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Related papers: FARSIDE: A Low Radio Frequency Interferometric Arr…

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LOFAR, the Low Frequency Array, is a large radio telescope consisting of approximately 100 soccer-field sized antenna stations spread over a region of 400 km in diameter. It will operate at frequencies from ~10 to 240 MHz, with a resolution…

Astrophysics · Physics 2009-11-10 H. J. A. Rottgering

The National Solar Observatory (NSO)'s Farside Pipeline is a critical tool of the space weather industry. It enables the detection and tracking of solar active regions that have rotated to the farside (invisible surface) of the Sun without…

Solar and Stellar Astrophysics · Physics 2025-12-25 Mitchell Creelman , Kiran Jain , Niles Oien , John Britanik , Thomas M. Wentzel

The ultra-long wavelength sky ($\nu\lesssim 30$ MHz) is still largely unexplored, as the electromagnetic wave is heavily absorbed and distorted by the ionosphere on Earth. The far-side of the Moon, either in lunar-orbit or on lunar-surface,…

Astrophysics of Galaxies · Physics 2025-11-04 Qige Ao , Furen Deng , Yidong Xu , Bin Yue , Huanyuan Shan , Xuelei Chen

The Far-InfraRed Spectroscopic Explorer (FIRSPEX) is a candidate mission in response to a bi-lateral Small-mission call issued by the European Space Agency (ESA) and the Chinese Academy of Sciences (CAS). FIRSPEX is a small satellite (~1m…

Instrumentation and Methods for Astrophysics · Physics 2015-07-24 Dimitra Rigopoulou , Chris Pearson , Brian Ellison , Bruce Swinyard , Sheng-Cai Shi , Jie Hu , Martin Caldwell , Jia-Sheng Huang , the FIRSPEX Consortium

Faraday tomography, the study of the distribution of extended polarized emission by strength of Faraday rotation, is a powerful tool for studying magnetic fields in the interstellar medium of our Galaxy and nearby galaxies. The strong…

Astrophysics of Galaxies · Physics 2018-10-24 Cameron L. Van Eck

A new generation of interferometric instruments is emerging which aim to use intensity mapping of redshifted $21\,$cm radiation to measure the large-scale structure of the Universe at $z\simeq 1-2$ over wide areas of sky. While these…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-16 Martin White , Nikhil Padmanabhan

The Frequency Agile Solar Radiotelescope (FASR) has been strongly endorsed as a top community priority by both Astronomy & Astrophysics Decadal Surveys and Solar & Space Physics Decadal Surveys in the past two decades. Although it was…

Instrumentation and Methods for Astrophysics · Physics 2022-10-21 Dale E. Gary , Bin Chen , James F. Drake , Gregory D. Fleishman , Lindsay Glesener , Pascal Saint-Hilaire , Stephen M. White

The Laser Interferometer Space Antenna (LISA) will enable direct observations of low-frequency gravitational waves, offering unprecedented insight into astrophysical and cosmological phenomena. LISA's heterodyne interferometric measurement…

Instrumentation and Detectors · Physics 2025-08-26 Gerhard Heinzel , Javier Álvarez-Vizoso , Miguel Dovale-Álvarez

The LOw FRequency ARray - LOFAR is a new radio telescope that is moving the science of radio pulsars and transients into a new phase. Its design places emphasis on digital hardware and flexible software instead of mechanical solutions.…

Instrumentation and Methods for Astrophysics · Physics 2012-07-03 Maciej Serylak , Aris Karastergiou , Chris Williams , Wes Armour , LOFAR Pulsar Working Group

The Packed Ultra-wideband Mapping Array (PUMA) is a proposed low-resolution transit interferometric radio telescope operating over the frequency range 200 - 1100MHz. Its rich science portfolio will include measuring structure in the…

This study presents an autonomous orbit determination system based on crosslink radiometric measurements applied to a future lunar CubeSat mission to clearly highlight its advantages with respect to existing ground-based navigation…

Systems and Control · Electrical Eng. & Systems 2022-07-01 Erdem Turan , Stefano Speretta , Eberhard Gill

This letter presents a dual quadrature phasemeter, an implementation of a phase-locked loop designed to track the phase of homodyne and heterodyne inter-satellite laser links. The dual quadrature phasemeters use dual quadrature optical…

Optics · Physics 2024-10-30 Callum S. Sambridge , Kirk McKenzie

At sufficiently low frequencies, no ground-based radio array will be able to produce high resolution images while looking through the ionosphere. A space-based array will be needed to explore the objects and processes which dominate the sky…

The Laser Interferometer Space Antenna (LISA) is poised to revolutionize astrophysics and cosmology in the late 2030's by unlocking unprecedented insights into the most energetic and elusive astrophysical phenomena. The mission envisages…

Instrumentation and Detectors · Physics 2025-02-18 Gerhard Heinzel , Javier Álvarez-Vizoso , Miguel Dovale-Álvarez , Karsten Wiesner

The technique of Faraday tomography is a key tool for the study of magnetised plasmas in the new era of broadband radio polarisation observations. In particular, observations at metre-wavelengths provide significantly better Faraday depth…

High Energy Astrophysical Phenomena · Physics 2018-12-03 Shane P. O'Sullivan , M. Brüggen , C. L. Van Eck , M. J. Hardcastle , M. Haverkorn , T. W. Shimwell , C. Tasse , V. Vacca , C. Horellou , G. Heald

LOFAR, the LOw-Frequency ARray, is a new-generation radio interferometer constructed in the north of the Netherlands and across europe. Utilizing a novel phased-array design, LOFAR covers the largely unexplored low-frequency range from…

