902 citations · 1.3k across the 26 of their papers we have counts for
26 papers
Radio emission from negative lightning leader steps reveals inner meter-scale structure
B. M. Hare, O. Scholten, J. Dwyer +19
We use the Low Frequency ARray (LOFAR) to probe the dynamics of the stepping process of negatively-charged plasma channels (negative leaders) in a lightning discharge. We observe t…
Reconstructing air shower parameters with LOFAR using event specific GDAS atmospheres
P. Mitra, A. Bonardi, A. Corstanje +15
The limited knowledge of atmospheric parameters like humidity, pressure, temperature, and the index of refraction has been one of the important systematic uncertainties in reconstr…
Contributions of the LOFAR Cosmic Ray Key Science Project to the 36th International Cosmic Ray Conference (ICRC 2019)
A. Bonardi, S. Buitink, A. Corstanje +15
This is a collection of papers that have been contributed by the LOFAR Cosmic Ray Key Science Project (CRKSP) to the 36th International Cosmic Ray Conference held in Madison, Wisco…
Cosmic Ray Physics with the LOFAR Radio Telescope
T Winchen, A Bonardi, S Buitink +14
The LOFAR radio telescope is able to measure the radio emission from cosmic ray induced air showers with hundreds of individual antennas. This allows for precision testing of the e…
Status of the Lunar Detection Mode for Cosmic Particles of LOFAR
T. Winchen, A. Bonardi, S. Buitink +14
Cosmic particles hitting Earth's moon produce radio emission via the Askaryan effect. If the resulting radio ns-pulse can be detected by radio telescopes, this technique potentiall…
Calibration of the LOFAR low-band antennas using the Galaxy and a model of the signal chain
K. Mulrey, A. Bonardi, S. Buitink +15
The LOw-Frequency ARray (LOFAR) is used to make precise measurements of radio emission from extensive air showers, yielding information about the primary cosmic ray. Interpreting t…
Contributions of the LOFAR Cosmic Ray Key Science Project to the 35th International Cosmic Ray Conference (ICRC 2017)
A. Bonardi, S. Buitink, A. Corstanje +14
Contributions of the LOFAR Cosmic Ray Key Science Project to the 35th International Cosmic Ray Conference (ICRC 2017)
Cherenkov Telescope Array Contributions to the 35th International Cosmic Ray Conference (ICRC2017)
F. Acero, B. S. Acharya, V. Acín Portella +1137
List of contributions from the Cherenkov Telescope Array Consortium presented at the 35th International Cosmic Ray Conference, July 12-20 2017, Busan, Korea.
Prospects for CTA observations of the young SNR RX J1713.7-3946
The CTA Consortium, :, F. Acero +381
We perform simulations for future Cherenkov Telescope Array (CTA) observations of RX~J1713.73946, a young supernova remnant (SNR) and one of the brightest sources ever discovere…
Thunderstorm electric fields probed by extensive air showers through their polarized radio emission
T. N. G. Trinh, O. Scholten, A. Bonardi +17
We observe a large fraction of circular polarization in radio emission from extensive air showers recorded during thunderstorms, much higher than in the emission from air showers m…
The effect of the atmospheric refractive index on the radio signal of extensive air showers
A. Corstanje, A. Bonardi, S. Buitink +13
For the interpretation of measurements of radio emission from extensive air showers, an important systematic uncertainty arises from natural variations of the atmospheric refractiv…
Realtime processing of LOFAR data for the detection of nano-second pulses from the Moon
T. Winchen, A. Bonardi, S. Buitink +14
The low flux of the ultra-high energy cosmic rays (UHECR) at the highest energies provides a challenge to answer the long standing question about their origin and nature. Even lowe…
Measurement of the circular polarization in radio emission from extensive air showers confirms emission mechanisms
O. Scholten, T. N. G. Trinh, A. Bonardi +16
We report here on a novel analysis of the complete set of four Stokes parameters that uniquely determine the linear and/or circular polarization of the radio signal for an extensiv…
Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016)
The CTA Consortium, :, A. Abchiche +1387
List of contributions from the Cherenkov Telescope Array (CTA) Consortium presented at the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016), July 11-15,…
Search for Cosmic Particles with the Moon and LOFAR
T. Winchen, A. Bonardi, S. Buitink +14
The low flux of the ultra-high energy cosmic rays (UHECR) at the highest energies provides a challenge to answer the long standing question about their origin and nature. A signifi…
The Mirror Alignment and Control System for CT5 of the H.E.S.S. experiment
Daniel Gottschall, Andreas Förster, Antonio Bonardi +2
The High Energy Stereoscopic System (H.E.S.S.) experiment is one of the largest observatories for gamma-ray astronomy. It consists of four telescopes with a reflecting dish diamete…
CTA Contributions to the 34th International Cosmic Ray Conference (ICRC2015)
The CTA Consortium, :, A. Abchiche +1305
List of contributions from the CTA Consortium presented at the 34th International Cosmic Ray Conference, 30 July - 6 August 2015, The Hague, The Netherlands.
Recent developments for the testing of Cherenkov Telescope Array mirrors and actuators in Tübingen
J. Dick, A. Bonardi, S. Bressel +10
The Cherenkov Telescope Array (CTA) is the next generation Cherenkov telescope facility. It will consist of a large number of segmented-mirror telescopes of three different diamete…
Central Acceptance Testing for Camera Technologies for CTA
A. Bonardi, T. Buanes, P. Chadwick +5
The Cherenkov Telescope Array (CTA) is an international initiative to build the next generation ground based very-high energy gamma-ray observatory. It will consist of telescopes o…
A new solution for mirror coating in -ray Cherenkov Astronomy
Antonio Bonardi, Gerd Pühlhofer, Stephan Hermanutz +1
In the -ray Cherenkov Astronomy framework mirror coating plays a crucial role in defining the light response of the telescope. We carried out a study for new mirror coating solu…
Status of the technologies for the production of the Cherenkov Telescope Array (CTA) mirrors
G. Pareschi, T. Armstrong, H. Baba +54
The Cherenkov Telescope Array (CTA) is the next generation very high-energy gamma-ray observatory, with at least 10 times higher sensitivity than current instruments. CTA will comp…
CTA contributions to the 33rd International Cosmic Ray Conference (ICRC2013)
The CTA Consortium, :, O. Abril +1102
Compilation of CTA contributions to the proceedings of the 33rd International Cosmic Ray Conference (ICRC2013), which took place in 2-9 July, 2013, in Rio de Janeiro, Brazil
Developments for coating, testing, and aligning Cherenkov Telescope Array mirrors in Tübingen
A. Bonardi, J. Dick, E. Kendziorra +2
The Cherenkov Telescope Array (CTA) is the next generation very-high energy gamma-ray air-shower Cherenkov observatory. CTA will consist of many segmented-mirror telescopes of thre…
Mirror Development for the Cherenkov Telescope Array
A. Förster, T. Armstrong, H. Baba +53
The Cherenkov Telescope Array (CTA) is a planned observatory for very-high energy gamma-ray astronomy. It will consist of several tens of telescopes of different sizes, with a tota…