Coherent J/ photoproduction and polarization in peripheral Pb-Pb collisionsPhotonuclear reactions are induced by the strong electromagnetic field generated by ultrarelativistic heavy-ion collisions. These processes have been extensively studied in ultraperipheral…Afnan Shatat·Feb 19, 2024SaveLearn
Precision mass measurements in the zirconium region pin down the mass surface across the neutron midshell at N=66Precision mass measurements of 104Y, 106Zr, 104,104m,109Nb, and 111,112Mo have been performed with the JYFLTRAP double Penning trap mass spectrometer at the Ion Guide Isotope…M. Hukkanen, W. Ryssens, P. Ascher et al.·Feb 19, 2024SaveLearn
The v1/33/v1/22 ratio in PbAu collisions at sNN = 17.3 GeV: a hint of a hydrodynamic behaviorThe Fourier harmonics, v2 and v3 of negative pions are measured at center-of-mass energy per nucleon pair of sNN= 17.3 GeV around midrapidity by the CERES/NA45 experiment…D. Adamová, G. Agakishiev, A. Andronic et al.·Feb 16, 2024SaveLearn
New Chinese Facilities for Short-Range Correlation PhysicsThis article explores the significant advancements in Short-Range Correlation (SRC) research enabled by the latest Chinese nuclear physics facilities- CSR at HIRFL, HIAF, SHINE, and the upcoming…Zhihong Ye, Haojie Zhang, Yaopeng Zhang et al.·Feb 16, 2024SaveLearn
NA61/SHINE overviewNA61/SHINE is a multipurpose fixed-target experiment at the CERN Super Proton Synchrotron. The main goals of the NA61/SHINE strong interaction program are to discover the critical point of strongly…P. Podlaski·Feb 15, 2024SaveLearn
Anisotropy Scaling Functions in Heavy-Ion Collisions: Insights into the `Ultra-Central Flow Puzzle' and Constraints on Transport Coefficients and Nuclear DeformationAnisotropy scaling functions derived from comprehensive measurements of transverse momentum- and centrality-dependent anisotropy coefficients \(v2(pT,cent)\) and \(v3(pT,cent)\) in…Roy A. Lacey·Feb 14, 2024SaveLearn
Study of quasi-projectile properties at Fermi energies in 48Ca projectile systemsThe emission of the pre-equilibrium particles during nuclear collisions at moderate beam energies is still an open question. This influences the properties of the compound nucleus but also changes…S. Upadhyaya, K. Mazurek, T. Kozik et al.·Feb 14, 2024SaveLearn
Proton-proton and proton-cluster femtoscopy at the HADES experimentThis work explores femtoscopic correlations in proton-proton and proton-cluster systems at the HADES experiment, GSI. Through high-precision correlation functions, it reveals the impact of strong…Maria Stefaniak·Feb 14, 2024SaveLearn
Decay rate measurements 137Cs at J\'anossy Underground Research LaboratoryThe question whether an annual modulation is observable during nuclear decay rate measurements has long been the subject of research. One of the possible explanations for the annual variations would…Edit Fenyvesi, Gergely Gábor Barnaföldi, Gábor Gyula Kiss et al.·Feb 12, 2024SaveLearn
Penning-trap measurement of the Q-value of the electron capture in 163Ho for the determination of the electron neutrino massThe investigation of the absolute scale of the effective neutrino mass remains challenging due to the exclusively weak interaction of neutrinos with all known particles in the standard model of…Christoph Schweiger, Martin Braß, Vincent Debierre et al.·Feb 9, 2024SaveLearn
First measurement using elliptically polarized photons of the double-polarization observable E for γ p p π0 and γ p n π+We report the measurement of the helicity asymmetry E for the pπ0 and nπ+ final states using, for the first time, an elliptically polarized photon beam in combination with a…A2 Collaboration, F. Afzal, K. Spieker et al.·Feb 8, 2024SaveLearn
First measurement of the yield of 8He isotopes produced in liquid scintillator by cosmic-ray muons at Daya BayDaya Bay presents the first measurement of cosmogenic 8He isotope production in liquid scintillator, using an innovative method for identifying cascade decays of 8He and its child isotope,…Daya Bay Collaboration, F. P. An, W. D. Bai et al.·Feb 8, 2024SaveLearn
