Exclusive semileptonic and nonleptonic J/ψ decaysExclusive semileptonic and nonleptonic J/ψ decays are investigated in the framework of the relativistic quark model based on the quasipotential approach and quantum chromodynamics. The form factors…V. O. Galkin, I. S. Sukhanov·Jun 18, 2026SaveLearn
Exotic hadrons associated with b-quarkCompared to charmonium-like states, exotic hadrons associated with b-quark offer distinct advantages for exploring the nature of multiquark phenomena and the dynamics of the strong interaction. Due…Xinchen Dai, Sen Jia, Alexey Nefediev et al.·Jun 18, 2026SaveLearn
A framework for missing-energy searches with anomalous light vectorsWe study light spin-1 gauge bosons coupled to electroweak-anomalous currents. For generic charge assignments, anomaly cancellation requires new fermions (anomalons) that are chiral under the new…Luca Di Luzio, Marco Nardecchia, Stefano Scacco et al.·Jun 18, 2026SaveLearn
Sterile Neutrino as an Asymmetric Dark MatterWe propose a minimal and predictive framework for asymmetric sterile neutrino dark matter (DM) produced via freeze-in. The standard model (SM) is extended by a gauge-singlet Dirac sterile neutrino…S. Peyman Zakeri·Jun 18, 2026SaveLearn
Non-perturbative effects and soft-gluon dynamics in low-pT Drell-Yan productionThe transverse-momentum spectrum of Drell--Yan lepton pairs at small \ probes non-perturbative QCD effects, including intrinsic partonic transverse momentum and initial-state soft-gluon…D. Subotić, H. Jung, A. V. Kotikov et al.·Jun 18, 2026SaveLearn
Unidentified falling objects in the LHC as dark matter signalsUnidentified Falling Objects (UFOs) refer to sporadic beam losses observed during LHC operation. The prevailing explanation is that micrometer-sized dust particles released from the beam screen…Xunyu Liang, Ariel Zhitnitsky·Jun 18, 2026SaveLearn
Radiative generation of chiral vector operators in b s νν transitionThe recent Belle II evidence for B+ K+ νν, combined with a suppressed branching fraction ratio R B(B0 K*0 νν) / B(B+ K+ νν),…Xin-Shuai Yan, Wen-Feng Liu, Qin Chang et al.·Jun 18, 2026SaveLearn
Heavy Quarkonium Spectrum and Decay Constants from a Neural-Network-Based Holographic ModelWe present a data-driven inverse construction of the dilaton field in a bottom-up AdS/QCD description of heavy vector quarkonia. Instead of adopting an ad hoc analytic ansatz, we use a…Yu Zhang, Xun Chen, Miguel Angel Martin Contreras·Jun 18, 2026SaveLearn
CHIC: Caley-Hamilton, Invariants and Constants for Neutrino Oscillation Probabilities and GradientsWe use the Caley-Hamilton theorem to derive analytical solutions for the three-flavor neutrino propagation amplitude in a constant-density medium and their derivatives with respect to the mixing…Pablo Fernández-Menéndez·Jun 18, 2026SaveLearn
Finite V 2Δ puzzle in low-multiplicity pp collisions from ultra-long-range azimuthal correlations in the string-shoving modelUltra-long range angular correlations have been recently reported by the ALICE collaboration in pp collisions at s=13 TeV below dN ch/ dη=7. The measurements have been…Antonio Ortiz, Dushmanta Sahu, Gyula Bencedi·Jun 18, 2026SaveLearn
New physics in toponium's shadow?ATLAS and CMS have recently reported enhancements in the top-antitop production rate near threshold, a region where non-perturbative QCD dynamics associated with toponium formation become relevant.…Thomas Flacke, Benjamin Fuks, Dongchan Kim et al.·Jun 18, 2026SaveLearn
Bubble velocities in local equilibrium from a pseudopotentialWe present a new method to estimate terminal bubble velocities during first-order phase transitions in a plasma in local equilibrium. The method relies on calculating the extrema of a modified…Martin Münzenberg, Carlos Tamarit·Jun 18, 2026SaveLearn
Probing the Phenomenology of Dark Matter from Decoupled Freeze-OutWe consider a model of dark matter where the mediator corresponds to a superposition of a scalar and pseudoscalar, and the scenario where, after reheating, the number densities of the dark sector…Geneviève Bélanger, Aoife Bharucha, Sreemanti Chakraborti et al.·Jun 18, 2026SaveLearn
