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2023CH46      Phys.Rev.Lett. 131, 172501 (2023)

R.J.Charity, J.Wylie, S.M.Wang, T.B.Webb, K.W.Brown, G.Cerizza, Z.Chajecki, J.M.Elson, J.Estee, D.E.M.Hoff, S.A.Kuvin, W.G.Lynch, J.Manfredi, N.Michel, D.G.McNeel, P.Morfouace, W.Nazarewicz, C.D.Pruitt, C.Santamaria, S.Sweany, J.Smith, L.G.Sobotka, M.B.Tsang, A.H.Wuosmaa

Strong Evidence for 9N and the Limits of Existence of Atomic Nuclei

RADIOACTIVITY 9N(p), 8C, 6Be(2p) [from 9Be(13O, X)9N, E=69.5 MeV/nucleon]; measured decay products, Ep, Ip. 9N, 8C; deduced invariant-mass spectra, level diagrams, possible single resonancelike peak in the spectrum. R-matrix fits, comparison with the theoretical predictions of an open-quantum-system approach. The National Superconducting Cyclotron Laboratory at Michigan State University.

doi: 10.1103/PhysRevLett.131.172501
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2023FE08      Phys. Rev. Res. 5, L022044 (2023)

R.W.Fearick, P.von Neumann-Cosel, S.Bacca, J.Birkhan, F.Bonaiti, I.Brandherm, G.Hagen, H.Matsubara, W.Nazarewicz, N.Pietralla, V.Yu.Ponomarev, P.-G.Reinhard, X.Roca-Maza, A.Richter, A.Schwenk, J.Simonis, and A.Tamii

Electric dipole polarizability of 40Ca

NUCLEAR REACTIONS 40Ca(p, p'), E=5-25 MeV; measured reaction products, Ep, Ip; deduced electric dipole strength distribution, σ(θ, E). Comparison with available data. The Grand Raiden spectrometer, RCNP, Osaka.

doi: 10.1103/PhysRevResearch.5.L022044
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2023KO19      Phys.Rev.Lett. 131, 102501 (2023)

K.Konig, S.Fritzsche, G.Hagen, J.D.Holt, A.Klose, J.Lantis, Y.Liu, K.Minamisono, T.Miyagi, W.Nazarewicz, T.Papenbrock, S.V.Pineda, R.Powel, P.-G.Reinhard

Surprising Charge-Radius Kink in the Sc Isotopes at N=20

NUCLEAR REACTIONS Be(40Ca, X)40Sc/41Sc, E=140 MeV/nucleon; measured frequencies; deduced resonance spectra, charge radii using collinear laser spectroscopy, kink at neutron shell closure. Comparison with available data. The National Superconducting Cyclotron Laboratory.

doi: 10.1103/PhysRevLett.131.102501
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2023MI20      Phys.Rev.Lett. 131, 242502 (2023)

N.Michel, W.Nazarewicz, M.Ploszajczak

Description of the Proton-Decaying 0+2 Resonance of the α Particle

RADIOACTIVITY 4He(p), (n), (d); analyzed available data the monopole transition form factor from the ground state; deduced the excitation energy and monopole form factor of the 0+2 state in 4He.

doi: 10.1103/PhysRevLett.131.242502
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2023OK01      Phys.Rev. C 107, L021305 (2023)

J.Okolowicz, M.Ploszajczak, W.Nazarewicz

Near-threshold resonances in 11C and the 10B(p, α)7Be aneutronic reaction

NUCLEAR STRUCTURE 11C; calculated levels J, π, spectroscopic factors, continuum-coupling correlation energy for near proton-threshold states. Shell model embedded in the continuum (SMEC). Discussed the impact of the resonances on the σ for the reaction 10B(p, α). Comparison to experimental data.

doi: 10.1103/PhysRevC.107.L021305
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2023SM02      Phys.Rep. 1035, 1 (2023)

O.R.Smits, P.Indelicato, W.Nazarewicz, M.Piibeleht, P.Schwerdtfeger

Pushing the limits of the periodic table - A review on atomic relativistic electronic structure theory and calculations for the superheavy elements

