Publications related to Tests of Lepton Universality Using B-0 -> K(S)(0)l(+) l(-) and B+ -> K*(+)l(+)l(-) Decays

Related publications (31)

Measurement of D0- D ¯ 0 mixing and search for CP violation with D0 →k+π- decays

Aurelio Bay, Tatsuya Nakada, Guido Haefeli, Olivier Schneider, Frédéric Blanc, Lesya Shchutska, Brianna Leililani Thielen, Arnaud Merlin Gauthey, Pierre Paul Louis Mayencourt, Sebastian Schulte, Serhii Cholak, Elena Graverini, Marie Theres Christin Bachmayer, Ettore Zaffaroni, Donal Patrick Hill, Yifei Song, Elisabeth Maria Niel, Aravindhan Venkateswaran, Anni Matilda Kauniskangas, Dimitrios Kaminaris, Federico Ronchetti, Raphaël van Laak, Radoslav Marchevski, Vitalii Lisovskyi, Esteban Curras Rivera, Luis Miguel Garcia Martin, Rita De Sousa Ataíde Da Silva, Abdul-Kerim Guseinov, Gianluca Zunica, Roberto Ribatti, Alexandre Brea Rodriguez

A measurement of the time-dependent ratio of the D0→K+π- to D¯0→K+π- decay rates is reported. The analysis uses a sample of proton-proton collisions corresponding to an integrated luminosity of 6 fb-1 recorded by the LHCb experiment from 2015 through 2018 ...

American Physical Society2025

Search for D0 meson decays to π + π − e + e − and K+K− e + e − final states

Aurelio Bay, Tatsuya Nakada, Guido Haefeli, Olivier Schneider, Frédéric Blanc, Lesya Shchutska, Sonia Amina Bouchiba, Arnaud Merlin Gauthey, Pierre Paul Louis Mayencourt, Sebastian Schulte, Elena Graverini, Marie Theres Christin Bachmayer, Ettore Zaffaroni, Maria Carolina Feliciano Faria, Aravindhan Venkateswaran, Anni Matilda Kauniskangas, Dimitrios Kaminaris, Yunxuan Song, Federico Ronchetti, Raphaël van Laak, Radoslav Marchevski, Vitalii Lisovskyi, Esteban Curras Rivera, Luis Miguel Garcia Martin, Louis André Marie Jean Henry, Rita De Sousa Ataíde Da Silva, Abdul-Kerim Guseinov, Gianluca Zunica, Spencer Edward Collaviti, Roberto Ribatti, Alexandre Brea Rodriguez

A search for D 0 meson decays to the π + π − e + e − and K + K − e + e − final states is reported using a sample of proton-proton collisions collected by the LHCb experiment at a center-of-mass energy of 13 TeV, corresponding to an integrated luminosity of ...

American Physical Society (APS)2025

Improved measurement of absolute branching fraction of the inclusive decay $ {\Lambda}_c^{+}\to {K}_S^0X $

Yunxuan Song

By analyzing 4.5 fb −1 of e + e − collision data accumulated with the BESIII detector at center-of-mass energies ranging from 4599.53 MeV to 4698.82 MeV, we report the measurement of the absolute branching fraction (BF) of the inclusive decay $ {\Lambda}_c ...

Springer2025

Measurement of the inclusive cross sections for W and Z boson production in proton-proton collisions at s = 5.02 and 13 TeV

Anna Mascellani, Joanna Malgorzata Wanczyk, Jan Steggemann, Konstantin Androsov

Measurements of fiducial and total inclusive cross sections for W and Z boson production are presented in proton-proton collisions at s = 5.02 and 13 TeV. Electron and muon decay modes (ℓ = e or μ) are studied in the data collected with the CMS detector in ...

