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Related papers: PHANGS-ALMA Data Processing and Pipeline

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Time variability of astronomical sources provides crude information on their typical size and on the implied physical mechanisms. PKS1830-211 is a remarkable radio-bright lensed quasar with a foreground molecular absorber at z=0.89.…

Astrophysics of Galaxies · Physics 2024-09-02 S. Muller , I. Marti-Vidal , F. Combes , M. Gerin , A. Beelen , C. Horellou , M. Guelin , S. Aalto , J. H. Black , E. van Kampen

With the rapid advance of wide-field surveys it is increasingly important to perform combined cosmological probe analyses. We present a new pipeline for simulation-based multi-probe analyses, which combines tomographic large-scale structure…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-07 Alexander Reeves , Andrina Nicola , Alexandre Refregier , Tomasz Kacprzak , Luis Fernando Machado Poletti Valle

Observations of the Sun at millimeter and submillimeter wavelengths offer a unique probe into the structure, dynamics, and heating of the chromosphere; the structure of sunspots; the formation and eruption of prominences and filaments; and…

The PHANGS collaboration has been building a reference dataset for the multi-scale, multi-phase study of star formation and the interstellar medium in nearby galaxies. With the successful launch and commissioning of JWST, we can now obtain…

The Tianlai project is a 21cm intensity mapping experiment aimed at detecting dark energy by measuring the baryon acoustic oscillation (BAO) features in the large scale structure power spectrum. This experiment provides an opportunity to…

Instrumentation and Methods for Astrophysics · Physics 2023-06-05 Shifan Zuo , Jixia Li , Yichao Li , Das Santanu , Albert Stebbins , Kiyoshi W. Masui , Richard Shaw , Jiao Zhang , Fengquan Wu , Xuelei Chen

The Atacama Large Millimeter-submillimeter Array (ALMA) is a general purpose telescope that performs a broad program of astrophysical observations. Beginning in late-2016, solar observations with ALMA became available, thereby opening a new…

Solar and Stellar Astrophysics · Physics 2024-02-14 Masumi Shimojo , Timothy S. Bastian , Seiji Kameno , Antonio S. Hales

In the central regions of active galaxies, dense molecular medium are exposed to various types of radiation and energy injections, such as UV, X-ray, cosmic ray, and shock dissipation. With the rapid progress of chemical models and…

Astrophysics of Galaxies · Physics 2017-01-11 Kotaro Kohno , Ryo Ando , Akio Taniguchi , Takuma Izumi , Tomoka Tosaki

Aims. To investigate the performance of a deconvolution map-making algorithm for an experiment with a circular scanning strategy, specifically in this case for the analysis of Planck data, and to quantify the effects of making maps using…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 D. L. Harrison , F. van Leeuwen , M. A. J. Ashdown

We present 1.05 mm ALMA observations of the deeply embedded high-mass protocluster G11.92-0.61, designed to search for low-mass cores within the accretion reservoir of the massive protostars. Our ALMA mosaic, which covers an extent of ~0.7…

Astrophysics of Galaxies · Physics 2017-05-10 C. J. Cyganowski , C. L. Brogan , T. R. Hunter , R. Smith , J. M. D. Kruijssen , I. A. Bonnell , Q. Zhang

We present a CO and atomic fine-structure line luminosity function analysis using the ALMA Spectroscopic Survey in the Hubble Ultra Deep Field (ASPECS). ASPECS consists of two spatially-overlapping mosaics that cover the entire ALMA 3mm and…

This document presents a novel method for the intra-field calibration and imaging of the radio source SgrA*, observed with the Atacama Large Millimeter/submillimeter Array (ALMA). SgrA* is a complex source comprising two components: the…

Instrumentation and Methods for Astrophysics · Physics 2025-05-08 Ezequiel Albentosa-Ruiz , Iván Martí-Vidal , Ciriaco Goddi , Alejandro Mus

NMR is a tool of choice for the measure of diffusion coefficients of species in solution. The DOSY experiment, a 2D implementation of this measure, has proven to be particularly useful for the study of complex mixtures, molecular…

Data Analysis, Statistics and Probability · Physics 2017-04-12 Afef Cherni , Emilie Chouzenoux , Marc-André Delsuc

The current generation of radio and millimeter telescopes, particularly the Atacama Large Millimeter Array (ALMA), offers enormous advances in observing capabilities. While these advances represent an unprecedented opportunity to facilitate…

Instrumentation and Methods for Astrophysics · Physics 2019-04-26 Paul Rosen , Anil Seth , Betsy Mills , Adam Ginsburg , Julia Kamenetzky , Jeff Kern , Chris R. Johnson , Bei Wang

The external environments surrounding molecular clouds vary widely across galaxies such as the Milky Way, and statistical samples of clouds are required to understand them. We present the Perseus Arm Molecular Survey (PAMS), a James Clerk…

We predict how protoplanetary disks around low-mass young stars would appear in molecular lines observed with the ALMA interferometer. Our goal is to identify those molecules and transitions that can be used to probe and distinguish between…

Astrophysics · Physics 2009-11-13 D. Semenov , Ya. Pavlyuchenkov , Th. Henning , S. Wolf , R. Launhardt

We compute the molecular line emission of massive protostellar disks by solving the equation of radiative transfer through the cores and disks produced by the recent radiation-hydrodynamic simulations of Krumholz, Klein, & McKee. We find…

Astrophysics · Physics 2009-06-23 Mark R. Krumholz , Richard I. Klein , Christopher F. McKee

We present Atacama Large Millimeter/submillimeter Array (ALMA) observations of high-J CO lines ($J_\mathrm{up}=6$, 7, 8) and associated dust continuum towards five strongly lensed, dusty, star-forming galaxies (DSFGs) at redshift $z =…

The Cosmology Data Management system (CosmoDM) is an automated and flexible data management system for the processing and calibration of data from optical photometric surveys. It is designed to run on supercomputers and to minimize disk I/O…

Instrumentation and Methods for Astrophysics · Physics 2015-07-01 S. Desai , J. J. Mohr , R. Henderson , M. Kummel , K. Paech , M. Wetzstein
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