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Record W2287105689 · doi:10.1103/physrevc.93.034914

Centrality, rapidity, and transverse momentum dependence of isolated prompt photon production in lead-lead collisions at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msqrt><mml:msub><mml:mi>s</mml:mi><mml:mrow><mml:mi>N</mml:mi><mml:mi>N</mml:mi></mml:mrow></mml:msub></mml:msqrt><mml:mo>=</mml:mo><mml:mn>2.76</mml:mn></mml:mrow></mml:math>TeV measured with the ATLAS detector

2016· article· lv· W2287105689 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

VenuePhysical review. C · 2016
Typearticle
Languagelv
FieldPhysics and Astronomy
TopicHigh-Energy Particle Collisions Research
Canadian institutionsUniversity of AlbertaCarleton University
FundersH2020 Marie Skłodowska-Curie ActionsSeventh Framework ProgrammeInstituto Nazionale di Fisica NucleareAgencia Nacional de Promoción Científica y TecnológicaFundação para a Ciência e a TecnologiaAustralian Research CouncilJapan Society for the Promotion of ScienceNational Research Center "Kurchatov Institute"Services Fédéraux des Affaires Scientifiques, Techniques et CulturellesGeorgian National Science FoundationInstitut National de Physique Nucléaire et de Physique des ParticulesMinistry of Science and Technology, TaiwanJavna Agencija za Raziskovalno Dejavnost RSMinisterstwo Edukacji i NaukiConselho Nacional de Desenvolvimento Científico e TecnológicoNarodowe Centrum NaukiIsrael Science FoundationBundesministerium für Wissenschaft, Forschung und WirtschaftFonds Québécois de la Recherche sur la Nature et les TechnologiesAustrian Science FundNederlandse Organisatie voor Wetenschappelijk OnderzoekDeutsche ForschungsgemeinschaftChinese Academy of SciencesFondation Partager le SavoirNational Science CouncilEuropean CommissionLeverhulme TrustFundação de Amparo à Pesquisa do Estado de São PauloU.S. Nuclear Regulatory CommissionCummings FoundationDepartamento Administrativo de Ciencia, Tecnología e Innovación (COLCIENCIAS)German-Israeli Foundation for Scientific Research and DevelopmentDanmarks GrundforskningsfondNatural Sciences and Engineering Research Council of CanadaMinisterio de Economía y CompetitividadMinistry of Education, Culture, Sports, Science and TechnologyBundesministerium für Bildung und ForschungH. Lundbeck A/SDepartment of Science and Technology, Ministry of Science and Technology, IndiaStichting voor Fundamenteel Onderzoek der MaterieScience and Technology Facilities CouncilSchweizerischer Nationalfonds zur Förderung der Wissenschaftlichen ForschungAgence Nationale de la RechercheComisión Nacional de Investigación Científica y TecnológicaUnited States - Israel Binational Science FoundationTürkiye Atom Enerjisi KurumuJoint Institute for Nuclear ResearchDepartment of Science and Technology, Republic of South AfricaGeneral Secretariat for Research and TechnologyEuropean Science FoundationCERNHuman Growth FoundationNational Natural Science Foundation of ChinaIsraeli Centers for Research ExcellenceU.S. Department of EnergyOntario Innovation TrustMinistry of Science and Technology of the People's Republic of ChinaKnut och Alice Wallenbergs StiftelseResearch Grants Council, University Grants CommitteeCanarieBritish Columbia Knowledge Development FundEuropean Research CouncilCentre National de la Recherche ScientifiqueMax-Planck-GesellschaftCentre National pour la Recherche Scientifique et TechniqueRoyal SocietyLundbeckfondenCompute CanadaAlexander von Humboldt-StiftungTRIUMFNational Science Foundation
KeywordsPhysicsPseudorapidityParticle physicsNuclear physicsLeptonLarge Hadron ColliderQuarkRapidityATLAS experimentQuantum chromodynamicsPartonHERAPerturbative QCDDistribution functionCharged particleIon

Abstract

fetched live from OpenAlex

Prompt photon production in $\sqrt{{s}_{NN}}=2.76$-TeV $\mathrm{Pb}+\mathrm{Pb}$ collisions has been measured by the ATLAS experiment at the Large Hadron Collider using data collected in 2011 with an integrated luminosity of $0.14 {\mathrm{nb}}^{\ensuremath{-}1}$. Inclusive photon yields, scaled by the mean nuclear thickness function, are presented as a function of collision centrality and transverse momentum in two pseudorapidity intervals, $|\ensuremath{\eta}|&lt;1.37$ and $1.52\ensuremath{\le}|\ensuremath{\eta}|&lt;2.37$. The scaled yields in the two pseudorapidity intervals, as well as the ratios of the forward yields to those at midrapidity, are compared to the expectations from next-to-leading-order perturbative QCD (pQCD) calculations. The measured cross sections agree well with the predictions for proton-proton collisions within statistical and systematic uncertainties. Both the yields and the ratios are also compared to two other pQCD calculations, one which uses the isospin content appropriate to colliding lead nuclei and another which includes nuclear modifications to the nucleon parton distribution functions.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.003
metaresearch head score (Gemma)0.002
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow), Science and technology studies, Scholarly communication, Research integrity, Insufficient payload (model declined to judge)
Consensus categoriesMeta-epidemiology (narrow), Science and technology studies, Research integrity, Insufficient payload (model declined to judge)
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.889
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0030.002
Meta-epidemiology (narrow)0.0010.002
Meta-epidemiology (broad)0.0010.002
Bibliometrics0.0010.003
Science and technology studies0.0020.003
Scholarly communication0.0010.002
Open science0.0030.002
Research integrity0.0020.002
Insufficient payload (model declined to judge)0.2230.002

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.023
GPT teacher head0.266
Teacher spread0.243 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it