Publications (25)
Measurement of the 10 keV resonance in the B()Be reaction via the Trojan Horse Method
C. Spitaleri, L. Lamia, S. M. R. Puglia +24
The B(p,)Be bare nucleus astrophysical S(E)-factor has been measured for the first time at energies from about 100 keV down to about 5 keV by means of the Trojan H…
Effect of the intermediate velocity emissions on the quasi-projectile properties for the Ar+Ni system at 95 A.MeV
D. Dore, Ph. Buchet, J. L. Charvet +47
The quasi-projectile (QP) properties are investigated in the Ar+Ni collisions at 95 A.MeV taking into account the intermediate velocity emission. Indeed, in this reaction, between…
Experiments towards a neutron target for measurements in inverse kinematics
S. F. Dellmann, C. M. Harrington, O. R. Cantrell +28
Neutron-induced reactions play an important role in fundamental nuclear physics, nuclear astrophysics, and applications. In the case of reactions on rare isotopes, there are limite…
Astrophysical S factor for the radiative capture 12N(p,gamma)13O determined from the 14N(12N,13O)13C proton transfer reaction
A. Banu, T. Al-Abdullah, C. Fu +10
The cross section of the radiative proton capture reaction on the drip line nucleus 12N was investigated using the Asymptotic Normalization Coefficient (ANC) method. We have used t…
Response of CsI(Tl) scintillators over a large range in energy and atomic number of ions (Part I): recombination and delta -- electrons
M. Parlog, B. Borderie, M. F. Rivet +8
A simple formalism describing the light response of CsI(Tl) to heavy ions, which quantifies the luminescence and the quenching in terms of the competition between radiative transit…
Experimental Validation of the Largest Calculated Isospin-Symmetry-Breaking Effect in a Superallowed Fermi Decay
D. Melconian, S. Triambak, C. Bordeanu +10
A precision measurement of the gamma yields following the beta decay of 32Cl has determined its isobaric analogue branch to be (22.47^{+0.21}_{-0.19})%. Since it is an almost pure…
Scattering of Be and B and the astrophysical S factor
G. Tabacaru, A. Azhari, J. Brinkley +10
Measurements of scattering of Be at 87 MeV on a melamine (CNH) target and of B at 95 MeV on C were performed. For Be the angular range was exte…
Improving isotopic identification with \emph{INDRA} Silicon-CsI(\emph{Tl}) telescopes
O. Lopez, M. Parlog, B. Borderie +21
Profiting from previous works done with the \emph{INDRA} multidetector on the description of the light response of the CsI(\emph{Tl}) crystals to different impinging n…
Branching ratios for the beta decay of 21Na
V. E. Iacob, J. C. Hardy, C. A. Gagliardi +8
We have measured the beta-decay branching ratio for the transition from 21Na to the first excited state of 21Ne. A recently published test of the standard model, which was based on…
Beta-delayed proton decay of proton-rich nuclei 23Al and 31Cl and explosive H-burning in classical novae
L. Trache, A. Banu, J. C. Hardy +14
We have developed a technique to measure beta-delayed proton decay of proton-rich nuclei produced and separated with the MARS recoil spectrometer of Texas A&M University. The short…
Multifragmentation of a very heavy nuclear system (II): bulk properties and spinodal decomposition
J. D. Frankland, B. Borderie, M. Colonna +8
The properties of fragments and light charged particles emitted in multifragmentation of single sources formed in central 36AMeV Gd+U collisions are reviewed. Most of the products…
Liquid-Gas Coexistence Region in Central Xe+Sn Reactions
B. Borderie, M. F Rivet, G. Tabacaru +4
Charge partitions and distributions of fragments emitted in multifragmentation of fused systems produced in central collisions are studied over the incident energy range 32-50 MeV…
The beta Decay of 32Cl: Precision gamma-Ray Spectroscopy and a Measurement of Isospin-Symmetry Breaking
D. Melconian, S. Triambak, C. Bordeanu +10
