Evidence for four-top quark production in proton-proton collisions at s = 13 TeVThe production of four top quarks (tttt) is studied with LHC proton-proton collision data samples collected by the CMS experiment at a center-of-mass energy of 13 TeV, and…CMS Collaboration·Mar 7, 2023SaveLearn
First results of axion dark matter search with DANCEAxions are one of the well-motivated candidates for dark matter, originally proposed to solve the strong CP problem in particle physics. Dark matter Axion search with riNg Cavity Experiment (DANCE)…Yuka Oshima, Hiroki Fujimoto, Jun'ya Kume et al.·Mar 7, 2023SaveLearn
Measurements of neutrino oscillation parameters from the T2K experiment using 3.6×1021 protons on targetThe T2K experiment presents new measurements of neutrino oscillation parameters using 19.7(16.3)×1020 protons on target (POT) in (anti-)neutrino mode at the far detector (FD). Compared to…The T2K Collaboration, K. Abe, N. Akhlaq et al.·Mar 6, 2023SaveLearn
Spin Density Matrix for - and its Polarization Alignment in (3686) - +We investigate the spin density matrix of - in the Cartesian coordinate system of baryon-antibaryon pairs produced in e+e- annihilation. Using the helicity formalism of Jacob and…Zhe Zhang, Jiao Jiao Song·Mar 5, 2023SaveLearn
Using a DSL to read ROOT TTrees faster in UprootUproot reads ROOT TTrees using pure Python. For numerical and (singly) jagged arrays, this is fast because a whole block of data can be interpreted as an array without modifying the data. For other…Aryan Roy, Jim Pivarski·Mar 3, 2023SaveLearn
Configurable calorimeter simulation for AI applicationsA configurable calorimeter simulation for AI (COCOA) applications is presented, based on the Geant4 toolkit and interfaced with the Pythia event generator. This open-source project is aimed to…Francesco Armando Di Bello, Anton Charkin-Gorbulin, Kyle Cranmer et al.·Mar 3, 2023SaveLearn
Determination of Spin-parity Quantum Numbers for the Narrow Structure Near the p Threshold in e+e- pK-+c.c.A narrow structure in the p system near the mass threshold, named as X(2085), is observed in the process e+e- p K- with a statistical significance greater than…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Mar 3, 2023SaveLearn
Semileptonic and Leptonic B Physics at Belle IISemileptonic decays of B mesons that proceed via b→ u and b→ c transitions, as well as rare leptonic B decays, are fertile grounds for probing new physics beyond the…Priyanka Cheema·Mar 3, 2023SaveLearn
Hierarchical Graph Neural Networks for Particle Track ReconstructionWe introduce a novel variant of GNN for particle tracking called Hierarchical Graph Neural Network (HGNN). The architecture creates a set of higher-level representations which correspond to tracks…Ryan Liu, Paolo Calafiura, Steven Farrell et al.·Mar 3, 2023SaveLearn
Search for pair production of third-generation leptoquarks decaying into a bottom quark and a τ-lepton with the ATLAS detectorA search for pair-produced scalar or vector leptoquarks decaying into a b-quark and a τ-lepton is presented using the full LHC Run 2 (2015-2018) data sample of 139 fb-1 collected with the…ATLAS Collaboration·Mar 2, 2023SaveLearn
A search for decays of the Higgs boson to invisible particles in events with a top-antitop quark pair or a vector boson in proton-proton collisions at s = 13 TeVA search for decays to invisible particles of Higgs bosons produced in association with a top-antitop quark pair or a vector boson, which both decay to a fully hadronic final state, has been…CMS Collaboration·Mar 2, 2023SaveLearn
Search for Two-neutrino Double-Beta Decay of 136 Xe to the 0+1 excited state of 136 Ba with the Complete EXO-200 DatasetA new search for two-neutrino double-beta (2ββ) decay of 136 Xe to the 0+1 excited state of 136 Ba is performed with the full EXO-200 dataset. A deep learning-based…200 Collaboration, S. Al Kharusi, G. Anton et al.·Mar 2, 2023SaveLearn
