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Related papers: Setting the Stage for the Planet Formation Imager

200 papers

Newly-formed planetary systems with ages of <10 Myr offer many unique insights into the formation, evolution, and fundamental properties of extrasolar planets. These planets have fallen beyond the limits of past surveys, but as we enter the…

Earth and Planetary Astrophysics · Physics 2009-02-19 Adam L. Kraus , Kevin Covey , Michael Liu , Stanimir Metchev , Russel White , Lisa Prato , Doug Lin , Mark Marley

HIRMES is a far-infrared spectrometer that was chosen as the third generation instrument for NASA's SOFIA airborne observatory. HIRMES promises background limited performance in four modes that cover the wavelength range between 25 and 122…

Instrumentation and Methods for Astrophysics · Physics 2018-08-20 Greg Douthit , Gordon Stacey , Thomas Nikola , Chuck Henderson , George Gull , Kayla Rossi , Alexander Kutyrev , Harvey Moseley

Exoplanet transit events are attractive targets for the ultrahigh-resolution capabilities afforded by optical interferometers. The intersection of two developments in astronomy enable direct imaging of exoplanet transits: first,…

Solar and Stellar Astrophysics · Physics 2014-05-09 Gerard T. van Belle , Kaspar von Braun , Tabetha Boyajian , Gail Schaefer

Detection of forming planets means detection of the circumplanetary disk (CPD) in reality, since the planet is still surrounded by a disk at this evolutionary stage. Yet, no comprehensive CPD modeling was done in near-infrared wavelengths,…

Earth and Planetary Astrophysics · Physics 2019-05-22 J. Szulágyi , C. P. Dullemond , A. Pohl , S. P. Quanz

In-flight measurement of the antenna main beams of the Planck instruments is a crucial input to the data analysis pipeline. We study the main beam reconstruction achievable through external planets using a flight simulator to model their…

Astrophysics · Physics 2007-05-23 C. Burigana , P. Natoli , N. Vittorio , N. Mandolesi , M. Bersanelli

We propose a new kind of interferometric array that yields images of high dynamic range and large field. The numerous individual apertures in this array form a pattern related to a Fresnel zone plate. This array can be used for…

Astrophysics · Physics 2009-11-11 L. Koechlin , D. Serre , P. Duchon

One of the aims of next generation optical interferometric instrumentation is to be able to make use of information contained in the visibility phase to construct high dynamic range images. Radio and optical interferometry are at the two…

In this chapter of the Protostars and Planets VII, we review the breakthrough progress that has been made in the field of high-resolution, high-contrast optical and near-infrared imaging of planet-forming disks. These advancements include…

Earth and Planetary Astrophysics · Physics 2022-03-21 M. Benisty , C. Dominik , K. Follette , A. Garufi , C. Ginski , J. Hashimoto , M. Keppler , W. Kley , J. Monnier

The Gemini Planet Imager (GPI) has been designed for the direct detection and characterization of exoplanets and circumstellar disks. GPI is equipped with a dual channel polarimetry mode designed to take advantage of the inherently…

The mid-infrared (IR) regime is well suited to directly detect the thermal signatures of exoplanets in our solar neighborhood. The NEAR experiment: demonstration of high-contrast imaging (HCI) capability at ten microns, can reach sub-mJy…

Instrumentation and Methods for Astrophysics · Physics 2023-02-24 Prashant Pathak , Markus Kasper , Olivier Absil , Gilles Orban de Xivry , Ulli Käufl , Gerd Jakob , Ralf Siebenmorgen , Serban Leveratto , Eric Pantin

A new generation of interferometric instruments is emerging which aim to use intensity mapping of redshifted $21\,$cm radiation to measure the large-scale structure of the Universe at $z\simeq 1-2$ over wide areas of sky. While these…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-16 Martin White , Nikhil Padmanabhan

Until now, just a few extrasolar planets (~30 out of 860) have been found through the direct imaging method. This number should greatly improve when the next generation of High Contrast Instruments like Gemini Planet Imager (GPI) at Gemini…

Transmission and eclipse spectroscopy have been invaluable tools for the characterisation of extrasolar planet atmospheres. While they will continue to provide many new insights and discoveries in the decade(s) to come, these methods are…

Instrumentation and Methods for Astrophysics · Physics 2025-12-17 Ignas Snellen , Sebastiaan Haffert , Matthew Kenworthy , Tomas Stolker

Hi-5 is a high-contrast (or high dynamic range) infrared imager project for the VLTI. Its main goal is to characterize young extra-solar planetary systems and exozodiacal dust around southern main-sequence stars. In this paper, we present…

The first unbiased surveys for high-redshift galaxies in the submillimeter (submm) and far-infrared (FIR) wavebands have been made over the last two years. When combined with the intensity of extragalactic background radiation in the same…

Astrophysics · Physics 2007-05-23 Andrew W. Blain

This paper deals with the theoretical principle and optical design of a phase-shifting telescope-interferometer. What is called a "Telescope-Interferometer" (T-I) is indeed a novel, recently proposed Wavefront Error (WFE) sensing technique,…

Optics · Physics 2011-05-19 Francois Henault

Mid-infrared imaging traces the sub-micron and micron sized dust grains in protoplanetary disks and it offers constraints on the geometrical properties of the disks and potential companions, particularly if those companions have…

JWST's Near-Infrared Imager and Slitless Spectrograph (NIRISS) includes an Aperture Masking Interferometry (AMI) mode designed to be used between 2.7{\mu}m and 4.8{\mu}m. At these wavelengths, it will have the highest angular resolution of…