Heavy quark mass dependence of the ΛQ light-cone distribution amplitude in QCDWe study the heavy quark mass dependence of the leading-twist light-cone distribution amplitude (LCDA) of the ΛQ baryon in QCD. Starting from the factorization formula that relates the QCD LCDA to…Yu-Ji Shi, Ji Xu, Shuai Zhao·Jul 20, 2026SaveLearn
The Monte Carlo Ecosystem in High-Energy Physics: A PrimerMonte Carlo event generators are the central interface between theoretical calculations and experimental measurements in collider physics. Over several decades, a comprehensive and highly modular…Melissa van Beekveld, Enrico Bothmann, Andy Buckley et al.·Jul 20, 2026SaveLearn
ALP production in Lepton Flavour Violating meson, tau and gauge boson decaysIn this paper we study axion-like particles (ALPs) with lepton-flavour-violating (LFV) couplings in the mass regime above the muon threshold, ma>mμ, where the strong bound from the exotic muon…Marco Ardu, Lorenzo Calibbi, Marco Fedele et al.·Jul 20, 2026SaveLearn
What spectators do during inflationThe inflaton equation of motion including one loop radiative corrections from spectator fields is obtained. We consider a massless scalar conformally coupled to gravity and a massless fermion Yukawa…Daniel Boyanovsky·Jul 20, 2026SaveLearn
Dispersive Analysis of D- and B-Meson Form Factors with Chiral and Heavy-Quark ConstraintsWe analyze the isovector vector form factors of D, D*, B, and B* mesons at low energies. We employ all constraints due to chiral and heavy-quark symmetry, and include the physics of…Simon Mutke, Leon A. Heuser, Ingrid Dax et al.·Jul 20, 2026SaveLearn
Isentropic thermodynamics across the hadron-quark mixed phase in a two-phase model with a PNJL quark descriptionWe study the hadron-quark mixed phase within a two-phase model for symmetric and asymmetric matter. For the quark sector we employ the (2+1) Polyakov-extended Nambu-Jona-Lasinio model (PNJL) with…Eduardo L. G. Salgado, Pedro Costa, Constança Providência·Jul 20, 2026SaveLearn
Non linear Regge trajectories of quarkonia from holographyWe propose a holographic model for quarkonia using the WKB approximation with the Langer correction to properly reproduce nonlinear Regge trajectories of the form mn2 = β(n + c0)2/3 + c1.…Nelson R. F. Braga, Yan F. Ferreira·Jul 20, 2026SaveLearn
Relative enhancement of low-mass vector-boson exchange in higher waves matrix elements: parity non-conservation in hydrogenModels of unification predict additional Z' boson, which contributes to parity non-conservation (PNC) in atoms. If Z' boson is light, ratio of Z' boson contribution to the Standard…V. A. Dzuba, V. V. Flambaum, G. K. Vong·Jul 19, 2026SaveLearn
Kapitza Inspired Effective Interaction for the Exotic State X(3872): A Coupled-Channel Potential Model StudyThe X(3872) remains one of the most intriguing exotic hadrons, lying extremely close to the D0D*0 threshold. We construct an effective potential consisting of Coulomb, linear confinement…M. Monemzadeh, N. Tazimi·Jul 19, 2026SaveLearn
Heavy meson chiral perturbation theory constraints on a charm-coupled GeV-scale QCD axionThe QCD axion with charm-only Peccei-Quinn coupling evades the isospin-violation problem of light-quark models in χPT. Since mc>Λ QCD, we employ heavy meson chiral perturbation theory…Bo-Qiang Lu·Jul 19, 2026SaveLearn
Breaking the Democratic Limit in the Generalized Friedberg-Lee Model: Implications for Neutrino Masses and MixingWe investigate a generalized Friedberg--Lee (FL) framework for neutrino masses, focusing on the singular parameter space at Point D (α= β= -1/3). At this limit, the neutrino mass matrix exhibits a…N. Razzaghi·Jul 19, 2026SaveLearn
Scrutinizing lepton flavor universality and transition form factor correlation from charmed meson semileptonic decay into light strange vector K* mesonIn this paper, we calculate the transition form factors (TFFs) A1,2(q2) and V(q2) of Ds+ K*0 decays by using the QCD light-cone sum rule (QCD LCSR) and constructing a correlation…Sheng-Bo Wu, Dong Huang, Fang-Ping Peng et al.·Jul 19, 2026SaveLearn
