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11 |
Material Type: Artigo
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Chemical evolution of the Small Magellanic Cloud based on planetary nebulaeIdiart, T. P. ; Maciel, W. J. ; Costa, R. D. D.Astronomy and astrophysics (Berlin), 2007-09, Vol.472 (1), p.101-110 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |
12 |
Material Type: Artigo
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An estimate of the time variation of the O/H radial gradient from planetary nebulaeMaciel, W. J. ; Costa, R. D. D. ; Uchida, M. M. M.Astronomy and astrophysics (Berlin), 2003-01, Vol.397 (2), p.667-674 [Periódico revisado por pares]EDP SciencesTexto completo disponível |
13 |
Material Type: Artigo
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Using Cepheids to determine the galactic abundance gradient: I. The solar neighbourhoodAndrievsky, S. M. ; Kovtyukh, V. V. ; Luck, R. E. ; Lépine, J. R. D. ; Bersier, D. ; Maciel, W. J. ; Barbuy, B. ; Klochkova, V. G. ; Panchuk, V. E. ; Karpischek, R. U.Astronomy and astrophysics (Berlin), 2002-01, Vol.381 (1), p.32-50 [Periódico revisado por pares]Texto completo disponível |
14 |
Material Type: Artigo
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An estimate of the time variation of the abundance gradient from planetary nebulae. III. O, S, Ar, and Ne: a comparison of PN samplesMACIEL, W. J ; LAGO, L. G ; COSTA, R. D. DAstronomy and astrophysics (Berlin), 2006-07, Vol.453 (2), p.587-593 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |
15 |
Material Type: Artigo
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An estimate of the time variation of the abundance gradient from planetary nebulae. II. Comparison with open clusters, cepheids and young objectsMACIEL, W. J ; LAGO, L. G ; COSTA, R. D. DAstronomy and astrophysics (Berlin), 2005-04, Vol.433 (1), p.127-135 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |
16 |
Material Type: Artigo
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Evolution from AGB to planetary nebula in the MSX surveyOrtiz, R. ; Lorenz-Martins, S. ; Maciel, W. J. ; Rangel, E. M.Astronomy and astrophysics (Berlin), 2005-02, Vol.431 (2), p.565-574 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |
17 |
Material Type: Artigo
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Using Cepheids to determine the galactic abundance gradient: II. Towards the galactic centerAndrievsky, S. M. ; Bersier, D. ; Kovtyukh, V. V. ; Luck, R. E. ; Maciel, W. J. ; Lépine, J. R. D. ; Beletsky, Yu. V.Astronomy and astrophysics (Berlin), 2002-03, Vol.384 (1), p.140-144 [Periódico revisado por pares]Texto completo disponível |
18 |
Material Type: Artigo
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Abundance gradients from disk planetary nebulae: O, Ne, S, and ArMACIEL, W. J ; KOPPEN, JAstronomy and astrophysics (Berlin), 1994-02, Vol.282 (2), p.436-443 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |
19 |
Material Type: Artigo
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Chemical enrichment and star formation in the Milky Way diskRocha-Pinto, H. J. ; Flynn, C. ; Scalo, J. ; Hänninen, J. ; Maciel, W. J. ; Hensler, G.Astronomy and astrophysics (Berlin), 2004-08, Vol.423 (2), p.517-535 [Periódico revisado por pares]EDP SciencesTexto completo disponível |
20 |
Material Type: Artigo
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Partition functions and related quantities of astrophysically significant moleculesROSSI, S. C. F ; MACIEL, W. J ; BENEVIDES-SOARES, PAstronomy and astrophysics (Berlin), 1985-07, Vol.148 (1), p.93-96 [Periódico revisado por pares]Les Ulis: EDP SciencesTexto completo disponível |