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Related papers: The Mid-infrared E-ELT Imager and Spectrograph (ME…

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The Orbiting Astronomical Satellite for Investigating Stellar Systems (OASIS) is a proposed space telescope with a 14 m inflatable primary reflector that will perform high spectral resolution observations at terahertz frequencies with…

Instrumentation and Methods for Astrophysics · Physics 2022-03-14 Siddhartha Sirsi , Yuzuru Takashima , Arthur Palisoc , Heejoo Choi , Jonathan W. Arenberg , Daewook Kim , Chistopher Walker

We are proposing a new spectrograph (ATLAS) which would revolutionise intermediate-dispersion observations at the AAT. Based on the new technology of Volume Phase Holographic gratings, and using transmission optics, ATLAS offers high…

Astrophysics · Physics 2015-06-24 J. G. Robertson , K. Taylor , I. K. Baldry , P. R. Gillingham , S. C. Barden

High-contrast imaging and spectroscopy provide unique constraints for exoplanet formation models as well as for planetary atmosphere models. Instrumentation techniques in this field have greatly improved over the last two decades, with the…

Instrumentation and Methods for Astrophysics · Physics 2017-12-20 Johan Mazoyer , Laurent Pueyo , Mamadou N'Diaye , Kevin Fogarty , Neil Zimmerman , Rémi Soummer , Stuart Shaklan , Colin Norman

The first light instrument on the Thirty Meter Telescope (TMT) project will be the InfraRed Imaging Spectrograph (IRIS). IRIS will be mounted on a bottom port of the facility AO instrument NFIRAOS. IRIS will report guiding information to…

Instrumentation and Methods for Astrophysics · Physics 2015-06-22 Jennifer Dunn , Vlad Reshetov , Jenny Atwood , John Pazder , Bob Wooff , David Loop , Leslie Saddlemyer , Anna M. Moore , James E. Larkin

We compare coronagraph concepts and investigate their behavior and suitability for planet finder projects with Extremely Large Telescopes (ELTs, 30-42 meters class telescopes). For this task, we analyze the impact of major error sources…

Astrophysics · Physics 2009-11-13 P. Martinez , A. Boccaletti , M. Kasper , C. Cavarroc , N. Yaitskova , T. Fusco , C. Verinaud

Current state-of-the-art spectrographs cannot resolve the fundamental spatial (sub-arcseconds) and temporal scales (less than a few tens of seconds) of the coronal dynamics of solar flares and eruptive phenomena. The highest resolution…

In previous work a different and powerful, analytical, technique was used to get data, such as the absolute atom concentration (AAC), specimen thickness etc., from public domain boron nitride EELS spectrum collected under a collection…

Materials Science · Physics 2020-09-24 Noureddine Hadji

The Interface Region Imaging Spectrograph (IRIS) small explorer spacecraft provides simultaneous spectra and images of the photosphere, chromosphere, transition region, and corona with 0.33-0.4 arcsec spatial resolution, 2 s temporal…

We present end-to-end simulations of SCALES, the third generation thermal-infrared diffraction limited imager and low/med-resolution integral field spectrograph (IFS) being designed for Keck. The 2-5 micron sensitivity of SCALES enables…

Instrumentation and Methods for Astrophysics · Physics 2021-10-29 Zackery Briesemeister , Steph Sallum , Andrew Skemer , R. Deno Stelter , Philip Hinz , Timothy Brandt

The Keck Planet Imager and Characterizer (KPIC) is a purpose-built instrument for high-dispersion coronagraphy in the K and L bands on Keck. This instrument will provide the first high resolution (R$>$30,000) spectra of known directly…

Infrared (IR) spectroscopy has emerged as a pivotal tool in biomedical diagnostics, offering label-free spectral biomarkers for the detection of numerous diseases, particularly in the fingerprint region. However, the lack of rapid and…

Optics · Physics 2026-01-12 Xiangyu Zhao , Yuqing Liu , Jingzhu Shao , Longsheng Fang , Chongzhao Wu

One of the main science goal of the future European Extremely Large Telescope will be to understand the mass assembly process in galaxies as a function of cosmic time. To this aim, a multi-object, AO-assisted integral field spectrograph…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 M. Puech , P. Rosati , S. Toft , A. Cimatti , B. Neichel , T. Fusco

The Ingot wavefront sensor is a novel pupil-plane wavefront sensor, specifically designed to cope with the elongation typical of the extended nature of the Laser Guide Star (LGS). In the framework of the ELT, we propose an optical solution…

The European Solar Telescope (EST) is a project aimed at studying the magnetic connectivity of the solar atmosphere, from the deep photosphere to the upper chromosphere. Its design combines the knowledge and expertise gathered by the…

Next year the second generation instrument SPHERE will begin science operations at the Very Large Telecope (ESO). This instrument will be dedicated to the search for exoplanets through the direct imaging techniques, with the new generation…

Instrumentation and Methods for Astrophysics · Physics 2015-06-16 A. Zurlo , A. Vigan , C. Moutou , D. Mesa , R. Gratton , M. Langlois , J. -L. Beuzit , A. Costille , S. Desidera , K. Dolhen , C. Gry , F. Madec , D. Le Mignant , D. Mouillet , J. -F. Sauvage

Aims: In this work, we discuss a way to combine High Dispersion Spectroscopy and High Contrast Imaging (HDS+HCI). For a planet located at a resolvable angular distance from its host star, the starlight can be reduced up to several orders of…

MICADO, the European Extremely Large Telescope first light imager will feature a dedicated high contrast imaging mode specifically designed for observing and characterizing exoplanets and circumstellar disks. Two sparse aperture masks (SAM)…

Instrumentation and Methods for Astrophysics · Physics 2024-09-02 Elsa Huby , Pierre Baudoz , Sylvestre Lacour , Manon Le Teuff , Yann Clénet , Richard Davies

We present the architectural concept for the Far-Infrared Enhanced Survey Spectrometer (FIRESS) for the Probe Mission for far-IR Astrophysics (PRIMA). FIRESS spans the 24--235 micron range with four R ~ 100 slit-fed grating modules, each…