E. Smith
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View article: Prospects for Measuring $CP$-Violation in $B_s^0 \rightarrow ϕμ^+μ^-$ via Time-Dependent Angular Analysis
Prospects for Measuring $CP$-Violation in $B_s^0 \rightarrow ϕμ^+μ^-$ via Time-Dependent Angular Analysis Open
This work investigates the prospects for performing a time-dependent angular analysis of $B_s^0 \rightarrow ϕμ^+μ^-$ decays at hadron colliders, and introduces new optimised angular observables associated with $B_s^0$-mixing in the decay r…
View article: Constraints on New Physics from decays of polarized $Λ_b^0$ baryons at the FCC-ee
Constraints on New Physics from decays of polarized $Λ_b^0$ baryons at the FCC-ee Open
The $Z^0$ bosons produced in electron-positron collisions at the potential Future Circular Collider (FCC-ee) provide unique opportunities for flavour physics. The non-zero polarization of \Lb baryons produced in $Z^0$ decays enables access…
View article: Editorial: Use of artificial intelligence to improve maternal and neonatal health in low-resource settings
Editorial: Use of artificial intelligence to improve maternal and neonatal health in low-resource settings Open
View article: Non-parametric and continuous extraction of amplitudes in electroweak penguin decays
Non-parametric and continuous extraction of amplitudes in electroweak penguin decays Open
We introduce a novel approach to extract the decay-amplitudes in B → V (→ M 1 M 2 )ℓ + ℓ - processes, where V represents a meson with either J = 0 (S-wave) or J = 1 (P-wave). This approach enables the decay-amplitudes across the dihadron a…
View article: Abortion and State Taxes: Unexpected Parallelism 
Abortion and State Taxes: Unexpected Parallelism Open
View article: Strange Things in Bottom-to-Strange Decays: The Standard Model Turned Upside Down?
Strange Things in Bottom-to-Strange Decays: The Standard Model Turned Upside Down? Open
The flavour anomalies are a set of experimental deviations from the Standard Model (SM) predictions in several observables involving decays of bottom quarks. In particular, tensions between theory and experiment in measurements involving a…
View article: Data from: Ear and hearing care in national health policies, strategies, and plans
Data from: Ear and hearing care in national health policies, strategies, and plans Open
Ear and hearing-related conditions pose a significant global health burden, yet public health policy surrounding ear and hearing care in low- and middle-income countries is poorly understood. The present study aims to characterize the incl…
View article: Performance of the LHCb RICH detectors during LHC Run 2
Performance of the LHCb RICH detectors during LHC Run 2 Open
The performance of the ring-imaging Cherenkov detectors at the LHCb experiment is determined during the LHC Run 2 period between 2015 and 2018. The stability of the Cherenkov angle resolution and number of detected photons with time and ru…
View article: Centrality determination in heavy-ion collisions with the LHCb detector
Centrality determination in heavy-ion collisions with the LHCb detector Open
The centrality of heavy-ion collisions is directly related to the created medium in these interactions. A procedure to determine the centrality of collisions with the LHCb detector is implemented for lead-lead collisions at √ s NN = 5 TeV …
View article: First measurement of the $Z\\rightarrow \\mu^+ \\mu^-$ angular coefficients in the forward region of $pp$ collisions at $\\sqrt{s}=13$ TeV
First measurement of the $Z\\rightarrow \\mu^+ \\mu^-$ angular coefficients in the forward region of $pp$ collisions at $\\sqrt{s}=13$ TeV Open
The first study of the angular distribution of μ+μ- pairs produced in the forward rapidity region via the Drell-Yan reaction pp→γ*/Z+X→ℓ+ℓ-+X is presented, using data collected with the LHCb detector at a center-of-mass energy of 13 TeV, c…
View article: Characterization of magnetic field noise in the ARIADNE source mass rotor
Characterization of magnetic field noise in the ARIADNE source mass rotor Open