Instrumentation and Methods for Astrophysics · Physics 2015-06-15 M. P. van Haarlem , M. W. Wise , A. W. Gunst , G. Heald , J. P. McKean , J. W. T. Hessels , A. G. de Bruyn , R. Nijboer , J. Swinbank , R. Fallows , M. Brentjens , A. Nelles , R. Beck , H. Falcke , R. Fender , J. Hörandel , L. V. E. Koopmans , G. Mann , G. Miley , H. Röttgering , B. W. Stappers , R. A. M. J. Wijers , S. Zaroubi , M. van den Akker , A. Alexov , J. Anderson , K. Anderson , A. van Ardenne , M. Arts , A. Asgekar , I. M. Avruch , F. Batejat , L. Bähren , M. E. Bell , M. R. Bell , I. van Bemmel , P. Bennema , M. J. Bentum , G. Bernardi , P. Best , L. Bîrzan , A. Bonafede , A. -J. Boonstra , R. Braun , J. Bregman , F. Breitling , R. H. van de Brink , J. Broderick , P. C. Broekema , W. N. Brouw , M. Brüggen , H. R. Butcher , W. van Cappellen , B. Ciardi , T. Coenen , J. Conway , A. Coolen , A. Corstanje , S. Damstra , O. Davies , A. T. Deller , R. -J. Dettmar , G. van Diepen , K. Dijkstra , P. Donker , A. Doorduin , J. Dromer , M. Drost , A. van Duin , J. Eislöffel , J. van Enst , C. Ferrari , W. Frieswijk , H. Gankema , M. A. Garrett , F. de Gasperin , M. Gerbers , E. de Geus , J. -M. Grießmeier , T. Grit , P. Gruppen , J. P. Hamaker , T. Hassall , M. Hoeft , H. Holties , A. Horneffer , A. van der Horst , A. van Houwelingen , A. Huijgen , M. Iacobelli , H. Intema , N. Jackson , V. Jelic , A. de Jong , E. Juette , D. Kant , A. Karastergiou , A. Koers , H. Kollen , V. I. Kondratiev , E. Kooistra , Y. Koopman , A. Koster , M. Kuniyoshi , M. Kramer , G. Kuper , P. Lambropoulos , C. Law , J. van Leeuwen , J. Lemaitre , M. Loose , P. Maat , G. Macario , S. Markoff , J. Masters , D. McKay-Bukowski , H. Meijering , H. Meulman , M. Mevius , E. Middelberg , R. Millenaar , J. C. A. Miller-Jones , R. N. Mohan , J. D. Mol , J. Morawietz , R. Morganti , D. D. Mulcahy , E. Mulder , H. Munk , L. Nieuwenhuis , R. van Nieuwpoort , J. E. Noordam , M. Norden , A. Noutsos , A. R. Offringa , H. Olofsson , A. Omar , E. Orrú , R. Overeem , H. Paas , M. Pandey-Pommier , V. N. Pandey , R. Pizzo , A. Polatidis , D. Rafferty , S. Rawlings , W. Reich , J. -P. de Reijer , J. Reitsma , A. Renting , P. Riemers , E. Rol , J. W. Romein , J. Roosjen , M. Ruiter , A. Scaife , K. van der Schaaf , B. Scheers , P. Schellart , A. Schoenmakers , G. Schoonderbeek , M. Serylak , A. Shulevski , J. Sluman , O. Smirnov , C. Sobey , H. Spreeuw , M. Steinmetz , C. G. M. Sterks , H. -J. Stiepel , K. Stuurwold , M. Tagger , Y. Tang , C. Tasse , I. Thomas , S. Thoudam , M. C. Toribio , B. van der Tol , O. Usov , M. van Veelen , A. -J. van der Veen , S. ter Veen , J. P. W. Verbiest , R. Vermeulen , N. Vermaas , C. Vocks , C. Vogt , M. de Vos , E. van der Wal , R. van Weeren , H. Weggemans , P. Weltevrede , S. White , S. J. Wijnholds , T. Wilhelmsson , O. Wucknitz , S. Yatawatta , P. Zarka , A. Zensus , J. van Zwieten

Utilizing the complementary strengths of wavelength-specific range or depth sensors is crucial for robust computer-assisted tasks such as autonomous driving. Despite this, there is still little research done at the intersection of optical…

Image and Video Processing · Electrical Eng. & Systems 2025-11-11 Vanessa Wirth , Johanna Bräunig , Nikolai Hofmann , Martin Vossiek , Tim Weyrich , Marc Stamminger

The search for habitable conditions beyond Earth is a top priority in astrophysics. The discovery of habitable exoplanets beyond our solar system will require a suite of instruments providing long-term monitoring for detection (e.g. with…

Instrumentation and Methods for Astrophysics · Physics 2025-08-21 N. Mahesh , J. D. Bowman , J. O. Burns , S. D. Bale , T-C. Chang , S. Furlanetto , G. Hallinan , A. Hegedus , J. Mirocha , J. Pober , R. Polidan , D. Rapetti , N. Thyagarajan , J. Turner

The Five-hundred-meter Aperture Spherical Radio Telescope (FAST) Core Array is a proposed extension of FAST, integrating 24 secondary 40-m antennas implanted within 5 km of the FAST site. This original array design will combine the…

Instrumentation and Methods for Astrophysics · Physics 2024-08-26 Peng Jiang , Rurong Chen , Hengqian Gan , Jinghai Sun , Boqin Zhu , Hui Li , Weiwei Zhu , Jingwen Wu , Xuelei Chen , Haiyan Zhang , Tao An