C. Burr
YOU?
Author Swipe
View article: Search for the decay B0 → ϕϕ
Search for the decay B0 → ϕϕ Open
A bstract A search for the decay B 0 → ϕϕ is made using pp collision data collected with the LHCb detector at centre-of-mass energies of 7, 8 and 13 TeV, corresponding to an integrated luminosity of 9 fb − 1 . No significant signal is obse…
View article: Observation of the rare baryonic decay $B^{+}\rightarrow p \bar{\itΛ}$ and measurement of its weak decay parameter
Observation of the rare baryonic decay $B^{+}\rightarrow p \bar{\itΛ}$ and measurement of its weak decay parameter Open
The first observation of the decay $B^{+}\rightarrow p \bar{\itΛ}$ is presented, using proton-proton collision data collected by the LHCb experiment between 2016 and 2018 at a center-of-mass energy of 13 TeV, corresponding to an integrated…
View article: Measurement of ψ(2S) to J/ψ cross-section ratio as function of multiplicity in pPb collisions at $$ \sqrt{s_{\textrm{NN}}}=8.16 $$ TeV
Measurement of ψ(2S) to J/ψ cross-section ratio as function of multiplicity in pPb collisions at $$ \sqrt{s_{\textrm{NN}}}=8.16 $$ TeV Open
A bstract The production ratio of ψ (2 S ) to J/ψ charmonium states is presented as a function of multiplicity in proton-lead collisions at a centre-of-mass energy of $$ \sqrt{s_{\textrm{NN}}}=8.16 $$ TeV, for both prompt and nonpro…
View article: Search for the lepton-flavour-violating decays B0 → K*0τ±e∓
Search for the lepton-flavour-violating decays B0 → K*0τ±e∓ Open
A bstract A first search at LHCb for the lepton-flavour-violating decays B 0 → K *0 τ ± e ∓ is presented. The analysis is performed using a sample of proton-proton collision data, collected with the LHCb detector at a centre-of-mass energy…
View article: Differential decay rate of $B^+ \to J/ψK^+$ with the LHCb Upgrade I experiment
Differential decay rate of $B^+ \to J/ψK^+$ with the LHCb Upgrade I experiment Open
The normalised decay rate of $B^+ \to J/ψ(\to μ^+μ^-) K^+$ is measured as a function of the lepton helicity angle using a data sample corresponding to an integrated luminosity of $1.1 \text{fb}^{-1}$ collected during October 2024 with the …
View article: Measurement of charged-hadron distributions in heavy-flavor jets in proton-proton collisions at $\sqrt{s}$=13 TeV
Measurement of charged-hadron distributions in heavy-flavor jets in proton-proton collisions at $\sqrt{s}$=13 TeV Open
Charged-hadron distributions in heavy-flavor jets are measured in proton-proton collisions at a center-of-mass energy of $\sqrt{s}$ = 13 TeV collected by the LHCb experiment. Distributions of the longitudinal momentum fraction, transverse …
View article: Search for $K_{\mathrm{S(L)}}^{0} \rightarrow π^{+}π^{-}μ^{+}μ^{-}$ decays at LHCb
Search for $K_{\mathrm{S(L)}}^{0} \rightarrow π^{+}π^{-}μ^{+}μ^{-}$ decays at LHCb Open
A search for $K_{\mathrm{S(L)}}^{0} \rightarrow π^{+}π^{-}μ^{+}μ^{-}$ decays is performed using proton-proton collision data collected by the LHCb experiment at a centre-of-mass energy of $13\,\mathrm{TeV}$, corresponding to an integrated …
View article: Observation of Orbitally Excited <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:msubsup> <mml:mi>B</mml:mi> <mml:mi>c</mml:mi> <mml:mo>+</mml:mo> </mml:msubsup> </mml:math> States
Observation of Orbitally Excited States Open
The observation of a wide peaking structure in the B c + γ mass spectrum is reported using proton-proton collision data collected by the LHCb detector at center-of-mass energies of 7, 8, and 13 TeV, corresponding to a total integrated …
View article: Amplitude analysis of $B^0 \rightarrow η_c(1S) K^+ π^- $ decays
Amplitude analysis of $B^0 \rightarrow η_c(1S) K^+ π^- $ decays Open
An amplitude analysis of the $B^0 \rightarrow η_{c}(1S) K^+ π^- $ decays with $η_{c}(1S) \to p \bar{p}$ is performed using a sample corresponding to an integrated luminosity of 9$\text{fb}^{-1}$ of $pp$ collision data collected by the LHCb…
View article: The LHCb Sprucing and Analysis Productions
The LHCb Sprucing and Analysis Productions Open
View article: The LHCb Sprucing and Analysis Productions
The LHCb Sprucing and Analysis Productions Open
The LHCb detector underwent a comprehensive upgrade in preparation for the third data-taking run of the Large Hadron Collider (LHC), known as LHCb Upgrade I. The increased data rate of Run 3 not only posed data collection (Online) challeng…
View article: LbMCSubmit: Streamlined production and submission of LHCb MC requests
LbMCSubmit: Streamlined production and submission of LHCb MC requests Open
The LHCb experiment requires a wide variety of Monte Carlo simulated samples to support its physics programme and detector upgrade studies. Millions of events are typically requested, so the production system is run centrally via DIRAC on …
View article: The neXt Dirac incarnation
The neXt Dirac incarnation Open
The DIRAC interware has long served as a vital resource for user communities seeking access to distributed computing resources. Originating within the LHCb collaboration around 2000, DIRAC has undergone significant evolution. Despite its e…
View article: Fair by design: A sociotechnical approach to justifying the fairness of AI-enabled systems across the lifecycle
Fair by design: A sociotechnical approach to justifying the fairness of AI-enabled systems across the lifecycle Open
