相关论文: Calibration Techniques for VERITAS

Development of a SiPM Pixel Prototype for the Large-Sized Telescope of the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) will be the next generation ground-based gamma-ray observatory. CTA consists of different telescope types of which the largest ones (Large-Sized Telescopes, LSTs) cover the lower energy range, between 20…

天体物理仪器与方法 · 物理学 2023-07-13 D. Depaoli , A. Chiavassa , D. Corti , F. Di Pierro , M. Mariotti , R. Rando

Using the photons from the Crab Nebula seen by GLAST to calibrate MAGIC and the Imaging Air Cherenkov Telescopes

In this article we discuss the possibility of using the observations by GLAST of standard gamma sources, as the Crab Nebula, to calibrate Imaging Air Cherenkov detectors, MAGIC in particular, and optimise their energy resolution. We show…

天体物理学 · 物理学 2009-11-11 D. Bastieri , C. Bigongiari , E. Bisesi , G. Busetto , A. De Angelis , B. De Lotto , T. Lenisa , F. Longo , M. Mariotti , A. Moralejo , D. Pascoli , L. Peruzzo , S. Raducci , R. Rando , A. Saggion , P. Sartori , V. Scalzotto

The Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is the next generation ground-based observatory for gamma-ray astronomy at very-high energies. It will be capable of detecting gamma rays in the energy range from 20 GeV to more than 300 TeV with…

天体物理仪器与方法 · 物理学 2019-07-22 Daniel Mazin

Recent VERITAS Results on VHE Gamma-ray Sources in Cygnus

The Cygnus region of the Galactic plane is a promising target for high-energy and very high energy (VHE) gamma-ray telescopes as it is home to many potential sources, such as supernova remnants, pulsar wind nebulae, X-ray binaries and…

高能天体物理现象 · 物理学 2019-08-13 Rene A. Ong

Development of a strategy for calibrating the novel SiPM camera of the SST-1M telescope proposed for the Cherenkov Telescope Array

CTA will comprise a sub-array of up to 70 small size telescopes (SSTs) at the southern array. The SST-1M project, a 4 m-diameter Davies Cotton telescope with 9 degrees FoV and a 1296 pixels SiPM camera, is designed to meet the requirements…

高能天体物理现象 · 物理学 2018-01-22 I. Al Samarai , C. Alispach , F. Cadoux , V. Coco , D. della Volpe , Y. Favre , M. Heller , T. Montaruli , A. Nagai , T. R. S. Njoh Ekoume , I. Troyano Pujadas , E. Lyard , A. Neronov , R. Walter , V. Sliusar , E. Mach , J. Michałowski , J. Niemiec , J. Rafalski , K. Skowron , M. Stodulska , M. Stodulski , T. Bulik , M. Grudzińska , M. Jamrozy , M. Ostrowski , Ł. Stawarz , A. Zagdański , K. Ziȩtara , P. Paśko , K. Seweryn , J. Borkowski , R. Moderski , J. Kasperek , P. Rajda , D. Mandat , M. Pech , P. Schovanek , P. Travnicek

The Medium Size Telescopes of the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is the planned next-generation instrument for ground-based gamma-ray astronomy, covering a photon energy range of ~20 GeV to above 100 TeV. CTA will consist of the order of 100 telescopes of three sizes,…

天体物理仪器与方法 · 物理学 2019-08-14 G. Pühlhofer

Development of the photomultiplier tube readout system for the first Large-Sized Telescope of the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is the next generation ground-based very high energy gamma-ray observatory. The Large-Sized Telescope (LST) of CTA targets 20 GeV -- 1 TeV gamma rays and has 1855 photomultiplier tubes (PMTs) installed in…

天体物理仪器与方法 · 物理学 2019-08-14 Shu Masuda , Yusuke Konno , Juan Abel Barrio , Oscar Blanch Bigas , Carlos Delgado , Lluís Freixas Coromina , Shuichi Gunji , Daniela Hadasch , Kenichiro Hatanaka , Masahiro Ikeno , Jose Maria Illa Laguna , Yusuke Inome , Kazuma Ishio , Hideaki Katagiri , Hidetoshi Kubo , Gustavo Martínez , Daniel Mazin , Daisuke Nakajima , Takeshi Nakamori , Hideyuki Ohoka , Riccardo Paoletti , Stefan Ritt , Andrea Rugliancich , Takayuki Saito , Karl-Heinz Sulanke , Junki Takeda , Manobu Tanaka , Shunsuke Tanigawa , Luis Ángel Tejedor , Masahiro Teshima , Yugo Tsuchiya , Tomohisa Uchida , Tokonatsu Yamamoto , the LST team