ATOMIC PHYSICS A=1-172; calculated atomic structure by solving the Dirac equation in strong Coulomb fields, and taking into account quantum electrodynamic effects; deduced the nature of the resulting Gamow states within a rigged Hilbert space formalism.

doi: 10.1016/j.physrep.2023.09.004
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2023SP02      Phys.Lett. B 841, 137932 (2023)

M.Spieker, S.E.Agbemava, D.Bazin, S.Biswas, P.D.Cottle, P.J.Farris, A.Gade, T.Ginter, S.Giraud, K.W.Kemper, J.Li, W.Nazarewicz, S.Noji, J.Pereira, L.A.Riley, M.Smith, D.Weisshaar, R.G.T.Zegers

Hexadecapole strength in the rare isotopes 74, 76Kr

NUCLEAR REACTIONS 1H(74Kr, 74Kr'), (76Kr, 76Kr'), E(cm)=100 MeV, [secondary 74,76Kr beams from 9Be(78Kr, X), E=150 MeV/nucleon primary reaction, followed by separation of fragments using A1900 separator]; measured Doppler-corrected Eγ, Iγ, (particle)γ-coin using NSCL-MSU using NSCL/Ursinus Liquid Hydrogen (LH2) Target, eight GRETINA modules of 36-fold segmented HPGe detectors for γ radiation, and S800 spectrograph for projectile-like reaction residues. 74,76Kr; deduced levels, Jπ, β2 for the first 2+ state and β4 and B(E4)(W.u.) for the first 4+ state from inelastic proton scattering experiments in inverse kinematics. Comparison to coupled-channels calculations, and nuclear density functional theory (DFT) calculations using the Skyrme SkM* and UNEDF1 energy density functionals, covariant NL3* and DD-PC1 energy density functionals. Systematics and theoretical predictions of β2, β4 and B(E4)(W.u.) for 74,76,78,80,82,84,86Kr.

doi: 10.1016/j.physletb.2023.137932
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2023WA15      Phys. Rev. Res. 5, 023183 (2023)

S.M.Wang, W.Nazarewicz, A.Volya, Y.G.Ma

Probing the nonexponential decay regime in open quantum systems

RADIOACTIVITY 6Be(2p), 6He(2n); calculated survival probability; deduced the phenomenon of a nonexponential decay of an open quantum system at long times.

doi: 10.1103/PhysRevResearch.5.023183
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2022BO15      Rev.Mod.Phys. 94, 031003 (2022)

A.Boehnlein, M.Diefenthaler, N.Sato, M.Schram, V.Ziegler, C.Fanelli, M.Hjorth-Jensen, T.Horn, M.P.Kuchera, D.Lee, W.Nazarewicz, P.Ostroumov, K.Orginos, A.Poon, X.-N.Wang, A.Scheinker, M.S.Smith, L.-G.Pang

Colloquium: Machine learning in nuclear physics

doi: 10.1103/RevModPhys.94.031003
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2022CI08      J.Phys.(London) G49, 120502 (2022)

V.Cirigliano, Z.Davoudi, J.Engel, R.J.Furnstahl, G.Hagen, U.Heinz, H.Hergert, M.Horoi, C.W.Johnson, A.Lovato, E.Mereghetti, W.Nazarewicz, A.Nicholson, T.Papenbrock, S.Pastore, M.Plumlee, D.R.Phillips, P.E.Shanahan, S.R.Stroberg, F.Viens, A.Walker-Loud, K.A.Wendt, S.M.Wild

Towards precise and accurate calculations of neutrinoless double-beta decay

RADIOACTIVITY 48Ca(2β-); calculated neutrinoless nuclear matrix elements using chiral-EFT interactions, EDF, IBM, QRPA, SM-pf, SM-sdpf, SM-MBPT, RSM, QMC+SM, IM-GCM, VS-IMSRG, CCSD, CCSD-T1.

doi: 10.1088/1361-6471/aca03e
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2022FL03      Phys.Rev. C 105, 054302 (2022)

