A Novel Method for the Measurement of Half-Lives and Decay Branching Ratios of Exotic NucleiA novel method for simultaneous measurement of masses, Q-values, isomer excitation energies, half-lives and decay branching ratios of exotic nuclei has been demonstrated. The method includes first…Ivan Miskun, Timo Dickel, Israel Mardor et al.·Feb 28, 2019SaveLearn
Measurement of the 235U(n,f) cross section relative to the 6Li(n,t) and 10B(n,alpha) standards from thermal to 170 keV neutron energy range at nTOFThe 235U(n,f) cross section was measured in a wide energy range at nTOF relative to 6Li(n,t) and 10B(n,alpha), with high resolution and in a wide energy range, with a setup based on a stack of six…S. Amaducci, L. Cosentino, M. Barbagallo et al.·Feb 27, 2019SaveLearn
Exposing Novel Quark and Gluon Effects in NucleiThe fundamental theory of the strong interaction -- quantum chromodynamics (QCD) -- provides the foundational framework with which to describe and understand the key properties of atomic nuclei. A…I. C. Cloët, R. Dupré, S. Riordan et al.·Feb 27, 2019SaveLearn
Comparison of fragmentation functions for light-quark- and gluon-dominated jets from pp and Pb+Pb collisions in ATLASCharged-particle fragmentation functions for jets azimuthally balanced by a high-transverse-momentum, prompt, isolated photon are measured in 25 pb-1 of pp and 0.49 nb-1 of Pb+Pb…ATLAS Collaboration·Feb 26, 2019SaveLearn
Evidence of Neutrino Flux effect on Alpha Emission Radioactive Half-LifeRadioactive sources presented annual periodical half-life changes in several accurate measurements, although customary practice claims that radioactive decay should be a physical constant for each…Jonathan Walg, Anatoly Rodnianski, Itzhak Orion·Feb 26, 2019SaveLearn
Multiplicity dependence of (anti-)deuteron production in pp collisions at s = 7 TeVIn this letter, the production of deuterons and anti-deuterons in pp collisions at s = 7 TeV is studied as a function of the charged-particle multiplicity density at mid-rapidity with the…ALICE Collaboration·Feb 25, 2019SaveLearn
Cosmogenic production of 39Ar and 37Ar in argonWe have experimentally determined the production rate of 39Ar and 37Ar from cosmic ray neutron interactions in argon at sea level. Understanding these production rates is important for…R. Saldanha, H. O. Back, R. H. M. Tsang et al.·Feb 25, 2019SaveLearn
Measurement of γ-ray production via the neutron-16O reaction using a 77 MeV quasi-monoenergetic neutron beamUnderstanding of γ-ray production via neutron interactions on oxygen is essential for the study of neutrino neutral-current quasielastic interactions in water Cherenkov detectors. A…Y. Ashida, H. Nagata, M. Mori et al.·Feb 24, 2019SaveLearn
Λp Elastic Scattering in the CLAS DetectorThe elastic scattering process ΛpΛp offers insights on multiple problems in nuclear physics. SU(3)F symmetry implies a close agreement between the Λp and pp scattering cross…John W. Price·Feb 23, 2019SaveLearn
Experimental Upper Bound and Theoretical Expectations for Parity-Violating Neutron Spin Rotation in 4HeNeutron spin rotation is expected from quark-quark weak interactions in the Standard Model, which induce weak interactions among nucleons that violate parity. We present the results from an…H. E. Swanson, C. D. Bass, T. D. Bass et al.·Feb 21, 2019SaveLearn
Prompt Fission Neutrons in the 239Pu(n,f) ReactionPrompt fission neutron spectra from 239Pu(n,f) were measured for incident neutron energies from 0.7 to 700\,MeV at the Weapons Neutron Research facility (WNR) of the Los Alamos Neutron…P. Marini, J. Taieb, B. Laurent et al.·Feb 21, 2019SaveLearn
Elliptical flow coalescence to identify the f0(980) contentWe use a simple coalescence model to generate f0(980) particles for three configurations: a ss meson, a uuss tetraquark, and a K+K- molecule. The phase-space…An Gu, Terrence Edmonds, Jie Zhao et al.·Feb 19, 2019SaveLearn
Comparing proton momentum distributions in A=2 and 3 nuclei via 2H 3H and 3He (e, e'p) measurementsWe report the first measurement of the (e,e'p) reaction cross-section ratios for Helium-3 (3He), Tritium (3H), and Deuterium (d). The measurement covered a missing momentum range of $40…R. Cruz-Torres, S. Li, F. Hauenstein et al.·Feb 18, 2019SaveLearn
