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Showing 2012 · nucl-exShow all

45 papers · 2 filters

nucl-ex2012★ 10 cited

Characterizing the atomic mass surface beyond the proton drip line via a-decay measurements of the s1/2 ground state of 165Re and the h11/2 isomer in 161Ta

D. O'Donnell, R. D. Page, C. Scholey +33

The a-decay chains originating from the s1/2 and h11/2 states in 173Au have been investigated following fusion-evaporation reactions. Four generations of a radioactivities have bee…

nucl-ex2012★ 56 cited

Medium modification of jet fragmentation in Au+Au collisions at sqrt(s_NN)=200 GeV measured in direct photon-hadron correlations

A. Adare, S. Afanasiev, C. Aidala +559

The jet fragmentation function is measured with direct photon-hadron correlations in p+p and Au+Au collisions at sqrt(s_NN)=200 GeV. The p_T of the photon is an excellent approxima…

nucl-ex2012★ 17 cited

Search for Superscreening effect in Superconductor

P. Ujic, F. de Oliveira Santos, M. Lewitowicz +17

The decay of O() and Ne() implanted in niobium in its superconducting and metallic phase was measured using purified radioactive beams produced by the SPIRA…

nucl-ex2012★ 20 cited

The neutron-proton charge-exchange amplitudes measured in the dp -> ppn reaction

D. Mchedlishvili, S. Barsov, J. Carbonell +41

The unpolarised differential cross section and the two deuteron tensor analysing powers A_{xx} and A_{yy} of the pol{d}p -> (pp)n charge-exchange reaction have been measured with t…

nucl-ex2012★ 34 cited

Production of spin-controlled rare isotope beams

Y. Ichikawa, H. Ueno, Y. Ishii +23

The degree of freedom of spin in quantum systems serves as an unparalleled laboratory where intriguing quantum physical properties can be observed, and the ability to control spin…

nucl-ex2012★ 7 cited

High-spin structure in K

P. -A. Söderström, F. Recchia, J. Nyberg +74

High-spin states of K have been populated in the fusion-evaporation reaction C(Si,np)K and studied by means of -ray spectroscopy techniques using one…

nucl-ex2012★ 30 cited

Upsilon (1S+2S+3S) production in d+Au and p+p collisions at sqrt(s_NN)=200 GeV and cold-nuclear matter effects

A. Adare, S. Afanasiev, C. Aidala +491

The three Upsilon states, Upsilon(1S+2S+3S), are measured in d+Au and p+p collisions at sqrt(s_NN)=200 GeV and rapidities 1.2<|y|<2.2 by the PHENIX experiment at the Relativistic H…

nucl-ex2012★ 21 cited

Ultra-relativistic heavy-ion physics with AFTER@LHC

A. Rakotozafindrabe, R. Arnaldi, S. J. Brodsky +11

We outline the opportunities for ultra-relativistic heavy-ion physics which are offered by a next generation and multi-purpose fixed-target experiment exploiting the proton and ion…

nucl-ex2012★ 220 cited

Transverse momentum distribution and nuclear modification factor of charged particles in p-Pb collisions at = 5.02 TeV

ALICE Collaboration

The transverse momentum () distribution of primary charged particles is measured in minimum bias (non-single-diffractive) p-Pb collisions at $\sqrt{s_{\mathrm{NN}}}=…

nucl-ex2012★ 199 cited

Pseudorapidity density of charged particles in p-Pb collisions at TeV

ALICE Collaboration

The charged-particle pseudorapidity density measured over 4 units of pseudorapidity in non-single-diffractive (NSD) p-Pb collisions at a centre-of-mass energy per nucleon pair $\sq…

nucl-ex2012★ 14 cited

Nuclear multifragmentation time-scale and fluctuations of largest fragment size

D. Gruyer, J. D. Frankland, R. Botet +18

Distributions of the largest fragment charge, Zmax, in multifragmentation reactions around the Fermi energy can be decomposed into a sum of a Gaussian and a Gumbel distribution, wh…

nucl-ex2012★ 24 cited

New isospin e ffects in central heavy-ion collisions at Fermi energies

F. Gagnon-Moisan, E. Galichet, M. -F. Rivet +20

Isospin e ffects on multifragmentation properties were studied thanks to nuclear collisions between di fferent isotopes of xenon beams and tin targets. It is shown that, in central…

nucl-ex2012★ 59 cited

Evolution of the N=28 shell closure: a test bench for nuclear forces

O. Sorlin, M. -G. Porquet

The evolution of the N=28 shell closure is investigated far from stability. Using the latest results obtained from various experimental techniques, we discuss the main properties o…

nucl-ex2012★ 36 cited

Inclusive cross section and single-transverse-spin asymmetry for very forward neutron production in polarized p+p collisions at sqrt(s)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +379

