Search Results - "Mosser, Benoit"
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Attitude control: A key factor during the design of low-thrust propulsion for CubeSats
Published in Acta astronautica (01-11-2020)“…Orbital capability is a decisive step forward for nanosatellites in general and CubeSats in particular. Although trajectory maneuvers and their implementation…”
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The evolution of the Milky Way’s thin disc radial metallicity gradient with K2 asteroseismic ages
Published in Monthly notices of the Royal Astronomical Society (29-09-2023)“…ABSTRACT The radial metallicity distribution of the Milky Way’s disc is an important observational constraint for models of the formation and evolution of our…”
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Fast core rotation in red-giant stars as revealed by gravity-dominated mixed modes
Published in Nature (London) (05-01-2012)“…The core values of red giant stars The core rotation rate of a star, a key indicator of its evolutionary state, cannot be measured directly because the core is…”
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The APO-K2 Catalog. I. ∼7500 Red Giants with Fundamental Stellar Parameters from APOGEE DR17 Spectroscopy and K2-GAP Asteroseismology
Published in The Astronomical journal (01-02-2024)“…Abstract We present a catalog of fundamental stellar properties for ∼7500 evolved stars, including stellar radii and masses, determined from the combination of…”
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Most lithium-rich low-mass evolved stars revealed as red clump stars by asteroseismology and spectroscopy
Published in Nature astronomy (01-01-2021)“…Lithium has confused scientists for decades at almost every scale of the universe. Lithium-rich giants are peculiar stars with lithium abundances greater than…”
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Stellar evolution as seen by mixed modes
Published in EPJ Web of Conferences (01-01-2015)“…The detection of mixed modes in subgiants and red giants allows us to monitor stellar evolution from the main sequence to the asymptotic giant branch and draw…”
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Journal Article Conference Proceeding -
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Duty cycle of doppler ground-based asteroseismic observations
Published in Publications of the Astronomical Society of the Pacific (2007)“…We report the observations of the clear-sky fraction at the Concordia station during winter 2006 and derive from it the duty cycle for the astronomical…”
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Radial mode widths in red giant stars spectra observed by Kepler
Published in EPJ Web of Conferences (01-01-2017)“…The Kepler space mission has observed many solar-like pulsators, and helped to decipher their fundamental parameters (e.g: mass, radius, rotation). Most of the…”
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Journal Article Conference Proceeding -
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Rapidly rotating red giants
Published in EPJ Web of Conferences (01-01-2017)“…Stellar oscillations give seismic information on the internal properties of stars. Red giants are targets of interest since they present mixed modes, wich…”
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Journal Article Conference Proceeding -
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In-flight orbit determination for a deep space CubeSat
Published in 2018 IEEE Aerospace Conference (01-03-2018)“…The low cost of CubeSats is promising for deep space provided that the operations remain at low cost too. A realistic autonomous Guidance, Navigation and…”
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Conference Proceeding -
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Chronos - take the pulse of our galactic neighbourhood
Published in Experimental astronomy (01-07-2021)“…Understanding our Galaxy’s structure, formation, and evolution will, over the next decades, continue to benefit from the wonderful large survey by Gaia, for…”
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HAYDN
Published in Experimental astronomy (01-06-2021)“…In the last decade, the Kepler and CoRoT space-photometry missions have demonstrated the potential of asteroseismology as a novel, versatile and powerful tool…”
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Chronologically dating the early assembly of the Milky Way
Published in Nature astronomy (01-07-2021)“…The standard cosmological model predicts that galaxies are built through hierarchical assembly on cosmological timescales 1 , 2 . The Milky Way, like other…”
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Evidence of structural discontinuities in the inner core of red-giant stars
Published in Nature communications (16-12-2022)“…Red giants are stars in the late stages of stellar evolution. Because they have exhausted the supply of hydrogen in their core, they burn the hydrogen in the…”
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The Red-giant Branch Bump Revisited: Constraints on Envelope Overshooting in a Wide Range of Masses and Metallicities
Published in The Astrophysical journal (01-06-2018)“…The red-giant branch bump provides valuable information for the investigation of the internal structure of low-mass stars. Because current models are unable to…”
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Asteroseismology and Gaia: Testing Scaling Relations Using 2200 Kepler Stars with TGAS Parallaxes
Published in The Astrophysical journal (01-08-2017)“…We present a comparison of parallaxes and radii from asteroseismology and Gaia DR1 (TGAS) for 2200 Kepler stars spanning from the main sequence to the…”
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THE K2 GALACTIC ARCHAEOLOGY PROGRAM DATA RELEASE I: ASTEROSEISMIC RESULTS FROM CAMPAIGN 1
Published in The Astrophysical journal (20-01-2017)“…NASA's K2 mission is observing tens of thousands of stars along the ecliptic, providing data suitable for large-scale asteroseismic analyses to inform galactic…”
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The evolution of the Milky Way’s thin disc radial metallicity gradient with K2 asteroseismic ages
Published in Monthly notices of the Royal Astronomical Society (29-09-2023)“…ABSTRACT The radial metallicity distribution of the Milky Way’s disc is an important observational constraint for models of the formation and evolution of our…”
Get full text
Journal Article -
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KIC 9246715: THE DOUBLE RED GIANT ECLIPSING BINARY WITH ODD OSCILLATIONS
Published in The Astrophysical journal (20-02-2016)“…ABSTRACT We combine Kepler photometry with ground-based spectra to present a comprehensive dynamical model of the double red giant eclipsing binary KIC…”
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The APO-K2 Catalog. II. Accurate Stellar Ages for Red Giant Branch Stars across the Milky Way
Published in The Astronomical journal (01-05-2024)“…Abstract We present stellar age determinations for 4661 red giant branch stars in the APO-K2 catalog, derived using mass estimates from K2 asteroseismology…”
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