Free access Grain growth and dust settling in a brown dwarf disk - Gemini/T-ReCS observations of CFHT-BD-Tau 4    p. L53 D. Apai, I. Pascucci, M. F. Sterzik, N. van der Bliek, J. Bouwman, C. P. Dullemond and Th. Henning DOI: http://dx.doi.org/10.1051/0004-6361:200400080 Abstract Full HTML PDF (203 KB) PS (339 KB) References SIMBAD record NASA ADS Abstract Service

Free access Simulations of vertical shear instability in accretion discs    p. 755 R. Arlt and V. Urpin DOI: http://dx.doi.org/10.1051/0004-6361:20035896 Abstract Full HTML PDF (1.06 MB) PS (425 KB) References NASA ADS Abstract Service

Free access X-ray He-like ion diagnostics: New computations for photoionized plasmas - II. Influence of different parameters    p. 767 O. Godet, S. Collin and A.-M. Dumont DOI: http://dx.doi.org/10.1051/0004-6361:20040395 Abstract Full HTML PDF (275 KB) PS (111 KB) References SIMBAD record NASA ADS Abstract Service

Free access Erratum Erratum: Constraining the population of cosmic ray protons in cooling flow clusters with γ-ray and radio observations: Are radio mini-halos of hadronic origin?    p. 777 C. Pfrommer and T. A. Enßlin DOI: http://dx.doi.org/10.1051/0004-6361:20041826 Abstract Full HTML PDF (41.5 KB) PS (32.0 KB) References NASA ADS Abstract Service

Free access Chemical abundances of Planetary Nebulae in M 33    p. 779 L. Magrini, M. Perinotto, A. Mampaso and R. L. M. Corradi DOI: http://dx.doi.org/10.1051/0004-6361:20041103 Abstract Full HTML PDF (233 KB) PS (89.5 KB) References SIMBAD record NASA ADS Abstract Service

Free access A thorough study of the intriguing X-ray emission from the Cartwheel ring    p. 787 A. Wolter and G. Trinchieri DOI: http://dx.doi.org/10.1051/0004-6361:20047110 Abstract Full HTML PDF (529 KB) PS (542 KB) References Online Material SIMBAD record NASA ADS Abstract Service

Free access Super-Eddington accretion rates in Narrow Line Seyfert 1 galaxies    p. 797 S. Collin and T. Kawaguchi DOI: http://dx.doi.org/10.1051/0004-6361:20040528 Abstract Full HTML PDF (485 KB) PS (878 KB) References SIMBAD record NASA ADS Abstract Service

Free access Lithium evolution in intermediate age and old open clusters: NGC 752 revisited    p. 809 P. Sestito, S. Randich and R. Pallavicini DOI: http://dx.doi.org/10.1051/0004-6361:20041237 Abstract Full HTML PDF (226 KB) PS (259 KB) References SIMBAD record NASA ADS Abstract Service

Free access New membership determination and proper motions of NGC 1817. Parametric and non-parametric approach    p. 819 L. Balaguer-Núñez, C. Jordi, D. Galadí-Enríquez and J. L. Zhao DOI: http://dx.doi.org/10.1051/0004-6361:20041332 Abstract Full HTML PDF (1.07 MB) PS (765 KB) References Online Material Tables at CDS SIMBAD record NASA ADS Abstract Service

Free access uvby–H CCD photometry of NGC 1817 and NGC 1807    p. 827 L. Balaguer-Núñez, C. Jordi, D. Galadí-Enríquez and E. Masana DOI: http://dx.doi.org/10.1051/0004-6361:20041333 Abstract Full HTML PDF (1.26 MB) PS (761 KB) References Online Material Tables at CDS SIMBAD record NASA ADS Abstract Service

Free access Kinetic parameters of interstellar neutral helium - Review of results obtained during one solar cycle with the Ulysses/GAS-instrument    p. 835 M. Witte DOI: http://dx.doi.org/10.1051/0004-6361:20035956 Abstract Full HTML PDF (692 KB) PS (1.65 MB) References NASA ADS Abstract Service

Free access Observations of the helium focusing cone with pickup ions    p. 845 G. Gloeckler, E. Möbius, J. Geiss, M. Bzowski, S. Chalov, H. Fahr, D. R. McMullin, H. Noda, M. Oka, D. Ruciński, et al. (5 more) R. Skoug, T. Terasawa, R. von Steiger, A. Yamazaki and T. Zurbuchen DOI: http://dx.doi.org/10.1051/0004-6361:20035768 Abstract Full HTML PDF (349 KB) PS (8.19 MB) References NASA ADS Abstract Service

