Astronomy & Astrophysics

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A&A Vol. 417 No. 1

	Astronomy and Astrophysics
	Vol. 417 No. 1 (April I 2004)
Cover illustration: A gas vortex traps pebbles and rocks in a protoplanetary disc (Johansen, A., et al., p. 369)

Letters

Hot Very Small dust Grains in NGC 1068 seen in jet induced structures thanks to VLT/NACO adaptive optics p. L1
D. Rouan, F. Lacombe, E. Gendron, D. Gratadour, Y. Clénet, A.-M. Lagrange, D. Mouillet, C. Boisson, G. Rousset, T. Fusco, L. Mugnier, M. Séchaud, N. Thatte, R. Genzel, P. Gigan, R. Arsenault and P. Kern
Abstract | References | Full HTML | PDF file (1.55 MB) | PS file (7.75 MB)

VLT/NACO infrared adaptive optics images of small scale structures in OMC1 p. L5
F. Lacombe, E. Gendron, D. Rouan, Y. Clénet, D. Field, J. L. Lemaire, M. Gustafsson, A.-M. Lagrange, D. Mouillet, G. Rousset, T. Fusco, L. Rousset-Rouvière, B. Servan, C. Marlot and P. Feautrier
Abstract | References | Full HTML | PDF file (1.02 MB) | PS file (1.60 MB)

The environment of the very red object Orion n - A possible low mass companion? p. L11
A.-M. Lagrange, G. Chauvin, D. Rouan, E. Gendron, J.-L. Beuzit, F. Lacombe, G. Rousset, C. Dougados, T. Fusco, D. Mouillet, J.-M. Conan, E. Stadler, J. Deleglise and C. Perrier
Abstract | References | Full HTML | PDF file (431 KB) | PS file (426 KB)

The infrared L'-band view of the Galactic Center with NAOS-CONICA at VLT p. L15
Y. Clénet, D. Rouan, E. Gendron, F. Lacombe, A.-M. Lagrange, D. Mouillet, Y. Magnard, G. Rousset, T. Fusco, J. Montri, R. Genzel, R. Schödel, T. Ott, A. Eckart, O. Marco and L. Tacconi-Garman
Abstract | References | Full HTML | PDF file (522 KB) | PS file (4.15 MB)

VLT/NACO adaptive optics imaging of Titan p. L21
E. Gendron, A. Coustenis, P. Drossart, M. Combes, M. Hirtzig, F. Lacombe, D. Rouan, C. Collin, S. Pau, A-M. Lagrange, D. Mouillet, P. Rabou, T. Fusco and G. Zins
Abstract | References | Full HTML | PDF file (544 KB) | PS file (1.33 MB)

Migration and giant planet formation p. L25
Y. Alibert, C. Mordasini and W. Benz
Abstract | References | Full HTML | PDF file (136 KB) | PS file (236 KB)

Toward explanation of microstructure in pulsar radio emission p. L29
S. A. Petrova
Abstract | References | Full HTML | PDF file (92.5 KB) | PS file (231 KB)

Cosmology (including clusters of galaxies)

Particle acceleration in cooling flow clusters of galaxies: The case of Abell 2626 p. 1
M. Gitti, G. Brunetti, L. Feretti and G. Setti
Abstract | References | Full HTML | PDF file (510 KB) | PS file (373 KB)

Scaling laws in X-ray galaxy clusters at redshift between 0.4 and 1.3 p. 13
S. Ettori, P. Tozzi, S. Borgani and P. Rosati
Abstract | References | Full HTML | PDF file (1.57 MB) | PS file (474 KB) | Online Material

Extragalactic astronomy

I Zw 1 observed with XMM-Newton - Low-energy spectral complexity, iron lines, and hard X-ray flares p. 29
L. C. Gallo, Th. Boller, W. N. Brandt, A. C. Fabian and S. Vaughan
Abstract | References | Full HTML | PDF file (324 KB) | PS file (132 KB)

Dust masses and star formation in bright IRAS galaxies - Application of a physical model for the interpretation of FIR observations p. 39
A. Misiriotis, I. E. Papadakis, N. D. Kylafis and J. Papamastorakis
Abstract | References | Full HTML | PDF file (261 KB) | PS file (94.5 KB)

