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The AMIGA project (Analysis of the interstellar Medium of Isolated GAlaxies) is an international collaboration led from the Instituto de Astrof\'isica de Andaluc\'ia (CSIC). The group's experience in radio astronomy databases turned, as a…

We report the use of the Australia Telescope Compact Array (ATCA) to conduct polarimetric observations of the sky at 5 GHz. The ATCA is normally operated as an interferometer array, but these observations were conducted in a split array…

Astrophysics · Physics 2010-11-11 D. McConnell , E. Carretti , R. Subrahmanyan

Simulating and analysing detailed observations of astrophysical sources for very high energy (VHE) experiments, like the Cherenkov Telescope Array (CTA), can be a demanding task especially in terms of CPU consumption and required storage.…

Instrumentation and Methods for Astrophysics · Physics 2019-03-13 M. Landoni , P. Romano , S. Vercellone , J. Knodlseder , A. Bianco , F. Tavecchio , A. Corina

This paper presents an overview of several modeling tools for analyzing molecular line observations at submillimeter wavelengths. These tools are already proving to be very valuable for the interpretation of data from current telescopes,…

Astrophysics · Physics 2007-05-23 Floris van der Tak , Michiel Hogerheijde

The open source ALPS (Algorithms and Libraries for Physics Simulations) project provides a collection of physics libraries and applications, with a focus on simulations of lattice models and strongly correlated electron systems. The…

Many aspects of the Atacama Large Millimeter Array (ALMA) instrument are still unknown due to its young age. One such aspect is the true nature of the primary beam of each baseline, and how changes to the individual primary beams affect…

Instrumentation and Methods for Astrophysics · Physics 2017-02-07 Kara Kundert , Urvashi Rau , Edwin Bergin , Sanjay Bhatnagar

The Atacama Large Millimeter/submillimeter Array remains the largest mm radio interferometer observatory world-wide. It is now conducting its 11th observing cycle. In our previous paper presented at this conference series in 2020, we…

Instrumentation and Methods for Astrophysics · Physics 2024-08-09 Dirk Petry , María Díaz Trigo , Rüdiger Kneissl , Ignacio Toledo , Atsushi Miyazaki , Toshinobu Takagi , Ashley Barnes , Francesca Bonanomi

The CHARA Array is a six 1-m telescope optical and near infrared interferometer located at the Mount Wilson Observatory in southern California and operated by the Center for High Angular Resolution Astronomy of Georgia State University. The…

The Simons Observatory (SO) is a next-generation ground-based telescope located in the Atacama Desert in Chile, designed to map the cosmic microwave background (CMB) with unprecedented precision. The observatory consists of three small…

We introduce the Python program THALAS (TensorFlow Hydrodynamics Analysis for Lyman-Alpha Simulations), which maps baryon fields (baryon density, temperature, and velocity) to Ly$\alpha$ optical depth fields in both real space and redshift…

Cosmology and Nongalactic Astrophysics · Physics 2024-07-24 Jupiter Ding , Benjamin Horowitz , Zarija Lukić

Adaptive simulated annealing (ASA) is a global optimization algorithm based on an associated proof that the parameter space can be sampled much more efficiently than by using other previous simulated annealing algorithms. The author's ASA…

Mathematical Software · Computer Science 2007-05-23 Lester Ingber

In the near future, the Expanded Very Large Array (EVLA) will allow surveys for maser sources with unprecedented sensitivity, spectral coverage and spectroscopic capabilities. In particular, comprehensive surveys for many maser species with…

Astrophysics · Physics 2009-11-13 Karl M. Menten

Data visualisation is an essential ingredient of scientific analysis, discovery, and communication. Along with a human (to do the looking) and the data (something to look at), an image display device is a key component of any data…

Instrumentation and Methods for Astrophysics · Physics 2024-12-18 Christopher J. Fluke , Hugo K. Walsh , Lewis de Zoete Grundy , Brian Brady

The Atacama Large Millimeter/sub-millimeter Array (ALMA) is already revolutionising our understanding of the Universe. However, ALMA is not yet equipped with all of its originally planned receiver bands, which will allow it to observe over…

Access to astronomical data through archives and VO is essential but does not solve all problems. Availability of appropriate software for analyzing the data is often equally important for the efficiency with which a researcher can publish…

Instrumentation and Methods for Astrophysics · Physics 2010-04-27 P. Grosbol , D. Tody

The Cherenkov Telescope Array (CTA) represents the next generation of ground based instruments for Very High Energy gamma-ray astronomy. It is expected to improve on the sensitivity of current instruments by an order of magnitude and…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 T. Hassan , L. Arrabito , K. Bernlör , J. Bregeon , J. Hinton , T. Jogler , G. Maier , A. Moralejo , F. Di Pierro , M. Wood

The Simons Observatory (SO) is a cosmic microwave background (CMB) observatory consisting of three small aperture telescopes and one large aperture telescope. SO is located in the Atacama Desert in Chile at an elevation of 5180m.…

Instrumentation and Methods for Astrophysics · Physics 2024-06-25 Brian J. Koopman , Sanah Bhimani , Nicholas Galitzki , Matthew Hasselfield , Jack Lashner , Hironobu Nakata , Laura Newburgh , David V. Nguyen , Tai Sakuma , Kyohei Yamada

With a possible angular resolution down to 0.1-0.2 millisecond of arc using the 330 m baselines and the access to the 600-900 nm spectral domain, the CHARA Array is ideally configured for focusing on precise and accurate fundamental…

ALMA will revolutionize our understanding of star formation within our galaxy, but before we can use ALMA we need to know where to look. The Millimeter Astronomy Legacy Team 90 GHz (MALT90) Survey is a large international project to map the…

Astrophysics of Galaxies · Physics 2013-03-14 Jonathan B. Foster , Jill M. Rathborne , James M. Jackson , Steve N. Longmore , Scott Whitaker , Sadia Hoq

We develop AI agents based on instruction-finetuned large language models (LLMs) to assist in the engineering and operation of the Cherenkov Telescope Array Observatory (CTAO) Control and Data Acquisition Software (ACADA). These agents…

Instrumentation and Methods for Astrophysics · Physics 2025-11-14 Dmitriy Kostunin , Elisa Jones , Vladimir Sotnikov , Valery Sotnikov , Sergo Golovachev , Alexandre Strube