Futurist Transhuman News Blog » Astro Physics

Revisiting the census of low-luminosity AGN

admin — Sun, 30 Oct 2011 15:44:52 +0000

Authors: A. Capetti.
Astronomy & Astrophysics Vol. 535 , page A28
Published online: 27/10/2011

Keywords:
galaxies: active ; galaxies: ISM.

A study of the color diversity around maximum light in Type Ia supernovae

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: R. Cartier, F. Förster, P. Coppi, M. Hamuy, K. Maeda, G. Pignata and G. Folatelli.
Astronomy & Astrophysics Vol. 534 , page L15
Published online: 18/10/2011

Keywords:
distance scale ; supernovae: general.

WISE/2MASS-SDSS brown dwarfs candidates using Virtual Observatory tools?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: M. Aberasturi, E. Solano and E. L. Martín.
Astronomy & Astrophysics Vol. 534 , page L7
Published online: 14/10/2011

Keywords:
brown dwarfs ; surveys ; proper motions ; virtual observatory tools ; astronomical databases: miscellaneous.

The 2011 outburst of the recurrent nova T?Pyxidis. Evidence for a face-on bipolar ejection

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: O. Chesneau, A. Meilland, D. P. K. Banerjee, J.-B. Le Bouquin, H. McAlister, F. Millour, S. T. Ridgway, A. Spang, T. ten Brummelaar, M. Wittkowski, N. M. Ashok, M. Benisty, J.-P. Berger, T. Boyajian, Ch. Farrington, P. J. Goldfinger, A. Merand, N. Nardetto, R. Petrov, Th. Rivinius, G. Schaefer, Y. Touhami and G. Zins.
Astronomy & Astrophysics Vol. 534 , page L11
Published online: 17/10/2011

Keywords:
circumstellar matter ; techniques: high angular resolution ; novae, cataclysmic variables ; stars: individual: T?Pyx.

An additional term of the Galactic tide due to dark matter

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: L. Neslušan.
Astronomy & Astrophysics Vol. 534 , page A113
Published online: 18/10/2011

Keywords:
solar neighborhood ; Galaxy: kinematics and dynamics ; Oort Cloud ; celestial mechanics.

No magnetic field in the spotted HgMn star ??Leporis?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: O. Kochukhov, V. Makaganiuk, N. Piskunov, S. V. Jeffers, C. M. Johns-Krull, C. U. Keller, M. Rodenhuis, F. Snik, H. C. Stempels and J. A. Valenti. Astronomy & Astrophysics Vol. 534 , page L13 Published online: 18/10/2011 Keywords: … Continue reading →

A double detached shell around a post-red supergiant: IRAS 17163-3907, the Fried Egg nebula???

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: E. Lagadec, A. A. Zijlstra, R. D. Oudmaijer, T. Verhoelst, N. L. J. Cox, R. Szczerba, D. Mékarnia and H. van Winckel. Astronomy & Astrophysics Vol. 534 , page L10 Published online: 17/10/2011 Keywords: circumstellar matter ; stars: … Continue reading →

The time dependence of hot Jupiters’ orbital inclinations?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: A. H. M. J. Triaud.
Astronomy & Astrophysics Vol. 534 , page L6
Published online: 12/10/2011

Keywords:
binaries: eclipsing ; planetary systems ; planets and satellites: dynamical evolution and stability ; planet-star interactions.

Overview of an extensive multi-wavelength study of GX 339?4 during the 2010 outburst

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: M. Cadolle Bel, J. Rodriguez, P. D’Avanzo, D. M. Russell, J. Tomsick, S. Corbel, F. W. Lewis, F. Rahoui, M. Buxton, P. Goldoni and E. Kuulkers. Astronomy & Astrophysics Vol. 534 , page A119 Published online: 19/10/2011 Keywords: … Continue reading →

The Baade-Wesselink p-factor applicable to LMC Cepheids?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: N. Nardetto, A. Fokin, P. Fouqué, J. Storm, W. Gieren, G. Pietrzynski, D. Mourard and P. Kervella.
Astronomy & Astrophysics Vol. 534 , page L16
Published online: 18/10/2011

Keywords:
stars: oscillations ; stars: abundances ; stars: distances.