Nucleon Spin Sum Rules and Spin Polarizabilities at low Q2We report on recently published experimental studies on spin sum rules, namely the generalized Gerasimov-Drell-Hearn, Bjorken, Burkhardt-Cottingham, Schwinger, and generalized spin polarizability sum…A. Deur·Feb 7, 2024SaveLearn
Comprehensive mass measurement study of 252Cf fission fragments with MRTOF-MS and detailed study of masses of neutron-rich Ce isotopesWe report the mass measurements of neutron-rich isotopes produced via spontaneous fission of 252Cf using a multi-reflection time-of-flight mass spectrograph. The mass of 155Ce is…Sota Kimura, Michiharu Wada, Hiromitsu Haba et al.·Feb 6, 2024SaveLearn
The nonflow issue in connecting anisotropy measurements to hydrodynamics in relativistic heavy-ion collisionsHydrodynamics can describe majority of the measured azimuthal anisotropies in relativistic heavy-ion collisions. Many of the anisotropy measurements are contaminated by nonflow correlations (i.e.,…Fuqiang Wang·Feb 5, 2024SaveLearn
Determination of the spins and parities for the 04+ and 05+ states in 100ZrTwo 0+ states at 1294.5 and 1774.0 keV, together with three 2+ and one 4+ levels, were identified or unambiguously spin-parity assigned for the first time in 100Zr utilizing…J. Wu, M. P. Carpenter, F. G. Kondev et al.·Feb 4, 2024SaveLearn
Temperature Measurement of Quark-Gluon Plasma at Different StagesIn a Quark-Gluon Plasma (QGP), the fundamental building blocks of matter, quarks and gluons, are under extreme conditions of temperature and density. A QGP could exist in the early stages of the…STAR Collaboration·Feb 3, 2024SaveLearn
Direct cross-section measurement of the weak r-process 88Sr(α,n)91Zr reaction in -driven winds of core collapse supernovaeAbout half of the heavy elements beyond iron are known to be produced by the rapid neutron capture process, known as r-process. However, the astrophysical site producing the r-process is still…C. Fougères, M. L. Avila, H. Jayatissa et al.·Feb 2, 2024SaveLearn
The MESA physics programIn the recent past, a comprehensive experimental program has been worked out at the Mainz Energy-Recovery Superconducting Accelerator, MESA, at the Institute of Nuclear Physics in Mainz. MESA is a…Sören Schlimme, Kurt Aulenbacher, Sebastian Baunack et al.·Feb 1, 2024SaveLearn
Clarifying the Radiative Decay of the Hoyle State with Charged-Particle SpectroscopyA detailed knowledge of the decay properties of the so called Hoyle state in the 12C nucleus (Ex=7.654 MeV, 0+) is required to calculate the rate at which carbon is forged in typical…D. Dell'Aquila, I. Lombardo, L. Redigolo et al.·Jan 31, 2024SaveLearn
Abrasion-fission reactions at intermediate energiesThe availability of high-intensity, heavy-ion beams coupled to sensitive, large solid-angleacceptance spectrometers has enabled a detailed examination of the fission fragments produced in…M. Bowry, O. B. Tarasov, J. S. Berryman et al.·Jan 31, 2024SaveLearn
Mass, spectroscopy and two-neutron decay of 16BeThe structure and decay of the most neutron-rich beryllium isotope, 16Be, has been investigated following proton knockout from a high-energy 17B beam. Two relatively narrow resonances were…B. Monteagudo, F. M. Marqués, J. Gibelin et al.·Jan 30, 2024SaveLearn
The Jefferson Lab positron physics programThe Ce+BAF project at the Thomas Jefferson National Accelerator Facility intends to develop over the coming years a high-duty cycle, high intensity, and high polarization positron beam to serve a…Eric Voutier·Jan 29, 2024SaveLearn
Simultaneous Measurement of Half-Life and Spectral Shape of 115In β-decay with an Indium Iodide Cryogenic CalorimeterCurrent bounds on neutrino Majorana mass are affected by significant uncertainties in the nuclear calculations for neutrinoless double-beta decay. A key issue for a data-driven improvement of the…L. Pagnanini, G. Benato, P. Carniti et al.·Jan 29, 2024SaveLearn
On the half life of 71Ge and the Gallium AnomalyRecent discussions about the origin of the Gallium Anomaly have motivated a remeasurement of the half life of 71Ge. We have conducted three separate measurements using dedicated planar Ge…E. B. Norman, A. Drobizhev, N. Gharibyan et al.·Jan 27, 2024SaveLearn