output
19932026

5,301 papers

physics.atom-ph2026

The influence of the binding energy on Compton-scattering-driven ionization

N. Melzer, M. Kircher, G. Kastirke +31

We present a comprehensive study of Compton scattering of 20 keV photons by bound electrons over a wide range of binding energies (Ne 2p, Ne 2s, C 1s, O 1s, and Ne 1s orbitals). In…

physics.atom-ph2026

A Cryogenic Penning Trap Based on Permanent Magnets

F. Völksen, K. K. Anjum, R. P. Czampiel +30

We report on a Penning trap based on NdFeB permanent magnets operated at 4\,K with a magnetic field strength of 280\,mT. Reliable loading and confinement of protons, H ions,…

astro-ph.GA2026

The galaxies' energy balance problem solved

C. J. Inman, C. C. Popescu, D. Murphy

We attempt to resolve the long-standing energy balance problem encountered by Radiative Transfer (RT) models, particularly in edge-on galaxies by incorporating a treatment for the…

astro-ph.HE2026

Search for gamma-ray spectral lines from dark matter annihilation with the H.E.S.S. Inner Galaxy Survey

H. E. S. S. Collaboration, F. Aharonian, H. Ashkar +115

Spectral gamma-ray line features are expected as key signatures from dark matter (DM) annihilations of TeV-scale particle DM. Observations of the Galactic Centre with atmospheric C…

astro-ph.HE2026★ 3 cited

A cosmic-ray loaded nascent outflow driven by a massive star cluster

Marianne Lemoine-Goumard, Lucia Härer, Lars Mohrmann +6

Cosmic rays are widely held to drive outflows from star-forming galaxies and profoundly influence galaxy evolution. Direct evidence for cosmic-ray carrying outflows is however lack…

astro-ph.HE2026

Microquasar Cygnus X-3 as the PeVatron powering the Cygnus Bubble

Zhaodong Shi, Guangwei Wang, Ruizhi Yang +1

The recent discovery by the LHAASO collaboration of a variable ultra-high-energy (UHE; 100 TeV) -ray source associated with the microquasar Cygnus X-3, with a spectrum…

physics.atom-ph2026

Parts-per-million-accurate determination of the K photoionization resonance of Be-like oxygen with resolution of its O-O isotopic shift

Jonas Danisch, Marc Botz, Chintan Shah +15

We determine with high accuracy the energy of the inner-shell transition at…

astro-ph.HE2026

Centaurus A Inner Lobes -- I. Hydrodynamic modeling of a Precessing Jet

Rita C. Anjos, Brian Reville

We present a numerical investigation into the precessing jets of the inner lobes of Centaurus A, focusing on their dynamical evolution and interaction with the surrounding medium.…

physics.plasm-ph2026

PIConGPU modeling of nanoplasma formation in helium nanodroplets irradiated by intense femtosecond laser pulses

Cristian Medina, Klaus Steiniger, Brian Edward Marre +15

Helium nanodroplets provide a unique and versatile platform for investigating strong-field-driven nanoplasma dynamics. In this work, we present large-scale, GPU-accelerated particl…

astro-ph.HE2026

Search for long-term variability of HESS J1745-290

H. E. S. S. Collaboration, :, A. Acharyya +116

At the center of our Galaxy lies the bright γ-ray point-like source HESS J1745-290, which is compatible in position with Sgr A star, although an association between the two remains…

astro-ph.HE2026

Chasing Gamma-Ray Signals from Binary Neutron Star Coalescences with the Cherenkov Telescope Array: Prospects and Observing Strategies

S. Abe, J. Abhir, A. Abhishek +457

The detection of gravitational waves (GWs) from a binary neutron star (BNS) merger by Advanced LIGO and Advanced Virgo (GW170817), together with its electromagnetic counterpart, th…

hep-ex2026

Probing the Solar B Neutrino Fog with XENONnT

E. Aprile, J. Aalbers, K. Abe +176

We report a 3.3 measurement of coherent elastic neutrino-nucleus scattering from solar B neutrinos using a 6.77 tyr exposure from the XENONnT experiment, inferring…

astro-ph.HE2026

The second H.E.S.S. gamma-ray burst catalogue: 15 years of observations with the H.E.S.S. telescopes

