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Related papers: Opportunities for maser studies with the Square Ki…

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In order to precisely measure the cosmological parameters and answer the fundamental questions in cosmology, it is necessary to develop new, powerful cosmological probes, in addition to the proposed next-generation optical survey projects.…

Cosmology and Nongalactic Astrophysics · Physics 2020-04-15 Yidong Xu , Xin Zhang

The intense line emission of OH masers is a perfect tracer of regions where new stars are born aswell as of evolved stars, shedding large amounts of processed matter into the interstellar medium. From SKA deep surveys at 18 cm, where the…

Solar and Stellar Astrophysics · Physics 2015-01-29 Sandra Etoka , Dieter Engels , Hiroshi Imai , Joanne Dawson , Simon Ellingsen , Lorant Sjouwerman , Huib van Langevelde

Origin of magnetic fields, its structure and effects on dynamical processes in stars to galaxies are not well understood. Lack of a direct probe has hampered its study. The first phase of Square Kilometre Array (SKA-I), will have more than…

Astrophysics of Galaxies · Physics 2016-12-21 Subhashis Roy , Sharanya Sur , Kandaswamy Subramanian , Arun Mangalam , TR Seshadri , Hum Chand

The design and development process for the Square Kilometre Array (SKA) radio telescope, the Low Frequency Aperture Array component, was progressed during the SKA pre-construction phase by an international consortium, with the goal of…

Binary (and trinary) radio pulsars are natural laboratories in space for understanding gravity in the strong field regime, with many unique and precise tests carried out so far, including the most precise tests of the strong equivalence…

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…

The fields of solar radiophysics and solar system radio physics, or radio heliophysics, will benefit immensely from an instrument with the capabilities projected for SKA. Potential applications include interplanetary scintillation (IPS),…

As the Square Kilometre Array (SKA) approaches operational status, its complex digital architecture introduces new instrumental challenges. To explore relevant observational and data processing strategies, we have upgraded the 21CMA…

Instrumentation and Methods for Astrophysics · Physics 2026-05-07 Jun-Hua Gu , Quan Guo , Liang Dong , Yu-Kai Zhou , Kuan-Jun Li , Yan Huang , Jing-Ying Wang , Wei-Wei Zhu , You-Ling Yue , Rui Cao , Guo-Liang Peng , Xiao-Hui Tao , Li-Hui Jiang , Ya-Jun Wu

With the high sensitivity and wide-field coverage of the Square Kilometre Array (SKA), large samples of explosive transients are expected to be discovered. Radio wavelengths, especially in commensal survey mode, are particularly well suited…

High Energy Astrophysical Phenomena · Physics 2016-11-23 Poonam Chandra , G. C. Anupama , K. G. Arun , Shabnam Iyyani , Kuntal Misra , D. Narasimha , Alak Ray , L. Resmi , Subhashis Roy , Firoza Sutaria

The Karl G. Jansky Very Large Array (VLA) is currently the world's most powerful cm-wavelength telescope. However, within a few years this blanket statement will no longer be entirely true, due to the emergence of a new breed of pre-SKA…

Instrumentation and Methods for Astrophysics · Physics 2013-12-18 Christopher A. Hales

The SKA will discover tens of thousands of pulsars and provide unprecedented data quality on these, as well as the currently known population, due to its unrivalled sensitivity. Here, we outline the state of the art of our understanding of…

The Square Kilometre Array is going to become operational at the time when several new large optical, X-ray and Gamma-ray telescopes are expected to be working. The main drive for building the SKA is a significant improvement of sensitivity…

Astrophysics · Physics 2008-10-07 Dharam V. Lal , Andrei P. Lobanov

The Square Kilometre Array Observatory (SKAO) will explore the radio sky to new depths in order to conduct transformational science. SKAO data products made available to astronomers will be correspondingly large and complex, requiring the…

A concept of an axi-symmetric dish as antenna reflector for the next generation radio telescope - the Square Kilometre Array (SKA) - is presented. The reflector is based on the use of novel thermoplastic composite material (reinforced with…

Instrumentation and Methods for Astrophysics · Physics 2011-08-30 M. V. Ivashina , R. Bakker , J. G. bij de Vaate , O. A. Iupikov , M. Arts , J. Dekker , A. van Ardenne

Concerted effort is currently ongoing to open up the Epoch of Reionization (EoR) ($z\sim$15-6) for studies with IR and radio telescopes. Whereas IR detections have been made of sources (Lyman-$\alpha$ emitters, quasars and drop-outs) in…

The SKA will be a unique instrument with which to study the evolution of the gas content of galaxies. A proposed deep (~8 Msec) 'pencil-beam' survey is simulated using recently updated specifications for SKA sensitivity and survey speed.…

Astrophysics · Physics 2009-06-23 Lister Staveley-Smith

Next-generation radio arrays, including the Square Kilometre Array (SKA) and its pathfinders, will open up new avenues for exciting transient science at radio wavelengths. Their innovative designs, comprising a large number of small…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 N. D. R. Bhat , J. N. Chengalur , P. J. Cox , Y. Gupta , J. Prasad , J. Roy , M. Bailes , S. Burke-Spolaor , S. S. Kudale , W. van Straten

There has been a recent resurgence in hydroxyl (OH) megamaser research driven by Square Kilometre Array (SKA) precursor/pathfinder telescopes. This will continue in the lead-up to the SKA mid-frequency array, which will greatly expand our…

Astrophysics of Galaxies · Physics 2024-01-22 Charissa Button , Roger Deane

The MeerKAT (64 x 13.5m dish radio interferometer) is South Africa's precursor instrument for the Square Kilometre Array (SKA), exploring dish design, instrumentation, and the characteristics of a Karoo desert site and is projected to be on…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 B. W. Holwerda , S. --L. Blyth , A. J. Baker , the LADUMA team

The Square Kilometre Array (SKA) will be operating at the time when several new large optical, X-ray and Gamma-ray facilities are expected to be working. To make SKA both competitive and complementary to these large facilities, thorough…

Instrumentation and Methods for Astrophysics · Physics 2010-01-12 Dharam Vir Lal , Andrei P. Lobanov , Sergio Jiménez-Monferrer