Background: Models to calculate small isospin-symmetry-breaking effects in superallowed Fermi decays have been placed under scrutiny in recent years. A stringent test of these mode…
Response of CsI(Tl) scintillators over a large range in energy and atomic number of ions (Part II): calibration and identification in the INDRA array
M. Parlog, B. Borderie, M. F. Rivet +8
The light output of the 324 CsI(Tl) scintillators of INDRA has been measured over a large range both in energy: 1 - 80 AMeV and in atomic number of incident ions: Z = 1 - 60. An an…
Transverse Velocity Scaling in Au+Au Fragmentation
J. Lukasik, S. Hudan, F. Lavaud +46
Invariant transverse-velocity spectra of intermediate-mass fragments were measured with the 4-pi multi-detector system INDRA for collisions of Au on Au at incident energies between…
Fragment Charge Correlations and Spinodal Decomposition in Finite Nuclear Systems
G. Tabacaru, B. Borderie, P. Desesquelles +2
Enhanced production of events with almost equal-sized fragments is experimentally revealed by charge correlations in the multifragmentation of a finite nuclear system selected in $…
Peripheral elastic and inelastic scattering of 17,18O on light targets at 12 MeV/nucleon
T. Al-Abdullah, F. Carstoiu, C. A. Gagliardi +3
A study of interaction of neutron rich oxygen isotopes O with light targets has been undertaken in order to determine the optical potentials needed for the transfer react…
Freeze-out volume in multifragmentation - dynamical simulations
M. Parlog, G. Tabacaru, J. P. Wieleczko +5
Stochastic mean-field simulations for multifragmenting sources at the same excitation energy per nucleon have been performed. The freeze-out volume, a concept which needs to be pre…
Liquid-gas phase transition in hot nuclei studied with INDRA
B. Borderie, R. Bougault, P. Desesquelles +11
Thanks to the high detection quality of the INDRA array, signatures related to the dynamics (spinodal decomposition) and thermodynamics (negative microcanonical heat capacity) of a…
Evidence for Spinodal Decomposition in Nuclear Multifragmentation
B. Borderie, G. Tabacaru, Ph. Chomaz +5
Multifragmentation of a ``fused system'' was observed for central collisions between 32 MeV/nucleon 129Xe and natSn. Most of the resulting charged products were well identified tha…
Liquid-gas phase transition in hot nuclei: correlation between dynamical and thermodynamical signals
M. F. Rivet, B. Borderie, R. Bougault +8
The dynamics and thermodynamics of phase transition in hot nuclei are studied through experimental results on multifragmentation of heavy systems (A200) formed in central heav…
New High-Precision Measurement of the Reaction Rate of the 18O(p,alpha)15N Reaction via THM
M. La Cognata, C. Spitaleri, A. M. Mukhamedzhanov +21
The 18O(p,alpha)15N reaction rate has been extracted by means of the Trojan-Horse method. For the first time the contribution of the 20-keV peak has been directly evaluated, giving…
Expanding RIB Capabilities at the Cyclotron Institute: \textsuperscript{3}He-LIG production with an Isobar Separator LSTAR
D. Melconian, G. P. A. Berg, P. D. Shidling +6
A new \textsuperscript{3}He-driven IGISOL production station and mass separator have been designed to produce neutron-deficient low-mass isotopes at the Cyclotron Institute for the…
Experimental evidence for spinodal decomposition in multifragmentation of heavy systems
INDRA Collaboration, G. Tabacaru, B. Borderie +10
Multifragmentation of fused systems was observed for central collisions between 32 AMeV 129Xe and Sn, and 36 AMeV 155Gd and U. Previous extensive comparisons between the two system…
Measurement of the 20 and 90 keV resonances in the N reaction via THM
M. La Cognata, C. Spitaleri, A. M. Mukhamedzhanov +20
The reaction is of primary importance in several astrophysical scenarios, including fluorine nucleosynthesis inside AGB stars as well as oxygen and…