Experimental study of η meson photoproduction reaction at MAMINew data for the differential cross sections, polarization observables T, F, and E in the reaction of η photoproduction on proton from the threshold up to a center-of-mass energy of W=1.9 GeV…V. L. Kashevarov, the A2 Collaboration at MAMI·Jun 8, 2015SaveLearn
Physical basis of critical analysisA new approach to provide a fruitful analysis of signal amplitude is proposed. It is this method that has made it possible to eliminate some observed artificial events from the list of candidates for…Y. S. Tsyganov·Jun 8, 2015SaveLearn
Basic non-linear effects in silicon radiation detector in detection of highly ionizing particles: registration of ultra rare events of superheavy nuclei in the long-term experimentsSources of non-linear response of PIPS detector, when detecting highly ionizing particles like recoils (EVR), fission fragments and heavy ions, including formation of large pulse-height defect (PHD)…Y. S. Tsyganov·Jun 8, 2015SaveLearn
Complex signal amplitude analysis for complete fusion nuclear reaction productsA complex analysis has been performed on the energy amplitude signals corresponding to events of Z=117 element measured in the 249Bk+48Ca complete fusion nuclear reaction. These signals were detected…Yu. S. Tsyganov·Jun 7, 2015SaveLearn
Oscillations at low energiesA concise summary of the "Oscillation at low energies" parallel session at the 2014 Neutrino Oscillation Workshop is provided. Plans to use man-made neutrinos and antineutrinos to determine…D. A. Dwyer, L. Ludhova·Jun 5, 2015SaveLearn
Method of active correlations for DSSSD detector applicationReal-time PC based algorithm is developed for DSSSD ( Double Side Silicon Strip Detector) detector. Brief description of the detection system is also presented. Complete fusion nuclear reaction…Y. S. Tsyganov·Jun 5, 2015SaveLearn
Nuclear excitation functions from 40-200 MeV proton irradiation of terbiumNuclear formation cross sections are reported for 26 radionuclides, measured with 40 to 200 MeV proton irradiations of terbium foils. These data are relevant to the production of medically relevant…Jonathan W. Engle, Stepan G. Mashnik, Lauren A. Parker et al.·Jun 2, 2015SaveLearn
An examination of proton charge radius extractions from e-p scattering dataA detailed examination of issues associated with proton radius extractions from elastic electron-proton scattering experiments is presented. Sources of systematic uncertainty and model dependence in…John Arrington·Jun 2, 2015SaveLearn
Measurements of the ion fraction and mobility of alpha and beta decay products in liquid xenon using EXO-200Alpha decays in the EXO-200 detector are used to measure the fraction of charged 218Po and 214Bi daughters created from alpha and beta decays, respectively.…J. B. Albert, D. J. Auty, P. S. Barbeau et al.·Jun 1, 2015SaveLearn
From CELSIUS to COSY: on the observation of a dibaryon resonanceUsing the high-quality beam of storage rings in combination with a pellet target and the hermetic WASA detector covering practically the full solid angle the two-pion production in nucleon-nucleon…H. Clement, M. Bashkanov, T. Skorodko·Jun 1, 2015SaveLearn
Probing the N = 32 shell closure below the magic proton number Z = 20: Mass measurements of the exotic isotopes 52,53KThe recently confirmed neutron-shell closure at N = 32 has been investigated for the first time below the magic proton number Z = 20 with mass measurements of the exotic isotopes 52,53K, the latter…M. Rosenbusch, P. Ascher, D. Atanasov et al.·Jun 1, 2015SaveLearn
Measurement of the Doubly-Polarized 3He(γ,n)pp Reaction at 16.5 MeV and Its Implications for the GDH Sum RuleWe report new measurements of the doubly-polarized photodisintegration of 3He at an incident photon energy of 16.5 MeV, carried out at the High Intensity γ-ray Source (HIγS) facility located…G. Laskaris, X. Yan, J. M. Mueller et al.·Jun 1, 2015SaveLearn
Fission barriers heights in A 200 mass regionStatistical model analysis has been carried out for p and α induced fission reactions using a consistent description for fission barrier and level density in A 200 mass region. A…K. Mahata·May 29, 2015SaveLearn
