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相关论文: GRANDProto300: status, science case, and prospects

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The primary proton spectrum up to 100 TeV has been investigated by balloon- and satellite-borne instruments. Above this energy range only ground-based air shower arrays can measure the cosmic ray spectrum with a technique moderately…

天体物理学 · 物理学 2007-10-11 G. Di Sciascio

The IceCube Neutrino Observatory has discovered a diffuse astrophysical flux up to 10 PeV and is now planning a large extension with IceCube-Gen2, including an optical array and a large radio array at shallow depth [1]. Neutrino searches…

高能天体物理现象 · 物理学 2021-08-03 Abby Bishop , Lu Lu , Albrecht Karle , Ben Hokanson-Fasig

CODALEMA is one of the pioneer experiments dedicated to the recent field of cosmic ray radio detection. It is located at the radio observatory of Nancay (France). The detector setup combined until recently a ground particle detector and an…

天体物理仪器与方法 · 物理学 2015-05-30 Belletoile A , CODALEMA collaboration

(On behalf of the JUNO Collaboration) The Jiangmen Underground Neutrino Observatory (JUNO) is an underground 20 kton liquid scintillator detector being built in the south of China and expected to start data taking in 2020. JUNO has a…

高能物理 - 实验 · 物理学 2018-01-18 Giuseppe Salamanna

In recent years, arrays of radio antennas operating in the MHz regime have shown great potential as detectors in astroparticle physics. In particular, they fulfill an important role in the indirect detection of ultra-high energy cosmic…

天体物理仪器与方法 · 物理学 2023-08-17 Max Büsken , Tomáš Fodran , Tim Huege

We present a catalogue of 349 giant radio sources (GRSs including both galaxies and quasars). The database contains all giants known to date from the literature. These GRSs cover the redshift range of 0.016$<$z$<$3.22 and include radio…

星系天体物理 · 物理学 2018-10-10 A. Kuźmicz , M. Jamrozy , K. Bronarska , K. Janda-Boczar , D. J. Saikia

The Jiangmen Underground Neutrino Observatory (JUNO) is a multi-purpose neutrino experiment currently under construction in China. It is located 52.5km away from two nuclear power plants in a newly constructed 700-m-deep underground…

仪器与探测器 · 物理学 2025-07-23 Matthias Raphael Stock

Radio galaxies are excellent at tracing large-scale structure due to their high bias. We present new results from the TONS08 radio galaxy redshift survey. We find unequivocal evidence for a huge (at least 80 x 80 x 100 Mpc^3)…

天体物理学 · 物理学 2009-11-07 Kate Brand , Steve Rawlings , Gary J. Hill , Mark Lacy

The operation of upcoming ultra-high-energy cosmic-ray, gamma-ray, and neutrino radio-detection experiments, like the Giant Radio Array for Neutrino Detection (GRAND), poses significant computational challenges involving the production of…

天体物理仪器与方法 · 物理学 2024-12-12 GRAND Collaboration , Rafael Alves Batista , Aurélien Benoit-Lévy , Teresa Bister , Martina Bohacova , Mauricio Bustamante , Washington Carvalho , Yiren Chen , LingMei Cheng , Simon Chiche , Jean-Marc Colley , Pablo Correa , Nicoleta Cucu Laurenciu , Zigao Dai , Rogerio M. de Almeida , Beatriz de Errico , Sijbrand de Jong , João R. T. de Mello Neto , Krijn D. de Vries , Valentin Decoene , Peter B. Denton , Bohao Duan , Kaikai Duan , Ralph Engel , William Erba , Yizhong Fan , Arsène Ferrière , QuanBu Gou , Junhua Gu , Marion Guelfand , Jianhua Guo , Yiqing Guo , Claire Guépin , Lukas Gülzow , Andreas Haungs , Matej Havelka , Haoning He , Eric Hivon , Hongbo Hu , Xiaoyuan Huang , Yan Huang , Tim Huege , Wen Jiang , Ramesh Koirala , ChuiZheng Kong , Kumiko Kotera , Jelena Köhler , Bruno L. Lago , Zhisen Lai , Sandra Le Coz , François Legrand , Antonios Leisos , Rui Li , Xingyu Li , YiFei Li , Cheng Liu , Ruoyu Liu , Wei Liu , Pengxiong Ma , Oscar Macias , Frédéric Magnard , Alexandre Marcowith , Olivier Martineau-Huynh , Thomas McKinley , Paul Minodier , Pragati Mitra , Miguel Mostafá , Kohta Murase , Valentin Niess , Stavros Nonis , Shoichi Ogio , Foteini Oikonomou , Hongwei Pan , Konstantinos Papageorgiou , Tanguy Pierog , Lech Wiktor Piotrowski , Simon Prunet , Xiangli Qian , Markus Roth , Takashi Sako , Harm Schoorlemmer , Dániel Szálas-Motesiczky , Szymon Sławiński , Xishui Tian , Anne Timmermans , Charles Timmermans , Petr Tobiska , Apostolos Tsirigotis , Matías Tueros , George Vittakis , Hanrui Wang , Jiale Wang , Shen Wang , Xiangyu Wang , Xu Wang , Daming Wei , Feng Wei , Xiangping Wu , Xuefeng Wu , Xin Xu , Xing Xu , Fufu Yang , Lili Yang , Xuan Yang , Qiang Yuan , Philippe Zarka , Houdun Zeng , Chao Zhang , Jianli Zhang , Kewen Zhang , Pengfei Zhang , Qingchi Zhang , Songbo Zhang , Yi Zhang , Hao Zhou

