Search Results - "Antoci, V"

A new asteroseismic diagnostic for internal rotation in γ Doradus stars by Ouazzani, Rhita-Maria, Salmon, S J A J, Antoci, V, Bedding, T R, Murphy, S J, Roxburgh, I W

“…With four years of nearly continuous photometry from Kepler, we are finally in a good position to apply asteroseismology to ... Doradus stars. In particular,…”
Get full text

THE ROLE OF TURBULENT PRESSURE AS A COHERENT PULSATIONAL DRIVING MECHANISM: THE CASE OF THE δ SCUTI STAR HD 187547 by Antoci, V, Cunha, M, Houdek, G, Kjeldsen, H, Trampedach, R, Handler, G, LUFTINGER, T, Arentoft, T, Murphy, S

“…HD 187547 was the first candidate that led to the suggestion that solar-like oscillations are present in delta Scuti stars. Longer observations, however, show…”
Get full text

Do A-type stars flare? by Pedersen, M. G., Antoci, V., Korhonen, H., White, T. R., Jessen-Hansen, J., Lehtinen, J., Nikbakhsh, S., Viuho, J.

“…Abstract For flares to be generated, stars have to have a sufficiently deep outer convection zone (F5 and later), strong large-scale magnetic fields…”
Get full text

The first view of δ Scuti and γ Doradus stars with the TESS mission by Antoci, V, Cunha, M S, Bowman, D M, Murphy, S J, Kurtz, D W, Bedding, T R, Borre, C C, Christophe, S, Daszyńska-Daszkiewicz, J, Fox-Machado, L, García Hernández, A, Ghasemi, H, Handberg, R, Hansen, H, Hasanzadeh, A, Houdek, G, Johnston, C, Justesen, A B, Kahraman Alicavus, F, Kotysz, K, Latham, D, Matthews, J M, Mønster, J, Niemczura, E, Paunzen, E, Sánchez Arias, J P, Pigulski, A, Pepper, J, Richey-Yowell, T, Safari, H, Seager, S, Smalley, B, Shutt, T, Sódor, A, Suárez, J-C, Tkachenko, A, Wu, T, Zwintz, K, Barceló Forteza, S, Brunsden, E, Bognár, Z, Buzasi, D L, Chowdhury, S, De Cat, P, Evans, J A, Guo, Z, Guzik, J A, Jevtic, N, Lampens, P, Lares Martiz, M, Lovekin, C, Li, G, Mirouh, G M, Mkrtichian, D, Monteiro, M J P F G, Nemec, J M, Ouazzani, R-M, Pascual-Granado, J, Reese, D R, Rieutord, M, Rodon, J R, Skarka, M, Sowicka, P, Stateva, I, Szabó, R, Weiss, W W

“…ABSTRACT We present the first asteroseismic results for δ Scuti and γ Doradus stars observed in Sectors 1 and 2 of the TESS mission. We utilize the 2-min…”
Get full text

First Results from the Hertzsprung SONG Telescope: Asteroseismology of the G5 Subgiant Star μ Herculis by Grundahl, F., Andersen, M. Fredslund, Christensen-Dalsgaard, J., Antoci, V., Kjeldsen, H., Handberg, R., Houdek, G., Bedding, T. R., Pallé, P. L., Jessen-Hansen, J., Aguirre, V. Silva, White, T. R., Frandsen, S., Albrecht, S., Andersen, M. I., Arentoft, T., Brogaard, K., Chaplin, W. J., Harpsøe, K., Jørgensen, U. G., Karovicova, I., Karoff, C., Rasmussen, P. Kjærgaard, Lund, M. N., Lundkvist, M. Sloth, Skottfelt, J., Norup Sørensen, A., Tronsgaard, R., Weiss, E.

