Authors: W.-C. Chen, X.-D. Li and R.-X. Xu.<br />Astronomy & Astrophysics Vol. 530 , page A104<br />Published online: 19/05/2011<br />
Keywords:
pulsars: general ; stars: evolution ; stars: mass-loss.
Category Archives: Astro Physics
The flare model for X-ray variability of NGC 4258
Authors: T. Trze?niewski, B. Czerny, V. Karas, T. Pechá?ek, M. Dov?iak, R. Goosmann and M. Niko?ajuk.<br />Astronomy & Astrophysics Vol. 530 , page A136<br />Published online: 25/05/2011<br />
Keywords:
accretion, accretion disks ; galaxies: active ; galaxies: Seyfert ; X-rays: galaxies.
The VLT-FLAMES Tarantula Survey
Authors: J. M. Bestenlehner, J. S. Vink, G. Gräfener, F. Najarro, C. J. Evans, N. Bastian, A. Z. Bonanos, E. Bressert, P. A. Crowther, E. Doran, K. Friedrich, V. Hénault-Brunet, A. Herrero, A. de Koter, N. Langer, D. J. Lennon, J. Maíz Apellániz, H. Sana, I. Soszynski and W. D. Taylor.<br />Astronomy & Astrophysics Vol. 530 , page L14<br />Published online: 25/05/2011<br />
Keywords:
stars: Wolf-Rayet ; stars: early-type ; stars: atmospheres ; stars: mass-loss ; stars: fundamental parameters.
Formation scenarios and mass-radius relation for neutron stars
Authors: J. L. Zdunik and P. Haensel.<br />Astronomy & Astrophysics Vol. 530 , page A137<br />Published online: 26/05/2011<br />
Keywords:
dense matter ; equation of state ; stars: neutron.
Intermittent heating in the solar corona employing a 3D MHD model
Authors: S. Bingert and H. Peter.<br />Astronomy & Astrophysics Vol. 530 , page A112<br />Published online: 20/05/2011<br />
Keywords:
Sun: corona ; stars: coronae ; magnetohydrodynamics (MHD) ; methods: numerical.
A giant radio halo in the low luminosity X-ray cluster Abell 523
Authors: G. Giovannini, L. Feretti, M. Girardi, F. Govoni, M. Murgia, V. Vacca and J. Bagchi.<br />Astronomy & Astrophysics Vol. 530 , page L5<br />Published online: 03/05/2011<br />
Keywords:
galaxies: clusters: general ; galaxies: clusters: individual: Abell 523 ; large-scale structure of the Universe.
On the progenitor system of Nova V2491 Cygni
Authors: M. J. Darnley, V. A. R. M. Ribeiro, M. F. Bode and U. Munari.<br />Astronomy & Astrophysics Vol. 530 , page A70<br />Published online: 12/05/2011<br />
Keywords:
novae, cataclysmic variables ; stars: individual: V2491 Cyg.
The generation of connected high and very high energy ?-rays and radio emission in active galactic nuclei
Authors: Z. Osmanov.<br />Astronomy & Astrophysics Vol. 530 , page A75<br />Published online: 12/05/2011<br />
Keywords:
galaxies: active ; instabilities ; magnetohydrodynamics (MHD) ; radiation mechanisms: non-thermal.
The quiet Sun magnetic field: statistical description from THEMIS observations?
Authors: V. Bommier.<br />Astronomy & Astrophysics Vol. 530 , page A51<br />Published online: 06/05/2011<br />
Keywords:
magnetic fields ; polarization ; Sun: magnetic topology ; Sun: photosphere ; techniques: polarimetric ; techniques: spectroscopic.
A principal component analysis of quasar UV spectra at z ~ 3?
