No excess observed in search for vector-like top quark T to tH in opposite-sign dilepton final states; 95% CL upper limits on sigma times BR range from 2.0 pb at 600 GeV to 0.1 pb at 1000 GeV.
super hub Canonical reference
Navas, et al., Review of particle physics, Phys
Canonical reference. 89% of citing Pith papers cite this work as background.
hub tools
citation-role summary
citation-polarity summary
authors
co-cited works
representative citing papers
CMS observes η → μ⁺μ⁻e⁺e⁻ for the first time and measures its branching fraction as (2.4 ± 0.8) × 10^{-6}.
The measured cross-section ratio to a no-nuclear-effects baseline is 0.25, yielding a nuclear gluon suppression factor R_g^Pb of 0.55 at x ≈ 10^{-3} and μ² = 22.4 GeV².
First measurement of photonuclear D0 production cross section in ultraperipheral PbPb collisions as a function of pT and rapidity, compared to NLO pQCD with nuclear PDFs and CGC predictions.
First successful detection of extensive air showers using a small-aperture fluorescence telescope with a 25 cm Fresnel lens.
Heterotic string theory implies the QCD axion mass is bounded below by 0.5 neV and typically falls in [0.5, 0.8] neV across most compactifications.
Including dimension-8 SMEFT operators alters the allowed parameter space for dimension-6 coefficients in fits to top-decay helicity fractions due to non-trivial correlations and degeneracies at O(Λ^{-4}).
A multiplicative matching scheme reweights Born-level events in PYTHIA 8 so the first parton shower emission follows the real NLO matrix element, improving agreement with HERA DIS data.
CMS reports a simultaneous measurement of 25 N-subjettiness observables in 1-, 2-, and 3-prong jets, unfolded to stable particles with particle-level correlations for QCD modeling.
Spectroxide is a publicly available code package that evolves the photon Boltzmann equation from z ~ 5e6 to today to calculate CMB spectral distortions caused by heat or photon injection, with all code and tests generated by AI under human supervision and validated against analytic limits and prior
Dr.Sai autonomously executed full physics analysis pipelines on real BESIII data to re-measure ten J/psi decay branching fractions, matching established benchmarks without any manual coding.
The Core Representation Theorem states that the universal scheme-invariant carrier for QCD factorization is the relative tensor product C ⊗_A f over the interface algebra A encoding collinear counterterms.
Lattice QCD at the SU(3) symmetric point extracts energy levels for singlet and octet baryon-meson channels to inform the two-pole structure of Lambda(1405).
CMS measures soft-drop groomed radius and momentum balance plus a charged fragmentation function for b jets, observing dead-cone suppression compared to inclusive jets.
A momentum sum-and-difference analysis separates detector bias sources in two-body decays, enabling a projected Lambda mass measurement at LHCb with 0.7 keV/c² tracking systematics and 2.2 keV/c² total uncertainty.
The complexified exceptional Jordan algebra yields fermion mass ratios via a diagonal-action theorem on Sym^3(3) representations after triality breaking, with a universal eigenvalue spectrum fixed by the Jordan cubic.
A data-driven ddFONLL extrapolation method accounts for LHC-observed charm fragmentation non-universality to derive higher total charm cross sections from D0 fiducial measurements at 5 and 13 TeV, consistent with NNLO QCD predictions.
AMBer applies reinforcement learning with physics feedback to automate construction of neutrino flavor models that minimize free parameters, validated on known cases and extended to a new symmetry group.
Dynamical dark energy with perturbations reverses the alleviation of neutrino mass tension seen in smooth models, preferring smaller masses due to degeneracies in growth data from CMB, BAO, RSD, and supernovae.
First estimates place inclusive branching ratios for antideuteron production from Lambda_b decays between 5.7e-4 and 1.4e-3 and from B- decays between 7.4e-6 and 4.3e-5, depending on hadronization scenario.
LCSR analysis of compact pentaquarks yields μ_u/μ_d = -2 for all currents and μ_c = 0 for one current, with numerical moments of order 1-3 μ_N that differ in flavor decomposition from molecular calculations.
TDA factorization with public DensityScattering code and SRG-And-Back scheme yields scattering observables on 3H, 3He, 4He, 6Li from chiral potentials with uncertainties below 6%.
Establishes the HQLaMET two-step factorization scheme to enable lattice QCD computation of the B-meson shape function by separating the effects of disparate scales.
A local reconstruction scheme for Codazzi defects in 4D Lorentzian branches uses a lexicographic residual and CP1 Toeplitz visibility to select the S(U(3)×U(2))/Z6 form and standard one-generation SM exterior package.
citing papers explorer
-
Non-Supersymmetric Baryogenesis from $U(1)$-Breaking Scalar Dynamics
Nonlinear dynamics of a U(1)-breaking complex scalar field generates the observed baryon asymmetry from symmetric initial conditions, with late-time charge density scaling as t^{-3/2} via dynamical freeze-in.
