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1. VLTI/GRAVITY interferometric measurements of the innermost dust structure sizes around active galactic nuclei⋆ NSTL国家科技图书文献中心

Dexter J. |  Drescher A.... -  《Astronomy and astrophysics》 - 2024,690 - 共14页

摘要:We present new Very Large Telescope Interferometer (VLTI)/GRAVITY near-infrared interferometric measurements of the angular size of the innermost hot dust continuum for 14 type 1 active galactic nucle...
关键词: techniques: interferometric |  galaxies: active |  galaxies: nuclei |  galaxies: Seyfert

2. Upgrading the GRAVITY fringe tracker for GRAVITY+ NSTL国家科技图书文献中心

Nowak M. |  Lacour S.... -  《Astronomy and astrophysics》 - 2024,684 - 共16页

摘要:Context. The GRAVITY beam-combiner at the Very Large Telescope Interferometer has recently made important contributions to many different fields of astronomy, from observations of the Galactic centre ...
关键词: instrumentation: high angular resolution |  instrumentation: interferometers |  techniques: interferometric

3. Mid-infrared evidence for iron-rich dust in the multi-ringed inner disk of HD 144432★ NSTL国家科技图书文献中心

Varga J. |  Waters L. B. F. M.... -  《Astronomy and astrophysics》 - 2024,681 - 共29页

摘要:Context. Rocky planets form by the concentration of solid particles in the inner few au regions of planet-forming disks. Their chemical composition reflects the materials in the disk available in the ...
关键词: protoplanetary disks |  techniques: interferometric |  stars: pre-main sequence |  stars: individual: HD 144432 |  stars: variables: T Tauri, Herbig Ae/Be |  planets and satellites: formation

4. The dusty circumstellar environment of Betelgeuse during the Great Dimming as seen by VLTI/MATISSE★★★★★★ NSTL国家科技图书文献中心

Cannon E. |  Montargès M.... -  《Astronomy and astrophysics》 - 2023,675 - 共13页 - 被引量:2

摘要:Context. The ‘Great Dimming’ of the prototypical red supergiant Betelgeuse, which occurred between December 2019 and April 2020, gives us unprecedented insight into the processes occurring on the stel...
关键词: supergiants |  stars: individual: Betelgeuse |  stars: mass-loss |  circumstellar matter |  techniques: interferometric |  radiative transfer

5. Sharp images of WR104 NSTL国家科技图书文献中心

Soulain A. |  Millour F.... -  《Optical and Infrared Interferometry and Imaging V, Part 2: Edinburgh(GB).27 June - 1 July 2016》 -  Optical and Infrared Interferometry and Imaging - 2016, - 99073R-1~99073R-7 - 共7页

摘要:Some carbon-rich Wolf-Rayet stars are permanent dust producers, as seen by their infrared excess. In famous targets like WR104, the dust is found in the form of a pinwheel nebula around the central so...
关键词: Wolf-Rayet stars |  pinwheel nebulae |  model fitting |  interferometry

6. Sharp images of WR104 NSTL国家科技图书文献中心

Soulain A. |  Millour F.... -  《Optical and infrared interferometry and imaging V : Part two of two parts》 -  SPIE Conference on Optical and Infrared Interferometry and Imaging - 2016, - 99073R-1~99073R-7 - 共7页

摘要:Some carbon-rich Wolf-Rayet stars are permanent dust producers, as seen by their infrared excess. In famous targets like WR104, the dust is found in the form of a pinwheel nebula around the central so...
关键词: Wolf-Rayet stars |  pinwheel nebulae |  model fitting |  interferometry
NSTL主题词: images

7. Sharp images of WR104 NSTL国家科技图书文献中心

Soulain A. |  Millour F.... -  《Optical and infrared interferometry V, part 2: Conference on optical and infrared interferometry V, 27 June - 1 July 2016, Edinburgh, United Kingdom》 -  Conference on optical and infrared interferometry V - 2016, - 99073R.1~99073R.7 - 共7页

摘要:Some carbon-rich Wolf-Rayet stars are permanent dust producers, as seen by their infrared excess. In famous targets like WR104, the dust is found in the form of a pinwheel nebula around the central so...
关键词: Wolf-Rayet stars |  pinwheel nebulae |  model fitting |  interferometry
NSTL主题词: images

8. Long baseline interferometry in the visible: first results of the FRIEND project NSTL国家科技图书文献中心

Martinod M.A. |  Berio P.... -  《Optical and infrared interferometry V, part 1: Conference on optical and infrared interferometry V, 27 June - 1 July 2016, Edinburgh, United Kingdom》 -  Conference on optical and infrared interferometry V - 2016, - 99071H.1~99071H.17 - 共17页

摘要:In the coming year, the CHARA 1-meter telescopes will be equipped with Adaptive Optics (AO) systems. This improvement opens the possibility to apply, in the visible domain, the principle of spatial fi...
关键词: Long baseline interferometry |  Visible Interferometry |  Closure phase |  Emccd |  Instrumentation |  Optical fiber |  Squared visibilities |  Polarization |  Spatial filtering
NSTL主题词: long baseline interferometer

9. Spectral regularization and sparse representation bases for interferometric imaging NSTL国家科技图书文献中心

Vannier M. |  Mary D.... -  《Optical and Infrared Interferometry II. Part Two of Two Parts》 -  2010 Optical and Infrared Interferometry II conference - 2010, - 77342J-1~77342J-15 - 共15页

摘要:This paper presents some methods being developped for relaxing the underdetermination of the image reconstruction from interferometric data. We consider, in a first part, the advantages of using spect...
关键词: Interferometry;;Spectro-Interferometry;;Inverse problem;;Image reconstruction

10. Images of Betelgeuse with VLTI/MATISSE across the Great Dimming

Drevon J. |  Millour F.... -  《Royal Astronomical Society. Monthly Notices. Letters (Online)》 - 2024,527(1) - L88~L94

摘要:© 2023 The Author(s).From Nov. 2019 to May 2020, the red supergiant star Betelgeuse experienced an unprecedented drop of brightness in the visible domain called the Great Dimming event (GDE). Large at...
关键词: stars: imaging |  stars: individual: Betelgeuse |  stars: massive |  stars: variables: general |  techniques: image processing |  techniques: interferometric
检索条件作者:Millour F.

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