Free access EUVE observations of the helium glow: Interstellar and solar parameters    p. 855 J. Vallerga, R. Lallement, M. Lemoine, F. Dalaudier and D. McMullin DOI: http://dx.doi.org/10.1051/0004-6361:20035887 Abstract Full HTML PDF (744 KB) PS (5.95 MB) References NASA ADS Abstract Service

Free access Solar cycle dependence of the helium focusing cone from SOHO/UVCS observations - Electron impact rates and associated pickup ions    p. 867 R. Lallement, J. C. Raymond, J.-L. Bertaux, E. Quémerais, Y.-K. Ko, M. Uzzo, D. McMullin and †D. Rucinski DOI: http://dx.doi.org/10.1051/0004-6361:200400028 Abstract Full HTML PDF (381 KB) PS (1.52 MB) References NASA ADS Abstract Service

Free access Modeling the interstellar-interplanetary helium 58.4 nm resonance glow: Towards a reconciliation with particle measurements    p. 875 R. Lallement, J. C. Raymond, J. Vallerga, M. Lemoine, F. Dalaudier and J. L. Bertaux DOI: http://dx.doi.org/10.1051/0004-6361:20035929 Abstract Full HTML PDF (635 KB) PS (1.90 MB) References NASA ADS Abstract Service

Free access Heliospheric conditions that affect the interstellar gas inside the heliosphere    p. 885 D. R. McMullin, M. Bzowski, E. Möbius, A. Pauluhn, R. Skoug, W. T. Thompson, M. Witte, R. von Steiger, D. Rucinski, D. Judge, et al. (2 more) M. Banaszkiewicz and R. Lallement DOI: http://dx.doi.org/10.1051/0004-6361:20047147 Abstract Full HTML PDF (405 KB) PS (1.21 MB) References NASA ADS Abstract Service

Free access Synopsis of the interstellar He parameters from combined neutral gas, pickup ion and UV scattering observations and related consequences    p. 897 E. Möbius, M. Bzowski, S. Chalov, H.-J. Fahr, G. Gloeckler, V. Izmodenov, R. Kallenbach, R. Lallement, D. McMullin, H. Noda, et al. (10 more) M. Oka, A. Pauluhn, J. Raymond, D. Ruciński, R. Skoug, T. Terasawa, W. Thompson, J. Vallerga, R. von Steiger and M. Witte DOI: http://dx.doi.org/10.1051/0004-6361:20035834 Abstract Full HTML PDF (513 KB) PS (1.59 MB) References NASA ADS Abstract Service

Free access Radio emission from the Cygnus Loop and its spectral characteristics    p. 909 B. Uyanıker, W. Reich, A. Yar and E. Fürst DOI: http://dx.doi.org/10.1051/0004-6361:200400040 Abstract Full HTML PDF (2.82 MB) PS (1.70 MB) References SIMBAD record NASA ADS Abstract Service

Free access Mapping ices in protostellar environments on 1000 AU scales - Methanol-rich ice in the envelope of Serpens SMM 4    p. 925 K. M. Pontoppidan, E. F. van Dishoeck and E. Dartois DOI: http://dx.doi.org/10.1051/0004-6361:20041276 Abstract Full HTML PDF (1.83 MB) PS (630 KB) References SIMBAD record NASA ADS Abstract Service

Free access The dense molecular cores in the IRAS 21391+5802 region    p. 941 M. T. Beltrán, J. M. Girart, R. Estalella and P. T. P. Ho DOI: http://dx.doi.org/10.1051/0004-6361:20041163 Abstract Full HTML PDF (768 KB) PS (606 KB) References SIMBAD record NASA ADS Abstract Service

Free access Tidal and rotational effects in the perturbations of hierarchical triple stellar systems - I. Numerical model and a test application for Algol    p. 951 T. Borkovits, E. Forgács-Dajka and Zs. Regály DOI: http://dx.doi.org/10.1051/0004-6361:20040304 Abstract Full HTML PDF (896 KB) PS (389 KB) References Online Material SIMBAD record NASA ADS Abstract Service

Free access SN Ib 1990I: Clumping and dust in the ejecta?    p. 963 A. Elmhamdi, I. J. Danziger, E. Cappellaro, M. Della Valle, C. Gouiffes, M. M. Phillips and M. Turatto DOI: http://dx.doi.org/10.1051/0004-6361:20041318 Abstract Full HTML PDF (562 KB) PS (201 KB) References SIMBAD record NASA ADS Abstract Service

