Search Results - "Tkachenko, A. A."

International Migration and Migration Policy Reforms by A. A. Tkachenko

“…The article examines the problems of regulating illegal migration by developed countries and the European Union, the achievements that cause not always correct…”
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Discovery of β Cep pulsations in the eclipsing binary V453 Cygni by Southworth, John, Bowman, D M, Tkachenko, A, Pavlovski, K

“…ABSTRACT V453 Cyg is an eclipsing binary containing 14 and 11 $\, {\rm M}_\odot$ stars in an eccentric short-period orbit. We have discovered β Cep-type…”
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Geometric Control of Universal Hydrodynamic Flow in a Two-Dimensional Electron Fluid by Keser, Aydın Cem, Wang, Daisy Q., Klochan, Oleh, Ho, Derek Y. H., Tkachenko, Olga A., Tkachenko, Vitaly A., Culcer, Dimitrie, Adam, Shaffique, Farrer, Ian, Ritchie, David A., Sushkov, Oleg P., Hamilton, Alexander R.

“…Fluid dynamics is one of the cornerstones of modern physics and has recently found applications in the transport of electrons in solids. In most solids,…”
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Properties of the Extremely Energetic GRB 221009A from Konus-WIND and SRG/ART-XC Observations by Frederiks, D., Svinkin, D., Lysenko, A. L., Molkov, S., Tsvetkova, A., Ulanov, M., Ridnaia, A., Lutovinov, A. A., Lapshov, I., Tkachenko, A., Levin, V.

“…We report on Konus-WIND (KW) and Mikhail Pavlinsky Astronomical Roentgen Telescope – X-ray Concentrator (ART-XC) observations and analysis of a nearby GRB…”
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Acoustically shaped DNA-programmable materials by Arnon, Z. A., Piperno, S., Redeker, D. C., Randall, E., Tkachenko, A. V., Shpaisman, H., Gang, O.

“…Recent advances in DNA nanotechnology allow for the assembly of nanocomponents with nanoscale precision, leading to the emergence of DNA-based material…”
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Stress Responses of Bacterial Cells as Mechanism of Development of Antibiotic Tolerance (Review) by Tkachenko, A. G.

“…The defense mechanisms of bacterial cells against antibiotics, which induce specific complexes of adaptive reactions at the levels of replication,…”
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Mechanisms for Strong Anisotropy of In-Plane g-Factors in Hole Based Quantum Point Contacts by Miserev, D S, Srinivasan, A, Tkachenko, O A, Tkachenko, V A, Farrer, I, Ritchie, D A, Hamilton, A R, Sushkov, O P

“…In-plane hole g factors measured in quantum point contacts based on p-type heterostructures strongly depend on the orientation of the magnetic field with…”
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Comment on "Colossal Pressure-Induced Softening in Scandium Fluoride" by Zaliznyak, I A, Bozin, E, Tkachenko, A V

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Asteroseismic masses, ages, and core properties of γ Doradus stars using gravito-inertial dipole modes and spectroscopy by Mombarg, J S G, Van Reeth, T, Pedersen, M G, Molenberghs, G, Bowman, D M, Johnston, C, Tkachenko, A, Aerts, C

“…Abstract The asteroseismic modelling of period spacing patterns from gravito-inertial modes in stars with a convective core is a high-dimensional problem. We…”
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SRG/ART-XC Galactic Bulge deep survey. I. Maximum likelihood source detection algorithm for X-ray surveys by Semena, A, Vikhlinin, A, Mereminskiy, I, Lutovinov, A, Tkachenko, A, Lapshov, I, Burenin, R

“…ABSTRACT We describe an X-ray source detection method entirely based on the maximum likelihood analysis, in application to observations with the ART-XC…”
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The centennial anniversary of the first census of urban population in the USSR and other achievements of researchers in the present and past in the field of population studies by Tkachenko, Alexander A.

“…The article explores significant milestones in the history of demography and population statistics, encompassing institutions, events, and notable figures. It…”
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Problems of the Global Civilization: Economic and Environmental Changes by A. A. Tkachenko

“…The article deals with problems of the world civilization, which, in the author’s opinion, are key in the era of transition to a new economy. Special attention…”
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Binary asteroseismic modelling: isochrone-cloud methodology and application to Kepler gravity mode pulsators by Johnston, C, Tkachenko, A, Aerts, C, Molenberghs, G, Bowman, D M, Pedersen, M G, Buysschaert, B, Pápics, P I

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All-fiber Brillouin optical spectrum analyzer based on self-sweeping fiber laser by Tkachenko, A Yu, Lobach, I A, Kablukov, S I

“…We proposed and demonstrated an all-fiber scheme for optical spectrum measurement based on stimulated Brillouin scattering and frequency self-sweeping laser…”
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SRG/ART-XC and NuSTAR Observations of the X-Ray pulsar GRO J1008–57 in the Lowest Luminosity State by Lutovinov, A., Tsygankov, S., Molkov, S., Doroshenko, V., Mushtukov, A., Arefiev, V., Lapshov, I., Tkachenko, A., Pavlinsky, M.

“…We report results of the first broadband observation of the transient X-ray pulsar GRO J1008−57 performed in the quiescent state. Observations were conducted…”
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KIC 5950759: a high-amplitude δ Sct star with amplitude and frequency modulation near the terminal age main sequence by Bowman, D M, Hermans, J, Daszyńska-Daszkiewicz, J, Holdsworth, D L, Tkachenko, A, Murphy, S J, Smalley, B, Kurtz, D W

“…ABSTRACT Among the intermediate mass pulsating stars known as δ Sct stars is a subset of high-amplitude and predominantly radial-mode pulsators known as…”
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Hard X-rays and QPO in Swift J1727.8−1613: the rise and plateau of the 2023 outburst by Mereminskiy, I, Lutovinov, A, Molkov, S, Krivonos, R, Semena, A, Sazonov, S, Tkachenko, A, Sunyaev, R

“…We report on the detection of type-C quasi-periodic oscillations during the initial stages of the outburst of Swift J1727.8–1613 in 2023. Using data of the…”
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Energy spectra of abundant cosmic-ray nuclei in the NUCLEON experiment by Grebenyuk, V., Karmanov, D., Kovalev, I., Kudryashov, I., Kurganov, A., Panov, A., Podorozhny, D., Tkachenko, A., Tkachev, L., Turundaevskiy, A., Vasiliev, O., Voronin, A.

“…The NUCLEON satellite experiment is designed to directly investigate the energy spectra of cosmic-ray nuclei and the chemical composition (Z = 1–30) in the…”
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Effect of Disorder on Magnetotransport in Semiconductor Artificial Graphene by Tkachenko, O. A., Tkachenko, V. A., Baksheev, D. G., Sushkov, O. P.

“…Magnetotransport in mesoscopic samples with semiconductor artificial graphene has been simulated within the Landauer–Büttiker formalism. Model four-terminal…”
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A search for magnetic δ Scuti stars in Kepler hybrid candidates by Thomson-Paressant, K, Neiner, C, Lampens, P, Labadie-Bartz, J, Monier, R, Mathias, P, Tkachenko, A

“…ABSTRACT Numerous candidate hybrid stars of type δ Scuti–γ Doradus have been identified with the Kepler satellite. However, many of them lie outside the…”
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