The Large Hadron-Electron Collider at the HL-LHC

dc.authoridGehrmann-De Ridder, Aude/0000-0002-2686-9658
dc.authoridForte, Stefano/0000-0002-5848-5907
dc.authoridMilhano, Jose Guilherme/0000-0001-8154-3688
dc.authoridWang, Zeren Simon/0000-0002-1483-6314
dc.authoridBen-Zvi, Ilan/0000-0001-5583-0106
dc.authoridDelle Rose, Luigi/0000-0002-2123-5883
dc.authoridPoulose, Poulose/0000-0003-1627-9205
dc.contributor.authorAgostini, P.
dc.contributor.authorAksakal, H.
dc.contributor.authorAlekhin, S.
dc.contributor.authorAllport, P. P.
dc.contributor.authorAndari, N.
dc.contributor.authorAndre, K. D. J.
dc.contributor.authorAngal-Kalinin, D.
dc.date.accessioned2024-11-07T13:35:37Z
dc.date.available2024-11-07T13:35:37Z
dc.date.issued2021
dc.departmentNiğde Ömer Halisdemir Üniversitesi
dc.description.abstractThe Large Hadron-Electron Collider (LHeC) is designed to move the field of deep inelastic scattering (DIS) to the energy and intensity frontier of particle physics. Exploiting energy-recovery technology, it collides a novel, intense electron beam with a proton or ion beam from the High-Luminosity Large Hadron Collider (HL-LHC). The accelerator and interaction region are designed for concurrent electron-proton and proton-proton operations. This report represents an update to the LHeC's conceptual design report (CDR), published in 2012. It comprises new results on the parton structure of the proton and heavier nuclei, QCD dynamics, and electroweak and top-quark physics. It is shown how the LHeC will open a new chapter of nuclear particle physics by extending the accessible kinematic range of lepton-nucleus scattering by several orders of magnitude. Due to its enhanced luminosity and large energy and the cleanliness of the final hadronic states, the LHeC has a strong Higgs physics programme and its own discovery potential for new physics. Building on the 2012 CDR, this report contains a detailed updated design for the energy-recovery electron linac (ERL), including a new lattice, magnet and superconducting radio-frequency technology, and further components. Challenges of energy recovery are described, and the lower-energy, high-current, three-turn ERL facility, PERLE at Orsay, is presented, which uses the LHeC characteristics serving as a development facility for the design and operation of the LHeC. An updated detector design is presented corresponding to the acceptance, resolution, and calibration goals that arise from the Higgs and parton-density-function physics programmes. This paper also presents novel results for the Future Circular Collider in electron-hadron (FCC-eh) mode, which utilises the same ERL technology to further extend the reach of DIS to even higher centre-of-mass energies.
dc.description.sponsorshipECFA; Institute of Particle Physics Phenomenology (IPPP) at Durham; state of Baden-Wurttemberg through High Performance Computing in Baden-Wurttemberg (bwHPC); German Research Foundation (DFG) [INST 39/963-1 FUGG]; Ministerio de Ciencia e Innovacion of Spain [FPA2017-83814-P]; Unidad de Excelencia Maria de Maetzu [MDM-2016-0692]; Xunta de Galicia [ED431C 2017/07]; Xunta de Galicia (Centro singular de investigacion de Galicia accreditation 2019-2022); European Union (European Regional Development Fund (ERDF)); COST Action [CA 15213, MSCA RISE 823947]; European Union's Horizon 2020 research and innovation programme [824093]; National Research Foundation of Korea [00000004] Funding Source: Korea Institute of Science & Technology Information (KISTI), National Science & Technology Information Service (NTIS)
dc.description.sponsorshipThe analyses and developments presented here would not have been possible without the CERN Directorate and other laboratories, universities, and groups that supported this study. We admire the skills of the technicians who successfully built the first 802 MHz SC cavity. We thank many of our colleagues for their interest in this work and a supportive attitude when time constraints could have resulted in reduced understanding. Special thanks are also due to the members and Chair of the International Advisory Committee for their attention to, and guidance of this project. From the beginning of the LHeC study, it has been supported by ECFA and its chairs, which was a great help and stimulus in the undertaking of this study, which was performed outside our usual duties. During this time, a number of students in master's and PhD courses have made essential contributions to this project, for which we are especially grateful. This also extends to colleagues with whom we have been working closely but who meanwhile left this development, perhaps temporarily, or who work at non-particle-physics institutions while wishing LHeC success. The current state of particle physics reminds us of the potential we have when resources and prospects are combined, to which this study is considered to be a contribution. The authors would like to thank the Institute of Particle Physics Phenomenology (IPPP) at Durham for the award of an IPPP Associateship to support this work, and gratefully acknowledge the support of the state of Baden-Wurttemberg through High Performance Computing in Baden-Wurttemberg (bwHPC) and the German Research Foundation (DFG) through GrantNo. INST 39/963-1 FUGG. The financial support of the Ministerio de Ciencia e Innovaci ' on of Spain under project FPA2017-83814-P, the Unidad de Excelencia Maria deMaetzu under projectMDM-2016-0692, theXunta deGalicia (projectED431C 2017/07 and Centro singular de investigaci ' on de Galicia accreditation 2019-2022), and the EuropeanUnion (EuropeanRegionalDevelopment Fund (ERDF)) is gratefully acknowledged. This study was performed within the framework of COST Action CA 15213 `Theory of hot matter and relativistic heavy-ion collisions' (THOR), MSCA RISE 823947 `Heavy ion collisions: collectivity and precision in saturation physics' (HIEIC), and has received funding from the European Union's Horizon 2020 research and innovation programme under Grant Agreement No. 824093.
dc.identifier.doi10.1088/1361-6471/abf3ba
dc.identifier.issn0954-3899
dc.identifier.issn1361-6471
dc.identifier.issue11
dc.identifier.scopus2-s2.0-85123682829
dc.identifier.scopusqualityQ1
dc.identifier.urihttps://doi.org/10.1088/1361-6471/abf3ba
dc.identifier.urihttps://hdl.handle.net/11480/16594
dc.identifier.volume48
dc.identifier.wosWOS:000731762500001
dc.identifier.wosqualityQ2
dc.indekslendigikaynakWeb of Science
dc.indekslendigikaynakScopus
dc.language.isoen
dc.publisherIop Publishing Ltd
dc.relation.ispartofJournal of Physics G-Nuclear and Particle Physics
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi - Kurum Öğretim Elemanı
dc.rightsinfo:eu-repo/semantics/openAccess
dc.snmzKA_20241106
dc.subjectdeep-inelastic scattering
dc.subjecthigh-lumi LHC
dc.subjectQCD
dc.subjectHiggs
dc.subjecttop and electroweak physics
dc.subjectnuclear physics
dc.subjectbeyond Standard Model
dc.subjectenergy-recovery-linac
dc.subjectaccelerator physics
dc.titleThe Large Hadron-Electron Collider at the HL-LHC
dc.typeReview Article

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