E.Flynn, D.Lay, S.Agbemava, P.Giuliani, K.Godbey, W.Nazarewicz, J.Sadhukhan

Nudged elastic band approach to nuclear fission pathways

RADIOACTIVITY 240Pu, 235U(SF); calculated potential energy surfaces in (Q20, Q30) coordinates, action integrals, fission paths. Nudged elastic band method (NEB), grid-based methods, and the Euler-Lagrange approach.

doi: 10.1103/PhysRevC.105.054302
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2022KO04      Phys.Rev. C 105, L021303 (2022)

M.Kortelainen, Z.Sun, G.Hagen, W.Nazarewicz, T.Papenbrock, P.-G.Reinhard

Universal trend of charge radii of even-even Ca-Zn nuclei

NUCLEAR STRUCTURE 36,38,40,42,44,46,48,50,52,54,56,58,60Ca, 42,44,46,48,50,52,54,56,58,60,62Ti, 44,46,48,50,52,54,56,58,60,62,64Cr, 46,48,50,52,54,56,58,60,62,64,66Fe, 48,50,52,54,56,58,60,62,64,66,68Ni, 60,62,64,66,68,70Zn; calculated ground state energies, charge rms radii. Coupled cluster (CC) and ab-initio density functional theory calculations extended to the open-shell deformed nuclei. Comparison to available data.

doi: 10.1103/PhysRevC.105.L021303
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2022MA04      Phys.Rev.Lett. 128, 022502 (2022)

S.Malbrunot-Ettenauer, S.Kaufmann, S.Bacca, C.Barbieri, J.Billowes, M.L.Bissell, K.Blaum, B.Cheal, T.Duguet, R.F.Garcia Ruiz, W.Gins, C.Gorges, G.Hagen, H.Heylen, J.D.Holt, G.R.Jansen, A.Kanellakopoulos, M.Kortelainen, T.Miyagi, P.Navratil, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, S.J.Novario, T.Papenbrock, T.Ratajczyk, P.-G.Reinhard, L.V.Rodriguez, R.Sanchez, S.Sailer, A.Schwenk, J.Simonis, V.Soma, S.R.Stroberg, L.Wehner, C.Wraith, L.Xie, Z.Y.Xu, X.F.Yang, D.T.Yordanov

Nuclear Charge Radii of the Nickel Isotopes 58-68, 70Ni

NUCLEAR MOMENTS 58,59,60,61,62,63,64,65,66,67,68Ni, 70Ni; measured frequency-time spectrum; deduced isotope shifts, mean-square charge radii. Comparison with ab initio approaches. Collinear laser spectroscopy beam line COLLAPS, ISOLDE/CERN.

doi: 10.1103/PhysRevLett.128.022502
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2022OK01      J.Phys.(London) G49, 10LT01 (2022)

J.Okolowicz, M.Ploszajczak, W.Nazarewicz

β-p and β-α decay of the 11Be neutron halo ground state

RADIOACTIVITY 11Be(β-p), (β-α); calculated energy levels, J, π, proton decay width, branching ratios, Gamow-Teller reduced matrix elements B(GT) and log ft, radiative widths and intensities of the electromagnetic transitions; deduced parameters of the effective the shell model embedded in the continuum (SMEC) Hamiltonian.

doi: 10.1088/1361-6471/ac8948
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2022RE02      Phys.Rev. C 105, L021301 (2022)

P.-G.Reinhard, W.Nazarewicz

Information content of the differences in the charge radii of mirror nuclei

NUCLEAR STRUCTURE 36S, 54Fe, 48,54Ni, 36,48Ca, 208Pb; calculated charge radii of mirror nuclei. Analysis of the correlation between mirror charge radii and slope of the symmetry energy L. Comparison with available data.

doi: 10.1103/PhysRevC.105.L021301
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2022RE09      Phys.Rev. C 106, 014303 (2022)

