118 citations · 1.2k across the 38 of their papers we have counts for
36 papers · 1 filter
Single-particle shell strengths near the doubly magic nucleus Ni and the Ni(p,)Cu reaction rate in explosive astrophysical burning
D. Kahl, P. J. Woods, T. Poxon-Pearson +24
Angle-integrated cross-section measurements of the Ni(d,n) and (d,p) stripping reactions have been performed to determine the single-particle strengths of low-lying excited…
Constraining the Neutron Star Compactness: Extraction of the Al() Reaction Rate for the -Process
C. Wolf, C. Langer, F. Montes +33
The Al()Si reaction is among the most important reactions driving the energy generation in Type-I X-ray bursts. However, the present reaction-rate uncertainty li…
Search for excited states in O
M. D. Jones, K. Fossez, T. Baumann +12
Theoretical calculations suggest the presence of low-lying excited states in O. Previous experimental searches by means of proton knockout on F produced no evidence f…
Two-Neutron Sequential Decay of O
M. D. Jones, N. Frank, T. Baumann +18
A two-neutron unbound excited state of O was populated through a (d,d') reaction at 83.4 MeV/nucleon. A state at (stat) (sys) keV with a width of…
Population of 13Be in a Nucleon Exchange Reaction
B. R. Marks, P. A. DeYoung, J. K. Smith +15
The neutron-unbound nucleus 13Be was populated with a nucleon-exchange reaction from a 71 MeV/u secondary 13B beam. The decay energy spectrum was reconstructed using invariant mass…
Three-body correlations in the ground-state decay of 26O
Z. Kohley, T. Baumann, G. Christian +10
Background: Theoretical calculations have shown that the energy and angular correlations in the three-body decay of the two-neutron unbound O26 can provide information on the groun…
Search for unbound 15Be states in the 3n+12Be channel
A. N. Kuchera, A. Spyrou, J. K. Smith +10
15Be is expected to have low-lying 3/2+ and 5/2+ states. A first search did not observe the 3/2+ [A. Spyrou et al., Phys. Rev. C 84, 044309 (2011)], however, a resonance in 15Be wa…
Proton spectroscopy of 48Ni, 46Fe, and 44Cr
M. Pomorski, M. Pfützner, W. Dominik +21
Results of decay spectroscopy on nuclei in vicinity of the doubly magic 48Ni are presented. The measurements were performed with a Time Projection Chamber with optical readout whic…
Determining the 7Li(n,gamma) cross section via Coulomb dissociation of 8Li
R. Izsak, A. Horvath, A. Kiss +21
The applicability of Coulomb dissociation reactions to determine the cross section for the inverse neutron capture reaction was explored using the reaction 8Li(gamma,n)7Li. A 69.5…
Exploiting neutron-rich radioactive ion beams to constrain the symmetry energy
Z. Kohley, G. Christian, T. Baumann +8
The Modular Neutron Array (MoNA) and 4 Tm Sweeper magnet were used to measure the free neutrons and heavy charged particles from the radioactive ion beam induced 32Mg + 9Be reactio…
Novel techniques to search for neutron radioactivity
M. Thoennessen, G. Christian, Z. Kohley +5
Two new methods to observe neutron radioactivity are presented. Both methods rely on the production and decay of the parent nucleus in flight. The relative velocity measured betwee…
Observation of a low-lying neutron-unbound state in 19C
M. Thoennessen, S. Mosby, N. S. Badger +16
Proton removal reactions from a secondary 22N beam were utilized to populate unbound states in neutron-rich carbon isotopes. Neutrons were measured with the Modular Neutron Array (…
Search for C and constraints on C
S. Mosby, N. S. Badger, T. Baumann +20
A search for the neutron-unbound nucleus C was performed via the single proton removal reaction from a beam of 22 N at 68 MeV/u. Neutrons were detected with the Modular Neut…
Study of two-neutron radioactivity in the decay of 26O
Z. Kohley, T. Baumann, D. Bazin +12
A new technique was developed to measure the lifetimes of neutron unbound nuclei in the picosecond range. The decay of 26O -> 24O+n+n was examined as it had been predicted to have…
First observation of Li ground state
Z. Kohley, E. Lunderberg, P. A. DeYoung +16
The ground state of neutron-rich unbound Li was observed for the first time in a one-proton removal reaction from Be at a beam energy of 53.6 MeV/u. The Li gro…
Observation of Ground-State Two-Neutron Decay
M. Thoennessen, Z. Kohley, A. Spyrou +22
Neutron decay spectroscopy has become a successful tool to explore nuclear properties of nuclei with the largest neutron-to-proton ratios. Resonances in nuclei located beyond the n…
Production cross sections of neutron rich isotopes from a 82Se beam
O. B. Tarasov, D. J. Morrissey, A. M. Amthor +18
Production cross sections for neutron-rich nuclei from the fragmentation of a 82Se beam at 139 MeV/u were measured. The longitudinal momentum distributions of 122 neutron-rich isot…
Exploring the neutron dripline two neutrons at a time: The first observations of the 26O and 16Be ground state resonances
Z. Kohley, A. Spyrou, E. Lunderberg +22
The two-neutron unbound ground state resonances of O and Be were populated using one-proton knockout reactions from F and B beams. A coincidence measure…
Beta-delayed proton emission in the 100Sn region
G. Lorusso, A. Becerril, A. Amthor +25
Beta-delayed proton emission from nuclides in the neighborhood of 100Sn was studied at the National Superconducting Cyclotron Laboratory. The nuclei were produced by fragmentation…
Beta decay of 71,73Co; probing single particle states approaching doubly magic 78Ni
M. M. Rajabali, R. Grzywacz, S. N. Liddick +15
Low-energy excited states in 71,73Ni populated via the β decay of 71,73Co were investigated in an experiment performed at the National Superconducting Cyclotron Laboratory (NSCL) a…
Spectroscopy of neutron-unbound F
G. Christian, N. Frank, S. Ash +16
The ground state of F has been observed as an unbound resonance keV above the ground state of F. Comparison of this result with USDA/USDB shell mode…
Evidence for the ground-state resonance of 26O
E. Lunderberg, P. A. DeYoung, Z. Kohley +18
Evidence for the ground state of the neutron-unbound nucleus 26O was observed for the first time in the single proton-knockout reaction from a 82 MeV/u 27F beam. Neutrons were meas…
Exploring the Low- Shore of the Island of Inversion at
G. Christian, N. Frank, S. Ash +24
The technique of invariant mass spectroscopy has been used to measure, for the first time, the ground state energy of neutron-unbound determined to be a resonanc…
Beta-decay of nuclei around Se-90. Search for signatures of a N=56 sub-shell closure relevant the r-process
M. Quinn, A. Aprahamian, J. Pereira +26
Nuclear structure plays a significant role on the rapid neutron capture process (r-process) since shapes evolve with the emergence of shells and sub-shells. There was some indicati…