Measurement of transverse polarization in e+e- collisions at s= 3.68-3.71 GeVWith data samples collected with the BESIII detector at seven energy points at s= 3.68 - 3.71 GeV, corresponding to an integrated luminosity of 333 pb-1, we present a study of the…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Mar 1, 2023SaveLearn
Improved measurement of the branching fractions of the inclusive decays D+ KS0X and D0 KS0XBy analyzing 2.93 fb-1 of e+e- collision data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, the branching fractions of the inclusive decays D+ K0S X and…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Feb 28, 2023SaveLearn
Recent results from DEAP-3600DEAP-3600 is the largest running dark matter detector filled with liquid argon, set at SNOLAB, in Sudbury, Canada, 2 km underground. The experiment holds the most stringent exclusion limit in argon…Michela Lai·Feb 28, 2023SaveLearn
Charm and B to charm decays at Belle IIWe report on precise measurements of charmed hadron lifetimes from the Belle II experiment and on the measurement of the angle γ combining Belle and Belle II data. To measure charmed hadron…R. Manfredi·Feb 28, 2023SaveLearn
Precise measurements of D meson lifetimesWe report the result of D0 and D+ lifetime measurement using D0 K-π+ and D+ K-π+π+ decays reconstructed using 72~ fb-1 of data collected by the Belle II…N. K. Nisar·Feb 28, 2023SaveLearn
Measurements of charm lifetimes at Belle IIWe report on absolute lifetime measurements of charmed hadrons using the data collected by the Belle II experiment between 2019 and 2021. The measured lifetimes of D0, D+, and c+ are…N. K. Nisar·Feb 28, 2023SaveLearn
Ntuple Wizard: An Application to Access Large-Scale Open Data from LHCbMaking 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…Christine A. Aidala, Christopher Burr, Marco Cattaneo et al.·Feb 28, 2023SaveLearn
Electromagnetic modeling and science reach of DMRadio-m3DMRadio-m3 is an experiment that is designed to be sensitive to KSVZ and DFSZ QCD axion models in the 10--200\,MHz (41 neV/c2 -- 0.83 μeV/c2) range. The experiment uses a solenoidal dc…DMRadio Collaboration, A. AlShirawi, V. Ankel et al.·Feb 27, 2023SaveLearn
Precision Measurement of the Decay + → pγ in the Process J/→ +-Using (10\:08744)×106 J/ events collected with the BESIII detector, the radiative hyperon decay → pγ is studied at an electron-positron collider experiment…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Feb 27, 2023SaveLearn
Update of hadronic decays of J/ and (2S) though virtual photonsThe hadronic decay branching ratios of J/ and (2S) through virtual photons, B(J/, (2S) → γ*→ hadrons), are updated by using the latest published…Shudong Wang, Gang Li, Zhaoling Zhang et al.·Feb 26, 2023SaveLearn
A Time Projection Chamber to Search for Feebly Interacting Bosons via Proton Induced Nuclear ReactionsWe propose a new Time Projection Chamber particle detector (TPC) to search for the existence of feebly-interacting bosons and to investigate the existence of the X17 boson, proposed by the ATOMKI…Martin Sevior, Michael Baker, Lindsey Bignell et al.·Feb 26, 2023SaveLearn
Measurement of decay-time-dependent CP violation in B0 J/ K0S decays using 2019-2021 Belle II dataWe report a measurement of the mixing-induced and direct CP violation parameters SCP and ACP from B0 J/ K0S decays reconstructed by the Belle II…Belle II Collaboration, I. Adachi, L. Aggarwal et al.·Feb 24, 2023SaveLearn
Prospects of Searches for Anomalous Hadronic Higgs Boson Decays at the LHeCThe future Large Hadron Electron Collider (LHeC) would enable collisions of an intense electron beam with either protons or heavy ions at the High Luminosity-Large Hadron Collider (HL- LHC). With a…Subhasish Behera, Manuel Hageluken, Matthias Schott·Feb 24, 2023SaveLearn