Data-driven subtraction of anisotropic flows in jet-like correlation studies in heavy-ion collisionsMeasurements of two-particle azimuthal angle correlations are a useful tool to study the distribution of jet energy loss, however, they are complicated because of the significant anisotropic flow…Liang Zhang, Kun Jiang, Cheng Li et al.·Feb 16, 2019SaveLearn
Event-plane dependent away-side jet-like correlation shape in Au+Au collisions at sNN=200 GeV from STARWe employ a data-driven method to subtract the flow background of all harmonics by calculating the difference of the two-particle correlations between the close-region and far-region, determined…Liang Zhang·Feb 16, 2019SaveLearn
Experimental nuclear astrophysics in ItalyNuclear astrophysics, the union of nuclear physics and astronomy, went through an impressive expansion during the last twenty years. This could be achieved thanks to milestone improvements in…C. Broggini, O. Straniero, M. G. F. Taiuti et al.·Feb 14, 2019SaveLearn
X-ray pumping of the Th-229 nuclear clock isomerThorium-229 is a unique case in nuclear physics: it presents a metastable first excited state Th-229m, just a few electronvolts above the nuclear ground state. This so-called isomer is accessible by…Takahiko Masuda, Akihiro Yoshimi, Akira Fujieda et al.·Feb 13, 2019SaveLearn
Toward ternary fission accompanied by the 8Be nucleusExperiments in preparation for search for uranium ternary fission by means of nuclear track emulsion are summarized. The study will be focused on the possible involvement of the unstable nucleus…D. A. Artemenkov, V. Bradnova, M. V. Gustova et al.·Feb 12, 2019SaveLearn
Neutrinoless Double-Beta Decay: Status and ProspectsNeutrinoless double-beta decay is a forbidden, lepton-number-violating nuclear transition whose observation would have fundamental implications for neutrino physics, theories beyond the Standard…Michelle J. Dolinski, Alan W. P. Poon, Werner Rodejohann·Feb 11, 2019SaveLearn
Decay pion spectroscopy: a new approachWe propose a new experiment for decay pion spectroscopy of light hypernuclei at electron- and proton-beam facilities, using the recoil distance technique for separation of produced hypernuclei and a…A. Margaryan, R. Ajvazyan, N. Grigoryan et al.·Feb 8, 2019SaveLearn
Impact of restricted spin-ranges in the Oslo Method: The example of (d,p)240PuIn this paper we present the first systematic analysis of the impact of the populated vs. intrinsic spin distribution on the nuclear level density and γ-ray strength function retrieved through…F. Zeiser, G. Potel, G. M. Tveten et al.·Feb 8, 2019SaveLearn
Evidence for coexisting shapes in 98Zr through lifetime measurementsThe lifetimes of first excited 2+, 4+ and 6+ states in 98Zr were measured with the Recoil-Distance Doppler Shift method in an experiment performed at GANIL. Excited states in 98Zr…Purnima Singh, W. Korten, T. W. Hagen et al.·Feb 7, 2019SaveLearn
A Search for Neutrinoless Double-Beta Decay in 76Ge with 26 kg-yr of Exposure from the MAJORANA DEMONSTRATORThe MAJORANA Collaboration is operating an array of high purity Ge detectors to search for the neutrinoless double-beta decay of 76Ge. The MAJORANA DEMONSTRATOR consists of 44.1 kg of Ge…S. I. Alvis, I. J. Arnquist, F. T. Avignone et al.·Feb 6, 2019SaveLearn
Approaching the Gamow window with stored ions: Direct measurement of 124Xe(p,γ) in the ESR storage ringWe report the first measurement of low-energy proton-capture cross sections of 124Xe in a heavy ion storage ring. 124Xe54+ ions of five different beam energies between 5.5 AMeV and 8…J. Glorius, C. Langer, Z. Slavkovská et al.·Feb 6, 2019SaveLearn
Comparison of AMD calculations with experimental data for peripheral collisions of 93Nb+93Nb,116Sn at 38 MeV/nucleonExperimental data concerning binary events in peripheral collisions for the systems 93Nb+93Nb and 93Nb+116Sn at 38 MeV/nucleon, collected with the Fiasco setup, are compared with calculations…S. Piantelli, A. Olmi, P. R. Maurenzig et al.·Feb 6, 2019SaveLearn