English
Related papers

Related papers: IRSI-DARWIN: How to see through the interplanetary…

200 papers

The Infrared Space Observatory (ISO), launched in November 1995, allows us to measure the far-infrared (far-IR) emission of quasars in greater detail and over a wider energy range than previously possible. In this paper, preliminary results…

Astrophysics · Physics 2007-05-23 Belinda J. Wilkes

Much of the focus of exoplanet atmosphere analysis in the coming decade will be atinfrared wavelengths, with the planned launches of the James Webb Space Telescope (JWST) and the Wide-Field Infrared Survey Telescope (WFIRST). However,…

With the launch of the Wide-Field Infrared Survey Explorer (WISE), a new era of detecting planetary debris around white dwarfs has begun with the WISE InfraRed Excesses around Degenerates (WIRED) Survey. The WIRED Survey will be sensitive…

Solar and Stellar Astrophysics · Physics 2015-05-20 J. H. Debes , D. W. Hoard , M. Kilic , S. Wachter , D. T. Leisawitz , M. Cohen , J. D. Kirkpatrick , R. L. Griffith

The Darwin and TPF-I missions are Infrared free flying interferometer missions based on nulling interferometry. Their main objective is to detect and characterize other Earth-like planets, analyze the composition of their atmospheres and…

Astrophysics · Physics 2011-03-16 L. Kaltenegger , M. Fridlund

Much of the focus of exoplanet atmosphere analysis in the coming decade will be at infrared wavelengths, with the planned launches of the James Webb Space Telescope (JWST) and the Wide-Field Infrared Survey Telescope (WFIRST). However,…

Earth and Planetary Astrophysics · Physics 2019-03-27 Eric D. Lopez , Vladimir Airapetian , Jessie Christiansen , Luca Fossati , Kevin France

We study the sensitivities of space infrared interferometers. We formulate the signal-to-noise ratios of infrared images obtained by aperture synthesis in the presence of source shot noise, background shot noise and detector read noise. We…

Astrophysics · Physics 2009-10-31 Tadashi Nakajima , Hideo Matsuhara

High-resolution ultraviolet observations of nearby bright and faint stars are required to evaluate changes in the past and future galactic environments of the Sun, and the possibly impact of these changes on the interplanetary environment…

Astrophysics · Physics 2007-05-23 P. C. Frisch

A set of six debris disk candidates identified with IRAS or WISE excesses were observed at either 350 um or 450 um with the CSO. Five of the targets - HIP 51658, HIP 68160, HIP 73512, HIP 76375, and HIP 112460 - have among the largest…

Solar and Stellar Astrophysics · Physics 2015-06-16 J. Bulger , T. Hufford , A. Schneider , J. Patience , I. Song , R. J. De Rosa , A. Rajan , C. D. Dowell , D. McCarthy , C. Kulesa

CONTEXT: Simple geometrical ring models account well for near-infrared interferometric observations of dusty disks surrounding pre-main sequence stars of intermediate mass. Such models demonstrate that the dust distribution in these disks…

Astrophysics · Physics 2009-11-11 Andrea Isella , Leonardo Testi , Antonella Natta

We present our results from a mid-infrared interferometric survey targeted at the planet-forming region in the circumstellar disks around low- and intermediate-mass young stars. Our sample consist of 82 objects, including T Tauri stars,…

Solar and Stellar Astrophysics · Physics 2020-02-14 J. Varga , P. Ábrahám , L. Chen , Th. Ratzka , K. É. Gabányi , Á. Kóspál

We observed the planet-hosting system PDS 70 with the James Webb Interferometer, JWST's Aperture Masking Interferometric (AMI) mode within NIRISS. Observing with the F480M filter centered at 4.8 $\mu$m, we simultaneously fit geometrical…

The far-infrared (IR) region is rich with information needed to characterize interstellar dust and to investigate the cold outer planets of the solar system and their icy moons. The proposed sub-orbital observatory the Balloon Experiment…

Instrumentation and Methods for Astrophysics · Physics 2023-12-27 Joanna Perido , Kevin Denis , Jason Glenn , Nicholas F. Cothard , Manuel Quijada , Jessica Patel , Edward Wollack , Tilak Hewagama , Shahid Aslam , Peter K. Day

The SHINE program is a large high-contrast near-infrared survey of 600 young, nearby stars. It is aimed at searching for and characterizing new planetary systems using VLT/SPHERE's unprecedented high-contrast and high-angular resolution…

