Pulsational instability of high-luminosity H-rich pre-white dwarf star

We present a pulsational stability analysis on high-luminosity H-rich (DA) white dwarf models evolved from low-metallicity progenitors. We found that the ϵ mechanism due to H-shell burning is able to excite low-order g modes.

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Detalles Bibliográficos
Autores principales: Calcaferro, Leila Magdalena, Córsico, Alejandro Hugo, Camisassa, María Eugenia, Althaus, Leandro Gabriel, Shibahashi, Hiromoto
Formato: Articulo
Lenguaje:Inglés
Publicado: 2017
Materias:
Ciencias Astronómicas
Estrellas
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/87411
Aporte de:
SEDICI (UNLP) de Universidad Nacional de La Plata
id I19-R120-10915-87411
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Astronómicas
Estrellas
spellingShingle Ciencias Astronómicas
Estrellas
Calcaferro, Leila Magdalena
Córsico, Alejandro Hugo
Camisassa, María Eugenia
Althaus, Leandro Gabriel
Shibahashi, Hiromoto
Pulsational instability of high-luminosity H-rich pre-white dwarf star
topic_facet Ciencias Astronómicas
Estrellas
description We present a pulsational stability analysis on high-luminosity H-rich (DA) white dwarf models evolved from low-metallicity progenitors. We found that the ϵ mechanism due to H-shell burning is able to excite low-order g modes.
format Articulo
Articulo
author Calcaferro, Leila Magdalena
Córsico, Alejandro Hugo
Camisassa, María Eugenia
Althaus, Leandro Gabriel
Shibahashi, Hiromoto
author_facet Calcaferro, Leila Magdalena
Córsico, Alejandro Hugo
Camisassa, María Eugenia
Althaus, Leandro Gabriel
Shibahashi, Hiromoto
author_sort Calcaferro, Leila Magdalena
title Pulsational instability of high-luminosity H-rich pre-white dwarf star
title_short Pulsational instability of high-luminosity H-rich pre-white dwarf star
title_full Pulsational instability of high-luminosity H-rich pre-white dwarf star
title_fullStr Pulsational instability of high-luminosity H-rich pre-white dwarf star
title_full_unstemmed Pulsational instability of high-luminosity H-rich pre-white dwarf star
title_sort pulsational instability of high-luminosity h-rich pre-white dwarf star
publishDate 2017
url http://sedici.unlp.edu.ar/handle/10915/87411
work_keys_str_mv AT calcaferroleilamagdalena pulsationalinstabilityofhighluminosityhrichprewhitedwarfstar
AT corsicoalejandrohugo pulsationalinstabilityofhighluminosityhrichprewhitedwarfstar
AT camisassamariaeugenia pulsationalinstabilityofhighluminosityhrichprewhitedwarfstar
AT althausleandrogabriel pulsationalinstabilityofhighluminosityhrichprewhitedwarfstar
AT shibahashihiromoto pulsationalinstabilityofhighluminosityhrichprewhitedwarfstar
bdutipo_str Repositorios
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