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Related papers: All-sky Radio SETI

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The SKA will be a state of the art radiotelescope optimized for both large area surveys as well as for deep pointed observations. In this paper we analyze the impact that the SKA will have on Galactic studies, starting from the immense…

The effects of diffraction, reflection and mutual coupling on the spectral smoothness of radio telescopes becomes increasingly important at low frequencies, where the observing wavelength may be significant compared with the antenna or…

Instrumentation and Methods for Astrophysics · Physics 2025-05-21 Lister Staveley-Smith

The Square Kilometre Array (SKA) is a planned large radio interferometer designed to operate over a wide range of frequencies, and with an order of magnitude greater sensitivity and survey speed than any current radio telescope. The SKA…

The "Square Kilometre Array" (SKA) is a large international radio telescope project characterised, as suggested by its name, by a total collecting area of approximately one square kilometre, and consisting of several interferometric arrays…

Instrumentation and Methods for Astrophysics · Physics 2018-03-29 F. Acero , J. -T. Acquaviva , R. Adam , N. Aghanim , M. Allen , M. Alves , R. Ammanouil , R. Ansari , A. Araudo , E. Armengaud , B. Ascaso , E. Athanassoula , D. Aubert , S. Babak , A. Bacmann , A. Banday , K. Barriere , F. Bellossi , J. -P. Bernard , M. G. Bernardini , M. Béthermin , E. Blanc , L. Blanchet , J. Bobin , S. Boissier , C. Boisson , A. Boselli , A. Bosma , S. Bosse , S. Bottinelli , F. Boulanger , R. Boyer , A. Bracco , C. Briand , M. Bucher , V. Buat , L. Cambresy , M. Caillat , J. -M. Casandjian , E. Caux , S. Célestin , M. Cerruti , P. Charlot , E. Chassande-Mottin , S. Chaty , N. Christensen , L. Ciesla , N. Clerc , J. Cohen-Tanugi , I. Cognard , F. Combes , B. Comis , S. Corbel , B. Cordier , M. Coriat , R. Courtin , H. Courtois , B. Da Silva , E. Daddi , R. Dallier , E. Dartois , K. Demyk , J. -M. Denis , L. Denis , A. Djannati-Ataï , J. -F. Donati , M. Douspis , W. van Driel , M. N. El Korso , E. Falgarone , A. Fantina , T. Farges , A. Ferrari , C. Ferrari , K. Ferrière , R. Flamary , N. Gac , S. Gauffre , F. Genova , J. Girard , I. Grenier , J. -M. Griessmeier , P. Guillard , L. Guillemot , F. Gulminelli , A. Gusdorf , E. Habart , F. Hammer , P. Hennebelle , F. Herpin , O. Hervet , A. Hughes , O. Ilbert , M. Janvier , E. Josselin , A. Julier , C. Lachaud , G. Lagache , R. Lallement , S. Lambert , L. Lamy , M. Langer , P. Larzabal , G. Lavaux , T. Le Bertre , O. Le Fèvre , A. Le Tiec , B. Lefloch , M. Lehnert , M. Lemoine-Goumard , F. Levrier , M. Limousin , D. Lis , A. López-Sepulcre , J. Macias-Perez , C. Magneville , A. Marcowith , J. Margueron , G. Marquette , D. Marshall , L. Martin , D. Mary , S. Masson , S. Maurogordato , C. Mazauric , Y. Mellier , M. -A. Miville-Deschênes , L. Montier , F. Mottez , D. Mourard , N. Nesvadba , J. -F. Nezan , P. Noterdaeme , J. Novak , P. Ocvirk , M. Oertel , X. Olive , V. Ollier , N. Palanque-Delabrouille , M. Pandey-Pommier , Y. Pennec , M. Pérault , C. Peroux , P. Petit , J. Pétri , A. Petiteau , J. Pety , G. W. Pratt , M. Puech , B. Quertier , E. Raffin , S. Rakotozafy Harison , S. Rawson , M. Renaud , B. Revenu , C. Richard , J. Richard , F. Rincon , I. Ristorcelli , J. Rodriguez , M. Schultheis , C. Schimd , B. Semelin , H. Sol , J. -L. Starck , M. Tagger , C. Tasse , G. Theureau , S. Torchinsky , C. Vastel , S. D. Vergani , L. Verstraete , X. Vigouroux , N. Vilmer , J. -P. Vilotte , N. Webb , N. Ysard , P. Zarka

