Techniques for TPC Calibration: Application to Liquid Ar-TPCs

Large liquid argon TPCs are playing an increasingly important role in neutrino physics, and their calibration will be an essential component of their capability to reach the required performance and precision. Natural sources are extensively used but present limitations, since natural radioactivity...

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Main Author: José Maneira
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Particles
Subjects:
Online Access:https://www.mdpi.com/2571-712X/5/1/7
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author José Maneira
author_facet José Maneira
author_sort José Maneira
collection DOAJ
description Large liquid argon TPCs are playing an increasingly important role in neutrino physics, and their calibration will be an essential component of their capability to reach the required performance and precision. Natural sources are extensively used but present limitations, since natural radioactivity from <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msup><mrow></mrow><mn>39</mn></msup><mi>A</mi><mi>r</mi></mrow></semantics></math></inline-formula> is of low energy, and the rate of cosmic ray muons is low when the detectors are placed deep underground. Argon gas TPCs have been calibrated with ionizing laser beams for several decades, and more recently the technique has been further developed for use in liquid TPCs. Other recent ideas include the use of external neutron generators creating pulses that propagate into the detector. This paper reviews the development of the laser and neutron methods for the calibration of argon TPCs and describes their planned implementation in the upcoming DUNE experiment.
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spelling doaj.art-8d7f00ad232548c39d39eebef05927362023-11-30T21:51:49ZengMDPI AGParticles2571-712X2022-02-0151748310.3390/particles5010007Techniques for TPC Calibration: Application to Liquid Ar-TPCsJosé Maneira0Laboratório de Instrumentação e Física Experimental de Partículas—LIP, 1649-003 Lisboa, PortugalLarge liquid argon TPCs are playing an increasingly important role in neutrino physics, and their calibration will be an essential component of their capability to reach the required performance and precision. Natural sources are extensively used but present limitations, since natural radioactivity from <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><mrow><msup><mrow></mrow><mn>39</mn></msup><mi>A</mi><mi>r</mi></mrow></semantics></math></inline-formula> is of low energy, and the rate of cosmic ray muons is low when the detectors are placed deep underground. Argon gas TPCs have been calibrated with ionizing laser beams for several decades, and more recently the technique has been further developed for use in liquid TPCs. Other recent ideas include the use of external neutron generators creating pulses that propagate into the detector. This paper reviews the development of the laser and neutron methods for the calibration of argon TPCs and describes their planned implementation in the upcoming DUNE experiment.https://www.mdpi.com/2571-712X/5/1/7liquid argonTPCcalibration
spellingShingle José Maneira
Techniques for TPC Calibration: Application to Liquid Ar-TPCs
Particles
liquid argon
TPC
calibration
title Techniques for TPC Calibration: Application to Liquid Ar-TPCs
title_full Techniques for TPC Calibration: Application to Liquid Ar-TPCs
title_fullStr Techniques for TPC Calibration: Application to Liquid Ar-TPCs
title_full_unstemmed Techniques for TPC Calibration: Application to Liquid Ar-TPCs
title_short Techniques for TPC Calibration: Application to Liquid Ar-TPCs
title_sort techniques for tpc calibration application to liquid ar tpcs
topic liquid argon
TPC
calibration
url https://www.mdpi.com/2571-712X/5/1/7
work_keys_str_mv AT josemaneira techniquesfortpccalibrationapplicationtoliquidartpcs