Aims. The chemical behaviour of an ample sample of planetary nebulae (PNe) in NGC 6822 is analysed. Methods. Spectrophotometric data of 11 PNe and two H i
Aims. We present low resolution spectroscopic observations for a sample of 53 planetary nebulae (PNe...
The major purpose of this paper was to prove or disprove the nature of planetary nebula (PN) candid...
Context. Models have been made of stars of a given mass that produce planetary nebulae tha...
Aims. We present high-resolution spectroscopy of a number of planetary nebulae (PNe) and H i
Accurate chemical abundances for the following planetary nebulae (PNe); NGC 6537, He 2-111, NGC 6302...
Context. M 81 is an ideal laboratory to investigate the galactic chemical and dynamical evolution th...
Context. Most spectroscopic studies of planetary nebulae (PNe) are based on data from spec...
The method of determining abundances using Infrared Space Observatory spectra is discussed. The resu...
International audienceAims:We present deep spectrophotometry for a sample of 8 planetary nebulae (PN...
Author Institution: Department of Chemistry and Biochemistry, Department of Astronomy, Steward Obser...
The results of an investigation of the optical spectra of five planetary nebulae and two H II region...
Context. Planetary nebulae (PNe) around Wolf-Rayet [WR] central stars ([WR]PNe) constitute a particu...
Certain planetary nebulae (PNe) contain shells, filaments, or globules of cold gas and dust whose he...
International audienceAims: We present a homogeneous set of spectroscopic measurements secured with ...
We present preliminary spectrophotometric results for Galactic Planetary Nebulae (PNe) in the Macqua...
Aims. We present low resolution spectroscopic observations for a sample of 53 planetary nebulae (PNe...
The major purpose of this paper was to prove or disprove the nature of planetary nebula (PN) candid...
Context. Models have been made of stars of a given mass that produce planetary nebulae tha...
Aims. We present high-resolution spectroscopy of a number of planetary nebulae (PNe) and H i
Accurate chemical abundances for the following planetary nebulae (PNe); NGC 6537, He 2-111, NGC 6302...
Context. M 81 is an ideal laboratory to investigate the galactic chemical and dynamical evolution th...
Context. Most spectroscopic studies of planetary nebulae (PNe) are based on data from spec...
The method of determining abundances using Infrared Space Observatory spectra is discussed. The resu...
International audienceAims:We present deep spectrophotometry for a sample of 8 planetary nebulae (PN...
Author Institution: Department of Chemistry and Biochemistry, Department of Astronomy, Steward Obser...
The results of an investigation of the optical spectra of five planetary nebulae and two H II region...
Context. Planetary nebulae (PNe) around Wolf-Rayet [WR] central stars ([WR]PNe) constitute a particu...
Certain planetary nebulae (PNe) contain shells, filaments, or globules of cold gas and dust whose he...
International audienceAims: We present a homogeneous set of spectroscopic measurements secured with ...
We present preliminary spectrophotometric results for Galactic Planetary Nebulae (PNe) in the Macqua...
Aims. We present low resolution spectroscopic observations for a sample of 53 planetary nebulae (PNe...
The major purpose of this paper was to prove or disprove the nature of planetary nebula (PN) candid...
Context. Models have been made of stars of a given mass that produce planetary nebulae tha...
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