902 citations · 15.1k across the 318 of their papers we have counts for
47 papers · 1 filter
Asteroid Occultations with VERITAS: Observations and Considerations
Joshua Bartkoske, Anne Duerr, Dave Kieda
Occultations, the covering up of one celestial body by another celestial body, have been used in astronomy for millennia to learn about the sun and moon. Since 2018, VERITAS has im…
Stellar physics at sub-nanoradian angular resolution
P. Batista, J. Biteau, C. Carlile +36
Many stars -- if they could be imaged with enough angular resolution -- would exhibit features expected from theory but not possible to extract from spectra. We may group these by…
Design and Performance of the Upgraded Prototype Schwarzschild-Couder Telescope Camera Module
Giovanni Ambrosi, Carla Aramo, Mattia Barbanera +54
The Cherenkov Telescope Array Observatory (CTAO) is a ground-based observatory that will improve upon the sensitivities of the current generation of very-high-energy gamma-ray inst…
Status of the Trinity PeV Neutrino Observatory
S. Stepanoff, A. N. Otte, M. Bagheri +29
The Trinity Neutrino Observatory aims to detect tau neutrinos in the energy range of 1 PeV to 10 EeV. We are developing the observatory in three stages. The first stage, known as t…
HAWC Performance Enhanced by Machine Learning in Gamma-Hadron Separation
R. Alfaro, C. Alvarez, A. Andrés +92
Improving gamma-hadron separation is one of the most effective ways to enhance the performance of ground-based gamma-ray observatories. With over a decade of continuous operation,…
Commissioning and Performance of the Trinity Demonstrator
Mahdi Bagheri, Adam Barletta, Jordan Bogdan +18
The Trinity Demonstrator is a proof of concept prototype for the Trinity Neutrino Observatory, which is sensitive to astrophysical neutrinos above PeV energies. The Demonstrator is…
Interpolation of Instrument Response Functions for the Cherenkov Telescope Array in the Context of pyirf
Rune Michael Dominik, Maximilian Linhoff, Julian Sitarek
The Cherenkov Telescope Array (CTA) will be the next generation ground-based very-high-energy gamma-ray observatory, constituted by tens of Imaging Atmospheric Cherenkov Telescopes…
Performance update of an event-type based analysis for the Cherenkov Telescope Array
Juan Bernete, Orel Gueta, Tarek Hassan +3
The Cherenkov Telescope Array (CTA) will be the next-generation observatory in the field of very-high-energy (20 GeV to 300 TeV) gamma-ray astroparticle physics. The traditional ap…
Exploring the Potential of the Pulsed Laser onboard the CALIPSO Satellite to Improve Calibration with VERITAS
Gregory Foote
Imaging Atmospheric Cherenkov Telescopes (IACTs) are used to detect bright nanosecond-duration flashes of optical light originating from interactions of cosmic/gamma-rays in the at…
A VERITAS/Breakthrough Listen Search for Optical Technosignatures
Atreya Acharyya, Colin Adams, Avery Archer +65
The Breakthrough Listen Initiative is conducting a program using multiple telescopes around the world to search for "technosignatures": artificial transmitters of extraterrestrial…
Performance of the upgraded VERITAS Stellar Intensity Interferometer (VSII)
David B. Kieda, VERITAS Collaboration
The VERITAS Imaging Atmospheric Cherenkov Telescope array (IACT) was augmented in 2019 with high-speed focal plane electronics to create a new Stellar Intensity Interferometry (SII…
Design and Performance of the Prototype Schwarzschild-Couder Telescope Camera
Colin B. Adams, Giovanni Ambrosi, Michelangelo Ambrosio +86
The prototype Schwarzschild-Couder Telescope (pSCT) is a candidate for a medium-sized telescope in the Cherenkov Telescope Array. The pSCT is based on a novel dual mirror optics de…
The throughput calibration of the VERITAS telescopes
C. B. Adams, W. Benbow, A. Brill +42
Context. The response of imaging atmospheric Cherenkov telescopes to incident γ-ray-initiated showers in the atmosphere changes as the telescopes age due to exposure to light and w…
Prototype Schwarzschild-Couder Telescope for the Cherenkov Telescope Array: Commissioning the Optical System
C. B. Adams, G. Ambrosi, M. Ambrosio +69
A prototype Schwarzschild-Couder Telescope (pSCT) has been constructed at the Fred Lawrence Whipple Observatory as a candidate for the medium-sized telescopes of the Cherenkov Tele…
Detection of the Crab Nebula by the prototype Schwarzschild-Couder Telescope
C. B. Adams, G. Ambrosi, M. Ambrosio +71
The Schwarzschild-Couder Telescope (SCT) is a medium-sized telescope technology proposed for the Cherenkov Telescope Array. It uses a novel dual-mirror optical design that removes…
Design and performance of the prototype Schwarzschild-Couder Telescope camera
C. B. Adams, G. Ambrosi, M. Ambrosio +71
The Cherenkov Telescope Array (CTA) is the next-generation ground-based observatory for very-high-energy gamma-ray astronomy. An innovative 9.7 m aperture, dual-mirror Schwarzschil…
Trinity: An Imaging Air Cherenkov Telescope to Search for Ultra-High-Energy Neutrinos
Anthony M. Brown, Mahdi Bagheri, Michele Doro +7
Earth-skimming neutrinos are those which travel through the Earth's crust at a shallow angle. For Ultra-High-Energy (E > 1 PeV; UHE) earth-skimming tau neutrinos, there is a high-p…
The throughput calibration of the VERITAS telescopes
M. Nievas Rosillo
Imaging atmospheric Cherenkov telescopes are continuously exposed to varying weather conditions that have short and long-term effects on their response to Cherenkov light from exte…
Status of the VERITAS Stellar Intensity Interferometry (VSII) System
D. B Kieda, Jonathan Davis, Tugdual LeBohec +2
The VERITAS Imaging Air Cherenkov Telescope array (IACT) was augmented in 2019 with high-speed focal plane electronics to allow the use of VERITAS for Stellar Intensity Interferome…
TeV emission of Galactic plane sources with HAWC and H.E.S.S
H. Abdalla, F. Aharonian, F. Ait Benkhali +318
The High Altitude Water Cherenkov (HAWC) observatory and the High Energy Stereoscopic System (H.E.S.S.) are two leading instruments in the ground-based very-high-energy gamma-ray d…
Detection of the Crab Nebula with the 9.7 m Prototype Schwarzschild-Couder Telescope
C. B. Adams, R. Alfaro, G. Ambrosi +105
The Schwarzschild-Couder Telescope (SCT) is a telescope concept proposed for the Cherenkov Telescope Array. It employs a dual-mirror optical design to remove comatic aberrations ov…
Verification of the Optical System of the 9.7-m Prototype Schwarzschild-Couder Telescope
C. Adams, R. Alfaro, G. Ambrosi +77
For the first time in the history of ground-based -ray astronomy, the on-axis performance of the dual mirror, aspheric, aplanatic Schwarzschild-Couder optical system has been de…
Demonstration of stellar intensity interferometry with the four VERITAS telescopes
A. U. Abeysekara, W. Benbow, A. Brill +52
High angular resolution observations at optical wavelengths provide valuable insights in stellar astrophysics, directly measuring fundamental stellar parameters, and probing stella…
Camera design and performance of the prototype Schwarzschild-Couder Telescope for the Cherenkov Telescope Array
C. Adams, G. Ambrosi, M. Ambrosio +49
The Schwarzschild-Couder Telescope (SCT) is a candidate technology for a medium-sized telescope within the Cherenkov Telescope Array, the next generation ground based observatory f…