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The Effectiveness of Clear Aligners in Orthognathic Surgery: Pre- and Postoperative Phases—A Scoping Review Open
Clear aligners are increasingly used as an alternative to fixed appliances in orthognathic surgery, particularly for skeletal Class III malocclusions. This scoping review aimed to evaluate the effectiveness of clear aligners in the pre- an…
View article: Kaon physics: a cornerstone for future discoveries
Kaon physics: a cornerstone for future discoveries Open
The kaon physics programme, long heralded as a cutting-edge frontier by the European Strategy for Particle Physics, continues to stand at the intersection of discovery and innovation in high-energy physics (HEP). With its unparalleled capa…
Rare charm and strange decays at LHCb Open
Recent results by the LHCb collaboration in charm and strange-hadrons rare decays are summarised. A short summary of the related discussion at the ICHEP2024 conference is reported.
View article: Workshop summary -- Kaons@CERN 2023
Workshop summary -- Kaons@CERN 2023 Open
Kaon physics is at a turning point -- while the rare-kaon experiments NA62 and KOTO are in full swing, the end of their lifetime is approaching and the future experimental landscape needs to be defined. With HIKE, KOTO-II and LHCb-Phase-II…
View article: High Intensity Kaon Experiments (HIKE) at the CERN SPS: Proposal for Phases 1 and 2
High Intensity Kaon Experiments (HIKE) at the CERN SPS: Proposal for Phases 1 and 2 Open
A timely and long-term programme of kaon decay measurements at an unprecedented level of precision is presented, leveraging the capabilities of the CERN Super Proton Synchrotron (SPS). The proposed HIKE programme is firmly anchored on the …
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: New physics searches at kaon and hyperon factories
New physics searches at kaon and hyperon factories Open
Rare meson decays are among the most sensitive probes of both heavy and light new physics. Among them, new physics searches using kaons benefit from their small total decay widths and the availability of very large datasets. On the other h…
View article: Readout Firmware of the Vertex Locator for LHCb Run 3 and Beyond
Readout Firmware of the Vertex Locator for LHCb Run 3 and Beyond Open
The new LHCb Vertex Locator (VELO) for LHCb, comprising a new pixel detector and readout electronics, will be installed in 2021 for data taking in Run 3 at the LHC. The electronics centers around the “VeloPix” ASIC at the front-end operati…
On the effective lifetime of $B_s \to \mu \mu \gamma$ Open
We consider the $ {B}_s^0 $→ μ$^{+}$μ$^{−}$γ effective lifetime, and the related CP-phase sensitive quantity $ {A}_{{\\Delta \\Gamma}_s}^{\\mu \\mu \\gamma} $, as a way to obtain qualitatively new insights on the current B-decay discrepanc…
On the effective lifetime of Bs → μμγ Open
We consider the Bs0→ μ+μ−γ effective lifetime, and the related CP-phase sensitive quantity AΔΓsμμγ, as a way to obtain qualitatively new insights on the current B-decay discrepancies. Through a fit comparing pre- to post-Moriond-2021 data …
View article: The upgrade I of LHCb VELO—towards an intelligent monitoring platform
The upgrade I of LHCb VELO—towards an intelligent monitoring platform Open
The Large Hadron Collider beauty (LHCb) detector is designed to detect decays of b- and c- hadrons for the study of CP violation and rare decays. At the end of the LHC Run 2, many of the LHCb measurements remained statistically dominated. …
Prospects for kaon physics at LHCb Open
Despite not being designed for it, the LHCb experiment has given world-leading contributions in kaon and hyperon physics. In this contribution I review the prospects for kaon physics at LHCb exploiting the already acquired data and the cur…
View article: Phase I Upgrade of the Readout System of the Vertex Detector at the LHCb Experiment
Phase I Upgrade of the Readout System of the Vertex Detector at the LHCb Experiment Open
This article describes the high-speed system designed to meet the challenging requirements for the readout of the new pixel VErtex LOcator (VELO) of the upgraded LHCb experiment. All elements of the electronics readout chain will be renewe…
Testing the HyperCP anomaly at LHCb: evidence for the $Σ^+ \to p μ^+ μ^-$ decay Open
A search for $Σ^+ \to p μ^+ μ^-$ decays with LHCb Run 1 data is presented, yielding an evidence for this decay and a measurement of a branching fraction compatible with the Standard Model. The HyperCP anomaly in the dimuon invariant mass d…
View article: Velo Upgrade Module Nomenclature
Velo Upgrade Module Nomenclature Open
The nomenclature and geometry of the various constituents of velo upgrade hybrid sensors are defined, as well as their position within the modules. The modules nomenclature and their position along the z-axis are defined.
View article: Prospects for measurements with strange hadrons at LHCb
Prospects for measurements with strange hadrons at LHCb Open
This report details the capabilities of LHCb and its upgrades towards the study of kaons and hyperons. The analyses performed so far are reviewed, elaborating on the prospects for some key decay channels, while proposing some new measureme…
On the model dependence of measured B-meson branching fractions Open
The measurement of Bs-meson branching fractions is a fundamental tool to probe physics beyond the Standard Model. Every measurement of untagged time-integrated Bs-meson branching fractions is model-dependent due to the time dependence of t…
Search for new physics in $b \to q \ell \ell$ decays Open
Recent results obtained in experiments at the LHC in the field of rare $b$-hadron decays are reviewed in this contribution, with a focus on $b\to q\ell\ell$ processes. A general status is presented as well as recently completed measurement…
View article: Radiation Damage Effects and Operation of the LHCb Vertex Locator
Radiation Damage Effects and Operation of the LHCb Vertex Locator Open
Vertex Locator (VELO) is a silicon micro-strip detector situated around the interaction point in the LHCb spectrometer at the LHC. The LHCb experiment is dedicated to studying CP violation in the heavy flavor sector and rare decays of B me…
View article: Low-$p_T$ dimuon triggers at LHCb in Run 2
Low-$p_T$ dimuon triggers at LHCb in Run 2 Open
The LHCb trigger efficiency for strange hadron decays to final states containing dimuon pairs was substantially improved for Run 2 of the LHC. This note describes the updated strategy, and its impact on the LHCb rare strange physics progra…
View article: Optimization of the muon reconstruction algorithms for LHCb Run 2
Optimization of the muon reconstruction algorithms for LHCb Run 2 Open
The muon identification algorithm in the LHCb HLT software trigger and offline reconstruction has been revisited in view of the LHC Run 2. This software has undergone a significant refactorisation, resulting in a modularized common code base…
Evidence for the rare decay at LHCb Open
A search for the rare decay is performed using pp collision data recorded by the LHCb experiment at centre-of-mass energies and 8TeV, corresponding to an integrated luminosity of 3 fb−1. An excess of events is observed with respect to the …
Evidence for the rare decay $\Sigma^+ \to p \mu^+ \mu^-$ at LHCb Open
A search for the rare decay $\\Sigma^+ \\to p \\mu^+ \\mu^-$ is performed using $pp$ collision data recorded by the LHCb experiment at centre-of-mass energies $\\sqrt{s} = 7$ and $8$ TeV, corresponding to an integrated luminosity of $3 fb^…