Browsing Research publications by Author "Bondi, M."

Now showing items 1-16 of 16

    • Accretion mode versus radio morphology in the LOFAR Deep Fields 

      Mingo, B.; Croston, J. H.; Best, P. N.; Duncan, K. J.; Hardcastle, M. J.; Kondapally, R.; Prandoni, I.; Sabater, J.; Shimwell, T. W.; Williams, W. L.; Baldi, R. D.; Bonato, M.; Bondi, M.; Dabhade, P.; Gürkan, G.; Ineson, J.; Magliocchetti, M.; Miley, G.; Pierce, J. C. S.; Röttgering, H. J. A. (2022-02-16)
      Radio-loud active galaxies have two accretion modes [radiatively inefficient (RI) and radiatively efficient (RE)], with distinct optical and infrared signatures, and two jet dynamical behaviours, which in arcsec- to ...

    • The bright end of the infrared luminosity functions and the abundance of hyperluminous infrared galaxies 

      Wang, L.; Gao, F.; Best, P. N.; Duncan, K.; Hardcastle, M. J.; Kondapally, R.; Malek, K.; McCheyne, I.; Sabater, J.; Shimwell, T.; Tasse, C.; Bonato, M.; Bondi, M.; Cochrane, R. K.; Farrah, D.; Gurkan, G.; Haskell, P.; Pearson, W. J.; Prandoni, I.; Rottgering, H. J. A.; Smith, D. J. B.; Vaccari, M.; Williams, W. L. (2021-04-07)
      We provide the most accurate estimate yet of the bright end of the infrared (IR) luminosity functions (LFs) and the abundance of hyperluminous IR galaxies (HLIRGs) with IR luminosities > 10^13 L_solar, thanks to the ...

    • Chandra Detection of the Radio and Optical Double Hot Spot of 3c 351 

      Brunetti, G.; Bondi, M.; Comastri, A.; Pedani, M.; Varano, S.; Setti, G.; Hardcastle, M.J. (2001-11)

    • The e-MERLIN Galaxy Evolution Survey (e-MERGE) : Overview and Survey Description 

      Muxlow, T. W. B.; Wrigley, N. H.; Beswick, R. J.; Smail, Ian; McHardy, I. M.; Garrington, S. T.; Ivison, R. J.; Jarvis, M. J.; Prandoni, I.; Bondi, M.; Guidetti, D.; Argo, M. K.; Bacon, David; Best, P. N.; Biggs, A. D.; Chapman, S. C.; Coppin, K.; Chen, H.; Garratt, T. K.; Garrett, M. A.; Ibar, E.; Kneib, Jean-Paul; Knudsen, Kirsten K.; Koopmans, L. V. E.; Morabito, L. K.; Njeri, A.; Pearson, Chris; Perez-Torres, M. A.; Rottgering, H. J. A.; Sargent, M. T.; Serjeant, Stephen; Swinbank, A. M.; Varenius, E.; Venturi, T. (2020-05-08)
      We present an overview and description of the eMERLIN Galaxy Evolution survey (eMERGE) Data Release 1 (DR1), a large program of high-resolution 1.5 GHz radio observations of the GOODS-N field comprising $\sim140$ hours of ...

    • LOFAR HBA observations of the Euclid Deep Field North (EDFN) 

      Bondi, M.; Scaramella, R.; Zamorani, G.; Ciliegi, P.; Vitello, F.; Arias, M.; Best, P.N.; Bonato, M.; Botteon, A.; Brienza, M.; Brunetti, G.; Hardcastle, M. J.; Magliocchetti, M.; Massaro, F.; Morabito, L. K; Pentericci, L.; Prandoni, I.; Röttgering, H. J. A.; Shimwell, T. W.; Tasse, C.; Weeren, R. J. van; White, G. J. (2024-03-18)
      We present the first deep (72 h of observations) radio image of the Euclid Deep Field North (EDFN) obtained with the LOw-Frequency ARray (LOFAR) High Band Antenna (HBA) at 144 MHz. The EDFN is the latest addition to the ...

    • The LOFAR LBA Sky Survey: Deep Fields I. The Boötes Field 

      Williams, W. L.; Gasperin, F. de; Hardcastle, M. J. H.; Weeren, R. van; Tasse, C.; Shimwell, T. W.; Best, P. N.; Bonato, M.; Bondi, M.; Brüggen, M.; Röttgering, H. J. A.; Smith, D. J. B. (2021-11-10)
      We present the first sub-mJy ($\approx0.7$ mJy beam$^{-1}$) survey to be completed below 100 MHz, which is over an order of magnitude deeper than previously achieved for widefield imaging of any field at these low frequencies. ...

    • LOFAR Properties of SILVERRUSH Lya emitter candidates in the ELAIS-N1 Field 

      Gloudemans, A. J.; Duncan, K. J.; Kondapally, R.; Sabater, J.; Cochrane, R. K.; Röttgering, H. J. A.; Best, P. N.; Bonato, M.; Bondi, M.; Malek, K.; McCheyne, I.; Smith, D. J. B.; Prandoni, I.; Wang, L. (2021-04-07)
      Lyman alpha emitters (LAEs) in the Epoch of Reionization (EoR) offer valuable probes of early galaxy evolution and the process of reionization; however, the exact evolution of their abundance and the nature of their emission ...

