Search Results - "PAMYATNYKH, A. A"

Pulsation frequency distribution in δ Scuti stars by Balona, L. A., Daszyńska-Daszkiewicz, J., Pamyatnykh, A. A.

“…We study the frequency distributions of Delta Scuti (δ Scuti) stars observed by the Kepler satellite in short-cadence mode. To minimize errors in the estimated…”
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Asteroseismology of the double-radial mode δ Scuti star BP Pegasi by Daszyńska-Daszkiewicz, J, Walczak, P, Pamyatnykh, A A, Szewczuk, W

“…ABSTRACT Using the All-Sky Automated Survey data, we determine the pulsational frequencies of the high-amplitude δ Scuti star BP Pegasi. The analysis revealed…”
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Seismic analysis of the double-mode radial pulsator SX Phoenicis by Daszyńska-Daszkiewicz, J, Pamyatnykh, A A, Walczak, P, Szewczuk, W

“…ABSTRACT We present the results of complex seismic analysis of the prototype star SX Phoenicis. This analysis consists of a simultaneous fitting of the two…”
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Interpretation of the BRITE oscillation data of the hybrid pulsator ν Eridani: a call for the modification of stellar opacities by Daszynska-Daszkiewicz, J, Pamyatnykh, A A, Walczak, P, Colgan, J, Fontes, C J, Kilcrease, D P

“…The analysis of the BRIght Target Explorer (BRITE) oscillation spectrum of the main-sequence early B-type star nu Eridani is presented. Only models with the…”
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Mode identification and seismic study of δ Scuti, the prototype of a class of pulsating stars by Daszyńska-Daszkiewicz, J, Pamyatnykh, A A, Walczak, P, Handler, G, Pigulski, A, Szewczuk, W

“…ABSTRACT We present a seismic study of δ Scuti based on a mode identification from multicoulor photometry. The dominant frequency can be associated only with a…”
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The two hybrid B-type pulsators: ν Eridani and 12 Lacertae by Dziembowski, W. A., Pamyatnykh, A. A.

“…The rich oscillation spectra determined for the two stars, ν Eridani and 12 Lacertae, present an interesting challenge to stellar modelling. The stars are…”
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Electron Quantum Waves in Metal Nanowires by Pamyatnykh, E. A.

“…It is demonstrated in this work that the quantization of transverse motion of electrons in metal nanowires gives rise to transparency windows in the region of…”
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Motion and Interaction of Magnetic Dislocations in Alternating Magnetic Field by Pamyatnykh, L. A., Filippov, B. N., Agafonov, L. Y., Lysov, M. S.

“…The behavior of magnetic dislocations (MDs) in an alternating harmonic magnetic field in iron garnets has been experimentally investigated. The results are…”
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Towards mode selection in δ Scuti stars: regularities in observed and theoretical frequency spectra by Breger, M., Lenz, P., Pamyatnykh, A. A.

“…Only a fraction of the theoretically predicted non-radial pulsation modes have so far been observed in δ Scuti stars. Nevertheless, the large number of…”
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Pulsational instability in B-type supergiant stars by Daszy ska-Daszkiewicz, J., Ostrowski, J., Pamyatnykh, A. A.

“…We present results of the instability analysis of the post-main sequence massive star models against radial and non-radial pulsations. We confirm that both p-…”
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Pulsational instability in B-type supergiant stars by Daszyńska-Daszkiewicz, J., Ostrowski, J., Pamyatnykh, A. A.

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Excitation and visibility of slow modes in rotating B-type stars by Dziembowski, W. A., Daszyńska-Daszkiewicz, J., Pamyatnykh, A. A.

