Using the ϕ-meson elliptic flow to map the strength of partonic interactionA compilation of recently measured STAR data for elliptic flow (v2) of ϕ mesons in RHIC Beam Energy Scan program and comparison with a multiphase transport model (AMPT) has been presented. The…Md. Nasim·Mar 11, 2014SaveLearn
Properties of resonant states in 18Ne relevant to key 14O(alpha,p)17F breakout reaction in type I x-ray burstsThe 14O(α,p)17F reaction is one of the key reactions involved in the breakout from the hot-CNO cycle to the rp-process in type I x-ray bursts. The resonant properties in the compound…J. Hu, J. J. He, A. Parikh et al.·Mar 10, 2014SaveLearn
Data analysis techniques, differential cross sections, and spin density matrix elements for the reaction γp → ϕpHigh-statistics measurements of differential cross sections and spin density matrix elements for the reaction γp ϕp have been made using the CLAS detector at Jefferson Lab. We cover…B. Dey, C. A. Meyer, M. Bellis et al.·Mar 9, 2014SaveLearn
Measurement of the beam-helicity asymmetry I in the photoproduction of π0π-pairs off protons and off neutronsBeam-helicity asymmetries have been measured at the MAMI accelerator in Mainz for the photoproduction of mixed-charge pion pairs in the reactions γp→ nπ0π+ off free protons…M. Oberle, J. Ahrens, J. R. M. Annand et al.·Mar 8, 2014SaveLearn
Azimuthal Emission Patterns of K+ and of K- Mesons in Ni + Ni Collisions near the Strangeness Production ThresholdAzimuthal emission patterns of K mesons have been measured in Ni + Ni collisions with the FOPI spectrometer at a beam kinetic energy of 1.91 A GeV. The transverse momentum pT integrated…V. Zinyuk, T. I. Kang, Y. Leifels et al.·Mar 6, 2014SaveLearn
Time-reversal invariance violation measurement using polarized neutron scattering from polarized xenonWe proposed to use polarized neutrons scattering from a hyperpolarized 131Xe gaseous target in order to measure time-reversal violation effect in baryon processes with nucleons. This article provides…Pinghan Chu·Mar 6, 2014SaveLearn
Calculation of geometric phases in electric dipole searches with trapped spin-1/2 particles based on direct solution of the Schrödinger equationPendlebury et al. [Phys. Rev. A 70, 032102 (2004)] were the first to investigate the role of geometric phases in searches for an electric dipole moment (EDM) of elementary…A. Steyerl, C. Kaufman, G. Müller et al.·Mar 4, 2014SaveLearn
First πK atom lifetime and πK scattering length measurementsThe results of a search for hydrogen-like atoms consisting of πK mesons are presented. Evidence for πK atom production by 24 GeV/c protons from CERN PS interacting with a nickel…B. Adeva, L. Afanasyev, Y. Allkofer et al.·Mar 4, 2014SaveLearn
Baryon femtoscopy in heavy-ion collisions at ALICEIn this report, femtoscopic measurements with proton-proton, antiproton-antiproton, proton-antiproton, proton-antilambda, antiproton-lambda and lambda-antilambda pairs in Pb-Pb collisions at…Maciej Paweł Szymański·Mar 3, 2014SaveLearn
Determination of Gd concentration profile in UO2-Gd2O3 fuel pelletsA transversal mapping of the Gd concentration was measured in UO2-Gd2O3 nuclear fuel pellets by electron paramagnetic resonance spectroscopy (EPR). The quantification was made from the comparison…D. Tobia, E. L. Winkler, J. Milano et al.·Feb 28, 2014SaveLearn
Probing the critical behavior in the evolution of GDR width at very low temperatures in A~100 mass regionThe influence of giant dipole resonance (GDR) induced quadrupole moment on GDR width at low temperatures is investigated experimentally by measuring GDR width systematically in the unexplored…Balaram Dey, Debasish Mondal, Deepak Pandit et al.·Feb 28, 2014SaveLearn
Investigation of double beta decay of 100Mo to excited states of 100RuDouble beta decay of 100Mo to the excited states of daughter nuclei has been studied using a 600 cm3 low-background HPGe detector and an external source consisting of 2588 g of 97.5% enriched…R. Arnold, C. Augier, A. S. Barabash·Feb 28, 2014SaveLearn