    • The LOFAR Two Meter Sky Survey : Deep Fields Data Release 1, I -- Direction-dependent calibration and imaging 

      Tasse, C.; Shimwell, T.; Hardcastle, M. J.; O'Sullivan, S. P.; Weeren, R. van; Best, P. N.; Bester, L.; Hugo, B.; Smirnov, O.; Sabater, J.; Calistro-Rivera, G.; Gasperin, F. de; Morabito, L. K.; Röttgering, H.; Williams, W. L.; Bonato, M.; Bondi, M.; Botteon, A.; Brüggen, M.; Brunetti, G.; Chyży, K. T.; Garrett, M. A.; Gürkan, G.; Jarvis, M. J.; Kondapally, R.; Mandal, S.; Prandoni, I.; Repetti, A.; Retana-Montenegro, E.; Schwarz, D. J.; Shulevski, A.; Wiaux, Y. (2021-04-07)
      The Low Frequency Array (LOFAR) is an ideal instrument to conduct deep extragalactic surveys. It has a large field of view and is sensitive to large scale and compact emission. It is, however, very challenging to synthesize ...

    • The LOFAR Two Metre Sky Survey: Deep Fields Data Release 1. III. Host-galaxy identifications and value added catalogues 

      Kondapally, R.; Best, P. N.; Hardcastle, M. J.; Nisbet, D.; Bonato, M.; Sabater, J.; Duncan, K. J.; McCheyne, I.; Cochrane, R. K.; Bowler, R. A. A.; Williams, W. L.; Shimwell, T. W.; Tasse, C.; Croston, J. H.; Goyal, A.; Jamrozy, M.; Jarvis, M. J.; Mahatma, V. H.; R\öttgering, H. J. A.; Smith, D. J. B.; Wo\łowska, A.; Bondi, M.; Brienza, M.; Brown, M. J. I.; Br\üggen, M.; Chambers, K.; Garrett, M. A.; G\ürkan, G.; Huber, M.; Kunert-Bajraszewska, M.; Magnier, E.; Mingo, B.; Mostert, R.; Nikiel-Wroczy\\ński, B.; OŚullivan, S. P.; Paladino, R.; Ploeckinger, T.; Prandoni, I.; Rosenthal, M. J.; Schwarz, D. J.; Shulevski, A.; Wagenveld, J. D.; Wang, L. (2021-04-07)
      We present the source associations, cross-identifications, and multi-wavelength properties of the faint radio source population detected in the deep tier of the LOFAR Two Metre Sky Survey (LoTSS): the LoTSS Deep Fields. ...

    • The LOFAR Two-metre Sky Survey Deep Fields Data Release 1 V. Survey description, source classifications and host galaxy properties 

      Best, P. N.; Kondapally, R.; Williams, W. L.; Cochrane, R. K.; Duncan, K. J.; Hale, C. L.; Haskell, P.; Malek, K.; McCheyne, I.; Smith, D. J. B.; Wang, L.; Botteon, A.; Bonato, M.; Bondi, M.; Rivera, G. Calistro; Gao, F.; Gurkan, G.; Hardcastle, M. J.; Jarvis, M. J.; Mingo, B.; Miraghaei, H.; Morabito, L. K.; Nisbet, D.; Prandoni, I.; Rottgering, H. J. A.; Sabater, J.; Shimwell, T.; Tasse, C.; Weeren, R. van (2023-04-29)
      Source classifications, stellar masses and star formation rates are presented for 80,000 radio sources from the first data release of the Low Frequency Array Two-metre Sky Survey (LoTSS) Deep Fields, which represents the ...

    • The LOFAR Two-metre Sky Survey Deep fields: : The star formation rate - radio luminosity relation at low frequencies 

      Smith, D. J. B.; Haskell, P.; Gürkan, G.; Best, P. N.; Hardcastle, M. J.; Kondapally, R.; Williams, W.; Duncan, K. J.; Cochrane, R. K.; McCheyne, I.; Röttgering, H. J. A.; Sabater, J.; Shimwell, T. W.; Tasse, C.; Bonato, M.; Bondi, M.; Jarvis, M. J.; Leslie, S. K.; Prandoni, I.; Wang, L. (2021-04-07)
      In this paper, we investigate the relationship between 150 MHz luminosity and the star-formation rate - the SFR-L150 MHz relation - using 150 MHz measurements for a near-infrared selected sample of 118 517 z < 1 galaxies. ...

    • The LOFAR Two-metre Sky Survey Deep Fields: Data release 1. IV. Photometric redshifts and stellar masses 

      Duncan, K. J.; Kondapally, R.; Brown, M. J. I.; Best, P. N.; Röttgering, H. J. A.; Bondi, M.; Bowler, R. A. A.; Cochrane, R. K.; Gürkan, G.; Hardcastle, M. J.; Jarvis, M. J.; Kunert-Bajraszewska, M.; Leslie, S. K.; Małek, K.; Morabito, L. K.; O'Sullivan, S. P.; Prandoni, I.; Sabater, J.; Shimwell, T. W.; Smith, D. J. B.; Wang, L.; Wołowska, A. (2021-04-07)
      The Low Frequency Array (LOFAR) Two-metre Sky Survey (LoTSS) is a sensitive, high-resolution 120-168 MHz survey split across multiple tiers over the northern sky. The first LoTSS Deep Fields data release consists of deep ...