eta-delayed three-proton decay of 31ArThe beta decay of 31Ar, produced by fragmentation of a 36Ar beam at 880 MeV/nucleon, was investigated. Identified ions of 31Ar were stopped in a gaseous time projection chamber with optical readout…A. A. Lis, C. Mazzocchi, W. Dominik et al.·May 29, 2015SaveLearn
First measurement of target and beam-target asymmetries in the γp π0ηp reactionThe first data on target and beam-target asymmetries for the γpπ0ηp reaction at photon energies from 1050 up to 1450 MeV are presented. The measurements were performed using the Crystal Ball…J. R. M. Annand, H. J. Arends, R. Beck et al.·May 29, 2015SaveLearn
Precise Determination of the Deuteron Spin Structure at Low to Moderate Q2 with CLAS and Extraction of the Neutron ContributionWe present the final results for the deuteron spin structure functions obtained from the full data set collected with Jefferson Lab's CLAS in 2000-2001. Polarized electrons with energies of 1.6,…N. Guler, R. G. Fersch, S. E. Kuhn et al.·May 28, 2015SaveLearn
Azimuthal anisotropy in U+U and Au+Au collisions at RHICCollisions between prolate uranium nuclei are used to study how particle production and azimuthal anisotropies depend on initial geometry in heavy-ion collisions. We report the two- and four-particle…STAR Collaboration, L. Adamczyk, J. K. Adkins et al.·May 28, 2015SaveLearn
Form factors and radii of light nucleiWe discuss the determination of electromagnetic form factors from the world data on electron-nucleus scattering for nuclei Z ≤ 3, with particular emphasis on the derivation of the moments…Ingo Sick·May 26, 2015SaveLearn
Toward the Limits of Matter: Ultra-relativistic nuclear collisions at CERNStrongly interacting matter as described by the thermodynamics of QCD undergoes a phase transition, from a low temperature hadronic medium to a high temperature quark-gluon plasma state. In the early…Jurgen Schukraft, Reinhard Stock·May 26, 2015SaveLearn
Nucleon-Gold Collisions at 200 AGeV Using Tagged d+Au Interactions in PHOBOSForward calorimetry in the PHOBOS detector has been used to study charged hadron production in d+Au, p+Au and n+Au collisions at sqrt(snn) = 200 GeV. The forward proton calorimeter detectors are…B. B. Back, M. D. Baker, M. Ballintijn et al.·May 25, 2015SaveLearn
Simultaneous pi/2 rotation of two spin species of different gyromagnetic ratiosWe examine the characteristics of the pi/2 pulse for simultaneously rotating two spin species of different gyromagnetic ratios with the same sign. For a pi/2 pulse using a rotating magnetic field, we…Ping-Han Chu, Jen-Chieh Peng·May 24, 2015SaveLearn
K*(892)+ production in proton-proton collisions at Ebeam = 3.5 GeVWe present results on the K*(892)+ production in proton-proton collisions at a beam energy of E = 3.5 GeV, which is hitherto the lowest energy at which this mesonic resonance has been observed in…HADES Collaboration, G. Agakishiev, O. Arnold et al.·May 22, 2015SaveLearn
Measurement of the Beam-Recoil Polarization in Low-Energy Virtual Compton Scattering from the ProtonDouble-polarization observables in the reaction ep → e'p'γ have been measured at Q2=0.33 (GeV/c)2. The experiment was performed at the spectrometer setup of the A1…L. Doria, P. Janssens, P. Achenbach et al.·May 22, 2015SaveLearn
Antimagnetic rotation and sudden change of electric quadrupole transition strength in 143EuLifetimes of the states in the quadrupole structure in 143Eu have been measured using the Doppler shift attenuation method as well as parity of the states in the sequence has been firmly identified…S. Rajbanshi, S. Roy, Somnath Nag et al.·May 22, 2015SaveLearn
Enhanced Gamma-Ray Emission from Neutron Unbound States Populated in Beta DecayTotal absorption spectroscopy was used to investigate the beta-decay intensity to states above the neutron separation energy followed by gamma-ray emission in 87,88Br and 94Rb. Accurate results were…J. L. Tain, E. Valencia, A. Algora et al.·May 20, 2015SaveLearn