Comment on "Narrow Structure in the Excitation Function of η\ Photoproduction off the Neutron"It is shown that the narrow structure observed in the excitation function of η photoproduction off the Neutron originates from the interference of the two S11 resonances.A. V. Anisovich, E. Klempt, V. A. Nikonov et al.·Feb 28, 2014SaveLearn
Understanding fusion and its suppression for the 9Be projectile with different targetsThe role of the breakup process and one neutron stripping on the near barrier fusion are investigated for the weakly bound projectile 9Be on 28Si, 89Y, 124Sn, 144Sm and…V. Jha, V. V. Parkar, S. Kailas·Feb 28, 2014SaveLearn
PHENIX recent heavy flavor resultsCold nuclear matter (CNM) effects provide an important baseline for the interpretation of data in heavy ion collisions. Such effects include nuclear shadowing, Cronin effect, and initial patron…Sanghoon Lim·Feb 28, 2014SaveLearn
Search for Majorana neutrinos with the first two years of EXO-200 dataMany extensions of the Standard Model of particle physics suggest that neutrinos should be Majorana-type fermions, but this assumption is difficult to confirm. Observation of neutrinoless double-beta…200 Collaboration, J. B. Albert, D. J. Auty et al.·Feb 27, 2014SaveLearn
Evidence for a New Resonance from Polarized Neutron-Proton ScatteringExclusive and kinematically complete high-statistics measurements of quasifree polarized np scattering have been performed in the energy region of the narrow resonance structure d* with…P. Adlarson, W. Augustyniak, W. Bardan et al.·Feb 27, 2014SaveLearn
Hall A Annual Report 2013Report over the experimental activities in Hall A at Thomas Jefferson National Accelerator Facility during 2013.M. M. Dalton, K. Allada, K. Aniol et al.·Feb 27, 2014SaveLearn
Azimuthal Anisotropy Measurements by STARThe recent study of centrality and transverse momentum (pT) dependence of inclusive charged hardron elliptic anisotropy (v2) at midrapidity (|η|<1.0) in Au+Au collision at $sNN…Li Yi for STAR collaboration·Feb 27, 2014SaveLearn
Molecular structures and clustering effects in reactions induced by light nucleiα-clustering study since the pioneering discovery of 12C+12C molecular resonances half a century ago. Our knowledge on physics of nuclear molecules has increased considerably and nuclear…C. Beck·Feb 26, 2014SaveLearn
Level density and gamma-ray strength function in the odd-odd 238NpThe level density and gamma-ray strength function in the quasi-continuum of 238Np has been measured using the Oslo method. The level density function follows closely the constant-temperature level…Tamás Gábor Tornyi, Magne Guttormsen, Tomas Kvalheim Eriksen et al.·Feb 25, 2014SaveLearn
Systematic study of the elliptic flow parameter using a heavy-ion collision modelElliptic flow parameter, v2 is consider as a sensitive probe for early dynamics of the heavy-ion collision. In this work we have discussed the effect of detector efficiency, procedure of…Md. Nasim, Bedangadas Mohanty·Feb 25, 2014SaveLearn
Nuclear Structure Towards N=40 60Ca: In-beam gamma-ray Spectroscopy of 58,60TiExcited states in the neutron-rich N=38,36 nuclei 60Ti and 58Ti were populated in nucleon-removal reactions from 61V projectiles at 90~MeV/nucleon. The γ-ray transitions from…A. Gade, R. V. F. Janssens, D. Weisshaar et al.·Feb 24, 2014SaveLearn
Scaling properties of light-cluster productionWe show that ratios of light-particle energy spectra display scaling properties that can be accu- rately described by effective local chemical potentials. This demonstrates the equivalence of t/3He…Z. Chajecki, M. Youngs, D. D. S. Coupland et al.·Feb 21, 2014SaveLearn
Multi-particle emission in the decay of 31ArA multi-hit capacity setup was used to study the decay of the dripline nucleus 31Ar, produced at the ISOLDE facility at CERN. A spectroscopic analysis of the beta-delayed three-proton decay of 31Ar…G. T. Koldste, B. Blank, M. J. G. Borge et al.·Feb 19, 2014SaveLearn