Investigation of the linear and mode-coupled flow harmonics in Au+Au collisions at sNN = 200 GeVFlow harmonics (vn) of the Fourier expansion for the azimuthal distributions of hadrons are commonly employed to quantify the azimuthal anisotropy of particle production relative to the…STAR Collaboration, J. Adam, L. Adamczyk et al.·Jun 24, 2020SaveLearn
Observation of a KNN bound state in the 3 He (K-, p)n reactionWe have performed an exclusive measurement of the K-+\! ~3 He pn reaction at an incident kaon momentum of 1\ GeV/c.In the p invariant mass spectrum, a clear…T. Yamaga, S. Ajimura, H. Asano et al.·Jun 24, 2020SaveLearn
COHERENT Collaboration data release from the first detection of coherent elastic neutrino-nucleus scattering on argonRelease of COHERENT collaboration data from the first detection of coherent elastic neutrino-nucleus scattering (CEvNS) on argon. This release corresponds with the results of "Analysis A" published…COHERENT Collaboration, D. Akimov, J. B. Albert et al.·Jun 22, 2020SaveLearn
Observation of a cusp-like structure in the γ p → K+0 cross section at forward angles and low momentum transferThe γ p → K+0 differential cross section at extremely forward angles was measured at the BGOOD experiment. A three-quarter drop in strength over a narrow range in energy and…T. C. Jude, S. Alef, P. Bauer et al.·Jun 22, 2020SaveLearn
Precision Measurement of the Beam-Normal Single-Spin Asymmetry in Forward-Angle Elastic Electron-Proton ScatteringA beam-normal single-spin asymmetry generated in the scattering of transversely polarized electrons from unpolarized nucleons is an observable related to the imaginary part of the two-photon exchange…QWeak collaboration, D. Androic, D. S. Armstrong et al.·Jun 22, 2020SaveLearn
Study of proton capture resonant state of 15O at 7556 keVThe slowest reaction in the CNO cycle 14N(p, gamma)15O has been studied by populating the Elabp =278 keV (Erc.m.=259 keV) proton capture resonant state of 15O at 7556 keV. The strength of the…Sathi Sharma, Arkabrata Gupta, M. Roy Chowdhury et al.·Jun 22, 2020SaveLearn
K+ photoproduction at forward angles and low momentum transferγ p → K+ differential cross sections and recoil polarisation data from threshold for extremely forward angles are presented. The measurements were performed at the BGOOD…S. Alef, P. Bauer, D. Bayadilov et al.·Jun 22, 2020SaveLearn
Space-Based Measurement of the Neutron Lifetime using Data from the Neutron Spectrometer on NASA's MESSENGER MissionWe establish the feasibility of measuring the neutron lifetime via an alternative, space-based class of methods, which use neutrons generated by galactic cosmic ray spallation of planets' surfaces…Jack T. Wilson, David J. Lawrence, Patrick N. Peplowski et al.·Jun 17, 2020SaveLearn
High spin states of 204At: isomeric states and shears band structureHigh-spin states of neutron deficient Trans-Lead nucleus 204At were populated up to 8\, MeV excitation through the 12C + 197Au fusion evaporation reaction. Decay of the…D. Kanjilal, S. K. Dey, S. S. Bhattacharjee et al.·Jun 12, 2020SaveLearn
The modified astrophysical S-factor of the 12C+12C fusion reaction at sub-barrier energiesThe 12C+12C fusion reaction plays a crucial role in stellar evolution and explosions. Its open reaction channels mainly include α, p, n, and 8Be. Despite more than a half…Y. J. Li, X. Fang, B. Bucher et al.·Jun 11, 2020SaveLearn
Systematic reduction of the proton-removal cross section in neutron-rich medium-mass nucleiSingle neutron- and proton-removal cross sections have been systematically measured for 72 medium-mass neutron-rich nuclei around Z=50 and energies around 900A MeV using the FRagment Separator (FRS)…J. Díaz-Cortés, J. Benlliure, J. L. Rodríguez-Sánchez et al.·Jun 10, 2020SaveLearn
Review of results using heavy ion collisions at CMSUltrarelativistic heavy ion collisions at the laboratory provide a unique chance to study quantum chromodynamics (QCD) under extreme temperature (≈150\,MeV) and density…Georgios Konstantinos Krintiras·Jun 9, 2020SaveLearn
