokopenko, Nikolay N.;
Butyrlagin, Nikolay V.

Publication type:

Article

Structure and Phase State of Ceramic High-Entropy Alloy Coatings Formed by Plasma-Assisted Vacuum Arc Deposition.

Published in:

Russian Physics Journal, 2023, v. 66, n. 8, p. 829, doi. 10.1007/s11182-023-03011-1

By:

Ivanov, Yu. F.;
Akhmadeev, Yu. H.;
Koval, N. N.;
Shugurov, V. V.;
Petrikova, E. A.;
Krysina, O. V.;
Prokopenko, N. A.;
Tolkachev, O. S.

Publication type:

Article

Electron-Beam Surface Processing of Metal Materials Manufactured by Additive Methods.

Published in:

Russian Physics Journal, 2023, v. 65, n. 11, p. 1971, doi. 10.1007/s11182-023-02858-8

By:

Teresov, A. D.;
Petrikova, E. A.;
Ivanov, Yu. F.;
Krysina, O. V.;
Prokopenko, N. A.

Publication type:

Article

Structure and Properties of a High-Entropy Alloy Saturated With Boron by the Additive Method.

Published in:

Russian Physics Journal, 2023, v. 65, n. 11, p. 1848, doi. 10.1007/s11182-023-02841-3

By:

Ivanov, Yu.F.;
Shugurov, V. V.;
Petrikova, E. A.;
Prokopenko, N. A.;
Teresov, A. D.;
Tolkachev, O. S.

Publication type:

Article

Multielement Nitride Coatings of Quasi-Equiatomic Compositions Synthetized by the Ion-Plasma Method.

Published in:

Russian Physics Journal, 2023, v. 65, n. 11, p. 1855, doi. 10.1007/s11182-023-02842-2

By:

Ivanov, Yu. F.;
Akhmadeev, Yu. H.;
Koval, N. N.;
Shugurov, V. V.;
Petrikova, E. A.;
Krysina, O. V.;
Prokopenko, N. A.;
Tolkachev, O. S.

Publication type:

Article

Structure and Properties of Multi-Layer Films of High-Entropy Metals Deposited by the Ion-Plasma Method.

Published in:

Russian Physics Journal, 2022, v. 64, n. 12, p. 2207, doi. 10.1007/s11182-022-02578-5

By:

Ivanov, Yu. F.;
Koval, N. N.;
Akhmadeev, Yu. H.;
Uglov, V. V.;
Shugurov, V. V.;
Petrikova, E. A.;
Krysina, O. V.;
Prokopenko, N. A.;
Azhazha, I. I.

Publication type:

Article

Synthesis, Properties and Structure of Arc-PVD Molybdenum and Molybdenum Nitride Monolayer Coatings.

Published in:

Russian Physics Journal, 2021, v. 64, n. 2, p. 309, doi. 10.1007/s11182-021-02330-5

By:

Krysina, O. V.;
Ivanov, Yu. F.;
Prokopenko, N. A.;
Shugurov, V. V.;
Petrikova, E. A.;
Tolkachev, O. S.

Publication type:

Article

Ion Beam Generation in a Vacuum Arc Ion Source with a Multicomponent Cathode.

Published in:

Russian Physics Journal, 2021, v. 63, n. 10, p. 1783, doi. 10.1007/s11182-021-02232-6

By:

Frolova, V. P.;
Nikolaev, A. G.;
Yushkov, G. Yu.;
Kiziridi, P. P.;
Prokopenko, N. A.

Publication type:

Article

Transition process of cylindrical-shell vibrations under a local disturbing load.

Published in:

International Applied Mechanics, 1999, v. 35, n. 4, p. 385, doi. 10.1007/BF02682222

By:

Amiro, I.;
Prokopenko, N.

Publication type:

Article

Transient process of the vibrations of a cylindrical shell as a system with many degrees of freedom.

