One-loop amplitudes for ttj and ttγ productions at the LHC through O(ε2)We present analytic expressions for the one-loop QCD helicity amplitudes contributing to top-quark pair production in association with a photon or a jet at the Large Hadron Collider (LHC), evaluated…Souvik Bera, Colomba Brancaccio, Dhimiter Canko et al.·May 14, 2026SaveLearn
Primordial black holes and magnetic fields in conformal neutrino mass modelsSufficiently strong and long-lasting first-order phase transitions can produce primordial black holes (PBHs) that contribute substantially to the dark matter abundance of the Universe, and can…Shyam Balaji, João Gonçalves, Danny Marfatia et al.·May 14, 2026SaveLearn
Imprints of energy injection by compact dark stars in the 21-cm signalA strongly self-interacting component of asymmetric dark matter particles can form compact dark stars. The high dark matter density in these objects may allow significant dark matter annihilation…Boris Betancourt Kamenetskaia, Alejandro Ibarra, Chris Kouvaris·May 14, 2026SaveLearn
Highly Excited Electron Cyclotron for QCD Axion and Dark-Photon DetectionWe propose using highly excited cyclotron states of a trapped electron to detect meV axion and dark photon dark matter, marking a significant improvement over our previous proposal and demonstration…Xing Fan, Gerald Gabrielse, Peter W. Graham et al.·May 14, 2026SaveLearn
Matching collinear factorization with color-glass condensate for inclusive and exclusive deep inelastic scatteringCollinear factorization and color-glass condensate (CGC) effective field theory are generally treated as separate approaches for calculating scattering amplitudes, valid in different kinematic…Shohini Bhattacharya, Chuan-Qi He, Zhong-Bo Kang et al.·May 13, 2026SaveLearn
New analysis for Nucleon Form Factors from GPDsGeneralized Parton Distributions (GPDs) provide a comprehensive framework for describing the three-dimensional structure of the nucleon. Extracting GPDs from experimental data requires flexible and…Fatemeh Arbabifar, Nader Morshedian, Shahin Atashbar Tehrani·May 13, 2026SaveLearn
A Phenomenological Model of Mesons for Charged Current Weak DecaysWe propose a phenomenological model of pseudo scalar mesons to describe charged-current weak decays of heavy-light mesons. The approach combines chiral symmetry in the light sector with heavy-quark…Sabyasachi Chakraborty, Namit Mahajan, Tuhin S. Roy·May 13, 2026SaveLearn
A New Source of Millicharged Particles: Secondary Showers in the LHC Forward AbsorberMillicharged particles (mCPs) are a well-motivated target for far-forward searches at the Large Hadron Collider. We identify and quantify a significant new source of these particles: secondary…Jyotismita Adhikary, Peiran Li, Zhen Liu et al.·May 13, 2026SaveLearn
Baryoid Dark Matter from ZN Domain Walls: The (N-1):1 origin of the dark matter-baryon coincidenceWe propose an explanation for the dark matter-baryon coincidence based on collapsing ZN domain walls, which form a novel compact baryonic state: the baryoid. A baryoid has an…Yang Bai, Ting-Kuo Chen·May 13, 2026SaveLearn
Heavy Vector Triplets at a Muon ColliderHeavy spin-one particles are well-motivated new physics candidates that can have their origin in weakly coupled extensions of the Standard Model gauge group or in strongly coupled Composite Higgs…Francesca Acanfora, Michael J. Baker, Timothy Martonhelyi et al.·May 13, 2026SaveLearn
Exploring neutrino loss with diffuse astrophysical neutrino fluxesWe study the sensitivity of the diffuse high-energy neutrino flux observed in IceCube to new-physics effects resulting in an exponential flux attenuation along the trajectory, such as invisible…Ivan Esteban, Alberto M. Gago, M. C. Gonzalez-Garcia et al.·May 13, 2026SaveLearn
Logarithmically-accurate showers with massive quarksWe formulate PanScales final-state showers that account for quark masses and achieve next-to-leading logarithmic accuracy, while preserving the original accuracy of the showers for observables where…Melissa van Beekveld, Silvia Ferrario Ravasio, Alba Soto-Ontoso et al.·May 13, 2026SaveLearn
