1999MNRAS.306L...1D


Query : 1999MNRAS.306L...1D

1999MNRAS.306L...1D - Mon. Not. R. Astron. Soc., 306, L1-L7 (1999/June-2)

Asymptotic giant branch stars as astroparticle laboratories.

DOMINGUEZ I., STRANIERO O. and ISERN J.

Abstract (from CDS):

We show that the inclusion of axion emission during stellar evolution introduces important changes into the evolutionary behaviour of aymptotic giant branch (AGB) stars. The mass of the resulting C/O white dwarf (WD) is much lower than the equivalent obtained from standard evolution. This implies a deficit in luminous AGB stars and in massive WDs. Moreover, the total mass processed in the nuclear burning shells that is dredged up to the surface (third Dup) increases when axion emission is included, modifying the chemical composition of the photosphere. We conclude that the AGB is a promising phase with which to put constraints on particle physics.

Abstract Copyright: 1999 RAS

Journal keyword(s): elementary particles - stars: AGB and post-AGB - stars: evolution - white dwarfs

Simbad objects: 3

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Number of rows : 3
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 V* ZZ Cet WD* 01 36 13.6153974672 -11 20 32.632874601   14.328 14.16 14.4   DA4.0 307 0
2 V* RY LMi WD* 09 24 15.2482279632 +35 16 51.401570556   15.72   15.99   DA4 274 0
3 V* MY Aps WD* 14 33 07.6366196272 -81 20 14.128475593   13.49 13.35 13.65   DA4.1 152 0

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