-
Axion-like particle-meson production in semileptonic $\tau$ decays
Chiral EFT with meson-ALP mixing yields predictions for branching ratios, invariant-mass distributions, and forward-backward asymmetries in semileptonic tau decays to axion-like particles and mesons.
-
When Does Leptogenesis Survive Lepton Flavor Violation Constraints? High- and Low-Scale Realizations in the Scotogenic Model
High-scale leptogenesis in the scotogenic model decouples from LFV bounds and remains viable, while low-scale resonant leptogenesis is viable only in a narrow parameter region with suppressed flavor violation.
-
LFV decays in a 3-4-1 model with minimal inverse seesaw neutrinos
In a 3-4-1 model with minimal inverse seesaw, strong correlations are predicted between (g-2) anomalies and LFV decay rates, with the tau to muon gamma decay bound limiting the muon anomaly deviation to 10^{-9}.
-
Gauge coupling unification and doublet-triplet splitting via GUT dynamical breaking
Gauge coupling unification and doublet-triplet splitting in SU(5) can be related via dynamical breaking using fermion condensates in the 10 and 24 representations, while 5-representation condensates are ruled out by proton decay.
-
Hidden-charm $uds\,c\bar c$ pentaquarks as flavor eigenstates in a constituent quark model
Imposing the SU(3) flavor eigenstate condition on udsc c-bar pentaquarks in a constituent quark model yields two structures matching the masses of P_cs(4338) and P_cs(4459) plus two additional predicted states below the J/ψΛ threshold.
-
Decoherence, Perturbations and Symmetry in Lindblad Dynamics -- Implications for Diffractive Dissociation
Single-diffractive cross sections in pp and pbar p collisions are described by a three-parameter fit in a dephasing Lindblad framework yielding a consistent decoherence factor φ ≈ 0.89 that favors CPT-invariant dephasing over CP-invariant.
-
Probing the isospin structure and low-lying resonances in $\Lambda_c^+ \to n\bar{K}^0 \pi^+$ decays
The chiral unitary calculation predicts a narrow peak from N(1535) in the pi+ n invariant mass spectrum and a dip from Lambda(1670) in the K0bar n spectrum, supporting the molecular interpretation of these resonances.
-
Enhanced sensitivity to the $H \to Z\gamma \to \ell^+\ell^-\gamma$ decay at the LHC using machine learning and novel kinematic observables
New correlated observables from the (P_Higgs, θ_Zγ) plane with XGBoost improve H→Zγ signal discrimination from Z/γ* background, raising S/B to 2.1% (electrons) and 3.4% (muons) near the Higgs mass.
-
Hadronic tau decays at higher orders in QCD
Sequence transformations applied to the fixed-order QCD series for hadronic tau decays produce estimates c5,1 = 298 ± 15, c6,1 = 3431 ± 256, c7,1 = 2.29 ± 0.29 × 10^4 and a predicted δ^(0)_FOPT = 0.2119 ± 0.0040.
-
$B_c$ meson decays into $S$-wave charmonium plus light meson pairs in the perturbative QCD approach
pQCD calculations predict ~90% longitudinal polarization in B_c to J/psi or psi(2S) plus rho or K* mediated light meson pairs, with one branching ratio ratio matching LHCb at 2.67 vs 2.80.
-
Measurement of the dineutrino system kinematic variables in dileptonic top quark pair production in proton-proton collisions at$\sqrt{s}$ = 13 TeV
Differential cross sections for ttbar production in e+e-, mu+mu-, and e mu channels measured versus dineutrino pT and azimuthal separation using 138 fb-1 of 13 TeV CMS data, unfolded to particle level with unregularized least squares and found consistent with SM and MC predictions.
-
NLO Corrections to Dimuonium Production in Photon-Photon Collision
NLO QED corrections to para- and ortho-dimuonium production in γγ collisions are calculated via NRQED, yielding negative corrections for both states.
-
An analysis of nuclear parton distribution function based on relative entropy
A relative-entropy method with a minimum-relative-entropy hypothesis reproduces quark nPDF shapes from global fits and indicates that EPPS21 gluon central values align more closely with the hypothesis than nNNPDF3.0.
-
High-precision measurement of the W boson mass with the CMS experiment
CMS measures the W boson mass as 80360.2 ± 9.9 MeV from 2016 data, consistent with the Standard Model prediction.
