Search Results - "Hubin, N."
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SINFONI in the Galactic Center: Young Stars and Infrared Flares in the Central Light-Month
Published in The Astrophysical journal (20-07-2005)“…We report on 75 mas resolution, near-IR imaging spectroscopy within the central 30 lt-days of the Galactic center, taken with the new adaptive optics-assisted…”
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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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Improving the seeing with wide-field adaptive optics in the near-infrared
Published in Monthly notices of the Royal Astronomical Society (01-02-2006)“…In this paper, we present simulation results of a ground-layer correction adaptive optics system (GLAO), based on four laser guide stars and a single…”
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Wide-field adaptive optics for deep-field spectroscopy in the visible
Published in Monthly notices of the Royal Astronomical Society (11-04-2004)“…We study an adaptive optics (AO) system destined to feed an integral field spectrograph working over a field of view of 1 arcmin in the visible (central…”
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New challenges for adaptive optics: extremely large telescopes
Published in Monthly notices of the Royal Astronomical Society (21-09-2000)“…The performance of an adaptive optics (AO) system on a 100-m diameter ground-based telescope working in the visible range of the spectrum is computed using an…”
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Sky coverage estimation for multiconjugate adaptive optics systems: strategies and results
Published in Monthly notices of the Royal Astronomical Society (21-07-2006)“…We propose an improvement of the sky coverage estimation for multiconjugate adaptive optics (MCAO) systems. A new algorithm is presented which allows us to…”
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Laser Guide Star for 3.6- and 8-m telescopes: Performance and astrophysical implications
Published in Monthly notices of the Royal Astronomical Society (21-04-1998)“…We have constructed an analytical model to simulate the behaviour of an adaptive optics system coupled with a sodium laser guide star. The code is applied to…”
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Active Optics, Adaptive Optics, and Laser Guide Stars
Published in Science (American Association for the Advancement of Science) (26-11-1993)“…Optical astronomy is crucial to our understanding of the universe, but the capabilities of ground-based telescopes are severely limited by the effects of…”
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A course in computer-based data acquisition
Published in American journal of physics (01-01-2002)“…The evolution of a course in computer-based data acquisition and analysis is described. The physics of the sensors, the physics of the system under study, and…”
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NAOMI: the adaptive optics system of the Auxiliary Telescopes of the VLTI
Published 19-08-2019“…The tip-tilt stabilisation system of the 1.8 m Auxiliary Telescopes of the Very Large Telescope Interferometer was never dimensioned for robust fringe…”
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Improving the seeing with wide-field adaptive optics in the near-infrared
Published in Monthly notices of the Royal Astronomical Society (01-02-2006)Get full text
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Wide-field adaptive optics for deep-field spectroscopy in the visible
Published in Monthly notices of the Royal Astronomical Society (01-04-2004)Get full text
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GALACSI – The ground layer adaptive optics system for MUSE
Published in New astronomy reviews (01-01-2006)“…MUSE, the Multi-Unit Spectroscopic Explorer, is an adaptive optics (AO)-assisted Integral Field Spectrograph, currently in the Preliminary Design Phase as a…”
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New challenges for adaptive optics: extremely large telescopes
Published in Monthly notices of the Royal Astronomical Society (01-09-2000)Get full text
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A dynamical measure of the black hole mass in a quasar 11 billion years ago
Published 25-01-2024“…Tight relationships exist in the local universe between the central stellar properties of galaxies and the mass of their supermassive black hole. These suggest…”
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CRIRES$^{+}$ on sky at the ESO Very Large Telescope
Published 19-01-2023“…A&A 671, A24 (2023) The CRyogenic InfraRed Echelle Spectrograph (CRIRES) Upgrade project CRIRES$^{+}$ extended the capabilities of CRIRES. It transformed this…”
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First Light for GRAVITY Wide: Large Separation Fringe Tracking for the Very Large Telescope Interferometer
Published 23-08-2022“…A&A 665, A75 (2022) GRAVITY+ is the upgrade of GRAVITY and the Very Large Telescope Interferometer (VLTI) with wide-separation fringe tracking, new adaptive…”
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Laser Guide Star for 3.6- and 8-m telescopes: Performance and astrophysical implications
Published in Monthly notices of the Royal Astronomical Society (01-04-1998)Get full text
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Ongoing flyby in the young multiple system UX Tauri
Published 03-06-2020“…A&A 639, L1 (2020) We present observations of the young multiple system UX Tauri to look for circumstellar disks and for signs of dynamical interactions. We…”
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