Probing the Electroweak Phase Transition in the Flipped Two-Higgs-Doublet Model at the LHCWe study the CP-conserving flipped (Type-Y) Two-Higgs-Doublet Model (2HDM) in the large-β regime (β>30), focusing on its implications for electroweak phase transitions (EWPTs) and LHC…Jidong Du, Yun Jiang, Wei Su·May 13, 2026SaveLearn
Dark photon searches in the photon channelSpectral shape differences between photons produced in π0γ+γ and π0γ+AD may provide a new avenue for dark photon searches. Assuming 70 μm thick tungsten foils separated by 200 μm and…D. Aristizabal Sierra, A. Betancur, K. Pohl et al.·May 13, 2026SaveLearn
Calorimetric approach to paleo-detection of dark matterWe present the first paleo-detector dark matter sensitivity analysis based on a calorimetric readout, in which the number of stable lattice vacancies produced by each nuclear recoil is used as a…Samuel Hedges, Patrick Huber·May 13, 2026SaveLearn
Evaluating alternative spin scenarios of Pcc(4440) and Pcc(4457) using heavy quark symmetriesHeavy quark symmetries are useful for predicting the existence of heavy states, their masses, and spin states. Despite numerous studies on the Pcc(4440) and Pcc(4457) heavy…Duygu Yıldırım·May 13, 2026SaveLearn
Probing Boosted Light Scalars in the Type-I 2HDMIn the Type-I two-Higgs Doublet Model (2HDM), the additional scalars may be light ( 100 GeV) without conflicting with experimental constraints from LHC searches or from flavour observables.…Partha Konar, Tanmoy Mondal, Chandrima Sen·May 13, 2026SaveLearn
NLO QCD and parton-shower effects for Higgs-boson production in association with a hard photon via vector-boson fusionWe present an implementation of Higgs-boson production in association with a hard, isolated photon via vector-boson fusion in the framework of the POWHEG BOX for the consistent matching of…Barbara Jäger, Simon Reinhardt·May 13, 2026SaveLearn
Factorization of denominators as a `fuel' for Feynman integral reductionRational-function simplification is key bottlenecks in integration-by-parts (IBP) reduction of Feynman integrals. We study denominator factorization patterns appearing in IBP coefficients and develop…Alexander V. Smirnov, Vladislav. A. Fokin, Egor Yu. Chuvashov·May 13, 2026SaveLearn
Determining the Spin-Analyzing Powers via Invariants of the Spin Correlation Matrices and Probing the Bell Non-Locality at the Lepton CollidersWe consider the two-fermion Fa Fb productions and decays via one mediator exchange at the e+e- collider. With the assumption that the spin is defined via the Lorentz symmetry, or considering…Dianwei Wang, Xiqing Hao, Liwei Liu et al.·May 13, 2026SaveLearn
Precision Cell Resampling with a Relative and Resonant Aware MetricWe present a metric on the space of scattering events based on relative transverse momenta and with explicit sensitivity to intermediate resonances. With this new metric, negative weights in an event…Jeppe R. Andersen, Ella Cole, Andreas Maier·May 13, 2026SaveLearn
Prospects for Measuring H invisble at the FCCeeWe present the prospects for measuring H invisble decays at the Future Circular Collider electron-positron at s = 240 GeV with an integrated luminosity of 10.8 ab-1.…Aman Desai, Paul Jackson·May 13, 2026SaveLearn
Possibility of Probing an Extra Higgs Boson at the Compact Linear ColliderWe study the sensitivity of the Compact Linear Collider (CLIC) to an additional neutral Higgs boson H through the vector boson fusion process e+e- Hν ν, followed by the decay $H …Mohamed Krab·May 13, 2026SaveLearn
Neural Network Generalized Parton Distributions (NNGPD)Generalized parton distributions (GPDs) serve as indispensable tools for the exploration of proton structure. In this study, we offer a deep learning-assisted framework for the extraction of GPDs…Zaki Panjsheeri, Simonetta Liuti·May 13, 2026SaveLearn
Secondary Gravitational Wave Signatures from 5D Rotating Primordial Black Holes in the Dark DimensionWe investigate five-dimensional rotating primordial black holes (PBHs) as dark matter candidates within the Dark Dimension (DD) scenario motivated by the Swampland Program. In this framework, a…Waqas Ahmed, George K. Leontaris·May 13, 2026SaveLearn