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Regular magnetic field structures can be derived from the Faraday rotation measures (RM) of polarized background sources observable at 1.4 GHz with the SKA. At lower frequencies ($<250$ MHz) polarimetry of radio sources with the Low…

Cosmology and Nongalactic Astrophysics · Physics 2009-04-20 Tigran G. Arshakian , Rainer Beck

Apart from the few tens of stellar-mass black holes discovered in binary systems, an order of $10^8$ isolated black holes (IBHs) are believed to be lurking in our Galaxy. Although some IBHs are able to accrete matter from the interstellar…

High Energy Astrophysical Phenomena · Physics 2019-07-10 Daichi Tsuna , Norita Kawanaka

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),…

Understanding the magnetised Universe is a major challenge in modern astrophysics, and cosmic magnetism has been acknowledged as one of the science key drivers of the most ambitious radio instrument ever planned, the SKA telescope. With…

Cosmology and Nongalactic Astrophysics · Physics 2024-11-27 Valentina Vacca , Federica Govoni , Matteo Murgia , Francesca Loi , Luigina Feretti , Hui Li , Elia Battistelli , Torsten A. Enßlin , Paolo Marchegiani

The SKA telescopes will bring unparalleled sensitivity across a broad radio band, a wide field of view across the Southern sky, and the capacity for sub-arraying, all of which make them the ideal instruments for studying the pulsar…

The next generation interferometric radio telescope, the Square Kilometre Array (SKA), which will be the most sensitive and largest radio telescope ever constructed, could greatly contribute to the detection, survey and characterization of…

High Energy Astrophysical Phenomena · Physics 2017-09-05 Alan Cosimo Ruggeri , Salvatore Capozziello

The search for radio signals from exoplanets or star-planet interactions is a topic of major scientific interest, as it is likely the best way to detect and measure a planetary magnetic field and, therefore, to probe the inner structure of…

Earth and Planetary Astrophysics · Physics 2026-03-11 C. K. Louis , A. Loh , P. Zarka , L. Lamy , E. Mauduit , J. N. Girard , J. -M. Griessmeier , B. Cecconi , Q. Nénon , S. Corbel

We discuss the detection of redshifted line and continuum emission at radio wavelengths using a Square Kilometer Array (SKA), specifically from low-excitation rotational molecular line transitions of CO and HCN (molecular lines), the…

Astrophysics · Physics 2009-11-10 Andrew W. Blain , C. L. Carilli , Jeremy Darling

On 17 October 2008, the Cassini spacecraft crossed the southern sources of Saturn kilometric radiation (SKR), while flying along high-latitude nightside magnetic field lines. In situ measurements allowed us to characterize for the first…

Earth and Planetary Astrophysics · Physics 2011-01-21 L. Lamy , P. Schippers , P. Zarka , B. Cecconi , C. Arridge , M. K. Dougherty , P. Louarn , N. Andre , W. S. Kurth , R. L. Mutel , D. A. Gurnett , A. J. Coates

The main aim of this work is to estimate possible radio GHz emission of extrasolar planets and brown dwarfs and to check if such radiation can be detected by Very Large Baseline Interferometers (VLBI). In the estimation we assume that the…

Earth and Planetary Astrophysics · Physics 2016-08-25 K. Katarzynski , M. Gawronski , K. Gozdziewski

The Square Kilometer Array will have the sensitivity, spatial resolution, and frequency resolution to provide new scientific knowledge of evolved stars. Four basic areas of scientific exploration are enhanced by the construction of the SKA:…

Astrophysics · Physics 2009-11-10 Kevin Marvel

Extrasolar planets are expected to emit detectable low frequency radio emission. In this paper we present results from new low frequency observations of two extrasolar planetary systems (Epsilon Eridani and HD 128311) taken at 150 MHz with…

Astrophysics · Physics 2009-11-13 Samuel George , Ian Stevens

In this work, we present the results from a study using the Giant Meterwave Radio Telescope (GMRT) to search for radio {emission} from planets around three evolved stars namely $\alpha$~Tau, $\beta$~UMi, and $\beta$~Gem. Both $\alpha$~Tau…

By analogy to Jovian radio emissions powered by the electromagnetic interaction between Jupiter and its moons, we propose that close magnetic-nonmagnetic white-dwarf pairs and white-dwarf planetary systems are strong radio sources. A simple…

Astrophysics · Physics 2009-11-07 Andrew J. Willes , Kinwah Wu

We study the non-thermal emission from the interaction between magnetized Jupiter-like exoplanets and the wind from their host star. The supersonic motion of planets through the wind forms a bow shock that accelerates electrons which…

Earth and Planetary Astrophysics · Physics 2019-04-10 Xiawei Wang , Abraham Loeb

We present the results of a survey for low frequency radio emission from 17 known exoplanetary systems with the Murchison Widefield Array. This sample includes 13 systems that have not previously been targeted with radio observations. We…

We present the first targeted centimeter-band radio observations of two recently-discovered exoplanet systems that are prime candidates for magnetic star-planet interaction (SPI): TOI-540 and SPECULOOS-3. The targets were selected due to…

Earth and Planetary Astrophysics · Physics 2025-12-19 Kevin N. Ortiz Ceballos , Yvette Cendes , Edo Berger

I present the various capabilities of upgraded and next generation radio telescopes, in particular their ability to detect and image distant star forming galaxies. I demonstrate that e-MERLIN, EVLA and LOFAR can detect systems similar to…

Astrophysics · Physics 2007-05-23 M. A. Garrett

The Square Kilometre Array (SKA) is the radio telescope of the next generation, providing an increase in sensitivity and angular resolution of two orders of magnitude over existing telescopes. Currently, the SKA is expected to span the…

Astrophysics · Physics 2009-11-13 A. J. Green , W. A. Baan

The exploration of the parameter space of axion and axion-like particle dark matter is a major aim of the future program of astroparticle physics investigations. In this context, we present a possible strategy that focuses on detecting…

High Energy Physics - Phenomenology · Physics 2024-06-06 Elisa Todarello , Marco Regis , Marco Taoso , Maurizio Giannotti , Jaime Ruz , Julia K. Vogel