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Related papers: The Square Kilometer Array: new challenges for cos…

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The next generation of very long baseline interferometry (VLBI) is stepping into the era of microarcsecond ($\mu$as) astronomy, and pushing astronomy, especially astrometry, to new heights. VLBI with the Square Kilometre Array (SKA),…

Astrophysics of Galaxies · Physics 2024-04-24 Yingjie Li , Ye Xu , Jingjing Li , Shuaibo Bian , Zehao Lin , Chaojie Hao , Dejian Liu

[ABRIDGED VERSION] The future of cm and m-wave astronomy lies with the Square Kilometre Array (SKA), a telescope under development by a consortium of 17 countries. The SKA will be 50 times more sensitive than any existing radio facility. A…

The future new-generation radio telescope SKA (Square Kilometre Array) and its precursors will provide a rapidly growing number of polarized radio sources. Hundred and thousands polarized background sources can be measured towards nearby…

Astrophysics · Physics 2007-12-03 T. G. Arshakian , R. Stepanov , R. Beck , P. Frick , M. Krause

The future of cm and m-wave astronomy lies with the Square Kilometre Array (SKA), a telescope under development by a consortium of 17 countries that will be 50 times more sensitive than any existing radio facility. Most of the key science…

Cosmology and Nongalactic Astrophysics · Physics 2009-03-25 Simon Johnston , Ilana J. Feain , Neeraj Gupta

Deep wide spectral line surveys with the Square Kilometre Array (SKA) will expand the cosmic frontiers of neutral atomic hydrogen (HI) in galaxies. However, at cosmologically significant redshifts ($z \gtrsim 0.5$), detections will…

Astrophysics of Galaxies · Physics 2025-02-12 Charissa Button , Roger Deane

Radio wavelengths offer the unique possibility of tracing the total star-formation rate in galaxies, both obscured and unobscured. As such, they may provide the most robust measurement of the star-formation history of the Universe. In this…

The role of magnetic fields in the dynamical evolution of galaxies and of the interstellar medium (ISM) is not well understood, mainly because such fields are difficult to directly observe. Radio astronomy provides the best tools to measure…

Astrophysics · Physics 2009-11-10 R. Beck , B. M. Gaensler

Theoretical galaxy formation models are an established and powerful tool for interpreting the astrophysical significance of observational data, particularly galaxy surveys. Such models have been utilised with great success by optical…

Astrophysics of Galaxies · Physics 2015-01-08 C. Power , C. D. P. Lagos , B. Qin , C. M. Baugh , D. Cunnama , J. Fu , H. S. Kim , C. G. Lacey , L. Li , D. Obreschkow , J. Wang , Y. Wang , M. Zhu

Observations of anisotropies in the brightness temperature of the 21 cm line of neutral hydrogen from the period before reionization would shed light on the dawn of the first stars and galaxies. In this paper, we use large-scale…

Cosmology and Nongalactic Astrophysics · Physics 2011-02-16 M. G. Santos , M. B. Silva , J. R. Pritchard , R. Cen , A. Cooray

Cosmic reionization is known to be a major phase transition of the gas in the Universe. Since astronomical objects formed in the early Universe, such as the first stars, galaxies and black holes, are expected to have caused cosmic…

Weak gravitational lensing measurements are traditionally made at optical wavelengths where many highly resolved galaxy images are readily available. However, the Square Kilometre Array (SKA) holds great promise for this type of measurement…

Cosmology and Nongalactic Astrophysics · Physics 2015-01-19 Prina Patel , Ian Harrison , Sphesihle Makhathini , Filipe Abdalla , David Bacon , Michael L. Brown , Ian Heywood , Matt Jarvis , Oleg Smirnov

The domain of radio astronomy is currently facing significant computational challenges, foremost amongst which are those posed by the development of the world's largest radio telescope, the Square Kilometre Array (SKA). Preliminary…

Instrumentation and Methods for Astrophysics · Physics 2016-11-17 R. J. Lyon , J. M. Brooke , J. D. Knowles , B. W. Stappers

It is an exceptionally opportune time for Astrophysics when a number of next-generation mega-instruments are poised to observe the universe across the entire electromagnetic spectrum with unprecedented data quality. The Square Kilometre…

The advent of new observational facilities in the last two decades has allowed the rapid discovery and high-resolution optical imaging of many strong lens systems from galaxy to cluster scales, as well as their spectroscopic follow-up.…