Earth and Planetary Astrophysics · Physics 2017-12-13 G. Chauvin , S. Desidera , A. -M. Lagrange , A. Vigan , R. Gratton , M. Langlois , M. Bonnefoy , J. -L. Beuzit , M. Feldt , D. Mouillet , M. Meyer , A. Cheetham , B. Biller , A. Boccaletti , V. D'Orazi , R. Galicher , J. Hagelberg , A. -L. Maire , D. Mesa , J. Olofsson , M. Samland , T. O. B. Schmidt , E. Sissa , M. Bonavita , B. Charnay , M. Cudel , S. Daemgen , P. Delorme , P. Janin-Potiron , M. Janson , M. Keppler , H. Le Coroller , R. Ligi , G. D. Marleau , S. Messina , P. Molliere , C. Mordasini , A. Muller , S. Peretti , C. Perrot , L. Rodet , D. Rouan , A. Zurlo , C. Dominik , T. Henning , F. Menard , H. -M. Schmid , M. Turatto , S. Udry , F. Vakili , L. Abe , J. Antichi , A. Baruffolo , P. Baudoz , J. Baudrand , P. Blanchard , A. Bazzon , T. Buey , M. Carbillet , M. Carle , J. Charton , E. Cascone , R. Claudi , A. Costille , A. Deboulbe , V. De Caprio , K. Dohlen , D. Fantinel , P. Feautrier , T. Fusco , P. Gigan , E. Giro , D. Gisler , L. Gluck , N. Hubin , E. Hugot , M. Jaquet , M. Kasper , F. Madec , Y. Magnard , P. Martinez , D. Maurel , D. Le Mignant , O. Moller-Nilsson , M. Llored , T. Moulin , A. Origné , A. Pavlov , D. Perret , C. Petit , J. Pragt , P. Puget , P. Rabou , J. Ramos , R. Rigal , S. Rochat , R. Roelfsema , G. Rousset , A. Roux , B. Salasnich , J. -F. Sauvage , A. Sevin , C. Soenke , E. Stadler , M. Suarez , L. Weber , F. Wildi , S. Antoniucci , J. -C. Augereau , J. -L. Baudino , W. Brandner , N. Engler , J. Girard , C. Gry , Q. Kral , T. Kopytova , E. Lagadec , J. Milli , C. Moutou , J. Schlieder , J. Szulágyi , C. Thalmann , Z. Wahhaj

Detecting the presence of circumstellar dust around nearby solar-type main sequence stars is an important pre-requisite for the design of future life-finding space missions such as ESA's Darwin or NASA's Terrestrial Planet Finder (TPF). The…

Astrophysics · Physics 2009-11-13 O. Absil , V. Coude du Foresto , M. Barillot , M. R. Swain

Debris disks are signposts of analogues to small body populations of the Solar System, often however with much higher masses and dust production rates. The disk associated with the nearby star Eta Corvi is especially striking as it shows…

Earth and Planetary Astrophysics · Physics 2016-02-17 J. Lebreton , C. Beichman , G. Bryden , D. Defrère , B. Mennesson , R. Millan-Gabet , A. Boccaletti

Galactic interstellar dust has a profound impact not only on our observations of objects throughout the Universe, but also on the morphology, star formation, and chemical evolution of the Galaxy. The advent of massive imaging and…

In the interstellar medium, the cosmic elemental carbon abundance includes the total carbon in both gas and solid phases. The aim of the study was to trial a new method for measuring the amount and distribution of aliphatic carbon within…

Astrophysics of Galaxies · Physics 2020-02-13 B. Günay , M. G. Burton , M. Afşar , T. W. Schmidt

We study the fundamental limits of detection for astrophysical observations in the far infrared. Understanding these fundamental limits is critical to the planning and analysis of experiments in this region. We specifically characterize the…

Instrumentation and Methods for Astrophysics · Physics 2014-01-09 Sean P. Denny , Jonathan Y. Suen , Philip M. Lubin

With the launch of the {\em Wide-field Infrared Survey Explorer} ({\em WISE}), a new era of detecting planetary debris and brown dwarfs around white dwarfs (WDs) has begun with the {\em WISE} InfraRed Excesses around Degenerates (WIRED)…

Solar and Stellar Astrophysics · Physics 2015-05-30 J. H. Debes , D. W. Hoard , S. Wachter , D. T. Leisawitz , M. Cohen

Directly imaging extrasolar planets using a monolithic optical telescope avoids many pitfalls of space interferometry and opens up the prospect of visible light studies of extrasolar planetary systems. Future astronomical missions may…

Astrophysics · Physics 2007-05-23 M. J. Kuchner , D. N. Spergel
‹ Prev 1 8 9 10 Next ›