-
Study on the Cabibbo-favored ${\overline B}_{d,s}$ ${\to}$ $D_{d,s}^{(*)+}S^{-}$ weak decays in QCD factorization
QCDF calculation with NLO terms and updated form factors yields branching ratios up to O(10^{-4}) for B0 to D+ a0- and Bs0 to Ds+ a0- in one scalar meson scenario.
-
Analysis of the $C\!P$ structure of the Yukawa coupling between the Higgs boson and tau leptons in proton-proton collisions at $\sqrt{s}$ = 13.6 TeV
Combined CMS result gives α^{Hττ} = 7 ± 16° for the CP mixing angle in H→ττ, consistent with SM expectation of 0 ± 14°.
-
Possible explanation of primordial $^7$Li deficit
Baryons from evaporating primordial black holes reduce primordial ^7Li abundance to observed values via neutron capture converting it to ^4He.
-
Emergent Neutrino Texture Geometry from Dark Matter and Lepton Flavor Violation in the Scotogenic Model
Numerical scans in the minimal scotogenic model indicate that approximate neutrino texture structures emerge dynamically from dark matter and lepton flavor violation consistency conditions.
-
Precision physics at the muon collider: $m_W$ and CKM matrix elements
A 10 TeV lepton collider using the effective gamma-W to W process could improve m_W precision beyond 10 MeV and extract CKM elements like V_cb with reduced hadronic uncertainties via high-precision hadronic calorimetry and flavor tagging.
-
A 24-Channel Ultra-Low-Noise Preamplifier for dN/dx Measurements with Drift Tube Detectors
A 24-channel three-stage SiGe preamplifier achieves 0.35 nV/sqrt(Hz) voltage noise density, 21.11 mV/fC charge gain, 542 MHz bandwidth, 0.14 fC ENC, and SNR of 73 in He:iC4H10 gas for dN/dx measurements in drift tubes.
-
Taking Inventory of the Most Promising Lensed Radio Sources for Constraining Fundamental Properties of Dark Matter
Reports results from two searches for new radio lenses in existing surveys and discusses the completeness of the population usable for constraining dark matter properties via astrometric perturbations.
-
First measurements of vector boson scattering in W$^\pm$W$^{\pm}$ and WZ production in all-leptonic final states at $\sqrt{s}$ = 13.6 TeV
CMS observes electroweak W±W± and WZ production with two jets at 13.6 TeV with >5σ significance in all-leptonic final states using 171 fb⁻¹ of data.
-
Rydberg states of muonic helium in quantum electrodynamics
Variational calculation produces energy levels for Rydberg states of the muon in muonic helium with QED corrections.
-
Initial Performance of the E320 Tracker
A prototype five-layer ALPIDE tracker measures positrons at 0.12 per beam shot under 1.7/mm² background density using Hough-transform tracking, with rates matching expected nonlinear Breit-Wheeler levels and false positives four orders of magnitude lower when the foil is removed.
-
Natural SUSY with mixed axion/axino dark matter
Natural SUSY with axino LSP allows viable mixed axion-axino dark matter matching the observed abundance for axino masses near 100 keV and PQ scales of 10^11 to 3x10^12 GeV in DFSZ and KSVZ models.
-
Nuclear matter properties and neutron star structures from an extended linear sigma model
An extended linear sigma model with delta meson and negative sigma_piN produces a symmetry-energy plateau and stiffer EOS that satisfies neutron-star and nuclear constraints.
-
High-level hadronic tau lepton triggers of the CMS experiment in proton-proton collisions at $\sqrt{s}$ = 13.6 TeV
CMS deployed ML-based high-level triggers for hadronic tau leptons with high efficiency and low compute cost, validated on 62 fb^{-1} of 2022-2023 data.
-
Elastic phase shift analysis reveals the geometric origin of the residue phase
Residue phase θ of light hadron resonances is primarily determined by geometric phase δ₀ from the threshold, with vector resonances aligning closely and scalars showing 10-15° deviations attributed to Adler zeros.
-
Neutrino Mass, Vacuum Stability and Higgs Inflation with Vector-Like Quarks and a Single Right-Handed Neutrino
The Standard Model extended by n vector-like quarks and one right-handed neutrino stabilizes the Higgs quartic to the Planck scale, produces viable neutrino masses via Type-I seesaw, and yields inflationary observables n_s and r consistent with Planck and ACT data.
-
The Standard Model partial unification scale as a guide to new physics model building
The Standard Model partial unification scale of non-Abelian gauge couplings at 2.8e16 GeV serves as the natural full unification scale M_X for new physics models where corrections to those couplings are equal or nearly equal.
-
Origins of Cosmic Rays in the Galactic-extragalactic Transition Energy Range
SKA-Low augmented with particle detectors is well suited to measure cosmic ray mass composition in the Galactic-extragalactic transition energy range, building on LOFAR experience.
