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The Multi-Purpose Detector (MPD) is designed to study a hot and dense baryonic matter formed in heavy-ion collisions at SQRT(sNN)=4-11 GeV at the NICA accelerator complex (Dubna, Russia). Large-sized electromagnetic calorimeter (ECal) of…

The Muon $g-2$ experiment, E989, is currently taking data at Fermilab with the aim of reducing the experimental error on the muon anomaly by a factor of four and possibly clarifying the current discrepancy with the theoretical prediction. A…

The electromagnetic calorimeters of the various magnetic spectrometers in Hall C at Jefferson Lab are presented. For the existing HMS and SOS spectrometers design considerations, relevant construction information, and comparisons of…

The photon spectrum in B -> X_s gamma decay, where X_s is any strange hadronic state, is studied using a data sample of 88.5 million e+e- -> Upsilon(4S) -> BBbar decays collected by the BaBar experiment at SLAC. The partial branching…

High Energy Physics - Experiment · Physics 2010-03-19 The BaBar Collaboration , B. Aubert

AstroPix is a high-voltage CMOS (HV-CMOS) monolithic active pixel sensor (MAPS) developed for precision gamma-ray imaging and spectroscopy in the medium energy regime, as well as for precise shower imaging and tracking in the Barrel Imaging…

We present recent measurements of the CKM angle alpha using data collected by the BABAR detector at the PEP-II asymmetric-energy e^+e^- collider at the SLAC National Accelerator Laboratory, operating at the Upsilon(4S) resonance. We present…

High Energy Physics - Experiment · Physics 2019-08-13 A. Perez

In this paper, the calorimetric power measurement method for electron cyclotron resonance heating system on EAST are presented. This method requires measurement of the water flow through the cooling circuits and the input and output water…

Plasma Physics · Physics 2017-08-22 Weiye Xu , Handong Xu , Fukun Liu , Jian Wang , Xiaojie Wang , Yongzhong Hou

The recent progress in R&D of the Micromegas detectors for hadronic calorimetry including new engineering-technical solutions, electronics development, and accompanying simulation studies with emphasis on the comparison of the physics…

Purpose: Luminosity measurement at the Circular Electron-Positron Collider (CEPC) is required to achieve 10^-4 precision when operating at the center-of-mass energy of the Z-pole. Approximately 10^12 Z-bosons will be collected to refine…

High Energy Physics - Experiment · Physics 2026-01-12 Jiading Gong , Jun He , Rongyan He , Suen Hou , Quan Ji , Renjie Ma , Ming Qi , Haoyu Shi , Weimin Song , Xingyang Sun , Haijing Wang , Yilun Wang , Jialiang Zhang , Lei Zhang

The calibration and performance of the LHCb Calorimeter system in Run 1 and 2 at the LHC are described. After a brief description of the sub-detectors and of their role in the trigger, the calibration methods used for each part of the…

Various decays of the B mesons are here used to establish the performances of an ultra-granular electromagnetic calorimeter for heavy flavour physics at an electron positron accelerator running at the Z peak. The silicon-tungsten…

Analysis of PDEs · Mathematics 2026-05-25 J. -C Brient

First results of a cosmic-ray electron + positron spectrum, from 10 GeV to 3 TeV, is presented based upon observations with the CALET instrument on the ISS starting in October, 2015. Nearly a half million electron + positron events are…

The measurement of energy is a fundamental tool used, for example, in exploring the early universe, characterizing particle decay processes, as well as in quantum technology and computing. Some of the most sensitive energy detectors are…

Instrumentation and Detectors · Physics 2024-12-19 András Gunyhó , Kassius Kohvakka , Qi-Ming Chen , Jean-Philippe Girard , Roope Kokkoniemi , Wei Liu , Mikko Möttönen

We study the prospects for probing the quark content of the photon using b tagging at high energy electron-photon colliders. We find that heavy quark tagging provides a sensitive and effective probe of the quark content of the photon. Using…

High Energy Physics - Phenomenology · Physics 2019-08-15 K. Andrew Peterson , M. A. Doncheski , Stephen Godfrey

The process e+e- --> p anti-p has been studied in the p anti-p mass range from threshold to 6.5 GeV/c^2 using the initial-state-radiation technique with both detected and undetected photon. The analysis is based on 469 fb-1 of integrated…

High Energy Physics - Experiment · Physics 2015-06-18 V. P. Druzhinin

Chromatic calorimetry (CCAL) analyses particle detection by utilizing scintillators with distinct emission wavelengths to measure the longitudinal energy deposition of particle showers in high-energy physics, improving particle…

High Energy Physics - Experiment · Physics 2025-09-12 Devanshi Arora

This paper presents the electron and photon energy calibration obtained with the ATLAS detector using 140 fb$^{-1}$ of LHC proton-proton collision data recorded at $\sqrt{s}=13$ TeV between 2015 and 2018. Methods for the measurement of…

High Energy Physics - Experiment · Physics 2024-03-01 ATLAS Collaboration

In the context of developing a hadron calorimeter with extremely fine granularity for the application of Particle Flow Algorithms to the measurement of jet energies at a future lepton collider, we report on extensive tests of a small scale…

Instrumentation and Detectors · Physics 2011-05-12 B. Bilki , John Butler , Ed May , Georgios Mavromanolakis , Edwin Norbeck , Jose Repond , David Underwood , Lei Xia , Qingmin Zhang

Segmented electromagnetic calorimeters are used to determine both the total energy and direction (momentum components) of charged particles and photons. A trade off is involved in selecting the degree of segmentation of the calorimeter as…

Instrumentation and Detectors · Physics 2008-11-26 E. Frlez , M. Bychkov , D. Pocanic

The CMS electromagnetic calorimeter (ECAL) is a high-resolution, hermetic, and homogeneous calorimeter made of 75,848 scintillating lead tungstate crystals. Following the discovery of the Higgs boson, the CMS ECAL is at the forefront of…

Instrumentation and Detectors · Physics 2015-10-12 Andrea Massironi