Lepton Flavour Universality tests in electroweak penguin decays at LHCbThe coupling of the electroweak gauge bosons of the Standard Model (SM) to leptons is flavour universal. Extensions of the SM do not necessarily have this property. Rare decays of heavy flavour are…Carla Marin Benito·Feb 27, 2021SaveLearn
Study of Drell-Yan dimuon production in proton-lead collisions at sNN = 8.16 TeVDifferential cross sections for the Drell-Yan process, including Z boson production, using the dimuon decay channel are measured in proton-lead (pPb) collisions at a nucleon-nucleon centre-of-mass…CMS Collaboration·Feb 26, 2021SaveLearn
Probing gluon spin-momentum correlations in transversely polarized protons through midrapidity isolated direct photons in p+p collisions at s=200 GeVStudying spin-momentum correlations in hadronic collisions offers a glimpse into a three-dimensional picture of proton structure. The transverse single-spin asymmetry for midrapidity isolated direct…U. A. Acharya, C. Aidala, Y. Akiba et al.·Feb 26, 2021SaveLearn
Search for resonances decaying into photon pairs in 139 fb-1 of pp collisions at s = 13 TeV with the ATLAS detectorSearches for new resonances in the diphoton final state, with spin 0 as predicted by theories with an extended Higgs sector and with spin 2 using a warped extra-dimension benchmark model, are…ATLAS Collaboration·Feb 26, 2021SaveLearn
First measurement of large area jet transverse momentum spectra in heavy-ion collisionsJet production in lead-lead (PbPb) and proton-proton (pp) collisions at a nucleon-nucleon center-of-mass energy of 5.02 TeV is studied with the CMS detector at the LHC, using PbPb and pp data samples…CMS Collaboration·Feb 25, 2021SaveLearn
Evidence for X(3872) in PbPb collisions and studies of its prompt production at sNN = 5.02 TeVThe first evidence for X(3872) production in relativistic heavy ion collisions is reported. The X(3872) production is studied in lead-lead (PbPb) collisions at a center-of-mass energy of…CMS Collaboration·Feb 25, 2021SaveLearn
Measurements of asymmetries in top-quark production and tests of lepton universality in ATLASThe top quark is the heaviest known fundamental particle. As it is the only quark that decays without hadronisation, it provides the unique opportunity to probe the properties of bare quarks at the…Nello Bruscino·Feb 25, 2021SaveLearn
Measurements of the branching fractions of Λc+ p η and Λc+ p π0 decays at BelleWe report measurements of the branching fractions of singly Cabibbo-suppressed decays Λc+ p η and Λc+ p π0 using the full Belle data sample corresponding to an integrated luminosity…Belle Collaboration, S. X. Li, C. P. Shen et al.·Feb 24, 2021SaveLearn
Charmonium and Charmoniumlike States at the BESIII ExperimentCharmonium is a bound state of a charmed quark and a charmed antiquark, and a charmoniumlike state is a resonant structure that contains a charmed quark and antiquark pair but has properties that are…Chang-Zheng Yuan·Feb 24, 2021SaveLearn
Projected sensitivities of the LUX-ZEPLIN (LZ) experiment to new physics via low-energy electron recoilsLUX-ZEPLIN (LZ) is a dark matter detector expected to obtain world-leading sensitivity to weakly interacting massive particles (WIMPs) interacting via nuclear recoils with a ~7-tonne xenon target…The LZ Collaboration, D. S. Akerib, A. K. Al Musalhi et al.·Feb 23, 2021SaveLearn
Measurement of the absolute branching fractions for purely leptonic Ds+ decaysWe report new measurements of the branching fraction B(Ds+ +ν), where + is either μ+ or τ+(π+ντ), based on 6.32 fb-1 of electron-positron annihilation…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Feb 23, 2021SaveLearn
A Data-driven Event Generator for Hadron Colliders using Wasserstein Generative Adversarial NetworkHighly reliable Monte-Carlo event generators and detector simulation programs are important for the precision measurement in the high energy physics. Huge amounts of computing resources are required…Suyong Choi, Jae Hoon Lim·Feb 23, 2021SaveLearn
Search for sub-millicharged particles at J-PARCWe studied the feasibility of an experiment searching for sub-millicharged particles (χs) using 30 GeV proton fixed-target collisions at J-PARC. The detector is composed of two layers of stacked…Jeong Hwa Kim, In Sung Hwang, Jae Hyeok Yoo·Feb 23, 2021SaveLearn