Cherenkov Telescope Array: The Next Generation Gamma-ray Observatory

The Cherenkov Telescope Array (CTA) will be the next-generation gamma-ray observatory, investigating gamma-ray and cosmic ray astrophysics at energies from 20 GeV to more than 300 TeV. The observatory, consisting of large arrays of imaging…

高能天体物理现象 · 物理学 2018-01-22 The CTA Consortium

Observations of Supernova Remnants and Pulsar Wind Nebulae: A VERITAS Key Science Project

The study of supernova remnants and pulsar wind nebulae was one of the Key Science Projects for the first two years of VERITAS observations. VERITAS is an array of four imaging Cherenkov telescopes located at the Whipple Observatory in…

星系天体物理 · 物理学 2019-08-13 Brian Humensky

HAWC Timing Calibration

The High-Altitude Water Cherenkov (HAWC) Experiment is a second-generation highsensitivity gamma-ray and cosmic-ray detector that builds on the experience and technology of the Milagro observatory. Like Milagro, HAWC utilizes the water…

天体物理仪器与方法 · 物理学 2009-09-16 Petra Huentemeyer , John A. J. Matthews , Brenda Dingus

Inauguration and First Light of the GCT-M Prototype for the Cherenkov Telescope Array

The Gamma-ray Cherenkov Telescope (GCT) is a candidate for the Small Size Telescopes (SSTs) of the Cherenkov Telescope Array (CTA). Its purpose is to extend the sensitivity of CTA to gamma-ray energies reaching 300 TeV. Its dual-mirror…

天体物理仪器与方法 · 物理学 2017-08-09 J. J. Watson , A. De Franco , A. Abchiche , D. Allan , J. -P. Amans , T. P. Armstrong , A. Balzer , D. Berge , C. Boisson , J. -J. Bousquet , A. M. Brown , M. Bryan , G. Buchholtz , P. M. Chadwick , H. Costantini , G. Cotter , M. K. Daniel , F. De Frondat , J. -L. Dournaux , D. Dumas , J. -P. Ernenwein , G. Fasola , S. Funk , J. Gironnet , J. A. Graham , T. Greenshaw , O. Hervet , N. Hidaka , J. A. Hinton , J. -M. Huet , I. Jegouzo , T. Jogler , M. Kraus , J. S. Lapington , P. Laporte , J. Lefaucheur , S. Markoff , T. Melse , L. Mohrmann , P. Molyneux , S. J. Nolan , A. Okumura , J. P. Osborne , R. D. Parsons , S. Rosen , D. Ross , G. Rowell , C. B. Rulten , Y. Sato , F. Sayéde , J. Schmoll , H. Schoorlemmer , M. Servillat , H. Sol , V. Stamatescu , M. Stephan , R. Stuik , J. Sykes , H. Tajima , J. Thornhill , L. Tibaldo , C. Trichard , J. Vink , R. White , N. Yamane , A. Zech , A. Zink , J. Zorn , the CTA Consortium

The CTA Observatory

Ground-based gamma-ray astronomy has experienced a major breakthrough in the last decade thanks to the advent of new generation instruments such as H.E.S.S., MAGIC, Milagro and VERITAS. A large variety of cosmic particle accelerators has…

高能天体物理现象 · 物理学 2011-10-11 Jürgen Knödlseder

Locating TeV Gamma-Ray Sources with Sub-Arcminute Precision: the Pointing Calibration of the HEGRA System of Imaging Atmospheric Cherenkov Telescopes

Stereoscopic viewing of TeV gamma-ray air showers with systems of Imaging Atmospheric Cherenkov Telescopes (IACTs) allows to reconstruct the origin of individual primary particles with an accuracy of 0.1 degree or better. The shower impact…

天体物理学 · 物理学 2007-05-23 G. Puehlhofer , A. Daum , G. Hermann , M. Hess , W. Hofmann , C. Koehler , M. Panter

Sensitivity Analysis of calibration methods and factors effecting the statistical nature of radiation measurement

Scintillator detectors electronics is recalibrated against the datasheet given by the manufacturer. Optimal and mutual dependent values of (a) high voltage at PMT (Photomultiplier Tube), (b) amplifier gain, (c) average time to count the…