Astrophysics · Physics 2009-11-10 L. V. E. Koopmans , I. W. A. Browne , N. J. Jackson

As of 2023, the low-frequency part of the Square Kilometre Array will go online in Australia. It will constitute the largest and most powerful low-frequency radio-astronomical observatory to date, and will facilitate a rich science…

The Square Kilometre Array (SKA) provides an excellent opportunity for low cost searches for fast radio transients. The increased sensitivity and field of view of the SKA compared with other radio telescopes will make it an ideal instrument…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 T. M. Colegate , N. Clarke

HI 21~cm absorption spectroscopy provides an excellent probe of the neutral gas content of absorbing galaxies, yielding information on their kinematics, mass, physical size and ISM conditions. The high sensitivity, unrivaled frequency…

Astrophysics · Physics 2009-11-10 N. Kanekar , F. H. Briggs

The Square Kilometre Array (SKA) is called to revolutionise essentially all areas of Astrophysics. With a collecting area of about a square kilometre, the SKA will be a transformational instrument, and its scientific potential will go…

Instrumentation and Methods for Astrophysics · Physics 2015-06-19 J. A. Acosta-Pulido , I. Agudo , A. Alberdi , J. Alcolea , E. J. Alfaro , A. Alonso-Herrero , G. Anglada , P. Arnalte-Mur , Y. Ascasibar , B. Ascaso , R. Azulay , R. Bachiller , A. Baez-Rubio , E. Battaner , J. Blasco , C. B. Brook , V. Bujarrabal , G. Busquet , M. D. Caballero-Garcia , C. Carrasco-Gonzalez , J. Casares , A. J. Castro-Tirado , L. Colina , F. Colomer , I. de Gregorio-Monsalvo , A. del Olmo , J. -F. Desmurs , J. M. Diego , R. Dominguez-Tenreiro , R. Estalella , A. Fernandez-Soto , E. Florido , J. Font , J. A. Font , A. Fuente , R. Garcia-Benito , S. Garcia-Burillo , B. Garcia-Lorenzo , A. Gil de Paz , J. M. Girart , J. R. Goicoechea , J. F. Gomez , M. Gonzalez-Garcia , O. Gonzalez-Martin , J. I. Gonzalez-Serrano , J. Gorgas , J. Gorosabel , A. Guijarro , J. C. Guirado , L. Hernandez-Garcia , C. Hernandez-Monteagudo , D. Herranz , R. Herrero-Illana , Y. -D. Hu , N. Huelamo , M. Huertas-Company , J. Iglesias-Paramo , S. Jeong , I. Jimenez-Serra , J. H. Knapen , R. A. Lineros , U. Lisenfeld , J. M. Marcaide , I. Marquez , J. Marti , J. M. Marti , I. Marti-Vidal , E. Martinez-Gonzalez , J. Martin-Pintado , J. Masegosa , J. M. Mayen-Gijon , M. Mezcua , S. Migliari , P. Mimica , J. Moldon , O. Morata , I. Negueruela , S. R. Oates , M. Osorio , A. Palau , J. M. Paredes , J. Perea , P. G. Perez-Gonzalez , E. Perez-Montero , M. A. Perez-Torres , M. Perucho , S. Planelles , J. A. Pons , A. Prieto , V. Quilis , P. Ramirez-Moreta , C. Ramos Almeida , N. Rea , M. Ribo , M. J. Rioja , J. M. Rodriguez Espinosa , E. Ros , J. A. Rubiño-Martin , B. Ruiz-Granados , J. Sabater , S. Sanchez , C. Sanchez-Contreras , A. Sanchez-Monge , R. Sanchez-Ramirez , A. M. Sintes , J. M. Solanes , C. F. Sopuerta , M. Tafalla , J. C. Tello , B. Tercero , M. C. Toribio , J. M. Torrelles , M. A. P. Torres , A. Usero , L. Verdes-Montenegro , A. Vidal-Garcia , P. Vielva , J. Vilchez , B. -B. Zhang

The Square Kilometre Array (SKA) will use pulsars to enable precise measurements of strong gravity effects in pulsar systems, which yield tests of gravitational theories that cannot be carried out anywhere else. The Galactic census of…

One of the clearest signs of black hole activity is the presence of a compact radio core in the nuclei of galaxies. With the Square Kilometer Array (SKA) these cores can be used to study the evolution of black holes throughout the universe…

Astrophysics · Physics 2009-11-10 H. Falcke , E. Koerding , N. M. Nagar
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