Dedicated SiPM array for GRD of GECAMThe discovery of gravitational waves and gamma-ray bursts heralds the era of multi-messenger astronomy. With the adoption of two small satellites to achieve the all-sky monitoring of gamma-ray…D. L. Zhang, X. L. Sun, Z. H. An et al.·Dec 9, 2021SaveLearn
Hint for a minimal interaction length in e+e-γγ annihilation in total cross section of centre-of-mass energies 55-207 GeVThe measurements of the total cross section of the e+e-γγ reaction from the VENUS, TOPAS, OPAL, DELPHI, ALEPH and L3 collaborations, collected between 1989 to 2003, are used to…Yutao Chen, Minghui Liu, Jürgen Ulbricht·Dec 9, 2021SaveLearn
A Search for Wavelike Dark Matter with Dielectrically-loaded Multimode CavitiesDark matter makes up 85% of the matter in the universe and 27% of its energy density, but we don't know what comprises dark matter. There are several compelling candidates for dark matter that have…Raphael Cervantes·Dec 8, 2021SaveLearn
Search for a right-handed W boson and a heavy neutrino in proton-proton collisions at s = 13 TeVA search is presented for a right-handed W boson (WR) and a heavy neutrino (N), in a final state consisting of two same-flavor leptons (ee or μμ) and two quarks. The search is…CMS Collaboration·Dec 7, 2021SaveLearn
Search for heavy resonances decaying to a pair of Lorentz-boosted Higgs bosons in final states with leptons and a bottom quark pair at s = 13 TeVA search for new heavy resonances decaying to a pair of Higgs bosons (HH) in proton-proton collisions at a center-of-mass energy of 13 TeV is presented. Data were collected with the CMS detector at…CMS Collaboration·Dec 6, 2021SaveLearn
Search for tetraquark states Xccss in Ds+Ds+~(Ds*+Ds*+) final states at BelleA search for double-heavy tetraquark state candidates Xccss decaying to Ds+Ds+ and Ds*+ Ds*+ is presented for the first time using the data samples of 102…Belle Collaboration, X. Y. Gao, Y. Li et al.·Dec 5, 2021SaveLearn
Observation of b0→ D+ p π-π- and b0→ D*+ p π-π- decaysThe multihadron decays b0→ D+ p π-π- and b0→ D*+ p π-π- are observed in data corresponding to an integrated luminosity of 3fb-1,…R. Aaij, A. S. W. Abdelmotteleb, C. Abellán Beteta et al.·Dec 3, 2021SaveLearn
Search for flavour-changing neutral-current interactions of a top quark and a gluon in pp collisions at s=13 TeV with the ATLAS detectorA search is presented for the production of a single top quark via left-handed flavour-changing neutral-current (FCNC) interactions of a top quark, a gluon and an up or charm quark. Two production…ATLAS Collaboration·Dec 2, 2021SaveLearn
Testing the EFT paradigm with top quark final states in proton-proton collisions at LHC with ATLAS and CMSWith the absence of the direct detection of new physics and the large data set collected at the LHC, the search for indirect effects in precision measurements became popular. Effective field theories…Dennis Schwarz·Dec 2, 2021SaveLearn
Impact of jet-production data on the next-to-next-to-leading-order determination of HERAPDF2.0 parton distributionsThe HERAPDF2.0 ensemble of parton distribution functions (PDFs) was introduced in 2015. The final stage is presented, a next-to-next-to-leading-order (NNLO) analysis of the HERA data on inclusive…H1, ZEUS Collaborations, : et al.·Dec 2, 2021SaveLearn
Measurements of the associated production of a W boson and a charm quark in proton-proton collisions at s = 8 TeVMeasurements of the associated production of a W boson and a charm (c) quark in proton-proton collisions at a centre-of-mass energy of 8 TeV are reported. The analysis uses a data sample…CMS Collaboration·Dec 2, 2021SaveLearn
Non-Parametric Data-Driven Background Modelling using Conditional ProbabilitiesBackground modelling is one of the main challenges in particle physics data analysis. Commonly employed strategies include the use of simulated events of the background processes, and the fitting of…A. Chisholm, T. Neep, K. Nikolopoulos et al.·Dec 1, 2021SaveLearn