Published in:

International Applied Mechanics, 1999, v. 35, n. 3, p. 269, doi. 10.1007/BF02682122

By:

Amiro, I.;
Prokopenko, N.

Publication type:

Article

Study of nonlinear vibrations of cylindrical shells with allowance for energy dissipation.

Published in:

International Applied Mechanics, 1999, v. 35, n. 2, p. 134, doi. 10.1007/BF02682145

By:

Amiro, I.;
Prokopenko, N.

Publication type:

Article

Effect of a change in the frequency of the disturbing load on the nonsteady vibration of a cylindrical shell.

Published in:

International Applied Mechanics, 1998, v. 34, n. 12, p. 1211, doi. 10.1007/BF02700875

By:

Amiro, I.;
Prokopenko, N.

Publication type:

Article

Influence of oscillation form on the amplitude-frequency relationship for ribbed cylindrical shells.

Published in:

International Applied Mechanics, 1998, v. 34, n. 11, p. 1113, doi. 10.1007/BF02700899

By:

Amiro, L;
Prokopenko, N.

Publication type:

Article

Nonlinear oscillations of cylindrical shells.

Published in:

International Applied Mechanics, 1997, v. 33, n. 11, p. 903, doi. 10.1007/BF02700579

By:

Amiro, I.;
Prokopenko, N.

Publication type:

Article

A configurable analog integrated circuit with programmable parameters.

Published in:

Instruments & Experimental Techniques, 2016, v. 59, n. 4, p. 539, doi. 10.1134/S0020441216030143

By:

Dvornikov, O.;
Chekhovskii, V.;
Dyatlov, V.;
Prokopenko, N.

Publication type:

Article

An integrated circuit of a universal comparator.

Published in:

Instruments & Experimental Techniques, 2015, v. 58, n. 4, p. 483, doi. 10.1134/S0020441215030197

By:

Dvornikov, O.;
Chekhovskii, V.;
Dyatlov, V.;
Prokopenko, N.

Publication type:

Article

An integrated circuit for silicon photomultipliers tubes.

Published in:

Instruments & Experimental Techniques, 2014, v. 57, n. 1, p. 40, doi. 10.1134/S0020441214010047

By:

Dvornikov, O.;
Tchekhovsi, V.;
Dyatlov, V.;
Prokopenko, N.

Publication type:

Article

Thermal Stability and Strength Characteristics of Modified Surface Layers of Eutectic Silumin Alloys.

Published in:

High Energy Chemistry, 2023, v. 57, p. S150, doi. 10.1134/S0018143923070329

By:

Petrikova, E. A.;
Ivanov, I. F.;
Teresov, A. D.;
Prokopenko, N. A.;
Rygina, M. E.

Publication type:

Article

Nitride Coatings Based on a High-Entropy Alloy Formed by the Ion-Plasma Method.

Published in:

High Energy Chemistry, 2023, v. 57, p. S77, doi. 10.1134/S0018143923070172

By:

Ivanov, Yu. F.;
Akhmadeev, Yu. H.;
Koval, N. N.;
Shugurov, V. V.;
Petrikova, E. A.;
Krysina, O. V.;
Prokopenko, N. A.;
Tolkachev, O. S.

Publication type:

Article

Features of a Multivalued Generalization of Binary Logic Operations in Linear Algebra for Problems of Digital Processing of Current-Output Sensor Signals.

Published in:

Automation & Remote Control, 2021, v. 82, n. 12, p. 2213, doi. 10.1134/S0005117921120122

By:

Chernov, N. I.;
Gulin, A. I.;
Butyrlagin, N. V.;
Prokopenko, N. N.

Publication type:

Article

RETROSPECTIVE ANALYSIS OF THE TAX SYSTEM REFORM OF UKRAINE.

Published in:

Financial & Credit Activity: Problems of Theory & Practice, 2021, v. 2, n. 37, p. 396, doi. 10.18371/fcaptp.v2i37.230323

By:

N., Prokopenko;
O., Gudz;
I., Kreidych;
M., Golovko;
O., Kazak

Publication type:

Article

Mutations Affecting the Development of the Peripheral Nervous System in Drosophila: A Molecular....