    • The LOFAR Two-metre Sky Survey: Deep Fields: : II. The ELAIS-N1 LOFAR deep field 

      Sabater, J.; Best, P. N.; Tasse, C.; Hardcastle, M. J.; Shimwell, T. W.; Nisbet, D.; Jelic, V.; Callingham, J. R.; Rottgering, H. J. A.; Bonato, M.; Bondi, M.; Ciardi, B.; Cochrane, R. K.; Jarvis, M. J.; Kondapally, R.; Koopmans, L. V. E.; O'Sullivan, S. P.; Prandoni, I.; Schwarz, D. J.; Smith, D. J. B.; Wang, L.; Williams, W. L.; Zaroubi, S. (2021-04-07)
      The LOFAR Two-metre Sky Survey (LoTSS) will cover the full northern sky and, additionally, aims to observe the LoTSS deep fields to a noise level of ~10 microJy/bm over several tens of square degrees in areas that have the ...

    • Low-frequency radio spectra of submillimetre galaxies in the Lockman Hole 

      Ramasawmy, J.; Geach, J. E.; Hardcastle, M. J.; Best, P. N.; Bonato, M.; Bondi, M.; Rivera, G. Calistro; Cochrane, R. K.; Conway, J. E.; Coppin, K.; Duncan, K. J.; Dunlop, J. S.; Franco, M.; García-Vergara, C.; Jarvis, M. J.; Kondapally, R.; McCheyne, I.; Prandoni, I.; Röttgering, H. J. A.; Smith, D. J. B.; Tasse, C.; Wang, L. (2021-04-19)
      We investigate the radio properties of a sample of 53 sources selected at 850 $\mu$m from the SCUBA-2 Cosmology Legacy Survey using new deep, low-frequency radio imaging of the Lockman Hole field from the Low Frequency ...

    • Revisiting the Fanaroff-Riley dichotomy and radio-galaxy morphology with the LOFAR Two-Metre Sky Survey (LoTSS) 

      Mingo, B.; Croston, J. H.; Hardcastle, M. J.; Best, P. N.; Duncan, K. J.; Morganti, R.; Rottgering, H. J. A.; Sabater, J.; Shimwell, T. W.; Williams, W. L.; Brienza, M.; Gurkan, G.; Mahatma, V. H.; Morabito, L. K.; Prandoni, I.; Bondi, M.; Ineson, J.; Mooney, S. (2019-09-01)
      The relative positions of the high and low surface brightness regions of radio-loud active galaxies in the 3CR sample were found by Fanaroff and Riley to be correlated with their luminosity. We revisit this canonical ...

    • Sub-arcsecond imaging with the International LOFAR Telescope : I. Foundational calibration strategy and pipeline 

      Morabito, L. K.; Jackson, N. J.; Mooney, S.; Sweijen, F.; Badole, S.; Kukreti, P.; Venkattu, D.; Groeneveld, C.; Kappes, A.; Bonnassieux, E.; Drabent, A.; Iacobelli, M.; Croston, J. H.; Best, P. N.; Bondi, M.; Callingham, J. R.; Conway, J. E.; Deller, A. T.; Hardcastle, M. J.; McKean, J. P.; Miley, G. K.; Moldon, J.; Röttgering, H. J. A.; Tasse, C.; Shimwell, T. W.; Weeren, R. J. van; Anderson, J. M.; Asgekar, A.; Avruch, I. M.; Bemmel, I. M. van; Bentum, M. J.; Bonafede, A.; Brouw, W. N.; Butcher, H. R.; Ciardi, B.; Corstanje, A.; Coolen, A.; Damstra, S.; Gasperin, F. de; Duscha, S.; Eislöffel, J.; Engels, D.; Falcke, H.; Garrett, M. A.; Griessmeier, J.; Gunst, A. W.; Haarlem, M. P. van; Hoeft, M.; Horst, A. J. van der; Jütte, E.; Kadler, M.; Koopmans, L. V. E.; Krankowski, A.; Mann, G.; Nelles, A.; Oonk, J. B. R.; Orru, E.; Paas, H.; Pandey, V. N.; Pizzo, R. F.; Pandey-Pommier, M.; Reich, W.; Rothkaehl, H.; Ruiter, M.; Schwarz, D. J.; Shulevski, A.; Soida, M.; Tagger, M.; Vocks, C.; Wijers, R. A. M. J.; Wijnholds, S. J.; Wucknitz, O.; Zarka, P.; Zucca, P. (2022-02-28)
      The International LOFAR Telescope is an interferometer with stations spread across Europe. With baselines of up to ∼2000 km, LOFAR has the unique capability of achieving sub-arcsecond resolution at frequencies below 200 ...