The Axion Resonant Interaction Detection Experiment (ARIADNE) is a nuclear-magnetic-resonance-based experiment that will search for novel axion-induced spin-dependent interactions between an unpolarized source mass rotor and spin-polarized…
View article: Identification of charm jets at LHCb
Identification of charm jets at LHCb Open
The identification of charm jets is achieved at LHCb for data collected in 2015-2018 using a method based on the properties of displaced vertices reconstructed and matched with jets. The performance of this method is determined using a dij…
View article: Measurement of the lifetimes of promptly produced $\Omega^{0}_{c}$ and $\Xi^{0}_{c}$ baryons
Measurement of the lifetimes of promptly produced $\Omega^{0}_{c}$ and $\Xi^{0}_{c}$ baryons Open
View article: Tests of lepton universality using $B^0\to K^0_S \ell^+ \ell^-$ and $B^+\to K^{*+} \ell^+ \ell^-$ decays
Tests of lepton universality using $B^0\to K^0_S \ell^+ \ell^-$ and $B^+\to K^{*+} \ell^+ \ell^-$ decays Open
Tests of lepton universality in $B^0\\to K^0_S \\ell^+ \\ell^-$ and $B^+\\to K^{*+}\\ell^+\\ell^-$ decays where $\\ell$ is either an electron or a muon are presented. The differential branching fractions of $B^0\\to K^0_S e^+ e^-$ and $B^+…
View article: Precision measurement of forward $Z$ boson production in proton-proton collisions at $\sqrt{s} = 13$ TeV
Precision measurement of forward $Z$ boson production in proton-proton collisions at $\sqrt{s} = 13$ TeV Open
View article: Precise determination of the $B^0_s$-$\overline{B}^0_s$ oscillation frequency
Precise determination of the $B^0_s$-$\overline{B}^0_s$ oscillation frequency Open
Mesons comprising a beauty quark and a strange quark can oscillate between particle (B0s) and antiparticle (B0sbar) flavour eigenstates, with a frequency given by the mass difference between heavy and light mass eigenstates, deltams. Here …
View article: Study of charmonium and charmonium-like contributions in $B^+ \rightarrow J/\psi \eta K^+$ decays
Study of charmonium and charmonium-like contributions in $B^+ \rightarrow J/\psi \eta K^+$ decays Open
A study of $B^+ \\rightarrow J/\\psi \\eta K^+$ decays, followed by $J/\\psi \\rightarrow \\mu^+ \\mu^-$ and $\\eta \\rightarrow \\gamma \\gamma$, is performed using a dataset collected with the LHCb detector in proton-proton collisions at…
View article: Search for the decay $B^0\to\phi\mu^+\mu^-$
Search for the decay $B^0\to\phi\mu^+\mu^-$ Open
A search for the decay $B^0\\to\\phi\\mu^+\\mu^-$ is performed using proton-proton collisions at centre-of-mass energies of 7, 8, and 13 TeV collected by the LHCb experiment and corresponding to an integrated luminosity of 9 fb$^{-1}$. No …
View article: Constraints on the CKM angle $\gamma$ from $B^\pm\rightarrow Dh^\pm$ decays using $D\rightarrow h^\pm h^{\prime\mp}\pi^0$ final states
Constraints on the CKM angle $\gamma$ from $B^\pm\rightarrow Dh^\pm$ decays using $D\rightarrow h^\pm h^{\prime\mp}\pi^0$ final states Open
A data sample collected with the LHCb detector, corresponding to an integrated luminosity of $9~{\\rm fb}^{-1}$, is used to measure $CP$ observables in $B^\\pm \\to D h^\\pm$ decays, where $h^{(\\prime)}$ is either a kaon or a pion, and th…
View article: Test of lepton universality in beauty-quark decays
Test of lepton universality in beauty-quark decays Open
The standard model of particle physics currently provides our best description of fundamental particles and their interactions. The theory predicts that the different charged leptons, the electron, muon and tau, have identical electroweak …
View article: Measurement of the $B^0_s\to\mu^+\mu^-$ decay properties and search for the $B^0\to\mu^+\mu^-$ and $B^0_s\to\mu^+\mu^-\gamma$ decays
Measurement of the $B^0_s\to\mu^+\mu^-$ decay properties and search for the $B^0\to\mu^+\mu^-$ and $B^0_s\to\mu^+\mu^-\gamma$ decays Open
An improved measurement of the decay $B^0_s\\to\\mu^+\\mu^-$ and searches for the decays $B^0\\to\\mu^+\\mu^-$ and $B^0_s\\to\\mu^+\\mu^-\\gamma$ are performed at the LHCb experiment using data collected in proton-proton collisions at $\\s…