A. Acharyya, F. Aharonian, C. Arcaro +143

Recent observational efforts using imaging atmospheric Cherenkov telescopes (IACTs) have led to firm detections of very-high-energy (VHE) signals from bright gamma-ray bursts (GRBs…

nucl-ex2026

Mass spectrometry of Zn ground and isomeric states from in-trap decay of Cu

M. Müller, N. A. Althubiti, D. Atanasov +14

We report on high-precision mass measurements of the ground and first isomeric state of Zn, performed using the time-of-flight ion-cyclotron-resonance technique at the ISOLT…

astro-ph.HE2026

How interacting winds shape the mechanical feedback of massive star clusters over millions of years

Thibault Vieu, Lucia Härer, Brian Reville

In recent years, massive star cluster environments have proved to be bright sources of very-high energy gamma-rays, in particular young clusters which are powered by the winds inte…

hep-ex2026

Observation of the doubly charmed baryon with the LHCb Run 3 detector

LHCb collaboration, R. Aaij, M. Abdelfatah +1106

The first observation of the doubly charmed baryon is reported through its decay to the final state, with a statistical significance exceeding seven…

hep-ex2026

-jet fragmentation with decays in TeV collisions at LHCb

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1166

The collinear and transverse-momentum-dependent jet fragmentation function and the radial profile for mesons in jets are measured. The mesons are reconstructed…

physics.ins-det2026

A precision 32 keV angular-selective photoelectron source for calibration measurements at the KATRIN experiment

Sonja Schneidewind, Rudolf Sack, Fabian Block +11

The Karlsruhe Tritium Neutrino (KATRIN) experiment measures the neutrino mass from a precise measurement of the endpoint region of the kinematic tritium beta-decay spectrum by usin…

astro-ph.HE2026★ 3 cited

An extreme particle accelerator powered by pulsar PSR J1849-0001

The LHAASO Collaboration

Pulsar wind nebulae (PWNe) are bubbles of relativistic particles, powered by the rotational energy loss of the central pulsars. The Crab Nebula, powered by the Milky Way's most ene…

hep-ex2026★ 1 cited

First measurement of time-dependent violation in the flavor-changing neutral-current decay

LHCb collaboration, R. Aaij, A. S. W. Abdelmotteleb +1165

A flavor-tagged time-dependent analysis of decays is performed across the full dimuon mass range excluding the and resonance re…

hep-ph2026

Intrinsic Nonlocality of Spin- and Polarization-Resolved Probabilities in Strong-Field Quantum Electrodynamics

Samuele Montefiori, Antonino Di Piazza, Tobias Podszus +2

Spin and polarization are central to precision tests of fundamental physics and for interpreting radiation from astrophysical sources and ultraintense laser-matter experiments. Her…

physics.ins-det2026

Characterization of the Low Energy Excess using a NUCLEUS AlO detector

H. Abele, G. Angloher, B. Arnold +62

The NUCLEUS experiment aims to detect coherent elastic neutrino-nucleus scattering of reactor antineutrinos using low-threshold, gram-scale cryogenic calorimeters. Similar to other…

physics.atom-ph2026★ 2 cited

High-precision Penning-trap spectroscopy of the ground-state spin structure of HD+

Charlotte M. König, Matthew Bohman, Fabian Heiße +10

We present high-precision spectroscopy of the ground-state hyperfine structure of HD at 4~T. We determine the bound-electron factor, $g_{e,\mathrm{bound}} = -2.002\,278\,54…

physics.atom-ph2026

Sympathetic cooling of charged particles in Penning traps using electron cyclotron radiation

Jost Herkenhoff, Jonathan Notter, Klaus Blaum

We present a new technique for cooling arbitrary charged particles in a Penning trap by utilizing self-cooled electrons stored in a separate, macroscopically distant Penning trap a…