The VIRMOS deep imaging survey - III. ESO/WFI deep U-band imaging of the 0226-04 deep field p. 51
M. Radovich, M. Arnaboldi, V. Ripepi, M. Massarotti, H. J. McCracken, Y. Mellier, E. Bertin, G. Zamorani, C. Adami, S. Bardelli, O. Le Fèvre, S. Foucaud, B. Garilli, R. Scaramella, G. Vettolani, A. Zanichelli and E. Zucca
Abstract | References | Full HTML | PDF file (959 KB) | PS file (667 KB)

Intrinsic absorbers in BL Lac objects: The XMM-Newton view p. 61
A. J. Blustin, M. J. Page and G. Branduardi-Raymont
Abstract | References | Full HTML | PDF file (696 KB) | PS file (578 KB)

Galactic structure, stellar clusters and populations

X-ray flares reveal mass and angular momentum of the Galactic Center black hole p. 71
B. Aschenbach, N. Grosso, D. Porquet and P. Predehl
Abstract | References | Full HTML | PDF file (491 KB) | PS file (248 KB)

Interstellar and circumstellar matter

The Galactic Plane region near $\mathsf{\ell = 93\degr}$ - II. A stellar wind bubble surrounding SNR 3C 434.1 p. 79
T. Foster, D. Routledge and R. Kothes
Abstract | References | Full HTML | PDF file (2.19 MB) | PS file (3.48 MB)

Reduction of chemical networks - II. Analysis of the fractional ionisation in protoplanetary discs p. 93
D. Semenov, D. Wiebe and Th. Henning
Abstract | References | Full HTML | PDF file (421 KB) | PS file (249 KB)

CO observations in the direction of southern HII regions p. 107
D. Russeil and A. Castets
Abstract | References | Full HTML | PDF file (258 KB) | PS file (237 KB)

The circumstellar environments of high-mass protostellar objects - I. Submillimetre continuum emission p. 115
S. J. Williams, G. A. Fuller and T. K. Sridharan
Abstract | References | Full HTML | PDF file (2.45 MB) | PS file (3.59 MB) | Online Material

Carbon budget and carbon chemistry in Photon Dominated Regions p. 135
D. Teyssier, D. Fossé, M. Gerin, J. Pety, A. Abergel and E. Roueff
Abstract | References | Full HTML | PDF file (770 KB) | PS file (1.04 MB) | Online Material

An alternative look at the snowline in protoplanetary disks p. 151
K. Kornet, M. Rózyczka and T. F. Stepinski
Abstract | References | Full HTML | PDF file (275 KB) | PS file (582 KB)

Flaring vs. self-shadowed disks: The SEDs of Herbig Ae/Be stars p. 159
C. P. Dullemond and C. Dominik
Abstract | References | Full HTML | PDF file (563 KB) | PS file (223 KB)

Stellar structure and evolution

Thermal states of coldest and hottest neutron stars in soft X-ray transients p. 169
D. G. Yakovlev, K. P. Levenfish, A. Y. Potekhin, O. Y. Gnedin and G. Chabrier
Abstract | References | Full HTML | PDF file (263 KB) | PS file (107 KB)

XMM-Newton spectral and timing observations of the millisecond pulsar PSR J0218+4232 p. 181
N. A. Webb, J.-F. Olive and D. Barret
Abstract | References | Full HTML | PDF file (223 KB) | PS file (147 KB)

Multi-site, multi-technique survey of $\gamma$ Doradus candidates - I. Spectroscopic results for 59 stars p. 189
P. Mathias, J.-M. Le Contel, E. Chapellier, S. Jankov, J.-P. Sareyan, E. Poretti, R. Garrido, E. Rodríguez, A. Arellano Ferro, M. Alvarez, L. Parrao, J. Peña, L. Eyer, C. Aerts, P. De Cat, W. W. Weiss and A. Zhou
Abstract | References | Full HTML | PDF file (275 KB) | PS file (112 KB)

