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The development of sputtering facilities, at the moment, is mainly pursued through experimental tests, or simply by expertise in the field, and relies much less on numerical simulation of the process environment. This leads to great efforts…

Computational Engineering, Finance, and Science · Computer Science 2012-09-13 Antonio A. Gentile

Plastic scintillator detectors are used in high energy physics as well as for diagnostic imaging in medicine, beam monitoring on hadron therapy, muon tomography, dosimetry and many security applications. To combine particle tracking and…

In recent years, a number of purpose-built scintillator-based polarimeters have studied bright astronomical sources for the first time in the hard X-ray band (tens to hundreds of keV). The addition of polarimetry can help data…

Instrumentation and Methods for Astrophysics · Physics 2019-08-08 Rakhee Kushwah , Nirmal K. Iyer , Mózsi Kiss , Theodor A. Stana , Mark Pearce

Indoor sensing is challenging because of the multi-bounce effect, spherical wavefront, and spatial nonstationarity (SNS) of the near-field effect. This paper addresses radio-based environment sensing considering these issues. Specifically,…

Signal Processing · Electrical Eng. & Systems 2025-09-17 Yuan Liu , Linlong Wu , Xuesong Cai , M. R. Bhavani Shankar

We report on the first detailed measurements of electron backscattering from plastic scintillator targets, extending our previous work on beryllium and silicon targets. The scintillator experiment posed several additional experimental…

Nuclear Experiment · Physics 2008-11-26 J. W. Martin , J. Yuan , M. J. Betancourt , B. W. Filippone , S. A. Hoedl , T. M. Ito , B. Plaster , A. R. Young

High-precision particle tracking devices allow for two-dimensional analyses of the material budget distribution of particle detectors and their periphery. In this contribution, the material budget of different targets is reconstructed from…

Instrumentation and Detectors · Physics 2019-03-12 Hendrik Jansen , Jan Dreyling-Eschweiler , Paul Schütze , Simon Spannagel

In this article we present a novel method of hit time and hit position reconstruction in long scintillator detectors. We take advantage of the fact that for this kind of detectors amplitude and shape of registered signals depends strongly…

Several emerging microscopy imaging methods rely on complex interactions between the incident light and the sample. These include interferometry, spectroscopy, and nonlinear optics. Reconstructing a sample from the measured scattered field…

Optics · Physics 2024-04-12 Ruijiao Sun , Rohith Reddy , David Mayerich

We introduce the first extension of a Lattice Gas Automaton (LGA) model to accurately replicate observed emergent phenomena in granular materials with a special focus on previously unexplored jamming transitions by incorporating…

Soft Condensed Matter · Physics 2023-09-04 M. Gaber , Raquel H. Ribeiro , J. Kozicki

In this study we address the feasibility and main properties of a positron emission tomograph (PET) based on RPCs. The concept, making use of the converter-plate principle, takes advantage of the intrinsic layered structure of RPCs and its…

Instrumentation and Detectors · Physics 2009-11-07 A. Blanco , V. Chepel , R. Ferreira-Marques , P. Fonte , M. I. Lopes , V. Peskov , A. Policarpo

In recent years, the use of Monte Carlo (MC) simulations in the domain of Medical Physics has become a state-of-the-art technology that consumes lots of computational resources for the accurate prediction of particle interactions. The use…

In this work, we present the concept for large low-background experiments in which an unusual gas mixture gas serves as a seamless, high-QE, near-100\%-coverage photodetector for scintillation or \cerenkov photons. We fill a large time…

Instrumentation and Detectors · Physics 2015-12-16 Benjamin Monreal , Luiz de Viveiros , William Luszczak

We propose in this work a framework for synergistic positron emission tomography (PET)/computed tomography (CT) reconstruction using a joint generative model as a penalty. We use a synergistic penalty function that promotes PET/CT pairs…

Scintillator doped with a high neutron-capture cross-section material can be used to detect neutrons via their resulting gamma rays. Examples of such detectors using liquid scintillator have been successfully used in high-energy physics…

Instrumentation and Detectors · Physics 2019-01-01 D. M. Poehlmann , D. Barker , H. Chagani , P. Cushman , G. Heuermann , A. Medved , H. E. Rogers , R. Schmitz

The Sudden Approximation (SA) for scattering of atoms from surfaces is generalized to allow for double collision events and scattering from time-dependent quantum liquid surfaces. The resulting new schemes retain the simplicity of the…

Materials Science · Physics 2015-06-25 Daniel A. Lidar

The scattering problem can be implemented in a square-integrable basis via the so-called $J$-matrix method. While methods to compute the phase shift in the $J$-matrix approach are known, we introduce a novel formula in square-integrable…

Nuclear Theory · Physics 2024-12-16 Calvin W. Johnson , Bui Minh Loc , Austin Keller , Kenneth M. Nollett

Scattering of nonstationary electromagnetic fields from axially symmetrical bodies is numerically investigated. Simulations are performed using the time- and frequency-domain approaches. Computational results obtained for a finite perfectly…

Mathematical Physics · Physics 2007-05-23 I. G. Efimova

The timing characteristics of scintillators must be understood in order to determine which applications they are appropriate for. Polyethylene naphthalate (PEN) and polyethylene teraphthalate (PET) are common plastics with uncommon…

Instrumentation and Detectors · Physics 2019-12-25 Burak Bilki , Nilay Bostan , Ohannes Kamer Köseyan , Emrah Tiras , James Wetzel

JUPITER (Jlab Unified Program to Investigate nuclear Targets and Electroproduction of Resonances) is a new collaboration between the Nuclear Physics Electron Scattering and High Energy Physics Neutrino Scattering Communities to Investigate…

High Energy Physics - Experiment · Physics 2010-11-05 Arie Bodek

PETALO (Positron Emission TOF Apparatus with Liquid xenOn) is a project that uses liquid xenon as a scintillation medium, silicon photomultipliers as a readout and fast electronics to provide a significant improvement in PET-TOF technology.…

Instrumentation and Detectors · Physics 2023-11-17 Nerea Salor Iguiñiz