“…We use the traditional approximation to describe oscillations with frequencies comparable to the angular rotation rate. Validity of this approximation in…”
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DETECTION OF HIGH-DEGREE PROGRADE SECTORAL MODE SEQUENCES IN THE A-STAR KIC 8054146? by Breger, M, Lenz, P, Pamyatnykh, A A

“…This paper examines the 46 frequencies found in the delta Sct star KIC 8054146 involving a frequency spacing of exactly 2.814 cycles day super(-1) (32.57 mu…”
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Regularities in frequency spacings of delta Scuti stars: the Kepler star KIC9700322 by Breger, M, Balona, L, Lenz, P, Hollek, J K, Kurtz, D W, Catanzaro, G, Marconi, M, Pamyatnykh, A A, Smalley, B, Suarez, J C, Szabo, R, Uytterhoeven, K, Ripepi, V, Christensen-Dalsgaard, J, Kjeldsen, H, Fanelli, M N, Ibrahim, KA, Uddin, K

“…In the faint star KIC9700322 observed by the Kepler satellite, 76 frequencies with amplitudes from 14 to 29000ppm were detected. The two dominant frequencies…”
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The hybrid B-type pulsator   Pegasi: mode identification and complex seismic modelling by Walczak, P., Daszynska-Daszkiewicz, J., Pamyatnykh, A. A., Zdravkov, T.

“…We present an interpretation of the oscillation spectrum of the early B-type star ... Pegasi, in which both low-order p/g and high-order g-modes are observed…”
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Asteroseismology of the β Cephei star ν Eridani: interpretation and applications of the oscillation spectrum by Pamyatnykh, A. A., Handler, G., Dziembowski, W. A.

“…The oscillation spectrum of ν Eri is the richest known for any variable of the β Cephei type. We interpret the spectrum in terms of normal mode excitation and…”
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Discovery and analysis of p-mode and g-mode oscillations in the A-type primary of the eccentric binary HD 209295 by Handler, G., Balona, L. A., Shobbrook, R. R., Koen, C., Bruch, A., Romero-Colmenero, E., Pamyatnykh, A. A., Willems, B., Eyer, L., James, D. J., Maas, T.

“…We have discovered both intermediate-order gravity mode and low-order pressure mode pulsation in the same star, HD 209295. It is therefore both a γ Doradus and…”
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Asteroseismology of Hybrid Pulsators Made Possible: Simultaneous MOST Space Photometry and Ground-Based Spectroscopy of γ Peg by Handler, G, Matthews, J. M, Eaton, J. A, Daszyńska-Daszkiewicz, J, Kuschnig, R, Lehmann, H, Rodríguez, E, Pamyatnykh, A. A, Zdravkov, T, Lenz, P, Costa, V, Díaz-Fraile, D, Sota, A, Kwiatkowski, T, Schwarzenberg-Czerny, A, Borczyk, W, Dimitrov, W, Fagas, M, Kamiński, K, Rożek, A, van Wyk, F, Pollard, K. R, Kilmartin, P. M, Weiss, W. W, Guenther, D. B, Moffat, A. F. J, Rucinski, S. M, Sasselov, D. D, Walker, G. A. H

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Mechanism of the Self-Organization of a Domain Structure in Magnetic Films within the Ginzburg–Landau Model by Mekhonoshin, D. S., Pamyatnykh, L. A.

“…The spontaneous formation of dynamic spiral domains, which is a type of the self-organization of a magnetic domain structure, in a thin ferromagnetic film…”
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The BRITE-Constellation Nanosatellite Space Mission And Its First Scientific Results by Handler, G., Pigulski, A., Weiss, W. W., Moffat, A. F. J., Kuschnig, R., Wade, G. A., Orleański, G., Ruciński, S. M., Koudelka, O., Smolec, R., Zwintz, K., Matthews, J. M., Popowicz, A., Baade, D., Neiner, C., Pamyatnykh, A. A., Rowe, J., Schwarzenberg-Czerny, A.

“…The BRIght Target Explorer (BRITE) Constellation is the first nanosatellite mission applied to astrophysical research. Five satellites in low-Earth orbits…”
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