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Related papers: A Brewster route to Cherenkov detectors

200 papers

Observations with the Cherenkov telescopes are in principle limited to the clear sky conditions due to significant absorption of Cherenkov light by clouds. If the cloud level is high enough or the atmospheric transmission of the cloud is…

Instrumentation and Methods for Astrophysics · Physics 2015-06-23 Dorota Sobczynska , Wlodek Bednarek

The Brewster angle is a well-known phenomenon that describes the angle dependent reflection minimum resulting from the difference in the refractive index between two media for p-polarized light. From multipole decomposition, we show this…

In dark photon search experiments with electron beam-dumps, it is difficult to access the smaller dark photon life-time region of phase space due to enormous backgrounds from low-energy particles emerging from the target. In order to reduce…

Instrumentation and Detectors · Physics 2017-05-31 Suyong Choi , Yunjun Kim , Youn Roh

The Auger Surface Detector consists of a large array of water Cherenkov detector tanks each with a volume of 12,000 liters, for the detection of high energy cosmic rays. The accuracy in the measurement of the integrated signal amplitude of…

Instrumentation and Methods for Astrophysics · Physics 2021-03-15 M. Ave , P. Bauleo , A. Castellina , A. Chou , J. L. Harton , R. Knapil , G. Navarra

Angular filter refractometry is an optical diagnostic that measures absolute contours of line-integrated density gradient by placing a filter with alternating opaque and transparent zones in the focal plane of a probe beam, which produce…

Plasma Physics · Physics 2023-11-30 P. V. Heuer , D. Haberberger , S. T. Ivancic , C. A. Walsh , J. R. Davies

We propose a dedicated analysis approach for indirect Dark Matter searches with Imaging Air Cherenkov Telescopes. By using the full likelihood analysis, we take complete advantage of the distinct features expected in the gamma ray spectrum…

High Energy Astrophysical Phenomena · Physics 2012-10-19 Jelena Aleksic , Javier Rico , Manel Martinez

The Cherenkov Telescope Array (CTA) will be able to perform unprecedented observations of the transient very high-energy sky. An on-line science alert generation (SAG) pipeline, with a required 30 second latency, will allow the discovery or…

Instrumentation and Methods for Astrophysics · Physics 2019-07-19 Valentina Fioretti , Deivid Ribeiro , Thomas B. Humensky , Andrea Bulgarelli , Gernot Maier , Abelardo Moralejo , Cosimo Nigro

The Pierre Auger Observatory, with an array of currently more than 1200 Cherenkov detectors filled with 12 m$^3$ of water, can detect the putative high energy emission of a GRB (photons down to a few hundreds of MeV) by the so-called…

Astrophysics · Physics 2019-08-14 X. Bertou

The gamma-ray energy region between 20 and 250 GeV is largely unexplored. Ground-based atmospheric Cherenkov detectors offer a possible way to explore this region, but large Cherenkov photon collection areas are needed to achieve low energy…

Astrophysics · Physics 2015-06-24 Rene A. Ong , the STACEE Collaboration

The next generation of observatories will facilitate the discovery of new types of astrophysical transients. The detection of such phenomena, whose characteristics are presently poorly constrained, will hinge on the ability to perform blind…

High Energy Astrophysical Phenomena · Physics 2019-02-15 Iftach Sadeh

The energetic bremsstrahlung photons up to 100 MeV produced in heavy ion collisions can be used as a sensitive probe to the short range correlation in atomic nuclei. The energy of the $\gamma$-rays can be measured by collecting the…

Instrumentation and Detectors · Physics 2025-06-09 Dawei Si , Yan Zhou , Sheng Xiao , Zhigang Xiao

Photosensitive gaseous detectors with a simple photoelectron multiplication mechanism as resistive plate chambers are expected to offer both large photo coverage and excellent time resolution while keeping costs low. We have developed a…

Instrumentation and Detectors · Physics 2025-02-25 R. Okubo , K. Matsuoka , T. Iijima , K. Inami , Y. Horii , K. Suzuki , K. Sumi , T. Ichikawa , K. Ueda , S. Koji , A. Kondo , K. Chiba

The XENON1T experiment is the most recent stage of the XENON Dark Matter Search, aiming for the direct detection of Weakly Interacting Massive Particles (WIMPs). To reach its projected sensitivity, the background has to be reduced by two…

Instrumentation and Detectors · Physics 2017-06-28 Christopher Geis , Cyril Grignon , Uwe Oberlack , Diego Ramírez García , Quirin Weitzel

It is shown that reflective laser refractometery at Brewster angle can be usefull for precision measurements of refractive indexes (RI) in the transparency band of various films of nanoscale thickness. The RI measurements of nanoscale…

Optics · Physics 2015-04-17 E. A. Tikhonov , A. K. Lyamets , Yu. V. Malyukin

This paper describes the design and construction of a Cherenkov detector conceived with regard to high energy Compton polarimeters for the International Linear Collider, where beam diagnostic systems of unprecedented precision must…

Instrumentation and Detectors · Physics 2015-05-20 Christoph Bartels , Joachim Ebert , Anthony Hartin , Christian Helebrant , Daniela Käfer , Jenny List

The DIRC is a new type of Cherenkov imaging device that will be used for the first time in the BABAR detector at the asymmetric B-factory, PEP-II. It is based on total internal reflection and uses long, rectangular bars made from synthetic…

High Energy Physics - Experiment · Physics 2015-06-25 DIRC Collaboration

Cherenkov techniques are widely used in astroparticle experiments. This article reviews the various detection principles and the corresponding experiments, including some of the physics breakthroughs. In particular, it traces the…

High Energy Astrophysical Phenomena · Physics 2023-04-06 Christian Spiering

Efforts to detect ultrahigh energy neutrinos are driven by several objectives: What is the origin of astrophysical neutrinos detected with IceCube? What are the sources of ultrahigh energy cosmic rays? Do the ANITA detected events point to…

Instrumentation and Methods for Astrophysics · Physics 2019-07-23 A. Nepomuk Otte , Anthony M. Brown , Abraham D. Falcone , Mosè Mariotti , Ignacio Taboada

New results of modeling the operation of the new SPHERE-3 Cherenkov telescope are presented. The telescope will be able to detect cosmic particles by direct and reflected Cherenkov light of the extensive air showers (EAS). Dual detection…

The MOLLER experiment proposed at the Thomas Jefferson National Accelerator Facility plans a precision low energy determination of the weak mixing angle via the measurement of the parity-violating asymmetry in the scattering of high energy…