Circumstellar dust shells of hot post-AGB stars p. 201
G. Gauba and M. Parthasarathy
Abstract | References | Full HTML | PDF file (444 KB) | PS file (237 KB)

Understanding B-type supergiants in the low metallicity environment of the SMC p. 217
C. Trundle, D. J. Lennon, J. Puls and P. L. Dufton
Abstract | References | Full HTML | PDF file (552 KB) | PS file (424 KB)

Analysis of $\alpha$ Centauri AB including seismic constraints p. 235
P. Eggenberger, C. Charbonnel, S. Talon, G. Meynet, A. Maeder, F. Carrier and G. Bourban
Abstract | References | Full HTML | PDF file (327 KB) | PS file (277 KB)

Paschen beta emission as a tracer of outflow activity from T-Tauri stars, as compared to optical forbidden emission p. 247
E. T. Whelan, T. P. Ray and C. J. Davis
Abstract | References | Full HTML | PDF file (506 KB) | PS file (1.35 MB)

Research Note:

Catalogue of Algol type binary stars p. 263
E. Budding, A. Erdem, C. Çiçek, I. Bulut, F. Soydugan, E. Soydugan, V. Bakis and O. Demircan
Abstract | References | Full HTML | PDF file (98.8 KB) | PS file (40.8 KB)

A study of the s-process in the carbon-rich post-AGB stars IRAS 06530-0213 and IRAS 08143-4406 on the basis of VLT-UVES spectra p. 269
M. Reyniers, H. Van Winckel, R. Gallino and O. Straniero
Abstract | References | Full HTML | PDF file (490 KB) | PS file (179 KB)

A spectrophotometric study of RW Trianguli p. 283
P. J. Groot, R. G. M. Rutten and J. van Paradijs
Abstract | References | Full HTML | PDF file (695 KB) | PS file (243 KB)

Stellar atmospheres

Chemical composition of UV-bright star ZNG 4 in the globular cluster M 13 p. 293
S. Ambika, M. Parthasarathy, W. Aoki, T. Fujii, Y. Nakada, Y. Ita and H. Izumiura
Abstract | References | Full HTML | PDF file (197 KB) | PS file (182 KB) | Online Material

IRFM T $_{\sf\sl eff}$ calibrations for cluster and field giants in the Vilnius, Geneva, RI $_{\sf\sl (C)}$ and DDO photometric systems p. 301
I. Ramírez and J. Meléndez
Abstract | References | Full HTML | PDF file (711 KB) | PS file (509 KB)

Improved discretization of the wavelength derivative term in CMF operator splitting numerical radiative transfer p. 317
P. H. Hauschildt and E. Baron
Abstract | References | Full HTML | PDF file (790 KB) | PS file (207 KB)

The Sun

Series of high-frequency slowly drifting structures mapping the flare magnetic field reconnection p. 325
M. Karlický
Abstract | References | Full HTML | PDF file (598 KB) | PS file (463 KB)

Magnetohydrostatic (MHS) atmospheres p. 333
L. J. November
Abstract | References | Full HTML | PDF file (541 KB) | PS file (491 KB) | Online Material

Planets and planetary systems

Towards understanding the $\mathsf{\beta}$ Pictoris dust stream p. 341
A. V. Krivov, N. A. Krivova, S. K. Solanki and V. B. Titov
Abstract | References | Full HTML | PDF file (254 KB) | PS file (146 KB)

Statistical properties of exoplanets - III. Planet properties and stellar multiplicity p. 353
A. Eggenberger, S. Udry and M. Mayor
Abstract | References | Full HTML | PDF file (161 KB) | PS file (72.2 KB)

Simulations of dust-trapping vortices in protoplanetary discs p. 361
A. Johansen, A. C. Andersen and A. Brandenburg
Abstract | References | Full HTML | PDF file (2.40 MB) | PS file (1.12 MB)

Atomic, molecular and nuclear data

Importance of collisions with charged particles for stellar UV line shapes: $\ion{iii}$ p. 375
N. Milovanovic, M. S. Dimitrijevic, L. C. Popovic and Z. Simic
Abstract | References | Full HTML | PDF file (579 KB) | PS file (366 KB)

Astronomy and Astrophysics