Improved velocity law parameterization for hot star winds

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: J. Krti?ka and J. Kubát.
Astronomy & Astrophysics Vol. 534 , page A97
Published online: 12/10/2011

Keywords:
stars: winds, outflows ; stars: mass-loss ; stars: early-type ; hydrodynamics ; stars: atmospheres.

A dominant magnetic dipole for the evolved Ap star candidate EK Eridani?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: M. Aurière, R. Konstantinova-Antova, P. Petit, T. Roudier, J.-F. Donati, C. Charbonnel, B. Dintrans, F. Lignières, G. A. Wade, A. Morgenthaler and S. Tsvetkova. Astronomy & Astrophysics Vol. 534 , page A139 Published online: 21/10/2011 Keywords: stars: individual: … Continue reading →

Surprising variations in the rotation of the chemically peculiar stars CU Virginis and V901 Orionis?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: Z. Mikulášek, J. Krti?ka, G. W. Henry, J. Janík, J. Zverko, J. Žiž?ovský, M. Zejda, J. Liška, P. Zv??ina, D. O. Kudrjavtsev, I. I. Romanyuk, N. A. Sokolov, T. Lüftinger, C. Trigilio, C. Neiner and S. N. de Villiers.
Astronomy & Astrophysics Vol. 534 , page L5
Published online: 06/10/2011

Keywords:
stars: chemically peculiar ; stars: variables: general ; stars: individual: CU Vir ; stars: individual: V901 Ori ; stars: rotation.

Intermittent turbulent dynamo at very low and high magnetic Prandtl numbers?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: E. Buchlin.
Astronomy & Astrophysics Vol. 534 , page L9
Published online: 18/10/2011

Keywords:
dynamo ; magnetohydrodynamics (MHD) ; turbulence.

Possible detection of the M?31 rotation in WMAP data?

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: F. De Paolis, V. G. Gurzadyan, G. Ingrosso, Ph. Jetzer, A. A. Nucita, A. Qadir, D. Vetrugno, A. L. Kashin, H. G. Khachatryan and S. Mirzoyan. Astronomy & Astrophysics Vol. 534 , page L8 Published online: 14/10/2011 Keywords: … Continue reading →

SS 433: the wiggle of the wind

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: M. G. Bowler.
Astronomy & Astrophysics Vol. 534 , page A112
Published online: 18/10/2011

Keywords:
binaries: close ; stars: fundamental parameters ; stars: winds, outflows.

Simulations of BAO reconstruction with a quasar Ly-? survey

admin — Sun, 23 Oct 2011 15:45:45 +0000

Authors: J. M. Le Goff, C. Magneville, E. Rollinde, S. Peirani, P. Petitjean, C. Pichon, J. Rich, C. Yeche, E. Aubourg, N. Busca, R. Charlassier, T. Delubac, J. C. Hamilton, N. Palanque Delabrouille, I. Pâris and M. Vargas Magaña.
Astronomy & Astrophysics Vol. 534 , page A135
Published online: 20/10/2011

Keywords:
method: numerical ; large-scale structure of Universe ; dark energy ; quasars: absorption lines ; intergalactic medium.

Discovery of the correspondence between intra-cluster radio emission and a high pressure region detected through the Sunyaev-Zel’dovich effect

admin — Sun, 23 Oct 2011 15:45:44 +0000

Authors: C. Ferrari, H. T. Intema, E. Orrù, F. Govoni, M. Murgia, B. Mason, H. Bourdin, K. M. Asad, P. Mazzotta, M. W. Wise, T. Mroczkowski and J. H. Croston. Astronomy & Astrophysics Vol. 534 , page L12 Published online: … Continue reading →

The inner Galactic bar traced by the VVV survey?

admin — Sun, 23 Oct 2011 15:45:44 +0000

Authors: O. A. Gonzalez, M. Rejkuba, D. Minniti, M. Zoccali, E. Valenti and R. K. Saito.
Astronomy & Astrophysics Vol. 534 , page L14
Published online: 18/10/2011

Keywords:
Galaxy: structure ; Galaxy: bulge.

Dimensional argument for the impact of turbulent support on the stellar initial mass function

admin — Sun, 16 Oct 2011 15:45:42 +0000

Authors: G. Chabrier and P. Hennebelle.
Astronomy & Astrophysics Vol. 534 , page A106
Published online: 14/10/2011

Keywords:
stars: formation ; stars: luminosity function, mass function ; turbulence.