Authors: I. Pâris, P. Petitjean, E. Rollinde, E. Aubourg, N. Busca, R. Charlassier, T. Delubac, J.-Ch. Hamilton, J.-M. Le Goff, N. Palanque-Delabrouille, S. Peirani, Ch. Pichon, J. Rich, M. Vargas-Magaña and Ch. Yèche.<br />Astronomy & Astrophysics Vol. 530 , page A50<br />Published online: 06/05/2011<br />
Keywords:
methods: numerical ; intergalactic medium ; quasars: absorption lines ; quasars: emission lines.
Phase sensor for solar adaptive-optics
Authors: A. Kellerer.<br />Astronomy & Astrophysics Vol. 530 , page A79<br />Published online: 13/05/2011<br />
Keywords:
instrumentation: adaptive optics ; Sun: general.
Reducing star leakage with a nuller coronagraph
Authors: C. Aime, Y. Rabbia, A. Carlotti and G. Ricort.<br />Astronomy & Astrophysics Vol. 530 , page A52<br />Published online: 06/05/2011<br />
Keywords:
instrumentation: high angular resolution ; instrumentation: interferometers ; techniques: high angular resolution ; techniques: interferometric ; methods: analytical.
Low polarised emission from the core of coronal mass ejections
Authors: M. Mierla, I. Chifu, B. Inhester, L. Rodriguez and A. Zhukov.<br />Astronomy & Astrophysics Vol. 530 , page L1<br />Published online: 27/04/2011<br />
Keywords:
Sun: coronal mass ejections (CMEs) ; Sun: filaments, prominences ; polarization ; techniques: polarimetric.
Limb darkening in spherical stellar atmospheres
Authors: H. R. Neilson and J. B. Lester.<br />Astronomy & Astrophysics Vol. 530 , page A65<br />Published online: 11/05/2011<br />
Keywords:
stars: atmospheres ; stars: late-type.
Flux and polarisation spectra of water clouds on exoplanets
Authors: T. Karalidi, D. M. Stam and J. W. Hovenier.<br />Astronomy & Astrophysics Vol. 530 , page A69<br />Published online: 11/05/2011<br />
Keywords:
polarization ; methods: numerical ; radiative transfer ; planets and satellites: atmospheres ; Earth.
The pinch-type instability of helical magnetic fields
Authors: G. Rüdiger, M. Schultz and D. Elstner.<br />Astronomy & Astrophysics Vol. 530 , page A55<br />Published online: 06/05/2011<br />
Keywords:
instabilities ; magnetohydrodynamics (MHD) ; galaxies: magnetic fields.
More evidence for extinction of activity in galaxies
Authors: A. Marecki and B. Swoboda.<br />Astronomy & Astrophysics Vol. 530 , page A60<br />Published online: 11/05/2011<br />
Keywords:
radio continuum: galaxies ; galaxies: active ; X-rays: binaries.
Detection of CH+ emission from the disc around HD 100546???
Authors: W.-F. Thi, F. Ménard, G. Meeus, C. Martin-Zaïdi, P. Woitke, E. Tatulli, M. Benisty, I. Kamp, I. Pascucci, C. Pinte, C. A. Grady, S. Brittain, G. J. White, C. D. Howard, G. Sandell and C. Eiroa.<br />Astronomy & Astrophysics Vol. 530 , page L2<br />Published online: 28/04/2011<br />
Keywords:
protoplanetary disks ; astrochemistry.
High resolution spectroscopy of Pluto’s atmosphere: detection of the 2.3 ?m CH4 bands and evidence for carbon monoxide
Authors: E. Lellouch, C. de Bergh, B. Sicardy, H. U. Käufl and A. Smette.<br />Astronomy & Astrophysics Vol. 530 , page L4<br />Published online: 03/05/2011<br />
Keywords:
Kuiper belt objects: individual: Pluto ; infrared: general ; solar system: general ; infrared: solar system.
A study of the association of Fermi sources with massive young galactic objects?
Authors: P. Munar-Adrover, J. M. Paredes and G. E. Romero.<br />Astronomy & Astrophysics Vol. 530 , page A72<br />Published online: 12/05/2011<br />
Keywords:
stars: early-type ; gamma rays: stars ; ISM: jets and outflows.