Detailed study of the dual symmetry of dense quark matter within the effective action formalismThe symmetry properties of the phase diagram of dense quark matter composed of u and d quarks with three colors have been investigated in the framework of massless (3+1)-dimensional…T. G. Khunjua, K. G. Klimenko, R. N. Zhokhov·Jul 19, 2026SaveLearn
Holographic spectral functions of exotic spin-1 mesonsWe develop a general holographic framework for computing thermal spectral functions of exotic spin--1 mesons. A bulk Proca mass encodes the canonical ultraviolet dimension of the interpolating…Yan-Qing Zhao, Zhou-Run Zhu·Jul 19, 2026SaveLearn
Neutrino lines and photon continua from cascade dark matter decayWe investigate the two-body decay of fermionic dark matter, χ(χ) X+ν(ν), where the light mediator X subsequently decays into photons. We consider two benchmark models: an axion-like…Jun Guo, Shi-ying Zhao, Bin Zhu·Jul 19, 2026SaveLearn
Imprints of Higgs-portal fermionic dark matter on neutron-star tidal deformability and the mass-radius slopeWe investigate the structure of neutron stars (NSs) admixed with fermionic dark matter (DM) using three density-dependent relativistic mean-field (DDRMF) functionals (DDME, DDB, and GDFM) for…Monmoy Molla, Mehedi Kalam, Tuhin Malik·Jul 19, 2026SaveLearn
Candia-v2: Logarithmic expansions for DGLAP evolution in x-spaceWe present Candia-v2, an open-source software package that generalizes the x-space Candia algorithm to next-to-next-to-next-to-leading order (N3LO) accuracy in Quantum Chromodynamics (QCD).…Casey Hampson, Marco Guzzi·Jul 19, 2026SaveLearn
Naturally quality-safe GeV axion with charm couplingThe GeV-scale QCD axion -- where Peccei-Quinn (PQ) symmetry is broken by the QCD condensate at fa(1)~GeV -- faces a structural isospin problem: the PQ spurion coupling to light…Bo-Qiang Lu·Jul 19, 2026SaveLearn
Neutrino mass and leptogenesis in the non-SUSY modular A5 inverse seesaw modelA non-supersymmetric inverse seesaw model of neutrino mass based on the A5 modular symmetry is presented. This framework provides a combined explanation for neutrino masses, mixing, and…Xianshuo Zhang, Yakefu Reyimuaji·Jul 19, 2026SaveLearn
Extracting the speed of sound of QCD from transverse momentum fluctuationsWe extract the speed of sound (cs) in the quark-gluon plasma from ATLAS data on the probability distribution of the transverse momentum per particle, [pT], in ultra-central Pb+Pb collisions.…Mubarak Alqahtani, Tribhuban Parida, Jean-Yves Ollitrault·Jul 19, 2026SaveLearn
Search for Vector-Like Singlet Top (T) Quark in a Future Muon-Proton (μp) Collider at s = 5.29, 6.48, and 9.16 TeV using Advanced Machine Learning ArchitecturesIn this work, we explore the discovery potential of Vector-Like Singlet Top quarks (T) at a future μp collider with center-of-mass energies of 5.29, 6.48, and 9.16 TeV, providing a unique…Haroon Sagheer, M. Tayyab Javaid, Mudassar Hussain et al.·Jul 19, 2026SaveLearn
Scaling behaviour of charged particles generated in Xe-Xe collisions at sNN = 5.44 TeV using the AMPT modelThe spatial configurations of particles produced in the kinematic phase space during a heavy-ion collision reflect the characteristics of the system created in the collision. The scaling behaviour of…Zarina Banoo, Ramni Gupta, Salman K. Malik et al.·Jul 19, 2026SaveLearn
New MiniBooNE excess interpretation using Pseudo-Hermitian neutrino oscillationThe excess observed in the MiniBooNE experiment data has been confirmed by several data releases and analyses. Several attempts to explain this excess have been proposed in the literature, using…M. L. Abdelali, N. Mebarki, B. Boutaghane et al.·Jul 19, 2026SaveLearn
Early vs late string networks from a minimal QCD AxionWe propose a new regime of minimal QCD axion dark matter that lies between the pre- and post-inflationary scenarios, such that the Peccei-Quinn (PQ) symmetry is restored only on sufficiently large…Marco Gorghetto, Edward Hardy, Horia Nicolaescu et al.·Jul 19, 2026SaveLearn
Geometric Scaling and the OdderonBased on geometric scaling of elastic pp and possibly pp cross-sections, we derive simple formulae for the complex crossing-even and crossing-odd scattering amplitudes in terms of two…Michal Praszalowicz·Jul 18, 2026SaveLearn