P.-G.Reinhard, W.Nazarewicz

Statistical correlations of nuclear quadrupole deformations and charge radii

NUCLEAR STRUCTURE 166,168,170,172,174Er, 168,170,172,174,176Yb, 170,172,174,176,178Hf; calculated proton quadrupole ground-state deformations β2, charge radii, proton and neutron pairing energies, and single-particle energies, coefficients of determination (CoD) diagrams for the underlying deformed shell structure and changes of single-particle configurations due to crossings of s.p. levels. Self-consistent mean-field theory using quantified energy density functionals SV-min and Fy(Δr, BCS), and density-dependent pairing forces, with the statistical analysis using linear least-square regression.

doi: 10.1103/PhysRevC.106.014303
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2022RE14      Phys.Rev.Lett. 129, 232501 (2022)

P.-G.Reinhard, X.Roca-Maza, W.Nazarewicz

Combined Theoretical Analysis of the Parity-Violating Asymmetry for 48Ca and 208Pb

NUCLEAR STRUCTURE 48Ca, 208Pb; analyzed available data; deduced the parity violating asymmetry, the static electric dipole polarizability, masses and charge radii.

doi: 10.1103/PhysRevLett.129.232501
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2022SA04      Phys.Rev. C 105, 014619 (2022)

J.Sadhukhan, S.A.Giuliani, W.Nazarewicz

Theoretical description of fission yields: Toward a fast and efficient global model

NUCLEAR REACTIONS 235U, 239Pu, 251Cf, 255Fm(n, F), E=thermal; calculated mass and charge fission fragment distributions, total neutron multiplicities, secondary (post-neutron emission) mass and charge fission fragment distributions, charge polarization of heavy fragments in 235U(n, F); predicted odd-even staggering (OES) in charge yields and for neutron evaporation. Microscopic-statistical model of fission fragment distribution with fission trajectories from the density functional theory framework.Comparison with experimental data.

RADIOACTIVITY 254Pu, 252Cf, 254,256,264,290Fm, 294Og(SF); calculated total neutron multiplicities for fission of 252Cf and 254Fm, nucleon localization functions for neutrons and protons at the prescission configuration for fission of 264Fm, secondary (post-neutron emission) mass and charge fission fragment distributions for 252Cf, 254Fm and 256Fm, fragment charge distributions for 245Pu, 290Fm and 294Og. predicted odd-even staggering (OES) in charge yields and for neutron evaporation. Microscopic-statistical model of fission fragment distribution with fission trajectories from the density functional theory framework. Comparison with available experimental data.

doi: 10.1103/PhysRevC.105.014619
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2022SO14      Phys.Rev.Lett. 129, 132501 (2022)

F.Sommer, K.Konig, D.M.Rossi, N.Everett, D.Garand, R.P.de Groote, J.D.Holt, P.Imgram, A.Incorvati, C.Kalman, A.Klose, J.Lantis, Y.Liu, A.J.Miller, K.Minamisono, T.Miyagi, W.Nazarewicz, W.Nortershauser, S.V.Pineda, R.Powel, P.-G.Reinhard, L.Renth, E.Romero-Romero, R.Roth, A.Schwenk, C.Sumithrarachchi, A.Teigelhofer

Charge Radii of 55, 56Ni Reveal a Surprisingly Similar Behavior at N=28 in Ca and Ni Isotopes

NUCLEAR MOMENTS 54,55,56,57,58,59,60Ni; measured frequencies; deduced Isotope shifts, differential ms charge radii, and absolute rms charge radii. Comparison with nuclear density functional theory (DFT) calculations. National Superconducting Cyclotron Laboratory (NSCL) at Michigan State University (MSU) and collinear laser spectroscopy (CLS) at the BECOLA facility.

doi: 10.1103/PhysRevLett.129.132501
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2022WA33      J.Phys.(London) G49, 10LT02 (2022)

S.M.Wang, W.Nazarewicz, R.J.Charity, L.G.Sobotka

Nucleon-nucleon correlations in the extreme oxygen isotopes

RADIOACTIVITY 11,12O(2p), 26O(2n); calculated density distributions of two-nucleon decays, asymptotic energy and angular correlations of protons and neutrons, Jacobi-Y correlations of two protons emitted from the broad low-energy structure, two-neutron decay of threshold resonance in 26O. The Gamow coupled-channel (GCC) method.