仪器与探测器 · 物理学 2023-03-07 Mayank Goswami , Kajal Kumari

Calibration and Characterization of the IceCube Photomultiplier Tube

Over 5,000 PMTs are being deployed at the South Pole to compose the IceCube neutrino observatory. Many are placed deep in the ice to detect Cherenkov light emitted by the products of high-energy neutrino interactions, and others are frozen…

天体物理仪器与方法 · 物理学 2014-11-20 The IceCube Collaboration , R. Abbasi , Y. Abdou , T. Abu-Zayyad , J. Adams , J. A. Aguilar , M. Ahlers , K. Andeen , J. Auffenberg , X. Bai , M. Baker , S. W. Barwick , R. Bay , J. L. Bazo Alba , K. Beattie , J. J. Beatty , S. Bechet , J. K. Becker , K. -H. Becker , M. L. Benabderrahmane , J. Berdermann , P. Berghaus , D. Berley , E. Bernardini , D. Bertrand , D. Z. Besson , M. Bissok , E. Blaufuss , D. J. Boersma , C. Bohm , O. Botner , L. Bradley , J. Braun , S. Buitink , M. Carson , D. Chirkin , B. Christy , J. Clem , S. Cohen , C. Colnard , D. F. Cowen , M. V. D'Agostino , M. Danninger , C. De Clercq , L. Demirörs , O. Depaepe , F. Descamps , P. Desiati , G. de Vries-Uiterweerd , T. DeYoung , J. C. Díaz-Vélez , J. Dreyer , J. P. Dumm , M. R. Duvoort , R. Ehrlich , J. Eisch , R. W. Ellsworth , O. Engdegård , S. Euler , P. A. Evenson , O. Fadiran , A. R. Fazely , T. Feusels , K. Filimonov , C. Finley , M. M. Foerster , B. D. Fox , A. Franckowiak , R. Franke , T. K. Gaisser , J. Gallagher , R. Ganugapati , M. Geisler , L. Gerhardt , L. Gladstone , A. Goldschmidt , J. A. Goodman , D. Grant , T. Griesel , A. Groß , S. Grullon , R. M. Gunasingha , M. Gurtner , C. Ha , A. Hallgren , F. Halzen , K. Han , K. Hanson , Y. Hasegawa , J. Haugen , K. Helbing , P. Herquet , S. Hickford , G. C. Hill , K. D. Hoffman , A. Homeier , K. Hoshina , D. Hubert , W. Huelsnitz , J. -P. Hülß , P. O. Hulth , K. Hultqvist , S. Hussain , R. L. Imlay , M. Inaba , A. Ishihara , J. Jacobsen , G. S. Japaridze , H. Johansson , J. M. Joseph , K. -H. Kampert , A. Kappes , T. Karg , A. Karle , J. L. Kelley , N. Kemming , P. Kenny , J. Kiryluk , F. Kislat , N. Kitamura , S. R. Klein , S. Knops , G. Kohnen , H. Kolanoski , L. Köpke , D. J. Koskinen , M. Kowalski , T. Kowarik , M. Krasberg , T. Krings , G. Kroll , K. Kuehn , T. Kuwabara , M. Labare , S. Lafebre , K. Laihem , H. Landsman , R. Lauer , A. Laundrie , R. Lehmann , D. Lennarz , J. Lünemann , J. Madsen , P. Majumdar , R. Maruyama , K. Mase , H. S. Matis , M. Matusik , K. Meagher , M. Merck , P. Mészáros , T. Meures , E. Middell , N. Milke , H. Miyamoto , T. Montaruli , R. Morse , S. M. Movit , R. Nahnhauer , J. W. Nam , U. Naumann , P. Nießen , D. R. Nygren , S. Odrowski , A. Olivas , M. Olivo , M. Ono , S. Panknin , L. Paul , C. Pérez de los Heros , J. Petrovic , A. Piegsa , D. Pieloth , A. C. Pohl , R. Porrata , J. Posselt , P. B. Price , M. Prikockis , G. T. Przybylski , K. Rawlins , P. Redl , E. Resconi , W. Rhode , M. Ribordy , A. Rizzo , P. Robl , J. P. Rodrigues , P. Roth , F. Rothmaier , C. Rott , C. Roucelle , D. Rutledge , B. Ruzybayev , D. Ryckbosch , H. -G. Sander , P. Sandstrom , S. Sarkar , K. Schatto , S. Schlenstedt , T. Schmidt , D. Schneider , A. Schukraft , A. Schultes , O. Schulz , M. Schunck , D. Seckel , B. Semburg , S. H. Seo , Y. Sestayo , S. Seunarine , A. Silvestri , A. Slipak , G. M. Spiczak , C. Spiering , M. Stamatikos , T. Stanev , G. Stephens , T. Stezelberger , R. G. Stokstad , S. Stoyanov , E. A. Strahler , T. Straszheim , G. W. Sullivan , Q. Swillens , I. Taboada , A. Tamburro , O. Tarasova , A. Tepe , S. Ter-Antonyan , C. Terranova , S. Tilav , P. A. Toale , D. Tosi , D. Turcan , N. van Eijndhoven , J. Vandenbroucke , A. Van Overloop , J. van Santen , B. Voigt , D. Wahl , C. Walck , T. Waldenmaier , M. Wallraff , M. Walter , C. Wendt , S. Westerhoff , N. Whitehorn , K. Wiebe , C. H. Wiebusch , G. Wikström , D. R. Williams , R. Wischnewski , H. Wissing , K. Woschnagg , C. Xu , X. W. Xu , G. Yodh , S. Yoshida , P. Zarzhitsky