Springer2025

Measurement of forward charged hadron flow harmonics in peripheral PbPb collisions at √sNN = 5.02 TeV with the LHCb detector

Tatsuya Nakada, Guido Haefeli, Olivier Schneider, Frédéric Blanc, Lesya Shchutska, Brianna Leililani Thielen, Surapat Ek-In, Pierre Paul Louis Mayencourt, Sebastian Schulte, Veronica Sølund Kirsebom, Sara Celani, Serhii Cholak, Elena Graverini, Marie Theres Christin Bachmayer, Ettore Zaffaroni, Donal Patrick Hill, Yifei Song, Renato Quagliani, Elisabeth Maria Niel, Aravindhan Venkateswaran, Anni Matilda Kauniskangas, Dimitrios Kaminaris, Federico Ronchetti, Raphaël van Laak, Radoslav Marchevski, Vitalii Lisovskyi, Luis Miguel Garcia Martin

for the LHCb Collaboration.Flow harmonic coefficients, vn, which are the key to studying the hydrodynamics of the quark-gluon plasma (QGP) created in heavy-ion collisions, have been measured in various collision systems and kinematic regions and using vari ...

2024

Analysis of Λ0b →pK- μ+ μ- decays

Aurelio Bay, Tatsuya Nakada, Guido Haefeli, Olivier Schneider, Frédéric Blanc, Lesya Shchutska, Brianna Leililani Thielen, Arnaud Merlin Gauthey, Pierre Paul Louis Mayencourt, Sebastian Schulte, Serhii Cholak, Elena Graverini, Marie Theres Christin Bachmayer, Ettore Zaffaroni, Donal Patrick Hill, Yifei Song, Elisabeth Maria Niel, Aravindhan Venkateswaran, Anni Matilda Kauniskangas, Dimitrios Kaminaris, Federico Ronchetti, Raphaël van Laak, Radoslav Marchevski, Vitalii Lisovskyi, Esteban Curras Rivera, Luis Miguel Garcia Martin, Abdul-Kerim Guseinov, Gianluca Zunica, Roberto Ribatti, Alexandre Brea Rodriguez

The differential branching fraction and angular coefficients of Lambda(0)(b) -> pK(-) mu(+) mu(-)decays are measured in bins of the dimuon mass squared and dihadron mass. The analysis is performed using a data set corresponding to 9 fb(-1) of integrated lu ...

SPRINGER2024

Model-independent search for pair production of new bosons decaying into muons in proton-proton collisions at √s=13 TeV

Anna Mascellani, Joanna Malgorzata Wanczyk, Jan Steggemann, Konstantin Androsov

The results of a model-independent search for the pair production of new bosons within a mass range of 0.21 < m < 60 GeV, are presented. This study utilizes events with a four-muon final state. We use two data sets, comprising 41.5 fb(-1) and 59.7 fb(-1) o ...

SPRINGER2024

A study of the K^(+) → π^(0)e^(+)νγ decay

Alessandro Mapelli, Radoslav Marchevski, Alina Kleimenova

A sample of 1.3 x 10^(5) K^(+) → π^(0)e^(+)νγ candidates with less than 1% background was collected by the NA62 experiment at the CERN SPS in 2017-2018. Branching fraction measurements are obtained at percent relative precision in three restricted kinemati ...

Springer Nature2023

Search for Higgs Boson Decay to a Charm Quark-Antiquark Pair in Proton-Proton Collisions at √s=13 TeV

Rakesh Chawla, Matthias Finger, Federica Legger, Matteo Galli, Sun Hee Kim, Jian Zhao, João Miguel das Neves Duarte, Hua Zhang, Alexis Kalogeropoulos, Yixing Chen, Tian Cheng, Ioannis Papadopoulos, Gabriele Grosso, Qian Wang, Michele Bianco, Varun Sharma, Sebastiana Gianì, Siyuan Wang, Jian Wang, Yi Zhang, Lei Zhang, Matthias Wolf, Anna Mascellani, Jan Steggemann, Konstantin Androsov, Yiming Li, Davide Di Croce, Xin Chen

A search for the standard model Higgs boson decaying to a charm quark-antiquark pair, H ? cc-, produced in association with a leptonically decaying V (W or Z) boson is presented. The search is performed with proton-proton collisions at vs = 13 TeV collecte ...

Amer Physical Soc2023

CosmoLattice: A modern code for lattice simulations of scalar and gauge field dynamics in an expanding universe

Adrien Florio, Wessel Valkenburg, Daniel Garcia Figueroa

This paper describes CosmoGattice, a modern package for lattice simulations of the dynamics of interacting scalar and gauge fields in an expanding universe. CosmoGattice incorporates a series of features that makes it very versatile and powerful: i) it is ...