-
Short-Range Tests of the Gravitational Inverse-Square Law
Updated review compiling short-range experimental bounds on gravitational inverse-square law violations with consistent formalism, model comparisons including extra dimensions, and tabletop versus collider data for Yukawa and power-law potentials.
-
Systematic analysis of fermionic masses and flavor mixings: a model-independent approach
A model-independent parameterization of fermion mass matrices and PMNS matrix is constructed from masses and free parameters, with a chi-squared analysis showing consistency with experimental neutrino data.
-
Search for new physics in triple boson production in proton-proton collisions at $\sqrt{s}$ = 13 TeV using the effective field theory approach
No excess in VVV production; bounds set on c_W/Λ² (-0.13 to 0.12 TeV^{-2}) and c_Hq3/Λ² (-0.24 to 0.21 TeV^{-2}) at 95% CL.
-
Simulation of non X-ray background for the DIffuse X-ray Explorer (DIXE) mission
DIXE NXB averages 4.46e-2 counts s^-1 cm^-2 keV^-1 at the geomagnetic equator under solar minimum, dominated by cosmic-proton-induced particles, rising to 1.55e-1 at higher latitudes, with SAA delayed background negligible after ~5 minutes.
-
Inclusive and differential measurements of the $\mathrm{t\bar{t}}\gamma$ cross section and the $\mathrm{t\bar{t}}\gamma$ / $\mathrm{t\bar{t}}$ cross section ratio in proton-proton collisions at $\sqrt{s}$ = 13 TeV
CMS reports fiducial and differential ttγ cross sections plus ttγ/tt ratios at 13 TeV that agree with Standard Model expectations within uncertainties.
-
$K^*(892)$ Resonance Suppression in Ar+Sc Collisions at SPS Energies
UrQMD model simulations of K* resonances in Ar+Sc collisions at SPS energies capture essential features but underpredict the strong suppression observed in central NA61/SHINE data.
-
$\mathcal{P}$, $\mathcal{T}$-violating axion-mediated interactions in RaOH molecule
Vibrations affect the axion-mediated long-range interaction in RaOH similarly to short-range scalar-pseudoscalar interactions studied earlier.
-
A Likelihood Ratio Framework for Highly Motivated Subdominant Signals
Develops a likelihood ratio framework for assessing highly motivated subdominant new physics signals against experimental residuals that appear consistent with background predictions.
-
Future Circular Collider Feasibility Study Report: Volume 1, Physics, Experiments, Detectors
The FCC feasibility study describes how a staged electron-positron and hadron collider could deliver precision measurements on the Higgs, electroweak bosons, and top quark while searching for physics beyond the Standard Model.
-
Analysis of molecular state ${{\eta}_cD^*}$ and ${J/\psi D^*}$ in the effective Lagrangian approach
Using effective Lagrangians under molecular assumptions for η_c D* and J/ψ D*, the authors estimate B_c production branching ratios of 10^{-4} and 10^{-5} respectively, with decay widths O(MeV).
-
Probing the Fundamental Nature of Particle Dark Matter
Review summarizing radio searches for WIMP and ALP dark matter with SKA precursors and forecasts for SKA-Low and SKA-Mid telescopes.
-
Decays of heavy scalars in the Grimus-Neufeld model
Computes tree-level two-body decays of heavy scalars in GNM and pseudoscalar lifetime in IDM limit.
-
Hadronic parity violation: successes, challenges, and future prospects
A review of hadronic parity violation covers observed effects, theoretical and experimental progress, and prospects for extending few-nucleon precision studies to nuclei and new physics searches.
-
The LHCb Experiment
This review summarizes the historical motivation, detector design, experimental techniques, and major physics results of the LHCb experiment at the LHC.
-
Dark photon search status in $\tau-c$ energy region
No dark photon signals have been observed in the tau-charm energy region, but the area remains promising for future experiments needing larger data samples or new search methods.
-
Mass creation by the strong interaction: Glueballs -- status and perspectives
Glueballs acquire mass from the interactions of color charges carried by their constituent gluons, providing a unique laboratory for studying mass generation in quantum chromodynamics.
-
Sensitivity of Two-Body Non-Leptonic Branching Fractions to Theoretical Mass Variations in Heavy-Light Mesons
Theoretical mass variations between Gaussian and hydrogenic wavefunctions induce pronounced non-linear sensitivity in two-body non-leptonic branching fractions of D, Ds, B, and Bs mesons under factorization, with Gaussian masses aligning better for bottom decays.
-
Mini-review of charmonium weak decays at BESIII
BESIII sets the most stringent upper limits to date on semileptonic, nonleptonic, and FCNC charmonium weak decays using over 10^10 J/ψ and 2.7×10^9 ψ(2S) events.