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Cosmic Reionization On Computers (CROC) is a long-term program of numerical simulations of cosmic reionization. Its goal is to model fully self-consistently (albeit not necessarily from the first principles) all relevant physics, from…

宇宙学与河外天体物理 · 物理学 2015-06-19 Nickolay Y. Gnedin

We study the reconstruction and particle identification (PID) problem for Ring Imaging devices providing a good knowledge of the direction of the Cerenkov photons, as the DIRC system, on which we specialize. We advocate first the use of the…

高能物理 - 实验 · 物理学 2009-10-31 M. Benayoun , L. Del Buono , Ph. Leruste

MPC (Magneto-Photonic Crystal) Optimisation is a feature-rich Windows software application designed to enable researchers to analyze the optical and magneto-optical spectral properties of multilayers containing gyrotropic constituents. A…

应用物理 · 物理学 2019-05-03 M. Vasiliev , K. Alameh , M. Nur-E-Alam

The world is abundant with diverse materials, each possessing unique surface appearances that play a crucial role in our daily perception and understanding of their properties. Despite advancements in technology enabling the capture and…

计算机视觉与模式识别 · 计算机科学 2025-09-25 Jiri Filip , Filip Dechterenko , Filipp Schmidt , Jiri Lukavsky , Veronika Vilimovska , Jan Kotera , Roland W. Fleming

Cosmic-ray muon tomography is a promising technique for border security applications, leveraging highly penetrating cosmic-ray muons and their interactions with various materials to generate 3D images of large and dense objects, such as…

应用物理 · 物理学 2025-09-25 Anzori Sh. Georgadze

The CMS muon system has been aligned using cosmic-ray muons collected in 2008 and beam-halo muons from the 2008 LHC circulating beam tests. After alignment, the resolution of the most sensitive coordinate is 80 microns for the relative…

仪器与探测器 · 物理学 2012-08-27 CMS Collaboration

A novel method images to estimate cosmological parameters based on images is presented. In this paper, we demonstrate the use of a convolutional neural network (CNN) for constraining the mass of dark matter particle. For this purpose, we…

宇宙学与河外天体物理 · 物理学 2020-12-08 Koya Murakami , Atsushi J. Nishizawa

Chalcogenide phase change materials (PCMs) have been extensively applied in data storage, and they are now being proposed for high resolution displays, holographic displays, reprogrammable photonics, and all-optical neural networks. These…

光学 · 物理学 2023-08-09 Yunzheng Wang , Jing Ning , Li Lu , Michel Bosman , Robert E. Simpson

The CMS experiment, located at the Large Hadron Collider (LHC) in CERN, has a redundant muon system composed by three different gaseous detector technologies: Cathode Strip Chambers (in the forward regions), Drift Tubes (in the central…

仪器与探测器 · 物理学 2020-01-29 M. A. Shah , R. Hadjiska

Recent studies in quantum computing have shown that quantum error correction with large numbers of physical qubits are limited by ionizing radiation from high-energy particles. Depending on the physical setup of the quantum processor, the…

量子物理 · 物理学 2023-12-11 Ulascan Sarica

The Time Projection Chamber (TPC) is an ideal candidate to finely study the charged particle ionization in a gaseous medium. Large volumes TPCs can be read out with a suitable number of channels offering a complete 3D reconstruction of an…

Raman spectroscopy is frequently used to identify composition, structure and layer thickness of 2D materials. Here, we describe an efficient first-principles workflow for calculating resonant first-order Raman spectra of solids within…

材料科学 · 物理学 2020-07-15 A. Taghizadeh , U. Leffers , T. G. Pedersen , K. S. Thygesen

To achieve high-resolution muography of compact targets in scenarios with complex logistical constraints, we are developing a portable muon detector system utilizing glass Resistive Plate Chambers (RPCs). Although RPCs are well understood…

The Muon Chamber (MuCh) is a sub-system of the Compressed Baryonic Matter (CBM) experiment for the detection of low-mass-vector mesons produced in high energy heavy-ion collisions at beam energies ranging from 2 AGeV to 11 AGeV and decaying…

仪器与探测器 · 物理学 2022-01-04 Mitali Mondal , Tanay Dey , Subhasis Chattopadhyay , Jogender Saini , Zubayer Ahammed

This paper presents a data processing pipeline designed to extract information from the hyperspectral signature of unknown space objects. The methodology proposed in this paper determines the material composition of space objects from…

天体物理仪器与方法 · 物理学 2024-01-30 Massimiliano Vasile , Lewis Walker , Andrew Campbell , Simao Marto , Paul Murray , Stephen Marshall , Vasili Savitski

Background: Treatment verification with PET imaging in charged particle therapy is conventionally done by comparing measurements of spatial distributions with Monte Carlo (MC) predictions. However, decay curves can provide additional…

In this study we investigated the repeatability and reproducibility of radiomic features extracted from MRI images and provide a workflow to identify robust features. 2D and 3D T$_2$-weighted images of a pelvic phantom were acquired on…

The Jiangmen Underground Neutrino Observatory (JUNO) is designed to determine the neutrino mass ordering and measure neutrino oscillation parameters. A precise muon reconstruction is crucial to reduce one of the major backgrounds induced by…

仪器与探测器 · 物理学 2021-05-11 Yan Liu , Weidong Li , Tao Lin , Wenxing Fang , Simon C. Blyth , Jilei Xu , Miao He , Kun Zhang

Cosmic muon imaging technology is increasingly being applied in various fields. However, simulating cosmic muons typically requires the rapid generation of a large number of muons and tracking their complex trajectories through intricate…

高能物理 - 实验 · 物理学 2024-10-11 Ao-Bo Wang , Chu-Cheng Pan , Xiang Dong , Yu-Chang Sun , Yu-Xuan Hu , Ao-Yan Cheng , Hao Cai , Xi-Long Fan

Muography is finding applications in various domains such as volcanology, archaeology, civil engineering, industry, mining, and nuclear waste surveys. To simplify transportation and installation in remote locations after laboratory testing,…