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Related papers: Study of Backgrounds at JLC IR

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One of the science goals of the Wide Field Imager (WFI) on ESA's Athena X-ray observatory is to map hot gas structures in the universe, such as clusters and groups of galaxies and the intergalactic medium. These deep observations of faint…

The high design luminosity of the SuperKEKB electron-positron collider will result in challenging levels of beam-induced backgro\ unds in the interaction region. Understanding and mitigating these backgrounds is critical to the success of…

Some high-energy experiments have suffered from synchrotron-radiation background. As a measure, we have developed a new calculation method of synchrotron radiation based on a real beam orbit, aiming at quantitative estimations and the…

Accelerator Physics · Physics 2016-09-08 Tetsuo Abe , Hitoshi Yamamoto

A Monte Carlo framework, MaGe, has been developed based on the Geant4 simulation toolkit. Its purpose is to simulate physics processes in low-energy and low-background radiation detectors, specifically for the Majorana and Gerda $^{76}$Ge…

A conceptual program to use NLC beams for test beams and fixed target physics is described. Primary undisrupted polarized beams would be the most simple to use, but for NLC, the disrupted beams are of good enough quality that they could…

Accelerator Physics · Physics 2009-11-07 Lewis Keller , Rainer Pitthan , Sayed Rokni , Kathleen Thompson , Yury Kolomenski

This paper presents a summary of beam-induced backgrounds observed in the ATLAS detector and discusses methods to tag and remove background contaminated events in data. Trigger-rate based monitoring of beam-related backgrounds is presented.…

High Energy Physics - Experiment · Physics 2013-07-22 ATLAS Collaboration

The new era of software signal processing has a large impact on radio astronomy instrumentation. Our design and implementation of a 32 antennae, 33 MHz, dual polarization, fully real-time software backend for the GMRT, using only…

Instrumentation and Methods for Astrophysics · Physics 2015-03-13 Jayanta Roy , Yashwant Gupta , Ue-Li Pen , Jeffrey B. Peterson , Sanjay Kudale , Jitendra Kodilkar

The foreground segmentation algorithms suffer performance degradation in the presence of various challenges such as dynamic backgrounds, and various illumination conditions. To handle these challenges, we present a foreground segmentation…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Maryam Sultana , Soon Ki Jung

In-context learning (ICL) has emerged as a powerful capability of large language models (LLMs), enabling them to perform new tasks based on a few provided examples without explicit fine-tuning. Despite their impressive adaptability, these…

Software Engineering · Computer Science 2025-09-09 Teeradaj Racharak , Chaiyong Ragkhitwetsagul , Chommakorn Sontesadisai , Thanwadee Sunetnanta

We studied the influence of background fields on coupling constants in various kinematic regions. We then evaluated these effects through the Bethe-Heitler process in electron-nucleus collisions at the EIC and EicC.

Nuclear Theory · Physics 2025-01-16 Cong Li , Yutong Xiao

Low background gamma spectrometry employing HPGe detectors is a sensitive technique for measuring low-level radioactivity in environmental applications, material screening, and for rare decay searches. This work presents spectroscopic…

Instrumentation and Detectors · Physics 2023-08-24 Swati Thakur , Soni Devi , Sanjeet S. Kaintura , Katyayni Tiwari , Pushpendra P. Singh

Future large liquid-scintillator (LS) detectors are competitive with and complementary to the water-Cherenkov detectors on the searches for diffuse supernova neutrino background and nucleon decay. In a companion paper, we have performed a…

High Energy Physics - Experiment · Physics 2021-03-17 Jie Cheng , Yu-Feng Li , Hao-Qi Lu , Liang-Jian Wen

Purpose: We present the five-year in-orbit background evolution of Insight-HXMT since the launch, as well as the effects of the background model in data analysis. Methods: The backgrounds of the three main payloads, i.e., Low-Energy…

Characterizations of transverse profiles for low-power beams in the accelerators of the proposed linear colliders (ILC and CLIC) using imaging techniques are being evaluated. Assessments of the issues and limitations for imaging…

Accelerator Physics · Physics 2012-03-01 Alex H. Lumpkin , Manfred Wendt

In this paper, we will describe some of the recent experimental measurements [1, 2, 3] performed at CESRTA [4], and the supporting simulations, which probe the interaction of the electron cloud with the stored beam. These experiments have…

New computational tools are essential for accurate modeling and simulation of the next generation of muon-based accelerators. One of the crucial physics processes specific to muon accelerators that has not yet been simulated in detail is…

Accelerator Physics · Physics 2018-06-13 James Ellison , Pavel Snopok

Future linear $e^+e^-$ colliders aim for extremely high precision measurements. To achieve this, not only excellent detectors and well controlled machine conditions are needed, but also the best possible estimate of backgrounds. To avoid…

High Energy Physics - Experiment · Physics 2022-09-21 Mikael Berggren

Mitigation of beam backgrounds via collimators is critical for the success of the Belle~II experiment at the SuperKEKB electron-positron collider. We report on an improved simulation methodology, which includes a refined physical…

Accelerator Physics · Physics 2021-08-18 A. Natochii , S. E. Vahsen , H. Nakayama , T. Ishibashi , S. Terui

We describe a camera beam simulator for the LSST which is capable of illuminating a 60mm field at f/1.2 with realistic astronomical scenes, enabling studies of CCD astrometric and photometric performance. The goal is to fully simulate LSST…

Instrumentation and Methods for Astrophysics · Physics 2014-11-21 J. A. Tyson , J. Sasian , K. Gilmore , A. Bradshaw , C. Claver , M. Klint , G. Muller , G. Poczulp , E. Resseguie

This paper discusses various observations on beam-induced and cosmic-ray backgrounds in the ATLAS detector during the LHC 2012 proton-proton run. Building on published results based on 2011 data, the correlations between background and…

High Energy Physics - Experiment · Physics 2016-06-03 ATLAS Collaboration
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