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Design and upgrade of the prototype Schwarzschild-Couder Telescope

The Cherenkov Telescope Array (CTA) is the next-generation ground-based observatory for very-high energy gamma-ray astronomy. CTA will have unparalleled sensitivity and angular resolution and will detect gamma-ray sources nearly 100 times…

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FeCAM: A Universal Compact Digital and Analog Content Addressable Memory Using Ferroelectric

Ferroelectric field effect transistors (FeFETs) are being actively investigated with the potential for in-memory computing (IMC) over other non-volatile memories (NVMs). Content Addressable Memories (CAMs) are a form of IMC that performs…

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Fast digital refocusing and depth of field extended Fourier ptychography microscopy

Fourier ptychography microscopy (FPM), sharing its roots with synthetic aperture technique and phase retrieval method, is a recently developed computational microscopic super-resolution technique. By turning on the light-emitting diode…

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An Analog Trigger System for Atmospheric Cherenkov Telescopes

Arrays of Cherenkov telescopes typically use multi-level trigger schemes to keep the rate of random triggers from the night sky background low. At a first stage, individual telescopes produce a trigger signal from the pixel information in…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 M. Barcelo , J. A. Barrio , O. Blanch Bigas , J. Boix , C. Delgado , D. Herranz , R. Lopez-Coto , G. Martinez , L. A. Tejedor

Synergies between the Cherenkov Telescope Array and THESEUS

The Cherenkov Telescope Array (CTA) is designed to be the next major observatory operating in the Very High Energy (VHE, $\gtrsim 100$ GeV) gamma-ray band. It will build on the imaging atmospheric Cherenkov technique but will go much…

High Energy Astrophysical Phenomena · Physics 2018-02-07 M. G. Bernardini

Silicon Photomultiplier Research and Development Studies for the Large Size Telescope of the Cherenkov Telescope Array

The Cherenkov Telescope Array (CTA) is the the next generation facility of imaging atmospheric Cherenkov telescopes; two sites will cover both hemispheres. CTA will reach unprecedented sensitivity, energy and angular resolution in…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Riccardo Rando , Daniele Corti , Francesco Dazzi , Alessandro De Angelis , Antonios Dettlaff , Daniela Dorner , David Fink , Nadia Fouque , Felix Grundner , Werner Haberer , Alexander Hahn , Richard Hermel , Samo Korpar , Gašper Kukec Mezek , Ronald Maier , Christian Manea , Mosè Mariotti , Daniel Mazin , Fatima Mehrez , Razmik Mirzoyan , Sergey Podkladkin , Ignasi Reichardt , Wolfgang Rhode , Sylvie Rosier , Cornelia Schultz , Carlo Stella , Masahiro Teshima , Holger Wetteskind , Marko Zavrtanik

Modern middleware for the data acquisition of the Cherenkov Telescope Array

The data acquisition system (DAQ) of the future Cherenkov Telescope Array (CTA) must be ef- ficient, modular and robust to be able to cope with the very large data rate of up to 550 Gbps coming from many telescopes with different…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 Etienne Lyard , Roland Walter , Karl Kosack , Jean Jacquemier , Igor Oya , Peter Wegner , Matthias Fuessling , Xin Wu

Robust Fourier ptychographic microscopy via a physics-based defocusing strategy for calibrating angle-varied LED illumination

Fourier ptychographic microscopy (FPM) is a recently developed computational imaging technique for wide-field, high-resolution microscopy with a high space-bandwidth product. It integrates the concepts of synthetic aperture and phase…

Optics · Physics 2021-12-30 Chuanjian Zheng , Shaohui Zhang , Guocheng Zhou , Yao Hu , Qun Hao

Distributed Real-Time Data Stream Analysis for CTA

Once completed, the Cherenkov Telescope Array (CTA) will be able to map the gamma-ray sky in a wide energy range from several tens of GeV to some hundreds of TeV and will be more sensitive than previous experiments by an order of magnitude.…