doi: 10.1088/1361-6471/ac888f
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2021BE14      Eur.Phys.J. A 57, 100 (2021)

P.Bedaque, A.Boehnlein, M.Cromaz, M.Diefenthaler, L.Elouadrhiri, T.Horn, M.Kuchera, D.Lawrence, D.Lee, S.Lidia, R.McKeown, W.Melnitchouk, W.Nazarewicz, K.Orginos, Y.Roblin, M.S.Smith, M.Schram, X.-N.Wang

A.I. for nuclear physics

doi: 10.1140/epja/s10050-020-00290-x
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2021CH14      Phys.Rev. C 103, 034303 (2021)

M.Chen, T.Li, J.Dobaczewski, W.Nazarewicz

Microscopic origin of reflection-asymmetric nuclear shapes

NUCLEAR STRUCTURE 146Ba, 224Ra; calculated deformation energies, multipole components of the total deformation energy, isospin and neutron-proton components of the octupole energy as functions of β3 parameter. 138,140,142,144,146,148,150,152Ba, 166,168,170,172,174,176,178,180Yb, 214,216,218,220,222,224,226,228,230,232Ra, 216,218,220,222,224,226,228,230,232,234U; calculated equilibrium quadrupole deformations β20, deformation energies. 176Yb, 224Ra; calculated single-particle (canonical) neutron and proton SLy4-HFB levels as functions of β2. Axial reflection-asymmetric Hartree-Fock-Bogoliubov theory using SLy4 and UNEDF2 Skyrme energy-density functionals and density-dependent pairing force for the multipole expansion of interaction energies in isospin and neutron-proton schemes to investigate their role in the appearance of reflection-asymmetric deformations.

doi: 10.1103/PhysRevC.103.034303
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2021HA47      Nat.Phys. 17, 1408 (2021)

A.Hamaker, E.Leistenschneider, R.Jain, G.Bollen, S.A.Giuliani, K.Lund, W.Nazarewicz, L.Neufcourt, C.R.Nicoloff, D.Puentes, R.Ringle, C.S.Sumithrarachchi, I.T.Yandow

Precision mass measurement of lightweight self-conjugate nucleus 80Zr

ATOMIC MASSES 80,81,82,83Zr; measured time of flight, frequencies; deduced mass excesses, weighted average frequency ratio. Comparison with AME20. Low Energy Beam and Ion Trap (LEBIT) facility.

doi: 10.1038/s41567-021-01395-w
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2021KO08      Nat.Phys. 17, 439 (2021), Erratum Nat.Phys. 17, 539 (2021)

A.Koszorus, X.F.Yang, W.G.Jiang, S.J.Novario, S.W.Bai, J.Billowes, C.L.Binnersley, M.L.Bissell, T.E.Cocolios, B.S.Cooper, R.P.de Groote, A.Ekstrom, K.T.Flanagan, C.Forssen, S.Franchoo, R.F.Garcia Ruiz, F.P.Gustafsson, G.Hagen, G.R.Jansen, A.Kanellakopoulos, M.Kortelainen, W.Nazarewicz, G.Neyens, T.Papenbrock, P.-G.Reinhard, C.M.Ricketts, B.K.Sahoo, A.R.Vernon, S.G.Wilkins

Charge radii of exotic potassium isotopes challenge nuclear theory and the magic character of N = 32

NUCLEAR MOMENTS 36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52K; measured frequencies; deduced hyperfine structure spectra, charge radii, new magic numbers. Comparison with NNLO, HFB calculations.

doi: 10.1038/s41567-020-01136-5
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2021PH05      J.Phys.(London) G48, 072001 (2021)

D.R.Phillips, R.J.Furnstahl, U.Heinz, T.Maiti, W.Nazarewicz, F.M.Nunes, M.Plumlee, M.T.Pratola, S.Pratt, F.G.Viens, S.M.Wild

