To understand the chemical evolution of the Galaxy, we need to understand the contribution of planetary nebulae (PNe) in the 3He abundance. 3He abundances have been detected only in a couple of PNe; their abundances are consistent with the standard model
International audienceContext: Our understanding of the chemical evolution (CE) of the Galactic bulg...
Context. Our understanding of the chemical evolution (CE) of the Galactic bulge requires the determi...
Context. Recent studies of low- and intermediate-mass stars show that the evolution of the chemical ...
To understand the chemical evolution of the Galaxy, we need to understand the contribution of PNe in...
We summarize the current status of the so-called "He-3 problem", and we discuss successes and failur...
One of the tests of nucleosynthesis theory is the 3He abundance in the Galaxy. 3He+ is observed thro...
The chemical abundances of the Galaxy tell us about the stellar and interstellar medium (ISM) evolut...
Context. Models have been made of stars of a given mass that produce planetary nebulae that usually ...
The study of planetary nebulae in the inner-disk and bulge gives important information on the chemic...
We report the first direct measurement of the helium isotope ratio, 3He/4He, outside of the Local In...
The measurement of chemical abundances in planetary nebulae in nearby galaxies is now relatively str...
Context. Models have been made of stars of a given mass that produce planetary nebulae tha...
Accurate chemical abundances for the following planetary nebulae (PNe); NGC 6537, He 2-111, NGC 6302...
Context. Planetary nebulae (PNe) abundances are poorly known for those nebulae in the Galactic bulge...
We present a population synthesis calculation to derive the total number of planetary nebulae (PNe) ...
International audienceContext: Our understanding of the chemical evolution (CE) of the Galactic bulg...
Context. Our understanding of the chemical evolution (CE) of the Galactic bulge requires the determi...
Context. Recent studies of low- and intermediate-mass stars show that the evolution of the chemical ...
To understand the chemical evolution of the Galaxy, we need to understand the contribution of PNe in...
We summarize the current status of the so-called "He-3 problem", and we discuss successes and failur...
One of the tests of nucleosynthesis theory is the 3He abundance in the Galaxy. 3He+ is observed thro...
The chemical abundances of the Galaxy tell us about the stellar and interstellar medium (ISM) evolut...
Context. Models have been made of stars of a given mass that produce planetary nebulae that usually ...
The study of planetary nebulae in the inner-disk and bulge gives important information on the chemic...
We report the first direct measurement of the helium isotope ratio, 3He/4He, outside of the Local In...
The measurement of chemical abundances in planetary nebulae in nearby galaxies is now relatively str...
Context. Models have been made of stars of a given mass that produce planetary nebulae tha...
Accurate chemical abundances for the following planetary nebulae (PNe); NGC 6537, He 2-111, NGC 6302...
Context. Planetary nebulae (PNe) abundances are poorly known for those nebulae in the Galactic bulge...
We present a population synthesis calculation to derive the total number of planetary nebulae (PNe) ...
International audienceContext: Our understanding of the chemical evolution (CE) of the Galactic bulg...
Context. Our understanding of the chemical evolution (CE) of the Galactic bulge requires the determi...
Context. Recent studies of low- and intermediate-mass stars show that the evolution of the chemical ...
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