“…Abstract We report the first asteroseismic results obtained with the Hertzsprung Stellar Observations Network Group Telescope from an extensive high-precision…”
Get full text

Rotation and pulsation in Ap stars: first light results from TESS sectors 1 and 2 by Cunha, M S, Antoci, V, Holdsworth, D L, Kurtz, D W, Balona, L A, Bognár, Zs, Bowman, D M, Guo, Z, Kołaczek-Szymański, P A, Lares-Martiz, M, Paunzen, E, Skarka, M, Smalley, B, Sódor, Á, Kochukhov, O, Pepper, J, Richey-Yowell, T, Ricker, G R, Seager, S, Buzasi, D L, Fox-Machado, L, Hasanzadeh, A, Niemczura, E, Quitral-Manosalva, P, Monteiro, M J P F G, Stateva, I, De Cat, P, García Hernández, A, Ghasemi, H, Handler, G, Hey, D, Matthews, J M, Nemec, J M, Pascual-Granado, J, Safari, H, Suárez, J C, Szabó, R, Tkachenko, A, Weiss, W W

“…Abstract We present the first results from the Transiting Exoplanet Survey Satellite (TESS) on the rotational and pulsational variability of magnetic…”
Get full text

Pulsation versus metallicism in Am stars as revealed by LAMOST and WASP by Smalley, B, Antoci, V, Holdsworth, D L, Kurtz, D W, Murphy, S J, DeCat, P, Anderson, D R, Catanzaro, G, Cameron, A Collier, Hellier, C, Maxted, P FL, Norton, A J, Pollacco, D, Ripepi, V, West, R G, Wheatley, P J

“…Abstract We present the results of a study of a large sample of A and Am stars with spectral types from LAMOST and light curves from WASP. We find that, unlike…”
Get full text

TESS Cycle 2 observations of roAp stars with 2-min cadence data by Holdsworth, D L, Cunha, M S, Lares-Martiz, M, Kurtz, D W, Antoci, V, Barceló Forteza, S, De Cat, P, Derekas, A, Kayhan, C, Ozuyar, D, Skarka, M, Hey, D R, Shi, F, Bowman, D M, Kobzar, O, Ayala Gómez, A, Bognár, Zs, Buzasi, D L, Ebadi, M, Fox-Machado, L, García Hernández, A, Ghasemi, H, Guzik, J A, Handberg, R, Handler, G, Hasanzadeh, A, Jayaraman, R, Khalack, V, Kochukhov, O, Lovekin, C C, Mikołajczyk, P, Mkrtichian, D, Murphy, S J, Niemczura, E, Olafsson, B G, Pascual-Granado, J, Paunzen, E, Posiłek, N, Ramón-Ballesta, A, Safari, H, Samadi-Ghadim, A, Smalley, B, Sódor, Á, Stateva, I, Suárez, J C, Szabó, R, Wu, T, Ziaali, E, Zong, W, Seager, S

“…ABSTRACT We present the results of a systematic search of the Transiting Exoplanet Survey Satellite (TESS) 2-min cadence data for new rapidly oscillating Ap…”
Get full text

TESS cycle 1 observations of roAp stars with 2-min cadence data by Holdsworth, D L, Cunha, M S, Kurtz, D W, Antoci, V, Hey, D R, Bowman, D M, Kobzar, O, Buzasi, D L, Kochukhov, O, Niemczura, E, Ozuyar, D, Shi, F, Szabó, R, Samadi-Ghadim, A, Bognár, Zs, Fox-Machado, L, Khalack, V, Lares-Martiz, M, Lovekin, C C, Mikołajczyk, P, Mkrtichian, D, Pascual-Granado, J, Paunzen, E, Richey-Yowell, T, Sódor, Á, Sikora, J, Yang, T Z, Brunsden, E, David-Uraz, A, Derekas, A, García Hernández, A, Guzik, J A, Hatamkhani, N, Handberg, R, Lambert, T S, Lampens, P, Murphy, S J, Monier, R, Pollard, K R, Quitral-Manosalva, P, Ramón-Ballesta, A, Smalley, B, Stateva, I, Vanderspek, R

“…ABSTRACT We present the results of a systematic search for new rapidly oscillating Ap (roAp) stars using the 2-min cadence data collected by the Transiting…”
Get full text