Get on the BAND Wagon: a Bayesian framework for quantifying model uncertainties in nuclear dynamics

NUCLEAR REACTIONS 208Pb(p, p), E=30 MeV; calculated σ. Comparison with available data.

doi: 10.1088/1361-6471/abf1df
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2021RE06      Phys.Rev. C 103, 054310 (2021), Phys.Rev. C 107, 069901 (2023)

P.-G.Reinhard, W.Nazarewicz

Nuclear charge densities in spherical and deformed nuclei: Toward precise calculations of charge radii

NUCLEAR STRUCTURE 40,48Ca; calculated charge and proton density distributions, differential mean-square charge radii and compared with experimental data. Z=20, N=16-34; Z=24, N=20-44; Z=38, N=34-70; Z=50, N=50-86; Z=70, N=80-126; Z=82, N=102-150; Z=92, N=122-156; N=20, Z=10-24; N=28, Z=16-30; N=50, Z=30-52; N=82, Z=44-72; N=126, Z=70-92; calculated rms point-proton and charge radii for isotopic and isotonic chains and corrections to the fourth radial moments, surface thicknesses, and diffraction radii of magic and open-shell spherical and deformed even-even nuclei. Self-consistent mean-field theory using quantified energy density functionals and density-dependent pairing forces with Skyrme parameterization SV-bas optimized to a large experimental calibration dataset.

doi: 10.1103/PhysRevC.103.054310
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2021RE13      Phys.Rev.Lett. 127, 232501 (2021)

P.-G.Reinhard, X.Roca-Maza, W.Nazarewicz

Information Content of the Parity-Violating Asymmetry in 208Pb

NUCLEAR STRUCTURE 208Pb; analyzed data on the parity-violating asymmetry; deduced the theoretical uncertainty, neutron skin thickness, the symmetry-energy slope. Set of relativistic energy density functionals.

doi: 10.1103/PhysRevLett.127.232501
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2021WA23      Phys.Rev.Lett. 126, 142501 (2021)

S.M.Wang, W.Nazarewicz

Fermion Pair Dynamics in Open Quantum Systems

NUCLEAR STRUCTURE 6Be, 6He; calculated time evolution of the wave functions, asymptotic energy and angular correlations of emitted nucleons, density and momentum distributions of two-nucleon decays from the g.s., three-body decays.

doi: 10.1103/PhysRevLett.126.142501
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2021WY01      Phys.Rev. C 104, L061301 (2021)

J.Wylie, J.Okolowicz, W.Nazarewicz, M.Ploszajczak, S.M.Wang, X.Mao, N.Michel

Spectroscopic factors in dripline nuclei

NUCLEAR STRUCTURE 9C, 9Li; calculated spectroscopic factors for the knockout of a p3/2 nucleon from the 3/2- g.s. of 9C and 9Li to ground states of 8C, 8He, 8B, and 8Li. 8C, 8He, 8B, 8Li, 9C, 9Li; calculated squared harmonic-oscillator basis shell model HO-SM and Gamow shell model (GCM) amplitudes of shell-model configurations, with details of GSM spectra and dominant configurations in ps-space and psd-space given in the Supplemental Material 13O, 13F; calculated ratio of spectroscopic in shell model embedded in the continuum (SMEC) and HO-SM for neutron and proton removal from the g.s. of 13O to 12O and 12N ground states, and 13F proton resonance to the second 2+ state of 12O.

doi: 10.1103/PhysRevC.104.L061301
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2020BE28      J.Phys.(London) G47, 113002 (2020)

M.Bender, R.Bernard, G.Bertsch, S.Chiba, J.Dobaczewski, N.Dubray, S.A.Giuliani, K.Hagino, D.Lacroix, Z.Li, P.Magierski, J.Maruhn, W.Nazarewicz, J.Pei, S.Peru, N.Pillet, J.Randrup, D.Regnier, P.G.Reinhard, L.M.Robledo, W.Ryssens, J.Sadhukhan, G.Scamps, N.Schunck, C.Simenel, J.Skalski, I.Stetcu, P.Stevenson, S.Umar, M.Verriere, D.Vretenar, M.Warda, S.Aberg

