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Related papers: A Brewster route to Cherenkov detectors

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We discuss the prospects for the detection of gamma-ray bursts (GRBs) by the Cherenkov Telescope Array (CTA), the next generation, ground-based facility of imaging atmospheric Cherenkov telescopes (IACTs) operating above a few tens of GeV.…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Jun Kakuwa , Kohta Murase , Kenji Toma , Susumu Inoue , Ryo Yamazaki , Kunihito Ioka

An experiment investigating the angle of Cerenkov light emitted by 3-MeV electrons traversing an acrylic detector has been developed for use in the advanced physics laboratory course at the University of Rochester. In addition to exploring…

Physics Education · Physics 2009-06-02 B. Porter , P. Auchincloss , P. de Barbaro , A. Bodek , H. Budd

Nonlinear response in a material increases with its index of refraction as $n^4$. Commonly, $n \sim$ 1 so that diffraction, dispersion, and chromatic walk-off limit nonlinear scattering. Ferroelectric crystals with a periodic 3D…

The concept of a small, single-layer water Cherenkov detector, with three photomultiplier tubes (PMTs), placed at its bottom in a $120^{\circ}$ star configuration (\emph{Mercedes} Water Cherenkov Detector) is presented. The PMTs are placed…

We reveal a large spin angular splitting of light beam on reflection at the Brewster angle both theoretically and experimentally. A simple weak measurements system manifesting itself for the built-in post-selection technique is proposed to…

Optics · Physics 2015-06-05 Xinxing Zhou , Hailu Luo , Shuangchun Wen

The effective observation time of Imaging Air Cherenkov Telescopes (IACTs) plays an important role in the detection of gamma-ray sources, especially when the expected flux is low. This time is strongly limited by the atmospheric conditions.…

Instrumentation and Methods for Astrophysics · Physics 2020-09-29 Dorota Sobczyńska , Katarzyna Adamczyk , Julian Sitarek , Michal Szanecki

Bolometers have proven to be good instruments to search for rare processes because of their excellent energy resolution and their extremely low intrinsic background. In this kind of detectors, the capability of discriminating alpha…

Instrumentation and Detectors · Physics 2015-06-11 F. Bellini , N. Casali , I. Dafinei , M. Marafini , S. Morganti , F. Orio , D. Pinci , M. Vignati , C. Voena

Current detectors for Very-High-Energy $\gamma$-ray astrophysics are either pointing instruments with a small field of view (Cherenkov telescopes), or large field-of-view instruments with relatively large energy thresholds (extensive air…

Instrumentation and Methods for Astrophysics · Physics 2018-03-28 P. Assis , U. Barres de Almeida , A. Blanco , R. Conceição , B. D'Ettore Piazzoli , A. De Angelis , M. Doro , P. Fonte , L. Lopes , G. Matthiae , M. Pimenta , R. Shellard , B. Tomé

The resolution of Cherenkov detectors using the DIRC method is mainly limited by three components: photon loss due to steep angles of incidence, dispersion effects, and angle straggling due to the Coulomb interaction of the charged…

High Energy Physics - Experiment · Physics 2025-06-03 Mustafa Schmidt , Afaf Wasili

Accurately indexing pseudosymmetric materials has long proven challenging for electron backscatter diffraction. The recent emergence of intensity-based indexing approaches promises an enhanced ability to resolve pseudosymmetry compared to…

Materials Science · Physics 2020-09-08 Edward L. Pang , Christopher A. Schuh

In this article, the potential of water Cherenkov detectors equipped with multi-PMT modules for background-free upward-going neutrino detection and improved direction reconstruction is demonstrated. By analyzing signal time traces with…

High Energy Physics - Experiment · Physics 2025-08-08 J. Alvarez-Muñiz , R. Colalillo , R. Conceição , B. S. González , V. M. Grieco , F. Guarino , M. Pimenta , B. Tomé , M. Waqas

The supernova model discrimination capabilities of the WATCHMAN detector concept are explored. This cylindrical kilotonne-scale water Cherenkov detector design has been developed to detect reactor antineutrinos through inverse $\beta$-decay…

Instrumentation and Methods for Astrophysics · Physics 2024-01-09 Y. Schnellbach , J. Migenda , A. Carroll , J. Coleman , L. Kneale , M. Malek , C. Metelko , A. Tarrant

Cathodoluminescence (CL) has evolved into a standard analytical technique in (scanning) transmission electron microscopy. CL utilizes light excited due to the interactions between the electron-beam and the sample. In the present study we…

Applied Physics · Physics 2020-05-01 Michael Stöger-Pollach , Stefan Löffler , Niklas Maurer , Kristyna Bukvisova

We present a study of the emission of Cherenkov radiation in thick media, explore the limitations of the simulation tools currently in use in particle and nuclear physics, and propose a method for overcoming these limitations. We start with…

Instrumentation and Detectors · Physics 2025-09-23 Dmytro Minchenko , Juan Pablo Yañez , Aksel Hallin

Variable emission is one of the defining characteristic of active galactic nuclei (AGN). While providing precious information on the nature and physics of the sources, variability is often challenging to observe with time- and…

Instrumentation and Methods for Astrophysics · Physics 2016-04-08 Matteo Giomi , Lucie Gerard , Gernot Maier

This study introduces a novel hybrid Cerenkov-scintillation dosimeter which is intended to be used for irradiation angle measurements based on the Cerenkov angular dependency. First measurements aimed at validating the ability to account…

Medical Physics · Physics 2022-01-27 Emilie Jean , Simon Lambert-Girard , Francois Therriault-Proulx , Luc Beaulieu

The particle composition of the T10 beam line in the renovated East Hall at CERN has been measured using several experimental techniques and detectors: pressure scans on a threshold Cherenkov counter, a lead-glass calorimeter,…

Calibration of a PMT matrix is crucial for the treatment of the data obtained with Cherenkov tracking detector. Furthermore, due to high variability of the aerosol abundance in the atmosphere depending on season, weather etc. A constant…

Instrumentation and Methods for Astrophysics · Physics 2015-09-02 Stanislav Knurenko , Yuri Egorov , Igor Petrov

We report on the design and commissioning of two silica aerogel Cherenkov detectors with different refractive indices. In particular, extraordinary performance in terms of the number of detected photoelectrons was achieved through an…

Hadronic reactions producing strange quarks such as exclusive or semi-inclusive kaon production, play an important role in studies of hadron structure and the dynamics that bind the most basic elements of nuclear physics. The small-angle…

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