Instrumentation and Methods for Astrophysics · Physics 2018-09-05 Kai Brügge , Alexey Egorov , Christian Bockermann , Katharina Morik , Wolfgang Rhode

Real-Time Refocusing using an FPGA-based Standard Plenoptic Camera

Plenoptic cameras are receiving increasing attention in scientific and commercial applications because they capture the entire structure of light in a scene, enabling optical transforms (such as focusing) to be applied computationally after…

Image and Video Processing · Electrical Eng. & Systems 2020-10-16 Christopher Hahne , Andrew Lumsdaine , Amar Aggoun , Vladan Velisavljevic

The VERITAS Upgraded Telescope-Level Trigger Systems: Technical Details and Performance Characterization

VERITAS is an array of imaging atmospheric Cherenkov telescopes sensitive to gamma rays in the energy range between 85 GeV and 30 TeV. The instrument underwent an upgrade of the camera triggers in November 2011. The new systems use 400 MHz…

Instrumentation and Methods for Astrophysics · Physics 2019-08-13 Benjamin Zitzer

Construction and On-site Performance of the LHAASO WFCTA Camera

The focal plane camera is the core component of the Wide Field-of-view Cherenkov/fluorescence Telescope Array (WFCTA) of the Large High-Altitude Air Shower Observatory (LHAASO). Because of the capability of working under moonlight without…

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Analogue Sum ASIC for L1 Trigger Decision in Cherenkov Telescope Cameras

The Cherenkov Telescope Array (CTA) project aims to build the largest ground-based gamma-ray observatory based on an array of Imaging Atmospheric Cherenkov Telescopes (IACTs). The CTA will implement a multi-level trigger system to…

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EventLFM: Event Camera integrated Fourier Light Field Microscopy for Ultrafast 3D imaging

Ultrafast 3D imaging is indispensable for visualizing complex and dynamic biological processes. Conventional scanning-based techniques necessitate an inherent trade-off between acquisition speed and space-bandwidth product (SBP). Emerging…

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A NECTAr-based upgrade for the Cherenkov cameras of the H.E.S.S. 12-meter telescopes

The High Energy Stereoscopic System (H.E.S.S.) is one of the three arrays of imaging atmospheric Cherenkov telescopes (IACTs) currently in operation. It is composed of four 12-meter telescopes and a 28-meter one, and is sensitive to gamma…

Instrumentation and Methods for Astrophysics · Physics 2020-02-26 Terry Ashton , Michael Backes , Arnim Balzer , David Berge , Julien Bolmont , Simon Bonnefoy , Francois Brun , Thomas Chaminade , Eric Delagnes , Gerard Fontaine , Matthias Füßling , Gianluca Giavitto , Berrie Giebels , Jean-Francois Glicenstein , Tobias Gräber , Jim Hinton , Albert Jahnke , Stefan Klepser , Marko Kossatz , Axel Kretzschmann , Valentin Lefranc , Holger Leich , Jean-Philippe Lenain , Hartmut Lüdecke , Iryna Lypova , Pascal Manigot , Vincent Marandon , Emmanuel Moulin , Thomas Murach , Mathieu de Naurois , Patrick Nayman , Stefan Ohm , Marek Penno , Duncan Ross , David Salek , Markus Schade , Thomas Schwab , Kleopas Shiningayamwe , Christian Stegmann , Constantin Steppa , Jean-Paul Tavernet , Julian Thornhill , Francois Toussnel , Pascal Vincent

FRAM telescopes and their measurements of aerosol content at the Pierre Auger Observatory and at future sites of the Cherenkov Telescope Array

A FRAM (F/(Ph)otometric Robotic Atmospheric Monitor) telescope is a system of a robotic mount, a large-format CCD camera and a fast telephoto lens that can be used for atmospheric monitoring at any site when information about the…

Instrumentation and Methods for Astrophysics · Physics 2019-01-23 Petr Janeček , Jan Ebr , Jakub Juryšek , Michael Prouza , Jiří Blažek , Petr Trávníček , Dušan Mandát , Miroslav Pech , Sergey Karpov , Ronan Cunniffe , Martin Mašek , Martin Jelínek , Ivana Ebrová