Future of nuclear fission theory

doi: 10.1088/1361-6471/abab4f
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2020CA18      Phys.Rev. C 102, 024311 (2020)

Y.Cao, S.E.Agbemava, A.V.Afanasjev, W.Nazarewicz, E.Olsen

Landscape of pear-shaped even-even nuclei

NUCLEAR STRUCTURE Z=40-100, N=40-200; calculated ground state octupole deformations β3 and octupole deformation energies of even-even nuclei in the (Z, N) plane using the Skyrme energy density functionals (SEDFs): UNEDF0, UNEDF1, UNEDF2, SLy4, and SV-min. 80Zr, 112,146Ba, 224Ra, 286Th; calculated Single-particle energy splitting between the unusual-parity intruder shell and the normal-parity shell using (SEDFs): UNEDF0, UNEDF1, UNEDF2, SLy4, SV-min, DD-ME2, NL3*, DD-PC1 and PC-PK1. 212,214,216,218,220,222,224,226,228,230Rn, 214,216,218,220,222,224,226,228,230,232Ra, 216,218,220,222,224,226,228,230,232,234Th, 216,218,220,222,224,226,228,230,232,234U, 138,140,142,144,146,148,150,152Ba, 140,142,144,146,148,150,152,154Ce, 142,144,146,148,150,152,154,156Nd; calculated deformation parameters β2, β3, and octupole deformation energies using the Skyrme energy density functionals models. 112,114,144,146,148Ba, 144,146,148Ce, 146,148,196,198Nd, 150,194,196,198Sm, 196,198,200Gd, 198,200,202Dy, 200,202Er, 218,220,222,224,278,280,282Rn, 218,220,222,224,226,228,280,282,284,286,288Ra, 220,222,224,226,228,282,284,286,288,290Th, 222,224,226,228,230,282,284,286,288,290U, 224,226,228,230,232,284,286,288,290,292Pu, 224,226,228,230,284,286,288,290,292,294Cm, 226,228,230,284,286,288,290,292,294,296Cf, 226,228,230,232,284,286,288,290,292,294,296,298Fm, 230,286,288,290,292,294,296,298No, 288,290,292,294,296,300Rf, 290,292,294Sg; calculated β3 deformation parameter, octupole deformation energies, proton moments Q20 and Q30 for octupole-deformed nuclei obtained in five Skyrme energy density functionals, and four covariant energy density functionals. Comparison between Skyrme and covariant models, and with relevant experimental data. See also supplemental material.

doi: 10.1103/PhysRevC.102.024311
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2020DE21      Nat.Phys. 16, 620 (2020)

R.P.de Groote, J.Billowes, C.L.Binnersley, M.L.Bissell, T.E.Cocolios, T.Day Goodacre, G.J.Farooq-Smith, D.V.Fedorov, K.T.Flanagan, S.Franchoo, R.F.Garcia Ruiz, W.Gins, J.D.Holt, A.Koszorus, K.M.Lynch, T.Miyagi, W.Nazarewicz, G.Neyens, P.-G.Reinhard, S.Rothe, H.H.Stroke, A.R.Vernon, K.D.A.Wendt, S.G.Wilkins, Z.Y.Xu, X.F.Yang

Measurement and microscopic description of odd-even staggering of charge radii of exotic copper isotopes

NUCLEAR MOMENTS 63,64,65,68,69,70,71,72,73,74,75,76,77,78Cu; measured laser frequencies; deduced isotope shifts, charge radii. Isotope Mass Separator On-Line Device facility (ISOLDE) at CERN.

doi: 10.1038/s41567-020-0868-y
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2020HO06      Nature(London) 580, 52 (2020)

D.E.M.Hoff, A.M.Rogers, S.M.Wang, P.C.Bender, K.Brandenburg, K.Childers, J.A.Clark, A.C.Dombos, E.R.Doucet, S.Jin, R.Lewis, S.N.Liddick, C.J.Lister, Z.Meisel, C.Morse, W.Nazarewicz, H.Schatz, K.Schmidt, D.Soltesz, S.K.Subedi, S.Waniganeththi

