Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade

The High-Luminosity target neutral beam absorber (TAXN) is the radiation absorber of the neutral particle debris generated at the beam collisions carried out in the ATLAS and CMS detectors at the Large Hadron Collider (LHC). The new absorber will protect the superconducting magnets from this radiati...

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Main Authors: P. Santos Díaz, F. Sanchez Galan, R. De Maria, E. Kepes, P. Steinberg, R. Longo, S. Mazzoni, F. Cerutti, M. Sabate Gilarte, A. Infantino, B. Salvant, M. Murray, O. Boettcher, J. Hansen, V. Baglin, N. Zelko, E. Bravin, H. Mainaud, P. Bestmann, A. Herty, P. Fessia, M. Gonzalez de la Aleja Cabana
Format: Article
Language:English
Published: American Physical Society 2022-05-01
Series:Physical Review Accelerators and Beams
Online Access:http://doi.org/10.1103/PhysRevAccelBeams.25.053001
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author P. Santos Díaz
F. Sanchez Galan
R. De Maria
E. Kepes
P. Steinberg
R. Longo
S. Mazzoni
F. Cerutti
M. Sabate Gilarte
A. Infantino
B. Salvant
M. Murray
O. Boettcher
J. Hansen
V. Baglin
N. Zelko
E. Bravin
H. Mainaud
P. Bestmann
A. Herty
P. Fessia
M. Gonzalez de la Aleja Cabana
author_facet P. Santos Díaz
F. Sanchez Galan
R. De Maria
E. Kepes
P. Steinberg
R. Longo
S. Mazzoni
F. Cerutti
M. Sabate Gilarte
A. Infantino
B. Salvant
M. Murray
O. Boettcher
J. Hansen
V. Baglin
N. Zelko
E. Bravin
H. Mainaud
P. Bestmann
A. Herty
P. Fessia
M. Gonzalez de la Aleja Cabana
author_sort P. Santos Díaz
collection DOAJ
description The High-Luminosity target neutral beam absorber (TAXN) is the radiation absorber of the neutral particle debris generated at the beam collisions carried out in the ATLAS and CMS detectors at the Large Hadron Collider (LHC). The new absorber will protect the superconducting magnets from this radiation to prevent their quenching at a design luminosity of 7.5×10^{34}  cm^{−2} s^{−1}. This article describes the mechanical design of the TAXN assembly and the recombination chamber together with the thermal computations performed for the water-cooling and bakeout system prepared for the engineering design review held in January, 2021. It takes into account the internal integration of the zero degree calorimeter and beam rate of neutrals luminosity detector as well as their physics case overview. In addition, it provides the beam aperture breakdown and the heat deposition expected in the absorber.
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spelling doaj.art-e5755c50d4d4412a9044de1751a645f52022-12-22T03:27:40ZengAmerican Physical SocietyPhysical Review Accelerators and Beams2469-98882022-05-0125505300110.1103/PhysRevAccelBeams.25.053001Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgradeP. Santos DíazF. Sanchez GalanR. De MariaE. KepesP. SteinbergR. LongoS. MazzoniF. CeruttiM. Sabate GilarteA. InfantinoB. SalvantM. MurrayO. BoettcherJ. HansenV. BaglinN. ZelkoE. BravinH. MainaudP. BestmannA. HertyP. FessiaM. Gonzalez de la Aleja CabanaThe High-Luminosity target neutral beam absorber (TAXN) is the radiation absorber of the neutral particle debris generated at the beam collisions carried out in the ATLAS and CMS detectors at the Large Hadron Collider (LHC). The new absorber will protect the superconducting magnets from this radiation to prevent their quenching at a design luminosity of 7.5×10^{34}  cm^{−2} s^{−1}. This article describes the mechanical design of the TAXN assembly and the recombination chamber together with the thermal computations performed for the water-cooling and bakeout system prepared for the engineering design review held in January, 2021. It takes into account the internal integration of the zero degree calorimeter and beam rate of neutrals luminosity detector as well as their physics case overview. In addition, it provides the beam aperture breakdown and the heat deposition expected in the absorber.http://doi.org/10.1103/PhysRevAccelBeams.25.053001
spellingShingle P. Santos Díaz
F. Sanchez Galan
R. De Maria
E. Kepes
P. Steinberg
R. Longo
S. Mazzoni
F. Cerutti
M. Sabate Gilarte
A. Infantino
B. Salvant
M. Murray
O. Boettcher
J. Hansen
V. Baglin
N. Zelko
E. Bravin
H. Mainaud
P. Bestmann
A. Herty
P. Fessia
M. Gonzalez de la Aleja Cabana
Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
Physical Review Accelerators and Beams
title Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
title_full Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
title_fullStr Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
title_full_unstemmed Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
title_short Mechanical and thermal design of the target neutral beam absorber for the High-Luminosity LHC upgrade
title_sort mechanical and thermal design of the target neutral beam absorber for the high luminosity lhc upgrade
url http://doi.org/10.1103/PhysRevAccelBeams.25.053001
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