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Understanding how galaxies form and evolve requires measuring their light distributions in images taken by telescopes. This process often involves fitting mathematical models to galaxy images to extract properties such as size, brightness,…

Instrumentation and Methods for Astrophysics · Physics 2026-01-12 Christopher Añorve

We describe the observations and preliminary results of the gas-phase analysis based on two ongoing, wide-field Integral Field Spectroscopy (IFS) surveys: the PPAK IFS Nearby Galaxies Survey (PINGS), targeting disc galaxies; and the…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-19 F. F. Rosales-Ortega , S. Arribas , R. C. Kennicutt

The absorption and emission of light by exoplanet atmospheres encode details of atmospheric composition, temperature, and dynamics. Fundamentally, simulating these processes requires detailed knowledge of the opacity of gases within an…

Instrumentation and Methods for Astrophysics · Physics 2024-08-07 Arjun B. Savel , Megan Bedell , Eliza M. -R. Kempton

So far, high resolution techniques on the one hand provide morphological information on bright nearby objects. On the other hand, telescopes with large collecting areas allow us to detect very faint and distant objects, but not to obtain a…

Astrophysics · Physics 2007-05-23 Markus Wittkowski

The program package SME (Spectroscopy Made Easy), designed to perform an analysis of stellar spectra using spectral fitting techniques, was updated due to adding new functions (isotopic and hyperfine splittins) in VALD and including grids…

Instrumentation and Methods for Astrophysics · Physics 2017-10-31 N. Piskunov , T. Ryabchikova , Yu. Pakhomov , T. Sitnova , S. Alexeeva , L. Mashonkina , T. Nordlander

NIFTY, "Numerical Information Field Theory", is a software package designed to enable the development of signal inference algorithms that operate regardless of the underlying spatial grid and its resolution. Its object-oriented framework is…

Instrumentation and Methods for Astrophysics · Physics 2013-06-06 Marco Selig , Michael R. Bell , Henrik Junklewitz , Niels Oppermann , Martin Reinecke , Maksim Greiner , Carlos Pachajoa , Torsten A. Enßlin

The Multi-Unit Spectroscopic Explorer (MUSE) is a large integral field unit mounted on the ESO Very Large Telescope. Its spatial (60 arcsecond field) and wavelength (4800-9300A) coverage is well suited to detailed imaging spectroscopy of…

Astrophysics of Galaxies · Physics 2020-04-08 J. R. Walsh , A. Monreal-Ibero

A primary goal of direct imaging techniques is to spectrally characterize the atmospheres of planets around other stars at extremely high contrast levels. To achieve this goal, coronagraphic instruments have favored integral field…

Modern sky surveys are producing ever larger amounts of observational data, which makes the application of classical approaches for the classification and analysis of objects challenging and time-consuming. However, this issue may be…

Instrumentation and Methods for Astrophysics · Physics 2022-10-26 Lars Doorenbos , Olena Torbaniuk , Stefano Cavuoti , Maurizio Paolillo , Giuseppe Longo , Massimo Brescia , Raphael Sznitman , Pablo Márquez-Neila

Spatially-resolved information of gas-phase emission provided by integral field units (IFUs) are allowing us to perform a new generation of emission-line surveys, based on large samples of HII regions and full two-dimensional coverage. Here…

Cosmology and Nongalactic Astrophysics · Physics 2012-08-28 F. F. Rosales-Ortega , S. F. Sánchez , A. I. Díaz

I present new features of the open-source Python package lips, which leverages the newly developed pyadic and syngular libraries. These developments enable the generation and manipulation of massless phase-space configurations beyond real…

High Energy Physics - Theory · Physics 2023-05-24 Giuseppe De Laurentis

The search for extrasolar planets has driven rapid advances in instrumentation, resulting in cameras such as SPHERE at the VLT, GPI at Gemini South and SCExAO at Subaru, capable of achieving very high contrast ($\sim10^{6}$) around bright…

Solar and Stellar Astrophysics · Physics 2020-03-18 P. Scicluna , F. Kemper , R. Siebenmorgen , R. Wesson , J. A. D. L. Blommaert , S. Wolf

The X-ray Integral Field Unit (X-IFU) on-board the second large ESA mission ''Athena'' will be a high spatial (5'') and spectral (2.5eV) resolution X-ray imaging spectrometer, operating in the 0.2-12 keV energy band. It will address the…

Cosmology and Nongalactic Astrophysics · Physics 2022-09-07 Florent Castellani , N. Clerc , Etienne Pointecouteau , Yannick Bahé , F. Pajot

The HIFI data processing pipeline was developed to systematically process diagnostic, calibration and astronomical observations taken with the HIFI science instrumentas part of the Herschel mission. The HIFI pipeline processed data from all…

Instrumentation and Methods for Astrophysics · Physics 2019-05-13 K. Edwards , R. F. Shipman , D. Kester , A. Lorenzani , M. Melchior

The Compton Spectrometer and Imager (COSI) is a selected Small Explorer (SMEX) mission launching in 2027. It consists of a large field-of-view Compton telescope that will probe with increased sensitivity the under-explored MeV gamma-ray sky…

The sensitivity limits of space telescopes are imposed by uncalibrated errors in the point spread function, photon-noise, background light, and detector sensitivity. These are typically calibrated with specialized wavefront sensor hardware…

Instrumentation and Methods for Astrophysics · Physics 2024-06-18 Louis Desdoigts , Benjamin Pope , Jordan Dennis , Peter Tuthill

Cosmological information is encoded in the structure of galaxy clusters. In Universes with less matter and larger initial density perturbations, clusters form earlier and have more time to accrete material, leading to a more extended infall…

The design of the project named CYGNO is presented. CYGNO is a new proposal supported by INFN, the Italian National Institute for Nuclear Physics, within CYGNUs proto-collaboration (CYGNUS-TPC) that aims to realize a distributed observatory…

As modern scientific simulations grow ever more in size and complexity, even their analysis and post-processing becomes increasingly demanding, calling for the use of HPC resources and methods. yt is a parallel, open source post-processing…

Instrumentation and Methods for Astrophysics · Physics 2019-10-18 Salvatore Cielo , Luigi Iapichino , Fabio Baruffa

This article describes lcpy, an open-source python package that allows for advanced parametric Life Cycle Assessment (LCA) and Life Cycle Costing (LCC) analysis. The package is designed to allow the user to model a process with a flexible,…

Emerging Technologies · Computer Science 2025-06-17 Spiros Gkousis , Evina Katsou
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