View article: Precise determination of the $B_s^0 - \overline{B}_s^0$ oscillation frequency
Precise determination of the $B_s^0 - \overline{B}_s^0$ oscillation frequency Open
Mesons comprising a beauty quark and a strange quark can oscillate between particle (B0s) and antiparticle (B0s) flavour eigenstates, with a frequency given by the mass difference between heavy and light mass eigenstates, deltams. Here we …
View article: Measurement of the charm mixing parameter $y_{CP} - y_{CP}^{K\pi}$ using two-body $D^0$ meson decays
Measurement of the charm mixing parameter $y_{CP} - y_{CP}^{K\pi}$ using two-body $D^0$ meson decays Open
A measurement of the ratios of the effective decay widths of $D^0 \\to \\pi^-\\pi^+$ and $D^0 \\to K^-K^+$ decays over that of $D^0 \\to K^-\\pi^+$ decays is performed with the LHCb experiment using proton-proton collisions at a centre-of-…
View article: arXiv : Measurement of the photon polarization in $\Lambda_b \to \Lambda \gamma$ decays
arXiv : Measurement of the photon polarization in $\Lambda_b \to \Lambda \gamma$ decays Open
The photon polarization in $b \to s \gamma$ transitions is measured for the first time in radiative b-baryon decays exploiting the unique spin structure of $\Lambda_b \to \Lambda \gamma$ decays. A data sample corresponding to an integrated…
View article: Measurement of the nuclear modification factor and prompt charged particle production in $p\mathrm{Pb}$ and $pp$ collisions at $\sqrt{s_{\scriptscriptstyle\mathrm{NN}}}=5\,\mathrm{TeV}$
Measurement of the nuclear modification factor and prompt charged particle production in $p\mathrm{Pb}$ and $pp$ collisions at $\sqrt{s_{\scriptscriptstyle\mathrm{NN}}}=5\,\mathrm{TeV}$ Open
The production of prompt charged particles in proton-lead collisions and in proton-proton collisions at the nucleon-nucleon centre-of-mass energy ${\sqrt{s_{\scriptscriptstyle\mathrm{NN}}}=5\,\mathrm{TeV}}$ is studied at LHCb as a function…
View article: Measurement of prompt charged-particle production in $pp$ collisions at $\sqrt{s} = 13\,\mathrm{TeV}$
Measurement of prompt charged-particle production in $pp$ collisions at $\sqrt{s} = 13\,\mathrm{TeV}$ Open
The differential cross-section of prompt inclusive production of long-lived charged particles in proton-proton collisions is measured using a data sample recorded by the LHCb experiment at a centre-of-mass energy of $ \\sqrt{s} $ = 13 TeV.…
View article: Search for the doubly heavy baryons $\\it{\\Xi}_{bc}^{\\rm0}$ and $\\it{\\Omega}_{bc}^{\\rm0}$ decaying to $\\it{\\Lambda_{c}^{+}\\pi^{-}}$ and $\\it{\\Xi_{c}^{+}\\pi^{-}}$
Search for the doubly heavy baryons $\\it{\\Xi}_{bc}^{\\rm0}$ and $\\it{\\Omega}_{bc}^{\\rm0}$ decaying to $\\it{\\Lambda_{c}^{+}\\pi^{-}}$ and $\\it{\\Xi_{c}^{+}\\pi^{-}}$ Open
A search for the doubly heavy baryons $\\it{\\Xi}_{bc}^{\\rm0}$ and $\\it{\\Omega}_{bc}^{\\rm0}$ is performed using $pp$ collision data collected with the LHCb experiment from 2016 to 2018 at a centre-of-mass energy of $13TeV$, correspondi…
View article: Test of lepton universality in beauty-quark decays
Test of lepton universality in beauty-quark decays Open
The Standard Model of particle physics currently provides our best description of fundamental particles and their interactions. The theory predicts that the different charged leptons, the electron, muon and tau, have identical electroweak …
View article: Observation of the decay $\Lambda_b^0\rightarrow\chi_{c1}p\pi^-$
Observation of the decay $\Lambda_b^0\rightarrow\chi_{c1}p\pi^-$ Open
View article: Search for time-dependent $CP$ violation in $D^0 \to K^+ K^-$ and $D^0 \to \pi^+ \pi^-$ decays
Search for time-dependent $CP$ violation in $D^0 \to K^+ K^-$ and $D^0 \to \pi^+ \pi^-$ decays Open
A search for time-dependent violation of the charge-parity symmetry in D0→K+K- and D0→π+π- decays is performed at the LHCb experiment using proton-proton collision data recorded from 2015 to 2018 at a center-of-mass energy of 13 TeV, corre…