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19922026
most citedThe Seventh Data Release of the Sloan Digital Sky Survey

5.4k citations

Showing 2012 · nucl-thShow all

9 papers · 2 filters

nucl-th2012

Implications of nonzero for the neutrino mass hierarchy

D. J. Ernst, B. K. Cogswell, H. R. Burroughs +2

The Daya Bay, RENO, and Double Chooz experiments have discovered a large non-zero value for . We present a global analysis that includes these three experiments, Chooz, the…

nucl-th2012★ 23 cited

Single-particle dissipation in TDHF studied from a phase-space perspective

N. Loebl, A. S. Umar, J. A. Maruhn +3

We study dissipation and relaxation processes within the time-dependent Hartree-Fock approach using the Wigner distribution function. On the technical side we present a geometrical…

nucl-th2012★ 1 cited

Dynamic Microscopic Theory of Fusion Using DC-TDHF

A. S. Umar, V. E. Oberacker, R. Keser +2

The density-constrained time-dependent Hartree-Fock (DC-TDHF) theory is a fully microscopic approach for calculating heavy-ion interaction potentials and fusion cross sections belo…

nucl-th2012

Microscopic DC-TDHF study of heavy-ion potentials and fusion cross sections

V. E. Oberacker, A. S. Umar, R. Keser

We study heavy-ion fusion reactions at energies near the Coulomb barrier, in particular with neutron-rich radioactive ion beams. Dynamic microscopic calculations are carried out on…

nucl-th2012★ 41 cited

Time-dependent coupled-cluster method for atomic nuclei

D. A. Pigg, G. Hagen, H. Nam +1

We study time-dependent coupled-cluster theory in the framework of nuclear physics. Based on Kvaal's bi-variational formulation of this method [S. Kvaal, arXiv:1201.5548], we expli…

nucl-th2012★ 79 cited

Microscopic sub-barrier fusion calculations for the neutron star crust

A. S. Umar, V. E. Uberacker, C. J. Horowitz

Fusion of very neutron rich nuclei may be important to determine the composition and heating of the crust of accreting neutron stars. Fusion cross sections are calculated using tim…

nucl-th2012★ 3 cited

Calculating error bars for neutrino mixing parameters

H. R. Burroughs, B. K. Cogswell, J. Escamilla-Roa +2

One goal of contemporary particle physics is to determine the mixing angles and mass-squared differences that constitute the phenomenological constants that describe neutrino oscil…

nucl-th2012★ 78 cited

Microscopic study of CaCa fusion

R. Keser, A. S. Umar, V. E. Oberacker

We investigate the fusion barriers for reactions involving Ca isotopes , , and $\mathrm{^{48}Ca}+\mathrm{^{48}…

nucl-th2012★ 30 cited

Dynamic microscopic study of pre-equilibrium giant resonance excitation and fusion in the reactions Sn+Ca and Sn+Ca

V. E. Oberacker, A. S. Umar, J. A. Maruhn +1

We study pre-equilibrium giant dipole resonance excitation and fusion in the neutron-rich system Sn+Ca at energies near the Coulomb barrier, and we compare photon yi…