The Advanced Telescope for High Energy Astrophysics (Athena) is the X-ray observatory large mission selected by the European Space Agency (ESA), within its Cosmic Vision 2015-2025 programme, to address the "Hot and Energetic Universe"…

Large apertures in space are critical for high-power and high-bandwidth applications spanning wireless power transfer (WPT) and communication, however progress on this front is stunted by the geometric limitations of rocket flight. Here, we…

In this paper, we investigate frequency-selective dynamic scattering array (DSA), a versatile antenna structure capable of performing joint wave-based computing and radiation by transitioning signal processing tasks from the digital domain…

Signal Processing · Electrical Eng. & Systems 2025-02-12 Davide Dardari

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

Here we describe the Compact Array Broadband Backend (CABB) and present first results obtained with the upgraded Australia Telescope Compact Array (ATCA). The 16-fold increase in observing bandwidth, from 2 x 128 MHz to 2 x 2048 MHz, high…

The Cherenkov Telescope Array (CTA) \cite{CTA:2010} will be the successor to current Imaging Atmospheric Cherenkov Telescopes (IACT) like H.E.S.S., MAGIC and VERITAS. CTA will improve in sensitivity by about an order of magnitude compared…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 E. Birsin , J. Colomé , D. Hoffmann , H. Koeppel , G. Lamanna , T. Le Flour , A. Lopatin , E. Lyard , D. Melkumyan , I. Oya , J-L. Panazol , S. Schlenstedt , T. Schmidt , U. Schwanke , R. Walter , P. Wegner

The Cherenkov Telescope Array is the main global project of ground-based gamma-ray astronomy for the coming decades. Performance will be significantly improved relative to present instruments, allowing a new insight into the high-energy…

High Energy Astrophysical Phenomena · Physics 2017-09-27 Sol , H. , Greenshaw , T. , Le Blanc , O. , White , R

The transmission rate of communication between radio telescopes on Earth and extraterrestrial intelligence (ETI) is here calculated up to distances of 1000 light years. Both phase-shift-keying (PSK) and frequency-shift keying (FSK)…

Instrumentation and Methods for Astrophysics · Physics 2011-09-01 P. A. Fridman

The scientific discoveries made by H.E.S.S. during its first year of operation encourage a reexamination of the open problems in high energy astrophysics and of the capabilities of the atmospheric Cherenkov technique, which could be…

Astrophysics · Physics 2007-05-23 V. Vassiliev , S. Fegan

The search for extraterrestrial intelligence (SETI) has traditionally focused on the detection of narrowband electromagnetic beacons. However, terrestrial technology is increasingly evolving toward distributed, low-power, wideband digital…

Instrumentation and Methods for Astrophysics · Physics 2026-05-12 Michael A. Garrett

We present a technique-led review of the progression of precise radio astrometry, from the first demonstrations, half a century ago, until to date and into the future. We cover the developments that have been fundamental to allow high…

Instrumentation and Methods for Astrophysics · Physics 2020-10-06 María Rioja , Richard Dodson

Over the last decade, the continuing decline in the cost of digital computing technology has brought about a dramatic transformation in how digital instrumentation for radio astronomy is developed and operated. In most cases, it is now…

In almost 30 years of operation, the Very Large Array (VLA) has proved to be a remarkably flexible and productive radio telescope. However, the basic capabilities of the VLA have changed little since it was designed. A major expansion…

Instrumentation and Methods for Astrophysics · Physics 2015-05-14 R. Perley , P. Napier , J. Jackson , B. Butler , B. Carlson , D. Fort , P. Dewdney , B. Clark , R. Hayward , S. Durand , M. Revnell , M. McKinnon

The Allen Telescope Array is a multi-user instrument and will perform simultaneous radio astronomy and radio SETI (search for extra-terrestrial intelligence) observations. It is a multi-beam instrument, with 16 independently steerable…

Instrumentation and Methods for Astrophysics · Physics 2013-09-17 G. R. Harp

The unprecedented sensitivity, angular resolution and broad bandwidth coverage of Square Kilometre Array (SKA) radio polarimetric observations will allow us to address many long-standing mysteries in cosmic magnetism science. I will…

Astrophysics of Galaxies · Physics 2020-03-04 S. A. Mao

The Square Kilometre Array (SKA) is a planned radio interferometer of unprecedented scale that will revolutionize low-frequency radio astronomy when completed. In particular, one of its core science drivers is the systematic mapping of the…

Cosmology and Nongalactic Astrophysics · Physics 2022-01-11 Nichole Barry , Gianni Bernardi , Bradley Greig , Nicholas Kern , Florent Mertens
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