English
Related papers

Related papers: An Analog Trigger System for Atmospheric Cherenkov…

200 papers

The site selection group for the future Cherenkov Telescope Array (CTA) has deployed sensitive light sensors at 9 candidate sites, 5 of them in the Southern and 4 in the Northern hemisphere. The sensors are equipped with a PIN diode and a…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Markus Gaug

The Cherenkov Telescope Array (CTA) is the next-generation atmospheric Cherenkov gamma-ray observatory. CTA will consist of two installations, one in the northern, and the other in the southern hemisphere, containing tens of telescopes of…

Over the last decade, the Imaging Air Cerenkov technique has proven itself to be an extremely powerful means to study very energetic gamma-radiation from a number of astrophysical sources in a regime which is not practically accessible to…

Astrophysics · Physics 2010-11-24 I. de la Calle Perez , S. D. Biller

Gamma-ray astronomy at energies in excess of 100 GeV is carried out using arrays of imaging Cherenkov telescopes. Each telescope comprises a large reflector, of order 10 m diameter, made of many mirror facets, and a camera consisting of a…

Instrumentation and Methods for Astrophysics · Physics 2013-08-01 Sean Griffin , David Hanna

The current generation of Cherenkov telescopes is mainly limited in their gamma-ray energy and flux reconstruction by uncertainties in the determination of atmospheric parameters. The Cherenkov Telescope Array (CTA) aims to provide…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. Doro , M. Gaug , O. Blanch , LL. Font , D. Garrido , A. Lopez-Oramas , M. Martinez

The Cherenkov Telescope Array is a world-wide project for a new generation of ground-based Cherenkov telescopes of the Imaging class with the aim of exploring the highest energy region of the electromagnetic spectrum. With two planned…

Current optimization of ground-based Cherenkov telescopes arrays, also called Imaging Air Cherenkov Telescope (IACT) arrays, relies on brute-force human-driven approaches based on large simulations requiring both high amount of storage and…

Instrumentation and Methods for Astrophysics · Physics 2026-01-13 Cyril Alispach , Matthieu Heller , Teresa Montaruli

Kilometric-scale optical imagers seem feasible to realize by intensity interferometry, using telescopes primarily erected for measuring Cherenkov light induced by gamma rays. Planned arrays envision 50--100 telescopes, distributed over some…

Instrumentation and Methods for Astrophysics · Physics 2010-09-30 Hannes Jensen , Dainis Dravins , Stephan LeBohec , Paul D. Nuñez

H.E.S.S is an array of atmospheric Cherenkov telescopes dedicated to GeV-TeV gamma-ray astronomy. The original array has been in operation since the beginning of 2004. It is composed of four 12-meter diameter telescopes. The installation of…

Instrumentation and Methods for Astrophysics · Physics 2015-03-17 Y. Moudden , A. Barnacka , J-F. Glicenstein , P. Venault , D. Calvet , M. Vivier , G. Fontaine

NectarCAM is a Cherenkov camera that will be installed on Medium-Sized Telescopes of the northern array of the Cherenkov Telescope Array Observatory (CTAO). It is composed of 265 modules, each of which includes 7 photo-multiplier tubes, a…

Instrumentation and Methods for Astrophysics · Physics 2023-10-12 H. Rueda , F. Bradascio , J. A. Barrio , J. Biteau , F. Brun , C. Champion , J-F. Glicenstein , D. Hoffmann , P. Jean , J. P. Lenain , F. Louis , A. Pérez , M. Punch , P. Sizun , K-H. Sulanke , L. A. Tejedor , B. Vallage

While atmospheric Cherenkov telescopes have a small field of view and a small duty fraction, arrays of particle detectors on ground have a 1\,sr field of view and a 100% duty fraction. On the other hand, particle detector arrays have a much…

Astrophysics · Physics 2009-10-28 K. Bernlöhr

The VERITAS Cherenkov telescope array has been fully operational since Fall 2007 and has fulfilled or outperformed its design specifications. We are preparing an upgrade program with the goal to lower the energy threshold and improve the…

Instrumentation and Methods for Astrophysics · Physics 2019-08-15 A. Nepomuk Otte

In this paper, we present the results of Monte Carlo simulations of $\gamma$-ray and cosmic ray proton induced extensive air showers as detected by the TACTIC atmospheric Cherenkov imaging telescope for optimizing its trigger field of view…

Instrumentation and Methods for Astrophysics · Physics 2011-05-11 M. K. Koul , A. K. Tickoo , V. K. Dhar , K. Venugopal , K. Chanchalani , R. C. Rannot , K. K. Yadav , P. Chandra , M. Kothari , R. Koul

The Cherenkov Telescope Array (CTA) is an international initiative to build the next generation ground-based very-high-energy gamma-ray observatory. Full sky coverage will be assured by two arrays, one located on each of the northern and…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Maria Concetta Maccarone , Dan Parsons , Markus Gaug , Raquel de los Reyes

The Cherenkov Telescope Array (CTA) is a future instrument for very-high-energy (VHE) gamma-ray astronomy that is expected to deliver an order of magnitude improvement in sensitivity over existing instruments. In order to meet the physics…

TARGET~5 is a new application-specific integrated circuit (ASIC) of the TARGET family, designed for the readout of signals from photosensors in the cameras of imaging atmospheric Cherenkov telescopes (IACTs) for ground-based gamma-ray…

Instrumentation and Methods for Astrophysics · Physics 2017-06-21 A. Albert , S. Funk , T. Kawashima , M. Murphy , A. Okumura , R. Quagliani , L. Sapozhnikov , H. Tajima , L. Tibaldo , J. Vandenbroucke , G. Varner , T. Wu

Cherenkov Telescope Array (CTA) is an upcoming instrument that will start a new generation of atmospheric Cherenkov telescopes. CTA is expected not only to provide an unprecedented sensitivity in the tens of GeV to hundreds of TeV range,…

Instrumentation and Methods for Astrophysics · Physics 2019-07-11 Julian Sitarek , Dorota Sobczyńska , Katarzyna Adamczyk , Michał Szanecki

The next-generation very-high-energy (VHE) gamma-ray observatory, the Cherenkov Telescope Array, will feature dozens of imaging atmospheric Cherenkov telescopes (IACTs), each with thousands of pixels of photo-sensors. To be affordable and…

Instrumentation and Methods for Astrophysics · Physics 2015-03-19 K. Bechtol , S. Funk , A. Okumura , L. Ruckman , A. Simons , H. Tajima , J. Vandenbroucke , G. Varner

We introduce a new simulation and analysis paradigm for Imaging Atmospheric Cherenkov Telescope (IACT) arrays, simulating the actual observation conditions as well as individual telescope configuration for each observation unit. Compared to…

High Energy Astrophysical Phenomena · Physics 2020-07-29 M. Holler , J. -P. Lenain , M. de Naurois , R. Rauth , D. A. Sanchez

The trajectory of a primary gamma-ray detected with an array of at least four atmospheric Cherenkov imaging telescopes can be reconstructed from the shower image centroid positions and geometrical considerations independent of the primary…

Astrophysics · Physics 2010-03-18 S. LeBohec , C. Duke , P. Jordan