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The CALMA (Computer Assisted Library for MAmmography) project is a five years plan developed in a physics research frame in collaboration between INFN (Istituto Nazionale di Fisica Nucleare) and many Italian hospitals. At present a large…

Medical Physics · Physics 2009-11-10 A. Lauria , R. Palmiero , G. Forni , P. Cerello , B. Golosio , F. Fauci , R. Magro , G. Raso , S. Tangaro , P. L. Indovina

We report major performance test results of the Atacama Compact Array (ACA) 7-m and 12-m antennas of ALMA (Atacama Large Millimeter/submillimeter Array). The four major performances of the ACA antennas are all-sky pointing (to be not more…

In recent years new functionality for VLBI data processing has been added to the CASA package. This paper presents the new CASA tasks 'fringefit' and 'accor', which are closely matched to their AIPS counterparts FRING and ACCOR. Several…

Instrumentation and Methods for Astrophysics · Physics 2019-04-29 Ilse van Bemmel , Des Small , Mark Kettenis , Arpad Szomoru , George Moellenbrock , Michael Janssen

Multivariate long-term time series forecasting is critical for applications such as weather prediction, and traffic analysis. In addition, the implementation of Transformer variants has improved prediction accuracy. Following these…

Machine Learning · Computer Science 2025-05-06 Minhyuk Lee , HyeKyung Yoon , MyungJoo Kang

The Large Latin American Millimeter Array (LLAMA) is a multipurpose single-dish 12 m radiotelescope with VLBI capability under construction in the Puna de Atacama desert in the Province of Salta, Argentina. In this paper I review the…

Instrumentation and Methods for Astrophysics · Physics 2020-10-05 Gustavo E. Romero

As the Atacama Large Millimeter/submillimeter Array (ALMA) nears completion, 73 dual-polarization receivers have been delivered for each of Bands 3 (84-116 GHz) and 6 (211-275 GHz). The receivers use sideband-separating superconducting…

Instrumentation and Detectors · Physics 2015-06-16 Anthony R. Kerr , Shing-Kuo Pan , Stéphane M. X. Claude , Philip Dindo , Arthur W. Lichtenberger , Eugene F. Lauria

The Cherenkov Telescope Array (CTA) \cite{CTA:2010} will be the successor to current Imaging Atmospheric Cherenkov Telescopes (IACT) like H.E.S.S., MAGIC and VERITAS. CTA will improve in sensitivity by about an order of magnitude compared…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 E. Birsin , J. Colomé , D. Hoffmann , H. Koeppel , G. Lamanna , T. Le Flour , A. Lopatin , E. Lyard , D. Melkumyan , I. Oya , J-L. Panazol , S. Schlenstedt , T. Schmidt , U. Schwanke , R. Walter , P. Wegner

In this paper we present simulated observations of massive self-gravitating circumstellar discs using the Atacama Large Millimetre/sub-millimetre Array (ALMA). Using a smoothed particle hydrodynamics model of a $0.2M_{\odot}$ disc orbiting…

Solar and Stellar Astrophysics · Physics 2015-05-18 P. Cossins , G. Lodato , L. Testi

The Atacama Large Millimeter/submillimeter Array (ALMA), and the Jansky Very Large Array (JVLA) have recently begun probing the Universe. Both provide the largest collecting area available at locations on a high dry site, endowing them with…

Instrumentation and Methods for Astrophysics · Physics 2015-06-04 Alwyn Wootten

The Atacama Large Millimeter/submillimeter (ALMA) Array Front End (FE) system is the first element in a complex chain of signal receiving, conversion, processing and recording. 70 Front Ends will be required for the project. The Front End…

Instrumentation and Methods for Astrophysics · Physics 2010-09-02 Geoffrey A. Ediss , Joshua Crabtree , Kirk Crady , Erik Gaines , Morgan McLeod , Greg Morris , Rick Williams , Antonio Perfetto , John Webber

The Atacama Large (sub-)millimeter Array (ALMA) has been in scientific operations for almost 15 years. We celebrate this achievement by providing a summary of the ``Disks and planet formation'' scientific category, with an emphasis on the…

We propose a new programming language called ALTA and a compiler that can map ALTA programs to Transformer weights. ALTA is inspired by RASP, a language proposed by Weiss et al. (2021), and Tracr (Lindner et al., 2023), a compiler from RASP…

Machine Learning · Computer Science 2025-06-23 Peter Shaw , James Cohan , Jacob Eisenstein , Kenton Lee , Jonathan Berant , Kristina Toutanova

We present a detailed description of the special procedures for calibration and quality assurance of Atacama Large Millimeter/submillimeter Array (ALMA) observations in Very Long Baseline Interferometry (VLBI) mode. These procedures are…

The Atacama Large Millimeter/sub-millimeter Array (ALMA) has provided us with an excellent diagnostic tool for studies of the dynamics of the Solar chromosphere, albeit through a single receiver band at one time presently. Each ALMA band…

Solar and Stellar Astrophysics · Physics 2022-09-14 Juan Camilo Guevara Gómez , Shahin Jafarzadeh , Sven Wedemeyer , Mikolaj Szydlarski

ALMA provides the necessary spatial, temporal and spectral resolution to explore central questions in contemporary solar physics with potentially far-reaching implications for stellar atmospheres and plasma physics. It can uniquely…

Solar and Stellar Astrophysics · Physics 2015-02-24 Sven Wedemeyer , Tim Bastian , Roman Brajsa , Miroslav Barta , Masumi Shimojo , Antonio Hales , Pavel Yagoubov , Hugh Hudson

The SST-1M is a 4-m Davies--Cotton atmospheric Cherenkov telescope optimized to provide gamma-ray sensitivity above a few TeV. The SST-1M is proposed as part of the Small-Size Telescope array for the Cherenkov Telescope Array (CTA), the…

The ALMACAL survey is based on a database of reprocessed ALMA calibration scans suitable for scientific analysis, observed as part of regular PI observations. We present all the data accumulated from the start of ALMA operations until May…

Atacama Large Millimeter/submillimeter Array (ALMA) will be the world largest mm/submm interferometer, and currently the Early Science is ongoing, together with the commissioning and science verification (CSV). Here we present a study of…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 S. Matsushita , K. -I. Morita , D. Barkats , R. E. Hills , E. Fomalont , B. Nikolic

We present imaging simulations of the Sunyaev-Zel'dovich effect of galaxy clusters for the Atacama Large Millimeter/submillimeter Array (ALMA) including the Atacama Compact Array (ACA). In its most compact configuration at 90GHz, ALMA will…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-04 K. Yamada , T. Kitayama , S. Takakuwa , D. Iono , T. Tsutsumi , K. Kohno , M. Takizawa , K. Yoshikawa , T. Akahori , E. Komatsu , Y. Suto , H. Matsuo , R. Kawabe
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