The energy dependence of the single-transverse-spin asymmetry, A_N, and the cross section for neutron production at very forward angles were measured in the PHENIX experiment at RH…

nucl-ex2012★ 2 cited

Primordial Nucleosynthesis

Alain Coc

Primordial nucleosynthesis, or Big-Bang Nucleosynthesis (BBN), is one of the three evidences for the Big-Bang model, together with the expansion of the Universe and the Cosmic Micr…

nucl-ex2012★ 32 cited

J/psi suppression at forward rapidity in Au+Au collisions at sqrt(s_NN)=39 and 62.4 GeV

A. Adare, C. Aidala, N. N. Ajitanand +361

We present measurements of the J/psi invariant yields in sqrt(s_NN)=39 and 62.4 GeV Au+Au collisions at forward rapidity (1.2<|y|<2.2). Invariant yields are presented as a function…

nucl-ex2012★ 88 cited

Cold-nuclear-matter effcts on heavy-quark production in d+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +379

The PHENIX experiment has measured electrons and positrons at midrapidity from the decays of hadrons containing charm and bottom quarks produced in d+Au and p+p collisions at sqrt(…

nucl-ex2012★ 61 cited

Direct photon production in d+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. S. Adler, S. Afanasiev +543

Direct photons have been measured in sqrt(s_NN)=200 GeV d+Au collisions at midrapidity. A wide p_T range is covered by measurements of nearly-real virtual photons (1<p_T<6 GeV/c) a…

nucl-ex2012★ 149 cited

Neutral pion production with respect to centrality and reaction plane in Au+Au collisions at sqrt(s_NN)=200 GeV

A. Adare, S. Afanasiev, C. Aidala +380

The PHENIX experiment has measured the production of neutral pions in Au+Au collisions at sqrt(s_NN)=200 GeV. The new data offer a fourfold increase in recorded luminosity, providi…

nucl-ex2012★ 84 cited

Baryonic resonances close to the Kbar-N threshold: the case of Lambda(1405) in pp collisions

G. Agakishiev, A. Balanda, D. Belver +92

We present an analysis of the Lambda(1405) resonance produced in the reaction p+p->Sigma^{pm}+pi^{mp}+K+p at 3.5 GeV kinetic beam energy measured with HADES at GSI. The two charged…

nucl-ex2012★ 116 cited

Well-developed deformation in 42Si

S. Takeuchi, M. Matsushita, N. Aoi +40

Excited states in 38,40,42Si nuclei have been studied via in-beam gamma-ray spectroscopy with multi-nucleon removal reactions. Intense radioactive beams of 40S and 44S provided at…

nucl-ex2012★ 76 cited

Net-charge fluctuations in Pb-Pb collisions at = 2.76 TeV

ALICE Collaboration

We report the first measurement of the net-charge fluctuations in Pb-Pb collisions at = 2.76 TeV, measured with the ALICE detector at the CERN Large Hadron Coll…

nucl-ex2012★ 273 cited

Charge separation relative to the reaction plane in Pb-Pb collisions at TeV

ALICE Collaboration

Measurements of charge dependent azimuthal correlations with the ALICE detector at the LHC are reported for Pb-Pb collisions at TeV. Two- and three-parti…

nucl-ex2012★ 23 cited

Virtual Compton Scattering and the Generalized Polarizabilities of the Proton at Q^2=0.92 and 1.76 GeV^2

H. Fonvieille, G. Laveissiere, N. Degrande +161

Virtual Compton Scattering (VCS) on the proton has been studied at Jefferson Lab using the exclusive photon electroproduction reaction (e p --> e p gamma). This paper gives a detai…