Proton Radius from Muonic Hydrogen Spectroscopy and Effect of Atomic Nucleus MotionThe proton radius has been measured in electron-proton scattering experiments and laser based spectroscopy of muonic hydrogen. The latter method is based on the precise calculations for the atomic…Vitaly Baturin, Igor Strakovsky·Dec 1, 2021SaveLearn
New Methods and Simulations for Cosmogenic Induced Spallation Removal in Super-Kamiokande-IVRadioactivity induced by cosmic muon spallation is a dominant source of backgrounds for O(10)~MeV neutrino interactions in water Cherenkov detectors. In particular, it is crucial to…Kamiokande Collaboration, S. Locke, A. Coffani et al.·Nov 30, 2021SaveLearn
Kinematic Fitting for Particle Flow Detectors at Future Higgs FactoriesIn many analyses in Higgs, top and electroweak physics, the kinematic reconstruction of the final state is improved by constrained fits. This is a particularly powerful tool at e+e-…Yasser Radkhorrami, Jenny List·Nov 29, 2021SaveLearn
Search for Low-Energy Signals from Fast Radio Bursts with the Borexino DetectorThe search for neutrino events in correlation with several of the most intense fast radio bursts (FRBs) has been performed using the Borexino data. We have searched for signals with visible energies…S. Appel, Z. Bagdasarian, D. Basilico et al.·Nov 29, 2021SaveLearn
Search for the decay Bs0→ηηWe report results from a search for the decay Bs0→ηη using 121.4 fb-1 of data collected at the (5S) resonance with the Belle detector at the KEKB asymmetric-energy…Belle Collaboration, B. Bhuyan, K. J. Nath et al.·Nov 29, 2021SaveLearn
Heavy Flavour Physics and CP Violation at LHCb: a Ten-Year ReviewHeavy flavour physics provides excellent opportunities to indirectly search for new physics at very high energy scales and to study hadron properties for deep understanding of the strong interaction.…Shanzhen Chen, Yiming Li, Wenbin Qian et al.·Nov 29, 2021SaveLearn
Measurement of Wγ differential cross sections in proton-proton collisions at s = 13 TeV and effective field theory constraintsDifferential cross section measurements of Wγ production in proton-proton collisions at s = 13 TeV are presented. The data set used in this study was collected with the CMS…CMS Collaboration·Nov 27, 2021SaveLearn
Search for the decay hc→π0J/A search for the decay hc→π0J/ is performed using a sample of hc produced in the reaction e+e-→π+π-hc. The data samples were collected with the BESIII…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Nov 27, 2021SaveLearn
Observation of J/ decays to e+e-e+e- and e+e-μ+μ-Using a data sample of 4.481× 108 events collected with the BESIII detector, we report the first observation of the four-lepton-decays J/ e+e-e+e- and $J/…BESIII Collaboration, M. Ablikim, M. N. Achasov et al.·Nov 27, 2021SaveLearn
Search for heavy resonances decaying to ZZ or ZW and axion-like particles mediating nonresonant ZZ or ZH production at s = 13 TeVA search has been performed for heavy resonances decaying to ZZ or ZW and for axion-like particles (ALPs) mediating nonresonant ZZ or ZH production, in final states with two charged leptons ( =…CMS Collaboration·Nov 26, 2021SaveLearn
First Results and Prospects for τ Lepton Physics at Belle~IIBelle II has a broad τ physics program, in particular in searches for lepton flavour and lepton number violations. Belle II profits from the relatively large τ-pair production rate in the…Thomas Kraetzschmar·Nov 26, 2021SaveLearn
Proton Electromagnetic Form Factors in the Time-like Region through the Scan TechniqueFor over 100 years, scientists have investigated the properties of the proton, which is one of the most abundant components of visible matter in the universe. Nevertheless, researchers do not fully…L. Xia, Ch. Rosner, Y. D. Wang et al.·Nov 25, 2021SaveLearn
Measurement of the branching fraction and CP asymmetry for BD0 π decaysWe measure the branching fractions and CP asymmetries for the decays B0 D0π0 and B+ D0π+, using a data sample of 772× 106 BB pairs…Belle Collaboration, T. Bloomfield, M. E. Sevior et al.·Nov 24, 2021SaveLearn