In the present paper we consider the Type-2.x and Type-3.x extraterrestrial von-Neumann probes and study the problem of their detectability by the world's largest radio telescope: the Five-hundred-meter Aperture Spherical Radio Telescope…

科普物理 · 物理学 2021-10-05 Zaza Osmanov

The Auger Engineering Radio Array (AERA) is an enhancement of the Pierre Auger Observatory in Argentina. Covering about View the $17\,$km$^2$, AERA is the world-largest antenna array for cosmic-ray observation. It consists of more than 150…

天体物理仪器与方法 · 物理学 2019-08-13 Frank G. Schröder

The Next Generation Very Large Array (ngVLA) is a planned radio interferometer providing unprecedented sensitivity at wavelengths between 21 cm and 3 mm. Its 263 antenna element array will be spatially distributed across North America to…

We report the results of flux density measurements in the extended components of thirteen giant radio galaxies, made with the RATAN-600 in the centimeter range. Supplementing them with the WENSS, NVSS and GB6 survey data we constructed the…

宇宙学与河外天体物理 · 物理学 2011-08-24 M. L. Khabibullina , O. V. Verkhodanov , M. Singh , A. Pyria , S. Nandi , N. V. Verkhodanova

High redshift radio galaxies are amongst the most massive galaxies in the early Universe and have properties expected from central galaxies in forming clusters. We are carrying out an observational programme on the VLT to find and study…

天体物理学 · 物理学 2007-05-23 J. D. Kurk , B. P. Venemans , H. J. A. Roettgering , G. K. Miley , L. Pentericci

Giant radio sources (GRSs) harbor the Universe's largest structures generated by individual galaxies, with projected source sizes exceeding 700 kpc. These enigmatic objects have been mainly studied at radio frequencies, and their physical…

高能天体物理现象 · 物理学 2026-02-03 Vaidehi S. Paliya , S. Marchesi , X. Zhao , D. J. Saikia , Moumita Pal , Somak Raychaudhury

We present unequivocal evidence for a huge (~80 x 100 x 100 Mpc^3) super-structure at redshift z=0.27 in the 3-D distribution of radio galaxies from the TONS08 sample, confirming tentative evidence for such a structure from the 7C redshift…

天体物理学 · 物理学 2009-11-07 Kate Brand , Steve Rawlings , Gary J. Hill , Mark Lacy , Ewan Mitchell , Joe Tufts

With 30 antennas and a maximum baseline length of 25 km, the Giant Metrewave Radio Telescope (GMRT) is the premier low-frequency radio interferometer today. We have carried out a study of possible expansions of the GMRT, via adding new…

We constructed and presented in the first paper of this series a new sample of 84 large angular size radio galaxies by selecting from the NRAO VLA Sky Survey objects with angular size > 4', declination above +60 degrees and total flux…

天体物理学 · 物理学 2009-11-07 L. Lara , I. Marquez , W. D. Cotton , L. Feretti , G. Giovannini , J. M. Marcaide , T. Venturi

As part of the ongoing AugerPrime upgrade of the Pierre Auger Observatory, we are deploying short aperiodic loaded loop antennas measuring radio signals from extensive air showers in the 30-80 MHz band on each of the 1,660 surface detector…

天体物理仪器与方法 · 物理学 2023-05-18 Tim Huege

We update the science prospects for the recently completed AMANDA South Pole neutrino detector. With an effective telescope area of order 10^4 m^2 and a threshold of ~50 GeV, it represents the first instrument of a new generation of high…

天体物理学 · 物理学 2009-10-30 Francis Halzen