With the advent of the space missions CoRoT and Kepler, it has recently become feasible to determine precise asteroseismic masses and relative ages for large...
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PublicaciónGalactic archaeology with asteroseismology and spectroscopy: Red giants observed by CoRoT and APOGEE
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PublicaciónHD 89345: a bright oscillating star hosting a transiting warm Saturn-sized planet observed by K2
We report the discovery and characterization of HD 89345b (K2-234b; EPIC 248777106b), a Saturn-sized planet orbiting a slightly evolved star. HD 89345 is a...
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PublicaciónHelio- and asteroseismology at the dawn of the millennium
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PublicaciónHigh-precision acoustic helium signatures in 18 low-mass low-luminosity red giants. Analysis from more than four years of Kepler observations
Context. High-precision frequencies of acoustic modes in red giant stars are now available thanks to the long observing length and high quality of the light...
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PublicaciónImpact on asteroseismic analyses of regular gaps in Kepler data
Context. The NASA Kepler mission has observed more than 190 000 stars in the constellations of Cygnus and Lyra. Around 4 years of almost continuous ultra high...
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PublicaciónIn search of gravity mode signatures in main sequence solar-type stars observed by Kepler
Gravity modes (g modes), mixed gravito-acoustic modes (mixed modes), and gravito-inertial modes (gi modes) possess unmatched properties as probes for stars with...
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PublicaciónInfluence of magnetic activity on the determination of stellar parameters through asteroseismology
Magnetic activity changes the gravito-acoustic modes of solar-like stars and in particular their frequencies. There is an angular-degree dependence that is...
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PublicaciónInternal rotation and mixing in the massive star HD192575
The evolution of high mass stars (>8M_sun) is strongly dictated by their interior structure, specifically the mixing processes near the core and in the...
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PublicaciónInternal rotation of 13 low-mass low-luminosity red giants in the Kepler field
Context. The Kepler space telescope has provided time series of red giants of such unprecedented quality that a detailed asteroseismic analysis becomes possible...