Explanipedia

CODEX-b: Opening New Windows to the Long-Lived Particle Frontier at the LHC Open

G. Aielli, J. Alimena, Saul Balcarcel-Salazar, Eli Ben Haim, András Barnabás Burucs , et al. · 2025

This document is written as a contribution to the European Strategy of Particle Physics (ESPP) update. We offer a detailed overview of current developments and future directions for the CODEX-b detector, which aims to detect long-lived par…

Shower separation in five dimensions for highly granular calorimeters using machine learning Open

S. Lai, J. Utehs, A. Wilhahn, M. C. Fouz, O. Bach , et al. · 2024

To achieve state-of-the-art jet energy resolution for Particle Flow, sophisticated energy clustering algorithms must be developed that can fully exploit available information to separate energy deposits from charged and neutral particles. …

Software compensation for highly granular calorimeters using machine learning Open

S. Lai, J. Utehs, A. Wilhahn, O. Bach, E. Brianne , et al. · 2024

A neural network for software compensation was developed for the highly granular CALICE Analogue Hadronic Calorimeter (AHCAL). The neural network uses spatial and temporal event information from the AHCAL and energy information, which is e…

Technical design report for the CODEX-beta demonstrator Open

G. Aielli, J. Alimena, J. B. Beacham, Eli Ben Haim, András Barnabás Burucs , et al. · 2024

The CODEX-$\beta$ apparatus is a demonstrator for the proposed future CODEX-b experiment, a long-lived-particle detector foreseen for operation at IP8 during HL-LHC data-taking. The demonstrator project, intended to collect data in 2025, i…

Operation of the NuMI beam monitoring system Open

Robert M Zwaska, D. Indurthy, Ryan Keisler, S. Köpp, Steven Mendoza , et al. · 2022

The NuMI (Neutrinos at the Main Injector) facility produces an intense neutrino beam for experiments. The NuMI Beam Monitoring system is four arrays of ion chambers that measure the intensity and distribution of the remnant hadron and tert…

Analysis of testbeam data of the highly granular RPC-steel CALICE digital hadron calorimeter and validation of Geant4 Monte Carlo models Open

M. Chefdeville, J. Repond, J. Schlereth, J.R. Smith, D. Trojand , et al. · 2019

Construction and response of a highly granular scintillator-based electromagnetic calorimeter Open

J. Repond, L. Xia, G. Eigen, T. Price, N. K. Watson , et al. · 2018

Construction and Response of a Highly Granular Scintillator-based Electromagnetic Calorimeter Open

CALICE Collaboration, J. Repond, L. Xia, G. Eigen, T. Price , et al. · 2017

A highly granular electromagnetic calorimeter with scintillator strip readout is being developed for future lepton collider experiments. A prototype of 21.5 $X_0$ depth and $180 \times 180 $mm$^2$ transverse dimensions was constructed, con…

Construction of the optical part of a time-of-flight detector prototype for the AFP detector Open

L. Nožka, L. Adamczyk, G. Avoni, A. Brandt, P. Buglewicz , et al. · 2016

We present the construction of the optical part of the ToF (time-of-flight) subdetector prototype for the AFP (ATLAS Forward Proton) detector. The ToF detector in conjunction with a 3D silicon pixel tracker will tag and measure protons ori…

Beam tests of an integrated prototype of the ATLAS Forward Proton detector Open

J. C. Lange, L. Adamczyk, G. Avoni, E. Banaś, A. Brandt , et al. · 2016

The ATLAS Forward Proton (AFP) detector is intended to measure protons scattered at small angles from the ATLAS interaction point. To this end, a combination of 3D Silicon pixel tracking modules and Quartz-Cherenkov time-of-flight (ToF) de…

Design, construction and commissioning of the Digital Hadron Calorimeter—DHCAL Open

C. Adams, A. Bambaugh, B. Bilki, J. M. Butler, F. Corriveau , et al. · 2016

A novel hadron calorimeter is being developed for future lepton colliding beam detectors. The calorimeter is optimized for the application of Particle Flow Algorithms (PFAs) to the measurement of hadronic jets and features a very finely se…

Resistive Plate Chamber digitization in a hadronic shower environment Open

Z. Y. Deng, Y. Li, Y. Wang, Qian Yue, Z. Yang , et al. · 2016

The CALICE Semi-Digital Hadron Calorimeter (SDHCAL) technological prototype is a sampling calorimeter using Glass Resistive Plate Chamber detectors with a three-threshold readout as the active medium. This technology is one of the two opti…

Hadron shower decomposition in the highly granular CALICE analogue hadron calorimeter Open

G. Eigen, T. Price, N. K. Watson, J. Marshall, M. Thomson , et al. · 2016

The spatial development of hadronic showers in the CALICE scintillator-steel analogue hadron calorimeter is studied using test beam data collected at CERN and FNAL for single positive pions and protons with initial momenta in the range fro…

DHCAL with minimal absorber: measurements with positrons Open

B. Freund, C. Neubüser, J. Repond, J. Schlereth, L. Xia , et al. · 2016

In special tests, the active layers of the CALICE Digital Hadron Calorimeter prototype, the DHCAL, were exposed to low energy particle beams, without being interleaved by absorber plates. The thickness of each layer corresponded approximat…

Design, Construction and Testing of the Digital Hadron Calorimeter (DHCAL) Electronics Open

C. Adams, J. M. Butler, E. Hazen, E. Norbeck, J. Repond , et al. · 2016

A novel hadron calorimeter is being developed for future lepton colliding beam detectors. The calorimeter is optimized for the application of Particle Flow Algorithms (PFAs) to the measurement of hadronic jets and features a very finely se…

Testing hadronic interaction models using a highly granular silicon–tungsten calorimeter Open

B. Bilki, J. Repond, J. L. Schlereth, Lei Xia, Z. Deng , et al. · 2015

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