Monte Carlo design studies for the Cherenkov Telescope Array

The Cherenkov Telescopes Array (CTA) is planned as the future instrument for very-high-energy (VHE) gamma-ray astronomy with a wide energy range of four orders of magnitude and an improvement in sensitivity compared to current instruments…

Instrumentation and Methods for Astrophysics · Physics 2015-06-11 K. Bernlöhr , A. Barnacka , Y. Becherini , O. Blanch Bigas , E. Carmona , P. Colin , G. Decerprit , F. Di Pierro , F. Dubois , C. Farnier , S. Funk , G. Hermann , J. A. Hinton , T. B. Humensky , B. Khélifi , T. Kihm , N. Komin , J. -P. Lenain , G. Maier , D. Mazin , M. C. Medina , A. Moralejo , S. J. Nolan , S. Ohm , E. de Oña Wilhelmi , R. D. Parsons , M. Paz Arribas , G. Pedaletti , S. Pita , H. Prokoph , C. B. Rulten , U. Schwanke , M. Shayduk , V. Stamatescu , P. Vallania , S. Vorobiov , R. Wischnewski , T. Yoshikoshi , A. Zech

Development of an advanced SiPM camera for the Large Size Telescope of the Cherenkov Telescope Array

Silicon photomultipliers (SiPMs) have become the baseline choice for cameras of the small-sized telescopes (SSTs) of the Cherenkov Telescope Array (CTA). On the other hand, SiPMs are relatively new to the field and covering large surfaces…

Instrumentation and Methods for Astrophysics · Physics 2021-08-24 M. Heller , T. Armstrong , M. Bellato , A. Bergnoli , M. Bernardos , E. Bernasconi , A. Biland , E. Charbon , D. Corti , M. Dalchenko , D. della Volpe , D. Depaoli , F. Di Pierro , G. Emery , D. Gascón , S. Gómez , R. López-Coto , M. Mariotti , L. D. M. Miranda , T. Montaruli , A. Nagai , R. Rando , T. Saito , H. Tajima , K. Ziȩtara

Status of the technologies for the production of the Cherenkov Telescope Array (CTA) mirrors

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 comprise several tens of Imaging Atmospheric Cherenkov…

Instrumentation and Methods for Astrophysics · Physics 2013-10-08 G. Pareschi , T. Armstrong , H. Baba , J. Bähr , A. Bonardi , G. Bonnoli , P. Brun , R. Canestrari , P. Chadwick , M. Chikawa , P. -H. Carton , V. de Souza , J. Dipold , M. Doro , D. Durand , M. Dyrda , A. Förster , M. Garczarczyk , E. Giro , J. -F. Glicenstein , Y. Hanabata , M. Hayashida , M. Hrabovski , C. Jeanney , M. Kagaya , H. Katagiri , L. Lessio , D. Mandat , M. Mariotti , C. Medina , J. Michałowski , P. Micolon , D. Nakajima , J. Niemiec , A. Nozato , M. Palatka , M. Pech , B. Peyaud , G. Pühlhofer , M. Rataj , G. Rodeghiero , G. Rojas , J. Rousselle , R. Sakonaka , P. Schovanek , K. Seweryn , C. Schultz , S. Shu , F. Stinzing , M. Stodulski , M. Teshima , P. Travniczek , C. van Eldik , V. Vassiliev , Ł. Wiśniewski , A. Wörnlein , T. Yoshida

The SLcam: A full-field energy dispersive X-ray camera

The color X-ray camera (SLcam) is a full-field single photon imager. As stand-alone camera, it is applicable for energy and space-resolved X-ray detection measurements. The exchangeable poly-capillary optics in front of a beryllium entrance…

Instrumentation and Detectors · Physics 2015-06-11 A. Bjeoumikhov , G. Buzanich , N. Langhoff , I. Ordavo , M. Radtke , U. Reinholz , H. Riesemeier , O. Scharf , H. Soltau , R. Wedell