VERITAS Observations of Very High Energy Blazars and Potential for Cosmological Insight

Gamma-ray blazars are among the most extreme astrophysical sources, harboring phenomena far more energetic than those attainable by terrestrial accelerators. These galaxies are understood to be active galactic nuclei that are powered by…

高能天体物理现象 · 物理学 2019-08-14 Amy Furniss

Detailed Studies of Atmospheric Calibration in Imaging Cherenkov Astronomy

The current generation of Imaging Atmospheric Cherenkov telescopes are allowing the sky to be probed with greater sensitivity than ever before in the energy range around and above 100 GeV. To minimise the systematic errors on derived fluxes…

天体物理仪器与方法 · 物理学 2015-05-19 Sam Nolan , Gerd Puehlhofer , Cameron Rulten

Precision Measurement of Optical Pulsation using a Cherenkov Telescope

During 2003, a camera designed to measure the optical pulsations of pulsars was installed on a telescope of the H.E.S.S. array. The array is designed for gamma-ray astronomy in the ~100 GeV - 100 TeV energy regime. The aims of this exercise…

天体物理学 · 物理学 2009-11-11 J. A. Hinton , G. Hermann , P. Kroetz , S. Funk

Development and Quality Control of PMT Modules for the Large-Sized Telescopes of the Cherenkov Telescope Array Observatory

The camera of the Large-Sized Telescopes (LSTs) of the Cherenkov Telescope Array Observatory (CTAO) consists of 1855 pixels that are grouped into 265 high-performance photomultiplier tube (PMT) modules. Each module comprises a…

天体物理仪器与方法 · 物理学 2025-02-05 T. Saito , M. Takahashi , Y. Inome , H. Abe , M. Artero , O. Blanch , J. Becerra González , S. Fukami , D. Hadasch , Y. Hanabata , Y. Hattori , J. Herrera Llorente , K. Ishio , H. Iwasaki , H. Katagiri , K. Kawamura , D. Kerszberg , S. Kimura , T. Kiyomoto , T. Kojima , Y. Konno , Y. Kobayashi , S. Koyama , H. Kubo , J. Kushida , A. López-Oramas , S. Masuda , S. Matsuoka , D. Mazin , D. Nakajima , T. Nakamori , T. Nagayoshi , D. Ninci , K. Nishijima , G. Nishiyama , Y. Nogami , S. Nozaki , M. Ogino , H. Ohoka , T. Oka , S. Ono , A. Okumura , R. Orito , A. Rugliancich , S. Sakurai , N. Sasaki , Y. Sunada , M. Suzuki , K. Tamura , J. Takeda , Y. Terada , M. Teshima , F. Tokanai , Y. Tomono , S. Tsujimoto , Y. Tsukamoto , Y. Umetsu , T. Yamamoto , T. Yoshida

Calibration of Argus and the 4mm Receiver on the GBT

The calibration procedures for data collected for Argus and the 4mm Receiver instruments on the GBT are presented. The measured beam size, aperture efficiency, and main-beam efficiency are derived for the range of observing frequencies…

天体物理仪器与方法 · 物理学 2019-06-07 David T. Frayer , Ronald J. Maddalena , Steven White , Galen Watts , Amanda Kepley , Jialu Li , Andrew I. Harris