Pair invariant mass to isolate background in the search for the chiral magnetic effect in Au+Au collisions at s_ NN= 200 GeVQuark interactions with topological gluon configurations can induce local chirality imbalance and parity violation in quantum chromodynamics, which can lead to the chiral magnetic effect (CME) -- an…STAR Collaboration, J. Adam, L. Adamczyk et al.·Jun 9, 2020SaveLearn
Ultracold NeutronsUltracold neutrons (UCN) are free neutrons that can be stored in experimental setups for several minutes. Some of the most important properties of the neutron, such as its tiny permanent electric…Klaus Kirch, Bernhard Lauss·Jun 8, 2020SaveLearn
Charge separation measurements in p(d)+Au and Au+Au collisions; implications for the chiral magnetic effectCharge separation ( S) measurements, obtained relative to the 2nd-order (2) and 3rd-order (3) event planes with a new charge-sensitive correlator…STAR Collaboration·Jun 7, 2020SaveLearn
Quantification of the Chiral Magnetic Effect in Au+Au collisions at sNN=200 GeVThe Multi-Phase Transport model, AMPT, and the Anomalous Viscous Fluid Dynamics model, AVFD, are used to assess a possible chiral-magnetically-driven charge separation ( S) recently measured…Roy A. Lacey, Niseem Magdy·Jun 7, 2020SaveLearn
Excitation of baryonic resonances in stable medium-mass nuclei of SnIsobaric charge-exchange reactions induced by beams of 112Sn have been investigated at the GSI facilities using the fragment separator FRS. The high-resolving power of this spectrometer makes it…J L Rodriguez-Sanchez, J Benlliure, E Haettner et al.·Jun 4, 2020SaveLearn
Upgrade of IAEA recommended data of selected nuclear reactions for production of PET and SPECT isotopesAn IAEA research project was dedicated to the compilation, evaluation and recommendation of cross-section data for the accelerator production of 11C, 13N, 15O, 18F, 64Cu, and…A. Hermanne, F. T. Tárkányi, A. V. Ignatyuk et al.·Jun 4, 2020SaveLearn
Comment on "Search for η' Bound Nuclei in the 12C(γ,p) Reaction with Simultaneous Detection of Decay Products"We comment on a recent paper by the LEPS2/BGOegg Collaboration [Phys. Rev. Lett. 124, 202501 (2020), arXiv:2005.03449].H. Fujioka, K. Itahashi, V. Metag et al.·Jun 4, 2020SaveLearn
Examining the N = 28 shell closure through high-precision mass measurements of 46-48ArThe strength of the N = 28 magic number in neutron-rich argon isotopes is examined through high-precision mass measurements of 46-48Ar, performed with the ISOLTRAP mass spectrometer at…Maxime Mougeot, Dinko Atanasov, Carlo Barbieri et al.·Jun 4, 2020SaveLearn
First high-precision direct determination of the atomic mass of a superheavy nuclideWe present the first direct measurement of the atomic mass of a superheavy nuclide. Atoms of 257Db (Z=105) were produced online at the RIKEN Nishina Center for Accelerator-Based Science using…P. Schury, T. Niwase, M. Wada et al.·Jun 4, 2020SaveLearn
A comprehensive study of analyzing powers in the proton-deuteron break-up channel at 135 MeVA measurement of the analyzing powers for the 2H(p,pp)n break-up reaction was carried out at KVI exploiting a polarized-proton beam at an energy of 135 MeV. The scattering angles and…M. T. Bayat, H. Tavakoli-Zaniani, H. R. Amir-Ahmadi et al.·Jun 3, 2020SaveLearn
Decay studies of the long-lived states in 186TlDecay spectroscopy of the long-lived states in 186Tl has been performed at the ISOLDE Decay Station at ISOLDE, CERN. The α decay from the low-spin (2-) state in 186Tl was observed…M. Stryjczyk, B. Andel, A. N. Andreyev et al.·Jun 3, 2020SaveLearn
Two-particle correlations in azimuthal angle and pseudorapidity in central 7Be+9Be collisions at the CERN Super Proton SynchrotronA measurement of charged hadron pair correlations in two-dimensional ηφ space is presented. The analysis is based on total 30 million central Be+Be collisions observed in the…SHINE Collaboration, A. Aduszkiewicz, E. V. Andronov et al.·Jun 3, 2020SaveLearn
Measurements of - and + production in proton-proton interactions at sNN = 17.3 GeV in the NA61/SHINE experimentThe production of (1321)- and (1321)+ hyperons in inelastic p+p interactions is studied in a fixed target experiment at a beam momentum of 158 GeV/textitc. Double…SHINE Collaboration, A. Aduszkiewicz, E. V. Andronov et al.·Jun 3, 2020SaveLearn