ELSEVIER2023

Probing hidden sectors with a muon beam: Implication of spin-0 dark matter mediators for the muon (g-2) anomaly and the validity of the Weiszäcker-Williams approach

Serguei Sekatski

In addition to vector (V) type new particles extensively discussed previously, both CP-even (S) and CP-odd (P) spin-0 dark matter (DM) mediators can couple to muons and be produced in the bremsstrahlung reaction μ- + N → μ- + N + S(P). Their possible subse ...

American Physical Society2023

Electron-Photon Quantum State Heralding Using Photonic Integrated Circuits

Tobias Kippenberg, Guanhao Huang

Recently, integrated photonic circuits have brought new capabilities to electron microscopy and been used to demonstrate efficient electron phase modulation and electron-photon correlations. Here, we quanti-tatively analyze the feasibility of high-fidelity ...

AMER PHYSICAL SOC2023

One-Dimensional "Ghost Imaging" in Electron Microscopy of Inelastically Scattered Electrons

Fabrizio Carbone, Ivan Madan, Giovanni Maria Vanacore, Simone Gargiulo

Entanglement and correlation are at the basis of quantummechanicsand have been used in optics to create a framework for "ghostimaging". We propose that a similar scheme can be used in anelectron microscope to exploit the correlation of electrons with theco ...

2023

Dynamics of Motility-Induced Clusters: Coarsening beyond Ostwald Ripening

Pasquale Digregorio

We study the dynamics of clusters of active Brownian disks generated by motility-induced phase separation, by applying an algorithm that we devised to track cluster trajectories. We identify an aggregation mechanism that goes beyond Ostwald ripening but al ...

2023

Confinement-Controlled Water Engenders Unusually High Electrochemical Capacitance

Aleksandra Radenovic, Andrei Kiselev, Vasily Artemov

The electrodynamicsof nanoconfined water have been shownto changedramatically compared to bulk water, opening room for safe electrochemicalsystems. We demonstrate a nanofluidic "water-only" batterythat exploits anomalously high electrolytic properties of p ...

AMER CHEMICAL SOC2023

Electromagnetic processes of nuclear excitation: from direct photoabsorption to free electron and muon capture

Simone Gargiulo

In the vast expanse of the Universe and on our planet, nuclei exist in a state of excitement. These excited nuclear states (isomers) can persist for varying periods, from fractions of a second to billions of years and beyond, before decaying to their groun ...

EPFL2023

Microlens-enhanced silicon photomultiplier arrays for LHCb SciFi Tracker Upgrade Ib

Guido Haefeli, Olivier Schneider, Carina Trippl, Ettore Zaffaroni

A large-scale Scintillating Fibre Tracker has been developed and constructed for the current LHCb Upgrade 1. The high radiation by fast neutrons reduces the light yield of the detector in the course of LHC Run 3, and is challenging the tracker's hit detect ...

ELSEVIER2022

Role of stochastic noise and generalization error in the time propagation of neural-network quantum states

Giuseppe Carleo

Neural-network quantum states (NQS) have been shown to be a suitable variational ansatz to simulate out-of-equilibrium dynamics in two-dimensional systems using timedependent variational Monte Carlo (t-VMC). In particular, stable and accurate time propagat ...

SCIPOST FOUNDATION2022

Fractal Modeling of Polymer Plasma Laser Ablation, Plasma Plume Tsallis Entropy and Its q-Statistics Interpretation, Part I: Theory

Maria-Alexandra Paun

Polymer plasma produced by laser ablation is investigated in a theoretical manner. In relation to the fact that the charge carrier circulation is assumed to take place on fractal curves, the so-called fractality type, electrical charge transport can be res ...

MDPI2022

Generalized Coherent Photogalvanic Effect in Coherently Seeded Waveguides

Camille Sophie Brès, Jianqi Hu, Edgars Nitiss, Ozan Yakar

The coherent photogalvanic effect leads to the generation of a current under the absorption interference of coherent beams and allows for the inscription of space-charge gratings leading to a second-order susceptibility (chi((2))). The inscribed grating au ...

2022