Published in:

Genetics, 2000, v. 156, n. 4, p. 1691, doi. 10.1093/genetics/156.4.1691

By:

Prokopenko, Sergei N.;
Yuchun He

Publication type:

Article

Skittles, a Drosophila phosphatidylinositol 4-phosphate 5-kinase, is required for cell viability...

Published in:

Genetics, 1998, v. 150, n. 4, p. 1527, doi. 10.1093/genetics/150.4.1527

By:

Hassan, Bassem A.;
Prokopenko, Sergei N.

Publication type:

Article

P-element insertion alleles of essential genes on the third chromosome of Drosophila melanogaster...

Published in:

Genetics, 1997, v. 147, n. 4, p. 1723, doi. 10.1093/genetics/147.4.1723

By:

Salzberg, Adi;
Prokopenko, Sergei N.

Publication type:

Article

Cyclin E at the centre of an identity crisis.

Published in:

Nature Cell Biology, 2005, v. 7, n. 1, p. 3, doi. 10.1038/ncb0105-3

By:

Chia, William;
Prokopenko, Sergei N.

Publication type:

Article

ESSENCE AND STRUCTURE CHARACTERISTISCS OF THE DEFINITION OF ECONOMIC AND INSTITUTIONAL MECHANISM OF ENTERPRISE MANAGEMENT.

Published in:

Problems of Improving the Efficiency of Infrastructure, 2014, n. 39, p. 85

By:

Prokopenko, N. S.;
Al-Khatima, Shlebat;
Tovmasan, V. R.

Publication type:

Article

Output Stages of Operational Amplifiers Based on Gallium Arsenide NJFET and Bipolar PNP Transistors.

Published in:

IUP Journal of Electrical & Electronics Engineering, 2023, v. 16, n. 2, p. 25

By:

A. A., Zhuk;
N. N., Prokopenko;
V. E., Chumakov;
A. V., Kunts

Publication type:

Article

Design Features of Op-Amp Based on Bipolar Transistors for Anti-Aliasing Active LPF with a Low Systematic Component of Zero Offset Voltage.

Published in:

IUP Journal of Electrical & Electronics Engineering, 2022, v. 15, n. 3, p. 24

By:

Chumakov V. E.;
Serebryakov A. I.;
Titov A. E.;
Prokopenko N. N.

Publication type:

Article

Classification of Active RC and RLC Filter Architectures of the Sallen-Key Family and Trends in Their Development.

Published in:

IUP Journal of Electrical & Electronics Engineering, 2022, v. 15, n. 2, p. 7

By:

D. Y., Denisenko;
V. E., Chumakov;
Y. I., Ivanov;
N. N., Prokopenko

Publication type:

Article

The promising pathophysiological aspects to better understand and manage the risks of rupture of unruptured cerebral aneurysms.

Published in:

Folia Neuropathologica, 2023, v. 61, n. 4, p. 472

By:

Shevaha, V.;
Payenok, A.;
Netliukh, A.;
Kobyletskyi, O.;
Zadorozhna, B.;
Holub, O.;
Salo, V.;
Prokopenko, N.;
Prykhod'ko, T.;
Novak, Yu.;
Danylyak, O.;
Kovalyk, M.;
Sukhanov, A.;
Lysetskyi, B.

Publication type:

Article

RESEARCH OF DYNAMIC CHARACTERISTICS OF INDUCTION MOTORS IN ELECTRIC DRIVES WITH MATCHING TRANSFORMER AND REDUCER.

Published in:

Electrical Engineering & Electromechanics, 2019, n. 2, p. 14, doi. 10.20998/2074-272X.2019.2.03

By:

Petrushin, V. S.;
Plotkin, Y. R.;
Yenoktaiev, R. N.;
Prokopenko, N. S.

Publication type:

Article