Characterization of the muography background using the Muon Telescope (MuTe)In this work, we estimate the background components in muography using the MuTe: a hybrid muon telescope composed of two subdetectors -a scintillator hodoscope and a Water Cherenkov Detector (WCD).…Jesús Peña-Rodríguez, Luis A. Núñez, Hernán Asorey·Feb 23, 2021SaveLearn
Eliminating volume fluctuations in fixed-target heavy-ion experimentsExperimental and theoretical studies of fluctuations in nucleus-nucleus interactions at high energies have started to play a major role in understanding of the concept of strong interactions. The…M. Mackowiak-Pawlowska, M. Naskręt, M. Gazdzicki·Feb 22, 2021SaveLearn
A study of muon-electron elastic scattering in a test beamIn 2018, a test run with muons in the North Area at CERN was performed, running parasitically downstream of the COMPASS spectrometer. The aim of the test was to investigate the elastic interactions…Giovanni Abbiendi, Giovanni Ballerini, Dipanwita Banerjee et al.·Feb 22, 2021SaveLearn
Search for new phenomena in events with an energetic jet and missing transverse momentum in pp collisions at s = 13 TeV with the ATLAS detectorResults of a search for new physics in final states with an energetic jet and large missing transverse momentum are reported. The search uses proton-proton collision data corresponding to an…ATLAS Collaboration·Feb 22, 2021SaveLearn
Observation of D0 K1(1270)- e+νeUsing 2.93 fb-1 of e+e- collision data taken with the BESIII detector at a center-of-mass energy of 3.773 \,GeV, the observation of the D0 K1(1270)- e+νe semileptonic decay…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Feb 22, 2021SaveLearn
Search for new decay modes of the ψ2(3823) and the process e+e-→π0π0ψ2(3823)The decays ψ2(3823)→γχc0,1,2, π+π-J/ψ, π0π0J/ψ, ηJ/ψ, and π0J/ψ are searched for using the reaction e+e-→π+π-ψ2(3823) in a 19 fb-1 data sample collected…M. Ablikim, M. N. Achasov, P. Adlarson et al.·Feb 22, 2021SaveLearn
Search for Bs0 → η Xss at Belle using a semi-inclusive methodWe report the first search for the penguin-dominated process Bs0 → η Xss using a semi-inclusive method. A 121.4 fb-1 integrated luminosity Υ(5S)…Belle Collaboration, S. Dubey, T. E. Browder et al.·Feb 20, 2021SaveLearn
A Review of Basic Energy Reconstruction Techniques in Liquid Xenon and Argon Detectors for Dark Matter and Neutrino Physics Using NESTDetectors based upon the noble elements, especially liquid xenon as well as liquid argon, as both single- and dual-phase types, require reconstruction of the energies of interacting particles, both…M. Szydagis, G. A. Block, C. Farquhar et al.·Feb 20, 2021SaveLearn
Measurement of proton electromagnetic form factors in the time-like region using initial state radiation at BESIIIThe electromagnetic process e+e- pp is studied with the initial-state-radiation technique using 7.5 fb-1 of data collected by the BESIII experiment at seven energy points from…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Feb 20, 2021SaveLearn
Search for charged Higgs bosons decaying into a top quark and a bottom quark at s=13 TeV with the ATLAS detectorA search for charged Higgs bosons decaying into a top quark and a bottom quark is presented. The data analysed correspond to 139 fb-1 of proton-proton collisions at s=13TeV, recorded…ATLAS Collaboration·Feb 19, 2021SaveLearn
Precise Neutron Lifetime Measurement Using Pulsed Neutron Beams at J-PARCA neutron decays into a proton, an electron, and an anti-neutrino through the beta-decay process. The decay lifetime (880 s) is an important parameter in the weak interaction. For example, the…N. Sumi, K. Hirota, G. Ichikawa et al.·Feb 19, 2021SaveLearn
Emulating the impact of additional proton-proton interactions in the ATLAS simulation by pre-sampling sets of inelastic Monte Carlo eventsThe accurate simulation of additional interactions at the ATLAS experiment for the analysis of proton-proton collisions delivered by the Large Hadron Collider presents a significant challenge to the…ATLAS Collaboration·Feb 18, 2021SaveLearn