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Related papers: CHILES VII: Deep Imaging for the CHILES project, a…

200 papers

Future total-power single-dish HI intensity mapping (HI IM) surveys have the potential to provide unprecedented insight into late time ($z < 1$) cosmology that are competitive with Stage IV dark energy surveys. However, redshifts between $0…

Instrumentation and Methods for Astrophysics · Physics 2019-03-29 Stuart Harper , Clive Dickinson

The Square Kilometre Array (SKA) is intended as the next-generation radio telescope and will address fundamental questions in astrophysics, physics, and astrobiology. The international science community has developed a set of Key Science…

Instrumentation and Methods for Astrophysics · Physics 2009-10-06 Joseph Lazio

The Southern Photometric Local Universe Survey (S-PLUS) is a project to map $\sim9300$ sq deg of the sky using twelve bands (seven narrow and five broadbands). Observations are performed with the T80-South telescope, a robotic telescope…

Astrophysics of Galaxies · Physics 2024-07-31 Fabio R. Herpich , Felipe Almeida-Fernandes , Gustavo B. Oliveira Schwarz , Erik V. R. Lima , Lilianne Nakazono , Javier Alonso-García , Marcos A. Fonseca-Faria , Marilia J. Sartori , Guilherme F. Bolutavicius , Gabriel Fabiano de Souza , Eduardo A. Hartmann , Liana Li , Luna Espinosa , Antonio Kanaan , William Schoenell , Ariel Werle , Eduardo Machado-Pereira , Luis A. Gutiérrez-Soto , Thaís Santos-Silva , Analia V. Smith Castelli , Eduardo A. D. Lacerda , Cassio L. Barbosa , Hélio D. Perottoni , Carlos E. Ferreira Lopes , Raquel Ruiz Valença , Pierre Augusto Re Martho , Clecio R. Bom , Charles J. Bonatto , Maiara S. Carvalho , Vitor Cernic , Roberto Cid Fernandes , Paula Coelho , Ariana Cortesi , Barbara Cubillos Palma , Lia Doubrawa , Vincenzo Sivero Ferreira Alberice , Fredi Quispe Huaynasi , Gabriel Jacob Perin , Marcelo Jaque Arancibia , Angela Krabbe , Ciria Lima-Dias , Luis Lomelí-Núñez , Raimundo Lopes de Oliveira , Amanda R. Lopes , André Luiz Figueiredo , Elismar Lösch , Felipe Navarete , Julia Mello de Oliveira , Roderik Overzier , Vinicius M. Placco , Fernando V. Roig , Mariana Rubet , André Santos , Victor Hugo Sasse , Julia Thaina-Batista , Sergio Torres-Flores , Timothy C. Beers , Alvaro Alvarez-Candal , Stavros Akras , Swayamtrupta Panda , Guilherme Limberg , José Luis Nilo Castellón , Eduardo Telles , Paulo Afranio Lopes , Gissel Dayana Pardo Montaguth , Leandro Beraldo e Silva , Pedro K. Humire , Marcelo Borges Fernandes , Vinícius Cordeiro , Tiago Ribeiro , Claudia Mendes de Oliveira

As the scientific exploitation of the Square Kilometre Array (SKA) approaches, there is a need for new advanced data analysis and visualization tools capable of processing large high-dimensional datasets. In this study, we aim to generalize…

Astrophysics of Galaxies · Physics 2026-03-18 D. Cornu , B. Semelin , P. Salomé , X. Lu , S. Aicardi , J. Freundlich , F. Mertens , A. Marchal , G. Sainton , F. Combes , C. Tasse

We discuss the unique opportunities for maser astrometry with the inclusion of the Square Kilometre Array (SKA) in Very Long Baseline Interferometry (VLBI) networks. The first phase of the SKA will enable observations of hydroxyl and…

In order to deliver the full science potential of the Square Kilometer Array (SKA) telescope, several SKA Regional Centres (SRCs) will be required to be constructed in different SKA member countries around the world. These SRCs will provide…

