Search for New Physics in Electronic Recoil Data from XENONnT

hep-ph 2025-06 reject novelty 7.0 of 10

A loop-level neutrino magnetic moment is generated via an SU(2)_L adjoint fermion 'bridge', making the mass diagram vanish by tracelessness of the generators, though RG mixing limits the observable size.

hep-ph 2026-07 conditional novelty 6.0 of 10

Stochastically misaligned dark Higgs decay into dark photons can make all the dark matter for m_A′ ≈ 100 eV–1 GeV and g ≈ 10^-15–10^-10, shrinking to 10 keV–1 MeV with one-loop kinetic mixing.

hep-ex 2026-03 conditional novelty 6.0 of 10

Assuming the low-energy background can be eliminated, a 7-gram NUCLEUS detector at Chooz is projected to see coherent neutrino-nucleus scattering at 4.7σ in one year and to set competitive bounds on new neutrino interactions.

hep-ex 2026-01 conditional novelty 6.0 of 10

An S2-only analysis of 7.83 tonne-years of XENONnT data finds no dark matter excess and sets 90% CL limits, e.g. 6.0e-45 cm^2 for spin-independent scattering at 5 GeV/c^2.

hep-ph 2025-07 conditional novelty 6.0 of 10

Cavity walls radiate microwave photons when axion dark matter generates a chiral magnetic current at the conductor surface, turning existing haloscope data into a bound on the axion-electron coupling g_ae ≲ 10^-5.

hep-ph 2025-07 conditional novelty 6.0 of 10

Nuclear gamma cascades in reactors produce millicharged particle pairs, giving the strongest constraints on millicharge for masses between 0.7 and 2 MeV.

hep-ph 2025-05 conditional novelty 6.0 of 10

A transient astrophysical dark-particle flux can explain the KM3NeT 70 PeV muon via in-Earth upscattering and decay to muon pairs, while predicting no IceCube counterpart.

hep-ph 2025-01 conditional novelty 6.0 of 10

Using Kramers-Kronig relations, the paper derives a material-independent upper bound on the rate of dark matter induced electronic transitions for couplings to density, spin, and currents, and evaluates how close Ge, ...

hep-ph 2025-01 conditional novelty 6.0 of 10

Spin-dependent dark matter scattering off magnons in quasi-2D (anti)ferromagnets can produce an order-10 percent daily modulation, offering directional sensitivity for keV to MeV mass dark matter.

hep-ph 2024-12 conditional novelty 6.0 of 10

Decaying composite dark matter in the 1 to 10 GeV mass range is most strongly constrained by AMS-02 positron data, needing lifetimes above roughly 10^26 seconds.

hep-ph 2024-12 conditional novelty 6.0 of 10

The paper derives the first 90% CL limits on neutrino magnetic moments, millicharges, and the sterile dipole portal from solar 8B CEνNS data in XENONnT and PandaX-4T.

hep-ex 2024-11 accept novelty 6.0 of 10

XENONnT's first science run excludes new parameter space for sub-keV bosonic dark matter absorption and 10-20 MeV/c^2 dark matter-electron scattering, setting the strongest direct-detection limits for these channels.

hep-ph 2025-11 conditional novelty 5.0 of 10

XENONnT electron-recoil data bound solar chameleons to log10 β_eff < −6.9, independent of the potential index n for inverse power-law chameleons at the dark-energy scale.

hep-ph 2025-08 conditional novelty 5.0 of 10

DUNE's near detector could probe new parameter space for enhanced neutrino polarizability in light-scalar models, mainly through single-forward-shower events from coherent argon scattering.

hep-ph 2025-02 conditional novelty 5.0 of 10

A dark matter candidate interacting only with right-handed neutrinos is shown to produce ΔNeff ≥ 0.21, testable by future CMB experiments.

physics.ins-det 2025-02 conditional novelty 5.0 of 10

XENONnT reduced radon-222 in its liquid xenon target to 0.90 ± 0.07 micro-becquerel per kilogram, the lowest level reported for an operational dual-phase dark matter detector, matching the solar neutrino background.

hep-ph 2025-01 conditional novelty 5.0 of 10

CONUS+ and TEXONO reactor CEνNS data are consistent with the Standard Model and yield the most stringent limit on the electron neutrino millicharge through neutrino-electron scattering.

hep-ph 2024-12 reject novelty 5.0 of 10

Missed scattering of axion-like dark matter is argued to induce an apparent electric dipole moment, yielding new, stronger constraints on the ALP-electron and ALP-proton couplings.

nucl-ex 2024-11 conditional novelty 5.0 of 10

PandaX-4T measured the 124Xe two-neutrino double electron capture half-life as (1.03±0.15_stat±0.08_sys)×10^22 years and a K-shell capture fraction of (65±5)% from 1.73 tonne-years of exposure.

hep-ph 2024-11 conditional novelty 5.0 of 10

Combining cosmic-ray and supernova-neutrino boosts yields the strongest constraints to date on sub-GeV dark matter scattering with electrons, nucleons, and neutrinos.

hep-ph 2024-11 conditional novelty 5.0 of 10

Axion dark matter with meV-scale masses could be absorbed by magnons in nickel oxide, producing both resonant and broadband detection channels.

hep-ph 2026-07 conditional novelty 4.0 of 10

A thesis claiming flavour theories with explicitly broken (or absent) symmetries can be as predictive and TeV-testable as symmetry-protected ones, demonstrated via type-II seesaw textures, minimal SO(10) with leptoqua...

hep-ph 2025-10 conditional novelty 4.0 of 10

Argon CEvNS detectors at stopped-pion sources project sin²θW precision near 1%, neutrino magnetic-moment limits near 10⁻⁹ μB, charge-radius limits near 10⁻³² cm², and vector NSI sensitivity at the 10⁻² level.

hep-ph 2025-09 conditional novelty 4.0 of 10

Using LZ nuclear recoil data, the authors derive 90% CL exclusion limits on cosmic-ray-boosted sub-GeV dark matter for two U(1)' mediator models, with energy-dependent cross sections improving the lower reach versus c...

hep-ph 2025-01 conditional novelty 4.0 of 10

Blazar-boosted dark matter scattering in Super-Kamiokande can exclude previously unconstrained parameter space for ALP- and vector-mediated sub-MeV dark matter, beating BaBar, NA64, beam dump, and stellar cooling limi...