Matches in SemOpenAlex for { <https://semopenalex.org/work/W2215874889> ?p ?o ?g. }
- W2215874889 abstract "We explore the wind-driving mechanism of giant stars through the nearby (117 pc), intermediate-luminosity ($L approx 1600$ L$_odot$) star EU Del (HIP 101810, HD 196610). APEX observations of the CO (3--2) and (2--1) transitions are used to derive a wind velocity of 9.51 $pm$ 0.02 km s$^{-1}$, a $^{12}$C/$^{13}$C ratio of 14 $^{+9}_{-4}$, and a mass-loss rate of a few $times$ 10$^{-8}$ M$_odot$ yr$^{-1}$. From published spectra, we estimate that the star has a metallicity of [Fe/H] = --0.27 $pm$ $sim$0.30 dex. The star's dusty envelope lacks a clear 10-$mu$m silicate feature, despite the star's oxygen-rich nature. Radiative transfer modelling cannot fit a wind acceleration model which relies solely on radiation pressure on condensing dust. We compare our results to VY Leo (HIP 53449), a star with similar temperature and luminosity, but different pulsation properties. We suggest the much stronger mass loss from EU Del may be driven by long-period stellar pulsations, due to its potentially lower mass. We explore the implications for the mass-loss rate and wind velocities of other stars." @default.
- W2215874889 created "2016-06-24" @default.
- W2215874889 creator A5014266201 @default.
- W2215874889 creator A5024199589 @default.
- W2215874889 creator A5034228152 @default.
- W2215874889 creator A5042448109 @default.
- W2215874889 creator A5072707395 @default.
- W2215874889 creator A5078987740 @default.
- W2215874889 creator A5088644422 @default.
- W2215874889 date "2016-01-22" @default.
- W2215874889 modified "2023-09-24" @default.
- W2215874889 title "EU Del: exploring the onset of pulsation-driven winds in giant stars" @default.
- W2215874889 cites W1660857440 @default.
- W2215874889 cites W1697301437 @default.
- W2215874889 cites W1932775044 @default.
- W2215874889 cites W1964291332 @default.
- W2215874889 cites W1964720225 @default.
- W2215874889 cites W1965372241 @default.
- W2215874889 cites W1979719427 @default.
- W2215874889 cites W1984119371 @default.
- W2215874889 cites W1988718425 @default.
- W2215874889 cites W2006487645 @default.
- W2215874889 cites W2006869439 @default.
- W2215874889 cites W2010333921 @default.
- W2215874889 cites W2011577070 @default.
- W2215874889 cites W2016080498 @default.
- W2215874889 cites W2020601798 @default.
- W2215874889 cites W2024886679 @default.
- W2215874889 cites W2026575682 @default.
- W2215874889 cites W2034106376 @default.
- W2215874889 cites W2034481159 @default.
- W2215874889 cites W2042177551 @default.
- W2215874889 cites W2050901374 @default.
- W2215874889 cites W2054617133 @default.
- W2215874889 cites W2057391241 @default.
- W2215874889 cites W2068017716 @default.
- W2215874889 cites W2068543236 @default.
- W2215874889 cites W2070091615 @default.
- W2215874889 cites W2072276085 @default.
- W2215874889 cites W2077441275 @default.
- W2215874889 cites W2080479924 @default.
- W2215874889 cites W2084711913 @default.
- W2215874889 cites W2085468745 @default.
- W2215874889 cites W2086348625 @default.
- W2215874889 cites W2089425318 @default.
- W2215874889 cites W2091686508 @default.
- W2215874889 cites W2092972743 @default.
- W2215874889 cites W2095224134 @default.
- W2215874889 cites W2096393586 @default.
- W2215874889 cites W2099184515 @default.
- W2215874889 cites W2106006092 @default.
- W2215874889 cites W2106209676 @default.
- W2215874889 cites W2107347629 @default.
- W2215874889 cites W2108706852 @default.
- W2215874889 cites W2110779996 @default.
- W2215874889 cites W2111755119 @default.
- W2215874889 cites W2112569609 @default.
- W2215874889 cites W2120883305 @default.
- W2215874889 cites W2127189980 @default.
- W2215874889 cites W2128574287 @default.
- W2215874889 cites W2128777222 @default.
- W2215874889 cites W2128791733 @default.
- W2215874889 cites W2130387705 @default.
- W2215874889 cites W2133725650 @default.
- W2215874889 cites W2142220522 @default.
- W2215874889 cites W2143213816 @default.
- W2215874889 cites W2145934727 @default.
- W2215874889 cites W2151228353 @default.
- W2215874889 cites W2160299852 @default.
- W2215874889 cites W2164763769 @default.
- W2215874889 cites W2167549591 @default.
- W2215874889 cites W2169698129 @default.
- W2215874889 cites W2240613487 @default.
- W2215874889 cites W2963550403 @default.
- W2215874889 cites W3098362576 @default.
- W2215874889 cites W3101089313 @default.
- W2215874889 cites W3101801273 @default.
- W2215874889 cites W3101895204 @default.
- W2215874889 cites W3102854414 @default.
- W2215874889 cites W3103180184 @default.
- W2215874889 cites W3103282979 @default.
- W2215874889 cites W3104768341 @default.
- W2215874889 cites W3105624912 @default.
- W2215874889 cites W3106112601 @default.
- W2215874889 cites W3106441411 @default.
- W2215874889 cites W3121641127 @default.
- W2215874889 cites W3122157775 @default.
- W2215874889 cites W4213233494 @default.
- W2215874889 cites W4242828868 @default.
- W2215874889 cites W4247735440 @default.
- W2215874889 cites W4290042277 @default.
- W2215874889 cites W4293231970 @default.
- W2215874889 cites W4295004167 @default.
- W2215874889 cites W4298247788 @default.
- W2215874889 cites W4298296890 @default.
- W2215874889 cites W4298780791 @default.
- W2215874889 doi "https://doi.org/10.1093/mnras/stv2942" @default.
- W2215874889 hasPublicationYear "2016" @default.
- W2215874889 type Work @default.
- W2215874889 sameAs 2215874889 @default.