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Integral Field Spectroscopy (IFS) provides a spectrum simultaneously for each spatial sample of an extended, two-dimensional field. It consists of an Integral Field Unit (IFU) which slices and re-arranges the initial field along the…

Optics · Physics 2016-08-16 Sébastien Vivès , Eric Prieto

We present the design and lab performance of a prototype lenslet-slicer hybrid integral field spectrograph (IFS), validating the concept for use in future instruments like SCALES/PSI-Red. By imaging extrasolar planets with IFS, it is…

Instrumentation and Methods for Astrophysics · Physics 2021-09-14 R. Deno Stelter , Andrew J. Skemer , Cyril Bourgenot

Integral Field Spectroscopy (IFS) is an observational method to obtain spatially resolved spectra over a specific field of view (FoV) in a single exposure. In recent years, near-infrared IFS has gained importance in observing objects with…

Integral field spectroscopy (IFS) represents a powerful technique for the detection and characterization of extrasolar planets through high contrast imaging, since it allows to obtain simultaneously a large number of monochromatic images.…

Instrumentation and Methods for Astrophysics · Physics 2014-11-18 Jacopo Antichi , Kjetil Dohlen , Raffaele G. Gratton , Dino Mesa , Riccardo U. Claudi , Enrico Giro , Anthony Boccaletti , David Mouillet , Pascal Puget , Jean-Luc Beuzit

Among spectroscopic techniques, Integral Field Spectroscopy (IFS) is regarded as one of the most versatile and powerful, but it is limited by small FoVs, complex designs, and high costs. We hereby present ROSSINI: the ROtational Slitless…

Instrumentation and Methods for Astrophysics · Physics 2026-05-29 Jerry Jun-Yan Zhang , Francesco Sinigaglia

We easily tend to think of Integral-Field Spectrographs (IFS) along two opposing trends: as either the beautiful combination between photometry and spectroscopy, or as our worst nightmare including the dark side of both worlds. I favour a…

Astrophysics · Physics 2015-05-13 Eric Emsellem

We propose and explore the potential of a method to extract high signal-to-noise (S/N) integrated spectra related to physical and/or morphological regions on a 2-dimensional field using Integral Field Spectroscopy (IFS) observations by…

Instrumentation and Methods for Astrophysics · Physics 2015-06-03 F. F. Rosales-Ortega , S. Arribas , L. Colina

Multi-object or integral field spectrographs are recognized techniques for achieving simultaneous spectroscopic observations of different or extended sky objects with a high multiplex factor. In this communication is described a…

Instrumentation and Detectors · Physics 2016-12-14 Francois Henault , Florence Laurent

Integral field spectroscopy (IFS) has been added as a new observation mode to the Robert Stobie Spectrograph (RSS), the workhorse multi-mode instrument on the Southern African Large Telescope. RSS operates as an imaging spectrograph…

Instrumentation and Methods for Astrophysics · Physics 2026-03-25 Sabyasachi Chattopadhyay , Matthew A. Bershady , Michael P. Smith , Antoine Mahoro , Marsha J. Wolf

(Abridged) We describe a new method to extract spectra of stars from observations of crowded stellar fields with integral field spectroscopy (IFS). Our approach extends the well-established concept of crowded field photometry in images into…

Instrumentation and Methods for Astrophysics · Physics 2015-06-12 Sebastian Kamann , Lutz Wisotzki , Martin M. Roth

High-performance instruments at large ground-based telescopes have made integral field spectroscopy (IFS) a powerful tool for the study of extended objects such as galaxies, nebulae, or even larger survey fields on the sky. Here we discuss…

Astrophysics of Galaxies · Physics 2019-12-24 Martin M. Roth , Peter M. Weilbacher , Norberto Castro

The Infra-Red Imaging Spectrograph (IRIS) is one of the three first light instruments for the Thirty Meter Telescope (TMT) and is the only one to directly sample the diffraction limit. The instrument consists of a parallel imager and…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Anna M. Moore , Brian J. Bauman , Elizabeth J. Barton , David Crampton , Alex Delacroix , James E. Larkin , Luc Simard , Ryuji Suzuki , Shelley A. Wright

SCALES (Slicer Combined with an Array of Lenslets for Exoplanet Spectroscopy) is a 2 to 5 micron high-contrast lenslet-based Integral Field Spectrograph (IFS) designed to characterize exoplanets and their atmospheres. Like other…

Instrumentation and Methods for Astrophysics · Physics 2022-08-25 Deno Stelter , Andrew J. Skemer , Renate Kupke , Cyril Bourgenot , Raquel A. Martinez , Stephanie E. Sallum

The Smart Focal Planes (SmartFP) activity is a European Joint Research Activity funded to develop novel optical technologies for future large telescope instrumentation. In this paper, we will discuss the image slicer developments being…

We are proposing to build a new integral field instrument (OSIRIS) for use with the Keck Adaptive Optics System. It will utilize a large (1024 element) fiber optic bundle to slice the field and feed a standard infrared spectrograph with a…

Astrophysics · Physics 2007-05-23 J. E. Larkin , A. Quirrenbach , J. R. Graham

The Chinese Space Station Survey Telescope (CSST) is a next-generation Stage-IV facility renowned for its wide field of view, high image quality, and multi-band observational capabilities. Among the five instruments onboard the CSST, the…

Integral field spectroscopy (IFS) provides spatially resolved spectra, enabling detailed studies that address the physical and kinematic properties of the interstellar medium. A critical step in analyzing IFS data is the decomposition of…

Astrophysics of Galaxies · Physics 2026-02-10 Hui Guo , Guilin Liu , Jianghui Xu , Chao Geng , Zhicheng He , Shiyin Shen , Lei Hao

SPHERE is an instrument designed and built by a consortium of French, German, Italian, Swiss and Dutch institutes in collaboration with ESO. The project is currently in its Phase B. The main goal of SPHERE is to gain at least one order of…

An Integral Field Unit (IFU) based on image-slicers has been added to the GREGOR Infrared Spectrograph (GRIS). This upgrade to the instrument makes possible 2D spectropolarimetry in the near-infrared by simultaneously recording the full…

Instrumentation and Methods for Astrophysics · Physics 2022-06-30 C. Dominguez-Tagle , M. Collados , R. Lopez , J. J. Vaz Cedillo , M. A. Esteves , O. Grassin , N. Vega , A. Mato , J. Quintero , H. Rodriguez , S. Regalado , F. Gonzalez

Any high-contrast imaging instrument in a future large space-based telescope will include an integral field spectrograph (IFS) for measuring broadband starlight residuals and characterizing the exoplanet's atmospheric spectrum. In this…

Instrumentation and Methods for Astrophysics · Physics 2020-08-26 He Sun , Alexei Goun , Susan Redmond , Michael Galvin , Tyler Groff , Maxime Rizzo , N. Jeremy Kasdin
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