Hybrid gamma Doradus-delta Scuti Pulsators: New Insights into the Physics of the Oscillations from Kepler Observations by Grigahcène, Ahmed, Antoci, V., Balona, L., Catanzaro, G., Daszynska-Daszkiewicz, J., Guzik, J. A., Handler, G., Houdek, G., Kurtz, D. W., Marconi, M., Monteiro, M J P F G, Moya, A., Ripepi, V., Suarez, Uytterhoeven, K., Borucki, W. J., Brown, T. M., Christensen-Dalsgaard, J., Gilliland, R. L., Jenkins, J. M., Kjeldsen, H., Koch, D., Bernabei, S., Bradley, P., Breger, M., Di Criscienzo, M., Dupret, Marc-Antoine, Garcí­a, R. A., Garcí­a Hernández, A., Jackiewicz, J., Kaiser, A., Lehmann, H., Martí­n-Ruiz, S., Mathias, P., Molenda-Żakowicz, J., Nemec, J. M., Nuspl, J., Paparó, M., Roth, M., Szabó, R., Suran, M. D., Ventura, R.

“…Observations of the pulsations of stars can be used to infer their interior structure and test theoretical models. The main-sequence γ Doradus (Dor) and δ…”
Get full text

Kepler observations of the high-amplitude delta Scuti star V2367Cyg by Balona, LA, Lenz, P, Antoci, V, Bernabei, S, Catanzaro, G, Daszynska-Daszkiewicz, J, Di Criscienzo, M, Grigahcene, A, Handler, G, Kurtz, D W, Marconi, M, Molenda-Zakowicz, J, Moya, A, Nemec, J M, Pigulski, A, Pricopi, D, Ripepi, V, Smalley, B, Suarez, J C, Suran, M, Hall, J R, Kinemuchi, K, Klaus, T C

“…We analyse Kepler observations of the high-amplitude delta Scuti (HADS) star V2367Cyg (KIC9408694). The variations are dominated by a mode with frequency f1=…”
Get full text

The Delta Scuti star 38 Eri from the ground and from space by Paparó, M, Kolláth, Z, Shobbrook, R R, Matthews, J M, Antoci, V, Benkő, J M, Park, N-K, Mirtorabi, M T, Luedeke, K, Kusakin, A, Bognár, Zs, Sódor, Á, García-Hernández, A, Peña, J H, Kuschnig, R, Moffat, A F J, Rowe, J, Rucinski, S M, Sasselov, D, Weiss, W W

“…Abstract We present and discuss the pulsational characteristics of the Delta Scuti star 38 Eri from photometric data obtained at two widely spaced epochs,…”
Get full text

The excitation of solar-like oscillations in a δ Sct star by efficient envelope convection by Antoci, V., Handler, G., Campante, T. L., Thygesen, A. O., Moya, A., Kallinger, T., Stello, D., Grigahcène, A., Kjeldsen, H., Bedding, T. R., Lüftinger, T., Christensen-Dalsgaard, J., Catanzaro, G., Frasca, A., De Cat, P., Uytterhoeven, K., Bruntt, H., Houdek, G., Kurtz, D. W., Lenz, P., Kaiser, A., Van Cleve, J., Allen, C., Clarke, B. D.

“…Delta Scuti (δ Sct) 1 stars are opacity-driven pulsators with masses of 1.5–2.5 M ⊙ , their pulsations resulting from the varying ionization of helium. In less…”
Get full text

DETECTION OF SOLAR-LIKE OSCILLATIONS, OBSERVATIONAL CONSTRAINTS, AND STELLAR MODELS FOR θ CYG, THE BRIGHTEST STAR OBSERVED BY THE KEPLER MISSION by Guzik, J. A., Houdek, G., Chaplin, W. J., Smalley, B., Kurtz, D. W., Gilliland, R. L., Mullally, F., Rowe, J. F., Bryson, S. T., Still, M. D., Antoci, V., Appourchaux, T., Basu, S., Bedding, T. R., Benomar, O., Garcia, R. A., Huber, D., Kjeldsen, H., Latham, D. W., Metcalfe, T. S., Pápics, P. I., White, T. R., Aerts, C., Ballot, J., Boyajian, T. S., Briquet, M., Bruntt, H., Buchhave, L. A., Campante, T. L., Catanzaro, G., Christensen-Dalsgaard, J., Davies, G. R., Doğan, G., Dragomir, D., Doyle, A. P., Elsworth, Y., Frasca, A., Gaulme, P., Gruberbauer, M., Handberg, R., Hekker, S., Karoff, C., Lehmann, H., Mathias, P., Mathur, S., Miglio, A., Molenda- akowicz, J., Mosser, B., Murphy, S. J., Régulo, C., Ripepi, V., Salabert, D., Sousa, S. G., Stello, D., Uytterhoeven, K.