Fairness is one of the most commonly identified ethical principles in existing AI guidelines, and the development of fair AI-enabled systems is required by new and emerging AI regulation. But most approaches to addressing the fairness of A…
View article: Facilitating the preservation of LHCb Analyses with APD
Facilitating the preservation of LHCb Analyses with APD Open
High Energy Physics experiments at the Large Hadron Collider generate petabytes of data per year that go through multiple transformations before final analysis and paper publication. Recording the provenance of these data is therefore cruc…
View article: Integrating LHCb Offline Workflows on Supercomputers State of Practice
Integrating LHCb Offline Workflows on Supercomputers State of Practice Open
To better understand experimental conditions and performances of its experiment, the LHCb collaboration executes tens of thousands of looselycoupled and CPU-intensive Monte Carlo simulation workflows per hour. To meet the increasing LHC co…
View article: AI Sustainability in Practice Part Two: Sustainability Throughout the AI Workflow - Guidance Brief
AI Sustainability in Practice Part Two: Sustainability Throughout the AI Workflow - Guidance Brief Open
View article: AI Fairness in Practice
AI Fairness in Practice Open
View article: AI Sustainability in Practice Part One: Foundations for Sustainable AI Projects
AI Sustainability in Practice Part One: Foundations for Sustainable AI Projects Open
View article: AI Sustainability in Practice Part One: Foundations for Sustainable AI Projects - Guidance Brief
AI Sustainability in Practice Part One: Foundations for Sustainable AI Projects - Guidance Brief Open
View article: DIRAC current, upcoming and planned capabilities and technologies
DIRAC current, upcoming and planned capabilities and technologies Open
DIRAC is the interware for building and operating large scale distributed computing systems. It is adopted by multiple collaborations from various scientific domains for implementing their computing models. DIRAC provides a framework and a…
View article: AI Fairness in Practice - Guidance Brief
AI Fairness in Practice - Guidance Brief Open
View article: AI Sustainability in Practice Part Two: Sustainability Throughout the AI Workflow
AI Sustainability in Practice Part Two: Sustainability Throughout the AI Workflow Open
The sustainability of AI systems depends on the capacity of project teams to proceed with a continuous sensitivity to their potential real-world impacts and transformative effects. Stakeholder Impact Assessments (SIAs) are governance mecha…
View article: Measurement of thermal properties of the LHCb VELO detector using track-based software alignment
Measurement of thermal properties of the LHCb VELO detector using track-based software alignment Open
The thermal properties of the LHCb Vertex Locator (VELO) are studied using the real-time detector alignment procedure. The variation of the position and orientation of the detector elements as a function of the operating temperature of the…
View article: Ntuple Wizard: An Application to Access Large-Scale Open Data from LHCb
Ntuple Wizard: An Application to Access Large-Scale Open Data from LHCb Open
Making the large data sets collected at the Large Hadron Collider (LHC) accessible to the world is a considerable challenge because of both the complexity and the volume of data. This paper presents the Ntuple Wizard, an application that l…
View article: Ntuple Wizard: An Application to Access Large-Scale Open Data from LHCb
Ntuple Wizard: An Application to Access Large-Scale Open Data from LHCb Open
Making the large data sets collected at the Large Hadron Collider (LHC) accessible to the world is a considerable challenge because of both the complexity and the volume of data. This paper presents the Ntuple Wizard, an application that l…
View article: Constraints on Future Analysis Metadata Systems in High Energy Physics
Constraints on Future Analysis Metadata Systems in High Energy Physics Open
In high energy physics (HEP), analysis metadata comes in many forms—from theoretical cross-sections, to calibration corrections, to details about file processing. Correctly applying metadata is a crucial and often time-consuming step in an…
View article: A measurement of the CP asymmetry difference between Λc + → pK − K + and pπ−π+ decays
A measurement of the CP asymmetry difference between Λc + → pK − K + and pπ−π+ decays Open
View article: Human rights, democracy, and the rule of law assurance framework for AI systems: A proposal
Human rights, democracy, and the rule of law assurance framework for AI systems: A proposal Open
Following on from the publication of its Feasibility Study in December 2020, the Council of Europe's Ad Hoc Committee on Artificial Intelligence (CAHAI) and its subgroups initiated efforts to formulate and draft its Possible Elements of a …
View article: Run-3 offline data processing and analysis at LHCb
Run-3 offline data processing and analysis at LHCb Open
The LHCb detector is undergoing a comprehensive upgrade for data taking in the LHC's Run 3, which is scheduled to begin in 2022. The increased data rate in Run 3 poses significant data-processing and handling challenges for the LHCb experi…