Complete two-loop Yukawa-induced running of the Higgs-gluon coupling in SMEFTWe compute the two-loop renormalisation group equation for the effective Higgs to gluon coupling in Standard Model Effective Field Theory. Concretely, we present the contributions generated by the…Stefano Di Noi, Barbara Anna Erdelyi, Ramona Gröber·Jun 18, 2026SaveLearn
First simultaneous global QCD analysis of kaon and pion parton distributions with lattice QCD constraintsWe perform the first simultaneous global QCD analysis of pion and kaon parton distribution functions (PDFs), constrained by pion- and kaon-induced Drell-Yan (DY) and leading neutron electroproduction…P. C. Barry, Chueng-Ryong Ji, W. Melnitchouk et al.·Jun 18, 2026SaveLearn
A Paradigm for the Coupled-Channel Origin of Resonances: the Exotic Tcs in Ds1(2460/2536) DsππThe Tcs state observed in the decay Ds1(2460)+ Ds+π+π- provides direct evidence for an isovector open-charm tetraquark state with strangeness--a discovery that demands a…Zhi Yang, Guang-Juan Wang, Jia-Jun Wu et al.·Jun 18, 2026SaveLearn
New insights from the flavor dependence of quark transverse momentum distributions in the pionWe update our previous extraction of transverse momentum distributions of unpolarized quarks in the pion by implementing a more comprehensive description of theoretical uncertainties and, for the…Lorenzo Rossi, Alessandro Bacchetta, Matteo Cerutti et al.·Jun 18, 2026SaveLearn
Energy Correlators Resolving Proton SpinWe investigate the partonic origin of the proton longitudinal spin using spin-dependent energy correlators measured in lepton-hadron collisions with longitudinally polarized proton beams. These…Jun Gao, Hai Tao Li, Yu Jiao Zhu·Jun 18, 2026SaveLearn
Probing the Axion-Photon-Dark Photon Interaction at Future e+e- CollidersWe study the interaction between photons, dark photons, and axions at future lepton colliders, focusing on single-photon events with missing energy as the experimental signature. We find that future…Chuan-Ren Chen, Yuan-Feng Hsieh, Van Que Tran·Jun 18, 2026SaveLearn
Constraints on millicharged particles from nuclear gamma-decaysWe consider nuclear gamma decays and γ-emitting reactions that can be an efficient source of hypothetical millicharged particles (χ). In particular, we revisit the production of millicharged…Ting Gao, Maxim Pospelov·Jun 18, 2026SaveLearn
Relativistic corrections to exclusive photoproduction of Quarkonia near-thresholdNon-relativistic QCD (NRQCD) is used to calculate the relativistic correction to the amplitude for exclusive photoproduction of vector Quarkonia in the near-threshold region within the generalized…Sarah K. Blask, Sean Fleming, Thomas Mehen et al.·Jun 18, 2026SaveLearn
Exotic Decays and Collider Signatures of pNGB Scalars in the SU(5)/SO(5) Composite Higgs ModelThe nature of the Higgs boson, whether it is elementary or composite, will be investigated through precision measurements at the collider experiments. In composite Higgs scenarios, the Higgs may…Nilanjana Kumar, Vandana Sahdev·Jun 18, 2026SaveLearn
Quantifying Imaginarity in Neutrino SystemsIt is a fundamental question why quantum mechanics employs complex numbers rather than solely real numbers. In this work, we conduct the first analysis of imaginarity quantification in neutrino…Ashutosh Kumar Alok, Trambak Jyoti Chall, Neetu Raj Singh Chundawat et al.·Jun 18, 2026SaveLearn
Freeze-in at all couplingsWe perform a comprehensive analysis of a charged parent freeze-in dark matter model, focusing on scenarios where the Universe reheats to a temperature comparable to or lower than the mass scales of…Andreas Goudelis, Andre Lessa, Lucas Magno Dantas Ramos et al.·Jun 17, 2026SaveLearn
Spin Identification of Dark Sector Mediators through Angular DistributionsA variety of experiments are operating or planned to search for displaced decays of light long-lived dark sector particles. In case such a state is discovered, the next step is determining its…D. Aristizabal Sierra, S. Fuenzalida Garrido, F. Kling et al.·Jun 17, 2026SaveLearn