“…ABSTRACT θ Cygni is an F3 spectral type magnitude V = 4.48 main-sequence star that was the brightest star observed by the original Kepler spacecraft mission…”
Get full text

Kepler photometry and optical spectroscopy of the ZZ Lep central star of the planetary nebula NGC 6826: rotational and wind variability by Handler, G., Prinja, R. K., Urbaneja, M. A., Antoci, V., Twicken, J. D., Barclay, T.

“…We present three years of long-cadence and over one year of short-cadence photometry of the central star of the planetary nebula NGC 6826 obtained with the…”
Get full text

The 2003–2004 multisite photometric campaign for the β Cephei and eclipsing star 16 (EN) Lacertae with an appendix on 2 Andromedae, the variable comparison star by Jerzykiewicz, M., Handler, G., Daszyńska-Daszkiewicz, J., Pigulski, A., Poretti, E., Rodríguez, E., Amado, P. J., Kołaczkowski, Z., Uytterhoeven, K., Dorokhova, T. N., Dorokhov, N. I., Lorenz, D., Zsuffa, D., Kim, S.-L., Bourge, P.-O., Acke, B., De Ridder, J., Verhoelst, T., Drummond, R., Movchan, A. I., Lee, J.-A., Stȩślicki, M., Molenda-Żakowicz, J., Garrido, R., Kim, S.-H., Michalska, G., Paparó, M., Antoci, V., Aerts, C.

“…A multisite photometric campaign for the β Cephei and eclipsing variable 16 Lacertae is reported. 749 h of high-quality differential photoelectric Strömgren,…”
Get full text

The γ Dor stars as revealed by Kepler : A key to reveal deep-layer rotation in A and F stars by Salmon, S. J. A. J., Ouazzani, R.-M., Antoci, V., Bedding, T. R., Murphy, S. J.

“…The γ Dor pulsating stars present high-order gravity modes, which make them important targets in the intermediate-and low-mass main-sequence region of the…”
Get full text

Asteroseismology of the β Cephei star 12 (DD) Lacertae: photometric observations, pulsational frequency analysis and mode identification by Handler, G., Jerzykiewicz, M., Rodríguez, E., Uytterhoeven, K., Amado, P. J., Dorokhova, T. N., Dorokhov, N. I., Poretti, E., Sareyan, J.-P., Parrao, L., Lorenz, D., Zsuffa, D., Drummond, R., Daszynska-Daszkiewicz, J., Verhoelst, T., De Ridder, J., Acke, B., Bourge, P.-O., Movchan, A. I., Garrido, R., Paparó, M., Sahin, T., Antoci, V., Udovichenko, S. N., Csorba, K., Crowe, R., Berkey, B., Stewart, S., Terry, D., Mkrtichian, D. E., Aerts, C.

“…We report a multisite photometric campaign for the β Cephei star 12 Lacertae. 750 h of high-quality differential photoelectric Strömgren, Johnson and Geneva…”
Get full text

Kepler observations of the high-amplitude δ Scuti star V2367 Cyg by Balona, L. A., Lenz, P., Antoci, V., Bernabei, S., Catanzaro, G., Daszyńska-Daszkiewicz, J., Di Criscienzo, M., Grigahcène, A., Handler, G., Kurtz, D. W., Marconi, M., Molenda-Żakowicz, J., Moya, A., Nemec, J. M., Pigulski, A., Pricopi, D., Ripepi, V., Smalley, B., Suárez, J. C., Suran, M., Hall, J. R., Kinemuchi, K., Klaus, T. C.

“…We analyse Kepler observations of the high-amplitude δ Scuti (HADS) star V2367 Cyg (KIC 9408694). The variations are dominated by a mode with frequency f 1=…”
Get full text

Diagnosis of Periprosthetic Joint Infection: The Utility of a Simple Yet Unappreciated Enzyme by Parvizi, Javad, Jacovides, Christina, Antoci, Valentin, Ghanem, Elie

“…BACKGROUND:The white blood-cell count and neutrophil differential of the synovial fluid have been reported to have high sensitivity and specificity in the…”
Get full text