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Nuclear reactor inspections are critical to ensure the safety and reliability of a nuclear facility's operation. In Canada, Ultrasonic Testing (UT) is used to inspect the health of pressure tubes which are part of Canada's Deuterium Uranium…

Computer Vision and Pattern Recognition · Computer Science 2021-10-08 Issam Hammad , Ryan Simpson , Hippolyte Djonon Tsague , Sarah Hall

A novel ultra-sensitive Parity-Time symmetry based Graphene FET (PTS-GFET) sensor is studied for gas concentration detection. The PTS-GFET sensor effectively integrates the sensitivity of the PT symmetry around its Exceptional Point (EP)…

Applied Physics · Physics 2020-07-10 Lu Ou , Shaolin Liao

The characteristics of the Solid-state Neutron Detector, under development for neutron-scattering measurements at the European Spallation Source, have been simulated with a Geant4-based computer code. The code models the interations of…

UCGretina, a GEANT4 simulation of the GRETINA gamma-ray tracking array of highly-segmented high-purity germanium detectors is described. We have developed a model of the array, in particular of the Quad Module and the capsules, that gives…

HERMES (High Energy Rapid Modular Ensemble of Satellites) Pathfinder mission aims to observe and localize Gamma Ray Bursts (GRBs) and other transients using a constellation of nanosatellites in low-Earth orbit (LEO). Scheduled for launch in…

In this study, we have developed a new sub-MeV neutron detector that has a high position resolution, energy resolution, directional sensitivity, and low background. The detector is based on a super-fine-grained nuclear emulsion, called the…

Instrumentation and Detectors · Physics 2022-09-01 T. Shiraishi , I. Todoroki , T. Naka , A. Umemoto , R. Kobayashi , O. Sato

Photomultiplier tubes (PMTs) are widely used in particle experiments for photon detection. PMT waveform analysis is crucial for high-precision measurements of the position and energy of incident particles in liquid scintillator (LS)…

Instrumentation and Detectors · Physics 2024-12-02 Wei Jiang , Guihong Huang , Zhen Liu , Wuming Luo , Liangjian Wen , Jianyi Luo

Emulsion detectors feature a very high position resolution and consequently represent an ideal device when particle detection is required at the micrometric scale. This is the case of quantum interferometry studies with antimatter, where…

High Energy Physics - Experiment · Physics 2016-08-03 S. Aghion , A. Ariga , T. Ariga , M. Bollani , E. Dei Cas , A. Ereditato , C. Evans , R. Ferragut , M. Giammarchi , C. Pistillo , M. Romé , S. Sala , P. Scampoli

In relativistic nuclear collisions some of the important aspects to be addressed are the effects of the nuclear PDF and the gluon saturation. In the LHC the best way to address these questions is by means of pA collisions and in particular…

Nuclear Experiment · Physics 2018-05-30 Mauro R. Cosentino

The simultaneous observation of gamma rays and neutrinos from the same astrophysical source offers a unique opportunity to probe particle acceleration and interaction mechanisms in ultra-high-energy environments. The Cherenkov Telescope…

High Energy Astrophysical Phenomena · Physics 2025-09-17 Gloria Maria Cicciari , Manuela Mallamaci , Giovanni Marsella , Alberto Rosales de León , Olga Sergijenko , Giovanna Ferrara

The Energetic X-ray Imaging Survey Telescope (EXIST) is a mission design concept that uses coded masks seen by Cadmium Zinc Telluride (CZT) detectors to register hard X-rays in the energy region from 10 keV to 600 keV. A partially active or…

Astrophysics · Physics 2009-11-11 A. Garson , H. Krawczynski , J. Grindlay , G. J. Fishman , C. A. Wilson

The main methods grown Cadmium Zinc Telluride (CZT) crystals with high yield and excellent homogeneity are Modified Horizontal Bridgman (MHB) and High Pressure Bridgman (HPB) processes, respectively. In this contribution, the readout system…

Astrophysics · Physics 2008-11-20 Q. Li , A. Garson , P. Dowkontt , J. Martin , M. Beilicke , I. Jung , M. Groza , A. Burger , G. De Geronimo , H. Krawczynski , . , . , . , .

Due to the increased commercial availability, wide-bandgap semiconductors and their radiation hardness have recently received increased interest from the particle physics community. 4H-Silicon Carbide (SiC), especially, is an attractive…

Instrumentation and Detectors · Physics 2024-12-11 Andreas Gsponer , Philipp Gaggl , Jürgen Burin , Simon Waid , Thomas Bergauer

This paper presents a novel image reconstruction pipeline for three-gamma (3-{\gamma}) positron emission tomography (PET) aimed at improving spatial resolution and reducing noise in nuclear medicine; the proposed Direct3{\gamma} pipeline…

Medical Physics · Physics 2025-06-23 Youness Mellak , Alexandre Bousse , Thibaut Merlin , Debora Giovagnoli , Dimitris Visvikis

Cosmic ray muon computed tomography ({\mu}CT) is a new imaging modality with unique characteristics that could be particularly important for diverse applications including nuclear nonproliferation, spent nuclear fuel monitoring, cargo…

Instrumentation and Detectors · Physics 2018-10-17 Zhengzhi Liu , Stylianos Chatzidakis , John M. Scaglione , Can Liao , Haori Yang , Jason P. Hayward

Photon-counting computed tomography (PCCT) with energy discrimination capabilities hold great potentials to improve the limitations of the conventional CT, including better signal-to-noise ratio (SNR), improved contrast-to-noise ratio…

Medical Physics · Physics 2019-02-12 Xu Dong , Olga V. Pen , Zhicheng Zhang , Guohua Cao

Tomographic imaging with radionuclides commonly used in nuclear medicine, such as $^{111}$In (171 and 245 keV) and $^{131}$I (364 keV), is in high demand for medical applications and small animal imaging. The Si/CdTe Compton camera with its…

Proton therapy is nowadays becoming a wide spread clinical practice in cancer therapy and sophisticated treatment planning systems are routinely used to exploit at best the ballistic properties of charged particles. The information on the…

Medical Physics · Physics 2015-05-14 S. Braccini , A. Ereditato , I. Kreslo , U. Moser , C. Pistillo , P. Scampoli , S. Studer

It is very important to measure the plasma performances of fusion reactors such as fuel ion density, plasma temperature, fusion power, fast neutron energy, and neutron flux. Various diagnostic systems are needed to measure fast neutron…

Nuclear Experiment · Physics 2024-07-10 Iskender Atilla Reyhancan

For deployment on an embedded processor for autonomous driving, the object detection network should satisfy all of the accuracy, real-time inference, and light model size requirements. Conventional deep CNN-based detectors aim for high…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Seontaek Oh , Ji-Hwan You , Young-Keun Kim
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