Search Results - "Ageorges, N"
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Imaging low-mass planets within the habitable zone of α Centauri
Published in Nature communications (10-02-2021)“…Giant exoplanets on wide orbits have been directly imaged around young stars. If the thermal background in the mid-infrared can be mitigated, then exoplanets…”
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Age Spread in W3 Main: Large Binocular Telescope/LUCI Near-infrared Spectroscopy of the Massive Stellar Content
Published in The Astrophysical journal (10-01-2012)“…We present near-infrared multi-object spectroscopy and JHK{sub s} imaging of the massive stellar content of the Galactic star-forming region W3 Main, obtained…”
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Author Correction: Imaging low-mass planets within the habitable zone of α Centauri
Published in Nature communications (05-05-2021)Get full text
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A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way
Published in Nature (London) (17-10-2002)“…Many galaxies are thought to have supermassive black holes at their centres-more than a million times the mass of the Sun. Measurements of stellar velocities…”
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Testing of the optical chain mockup of H-alpha and Visible Spectroscopy for ITER
Published in Fusion engineering and design (01-09-2019)“…•The optical chain mockup of ITER spectroscopy was manufactured, aligned and tested.•The measured spatial resolution at the object plane is 6.8–9 mm.•The…”
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Inhomogeneous surface distribution of chemical elements in the eclipsing binary AR Aur: a new challenge for our understanding of HgMn stars
Published in Monthly notices of the Royal Astronomical Society (01-10-2006)“…We present the results of a high spectral resolution study of the eclipsing binary AR Aur. AR Aur is the only known eclipsing binary with a HgMn primary star…”
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Charon's size and an upper limit on its atmosphere from a stellar occultation
Published in Nature (05-01-2006)“…Pluto and its satellite, Charon (discovered in 1978; ref. 1), appear to form a double planet, rather than a hierarchical planet/satellite couple. Charon is…”
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High-Resolution CO and H2 Molecular Line Imaging of a Cometary Globule in the Helix Nebula
Published in The Astrophysical journal (01-07-2002)Get full text
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High-Resolution CO and H[TINF]2[/TINF] Molecular Line Imaging of a Cometary Globule in the Helix Nebula
Published in The Astrophysical journal (01-07-2002)Get full text
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Accurate X-Ray Position of the Anomalous X-Ray Pulsar XTE J1810–197 and Identification of Its Likely Infrared Counterpart
Published in The Astrophysical journal (10-03-2004)Get full text
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Black Hole Mass Estimates Based on C IV are Consistent with Those Based on the Balmer Lines
Published in The Astrophysical journal (01-12-2011)“…Using a sample of high-redshift lensed quasars from the CASTLES project with observed-frame ultraviolet or optical and near-infrared spectra, we have searched…”
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Kinematic Interpretation of the Centaurus A Absorption-Line System
Published in The Astrophysical journal (10-05-1999)Get full text
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Using Adaptive Optics Systems on Large Telescopes: A Study of the Fraction of Observing Time Really Spent for Science
Published in Publications of the Astronomical Society of the Pacific (01-03-2001)“…All large telescopes in the world are now equipped with adaptive optics systems. These systems are usually used for near‐infrared imaging, spectroscopy, and/or…”
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The Chamaeleon Infrared Nebula: A Polarization Study with High Angular Resolution
Published in The Astrophysical journal (01-06-1996)Get full text
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Sharp images of young stellar objects
Published in Astrophysics and space science (01-02-1995)Get full text
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AGE SPREAD IN W3 MAIN: LARGE BINOCULAR TELESCOPE/LUCI NEAR-INFRARED SPECTROSCOPY OF THE MASSIVE STELLAR CONTENT
Published in The Astrophysical journal (2011)Get full text
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Inhomogeneous surface distribution of chemical elements in the eclipsing binary ARAur: a new challenge for our understanding of HgMn stars
Published in Monthly notices of the Royal Astronomical Society (01-10-2006)“…We present the results of a high spectral resolution study of the eclipsing binary ARAur. ARAur is the only known eclipsing binary with a HgMn primary star…”
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Imaging low-mass planets within the habitable zone of {\alpha} Centauri
Published 13-04-2021“…Giant exoplanets on wide orbits have been directly imaged around young stars. If the thermal background in the mid-infrared can be mitigated, then exoplanets…”
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