Instrumentation and Methods for Astrophysics · Physics 2023-02-15 Yogesh Wadadekar , Dipankar Bhattacharya , Abhirup Datta , Surajit Paul , Divya Oberoi

Most of the pulsar science case with the Square Kilometre Array (SKA) depends on long-term precision pulsar timing of a large number of pulsars, as well as astrometric measurements of these using very long baseline interferometry (VLBI).…

High Energy Astrophysical Phenomena · Physics 2025-12-19 E. F. Keane , V. Graber , L. Levin , C. M. Tan , O. A. Johnson , C. Ng , C. Pardo-Araujo , M. Ronchi , D. Vohl , M. Xue , The SKA Pulsar Science Working Group

Contemporary cosmic microwave background (CMB) experiments typically have observing bands covering the range 20 - 800 GHz. Certain science goals, including the detection of $\mu$-type distortions to the CMB spectrum and the characterization…

Cosmology and Nongalactic Astrophysics · Physics 2024-06-07 David Zegeye , Thomas Crawford , Jens Chluba , Mathieu Remazeilles , Keith Grainge

To continue the unparalleled success of the Very Large Array (VLA) for radio astronomy, the facility is currently being converted to become the 'Expanded VLA' (EVLA). The EVLA will radically improve the VLA in order to cover the full…

Astrophysics · Physics 2009-11-13 Juergen Ott , Rick Perley , Michael Rupen , the EVLA team

Strong gravitational lenses provide an important tool to measure masses in the distant Universe, thus testing models for galaxy formation and dark matter; to investigate structure at the Epoch of Reionization; and to measure the Hubble…

Since the late 1970's, redshift surveys have been vital for progress in understanding large-scale structure in the Universe. The original CfA redshift survey collected spectra of 20-30 galaxies per clear night on a 1.5 meter telescope; over…

Astrophysics · Physics 2009-11-06 Marc Davis , Jeffrey Newman

Karabo is a versatile Python-based software framework simplifying research with radio astronomy data. It bundles existing software packages into a coherent whole to improve the ease of use of its components. Karabo includes useful…

Future Square Kilometre Array (SKA) surveys are expected to generate huge datasets of 21cm maps on cosmological scales from the Epoch of Reionization (EoR). We assess the viability of exploiting machine learning techniques, namely,…

Cosmology and Nongalactic Astrophysics · Physics 2020-05-13 Sultan Hassan , Sambatra Andrianomena , Caitlin Doughty

SKA is a new technology radio-telescope array, about two orders of magnitude more sensitive and rapid in sky surveys than present instruments. It will probe the dark age of the universe, just afer recombination, and during the epoch of…

Cosmology and Nongalactic Astrophysics · Physics 2015-09-30 Francoise Combes

Precise cosmological measurements are essential for understanding the evolution of the universe and the nature of dark energy. The Five-hundred-meter Aperture Spherical Telescope (FAST), the most sensitive single-dish radio telescope, has…

Cosmology and Nongalactic Astrophysics · Physics 2025-01-23 Jun-Da Pan , Peng-Ju Wu , Guo-Hong Du , Yichao Li , Xin Zhang

Aims. In this paper the optical data of the ESO Deep-Public-Survey observed with the Wide Field Imager and reduced with the THELI pipeline are described. Methods. Here we present 63 fully reduced and stacked images. The astrometric and…

The introduction of low-frequency radio arrays over the coming decade is expected to revolutionize the study of the reionization epoch. Observation of the contrast in redshifted 21cm emission between a large HII region and the surrounding…

Astrophysics · Physics 2009-11-11 Stuart Wyithe , Abraham Loeb , David Barnes

The Square Kilometre Array (SKA) is a radio telescope designed to operate between 70MHz and 10GHz. Due to this large bandwidth, the SKA will be built out of different collectors, namely antennas and dishes to cover the frequency range…

Instrumentation and Methods for Astrophysics · Physics 2012-01-04 Adam Gauci , Kristian Zarb Adami , John Abela , Babak E. Cohanim