Free access The discovery of hard X-ray emission in the persistent flux of the Rapid Burster    p. 979 M. Falanga, R. Farinelli, P. Goldoni, F. Frontera, A. Goldwurm and L. Stella DOI: http://dx.doi.org/10.1051/0004-6361:20041243 Abstract Full HTML PDF (211 KB) PS (80.8 KB) References SIMBAD record NASA ADS Abstract Service

Free access Light curves and polarization of accretion- and nuclear-powered millisecond pulsars    p. 985 K. Viironen and J. Poutanen DOI: http://dx.doi.org/10.1051/0004-6361:20041084 Abstract Full HTML PDF (650 KB) PS (297 KB) References SIMBAD record NASA ADS Abstract Service

Free access Erratum Erratum: The metallicity dependence of the Cepheid PL-relation    p. 999 M. A. T. Groenewegen, M. Romaniello, F. Primas and M. Mottini DOI: http://dx.doi.org/10.1051/0004-6361:20035926e Abstract Full HTML PDF (19.2 KB) PS (13.3 KB) NASA ADS Abstract Service

Free access On the properties of contact binary stars    p. 1001 Sz. Csizmadia and P. Klagyivik DOI: http://dx.doi.org/10.1051/0004-6361:20040430 Abstract Full HTML PDF (152 KB) PS (75.4 KB) References Online Material SIMBAD record NASA ADS Abstract Service

Free access The photospheric abundances of active binaries - III. Abundance peculiarities at high activity levels    p. 1007 T. Morel, G. Micela, F. Favata and D. Katz DOI: http://dx.doi.org/10.1051/0004-6361:20041047 Abstract Full HTML PDF (583 KB) PS (193 KB) References Tables at CDS SIMBAD record NASA ADS Abstract Service

Free access The age-activity-rotation relationship in solar-type stars    p. 1021 G. Pace and L. Pasquini DOI: http://dx.doi.org/10.1051/0004-6361:20040568 Abstract Full HTML PDF (1.09 MB) PS (3.74 MB) References SIMBAD record NASA ADS Abstract Service

Free access X-ray spectroscopy of the W UMa-type binary 44 Bootis    p. 1035 P. Gondoin DOI: http://dx.doi.org/10.1051/0004-6361:20040494 Abstract Full HTML PDF (297 KB) PS (152 KB) References SIMBAD record NASA ADS Abstract Service

Free access Emergence of magnetic flux from the convection zone into the corona    p. 1047 V. Archontis, F. Moreno-Insertis, K. Galsgaard, A. Hood and E. O'Shea DOI: http://dx.doi.org/10.1051/0004-6361:20035934 Abstract Full HTML PDF (2.94 MB) PS (3.27 MB) References NASA ADS Abstract Service

Free access A new technique for comparing solar dynamo models and observations    p. 1065 P. D. Mininni and D. O. Gómez DOI: http://dx.doi.org/10.1051/0004-6361:20040428 Abstract Full HTML PDF (1.25 MB) PS (658 KB) References NASA ADS Abstract Service

Free access Evolution of the large-scale magnetic field on the solar surface: A parameter study    p. 1075 I. Baumann, D. Schmitt, M. Schüssler and S. K. Solanki DOI: http://dx.doi.org/10.1051/0004-6361:20048024 Abstract Full HTML PDF (746 KB) PS (2.59 MB) References NASA ADS Abstract Service

Free access The spectral evolution of impulsive solar X-ray flares    p. 1093 P. C. Grigis and A. O. Benz DOI: http://dx.doi.org/10.1051/0004-6361:20041367 Abstract Full HTML PDF (459 KB) PS (143 KB) References NASA ADS Abstract Service

Free access Laboratory photometry of planetary regolith analogs - II. Surface roughness and extremes of packing density    p. 1103 J. Näränen, S. Kaasalainen, J. Peltoniemi, S. Heikkilä, M. Granvik and V. Saarinen DOI: http://dx.doi.org/10.1051/0004-6361:20040556 Abstract Full HTML PDF (487 KB) PS (1.84 MB) References NASA ADS Abstract Service

Free access Ondřejov radar observations of Leonid shower activity in 2000–2002    p. 1111 P. Pecina and D. Pecinová DOI: http://dx.doi.org/10.1051/0004-6361:20040292 Abstract Full HTML PDF (146 KB) PS (149 KB) References Online Material NASA ADS Abstract Service

Free access On the precision of X-ray source parameters estimated from ROSAT data    p. 1119 F. G. Boese DOI: http://dx.doi.org/10.1051/0004-6361:200400033 Abstract Full HTML PDF (3.06 MB) PS (990 KB) References NASA ADS Abstract Service