Mirror-symmetry violation in bound nuclear ground states

RADIOACTIVITY 73Sr(β+p), (β+), (EC) [from Be(92Mo, X), E=140 MeV/nucleon]; measured decay products, Eβ, Iβ, Ep, Ip; deduced T1/2, γ-ray energies, level scheme, J, π, branching ratios, isobaric-analogue state (IAS), log ft. Comparison with calculations, available data.

doi: 10.1038/s41586-020-2123-1
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2020LI40      Phys.Rev. C 102, 044305 (2020)

T.Li, M.Z.Chen, C.L.Zhang, W.Nazarewicz, M.Kortelainen

Nucleon localization function in rotating nuclei

NUCLEAR STRUCTURE 152Dy; calculated single-particle neutron and proton Routhians as functions of angular frequency using Skyrme interaction SkM* and the cranked Hartree-Fock (CHF), and cranked harmonic oscillator (CHO) methods for the SD band, current, spin, spin-kinetic and spin-current tensor densities for the SD band using CHF method; used the concept of nucleon localization function (NLF) to interpret the results from CHF method for fast rotation in nuclei. Discussed oscillating pattern of the NLF in terms of interference between kinetic-energy and particle densities, and nodal pattern of the NLF in terms of direction of major axis of a rotating nucleus, and aligned angular momentum.

doi: 10.1103/PhysRevC.102.044305
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2020MA34      Phys.Rev. C 102, 024309 (2020)

X.Mao, J.Rotureau, W.Nazarewicz, N.Michel, R.M.Id Betan, Y.Jaganathen

Gamow-shell-model description of Li isotopes and their mirror partners

NUCLEAR STRUCTURE 5He, 5,6,7,8,9,10,11Li, 7Be, 8B, 9C, 10N, 11O; calculated levels, resonances, J, π in the framework of the complex-energy Gamow shell model (GSM) assuming the rigid 4He core, and effective interaction between valence nucleons based on a simplified version of the Furutani-Horiuchi-Tamagaki (FHT) potential. Comparison with experimental data.

doi: 10.1103/PhysRevC.102.024309
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2020NE02      Phys.Rev. C 101, 014319 (2020)

L.Neufcourt, Y.Cao, S.Giuliani, W.Nazarewicz, E.Olsen, O.B.Tarasov

Beyond the proton drip line: Bayesian analysis of proton-emitting nuclei

RADIOACTIVITY 19Mg, 45Fe, 48Ni, 54Zn, 67Kr(2p); calculated Q(2p) using eleven global mass models: Skyrme models SkM*, SkP, SLy4, SV-min, UNEDF0, UNEDF1, UNEDF2, BCPM and D1M, FRDM-2012 and HFB-24, and Bayesian model averaging (BMA) results: BMA-0, BMA-I, BMA-II, BMA-III, and comparing with experimental data from AME2016 and later literature. Z=17-82; calculated nuclear binding-energy, and probability of proton decay, relative to the neutron number of the lightest proton-bound isotope with known experimental S(p) or S(2p), in the proton-rich region using BMA-I and BMA-II model averaging methods. 25,26,27S, 29,30,31Ar, 33,34,35Ca, 37,38,39Ti, 40,41,42,43Cr, 44,45,46Fe, 47,48,49,50Ni, 52,53,54,55Zn, 56,57,58,59Ge, 61,62,63,64Se, 64,65,66,67,68Kr, 68,69,70,71,72Sr, 72,73,74,75,76Zr, 76,77,78,79,80Mo, 80,81,82,83,84Ru, 83,84,85,86,87,88Pd, 87,88,89,90,91Cd, 91,92,93,94,95Sn, 100,101,102,103Te, 104,105,106,107Xe, 108,109,110,111,112Ba, 111,112,113,114,115,116Ce, 115,116,117,118,119Nd, 119,120,121,122,123,124Sm, 123,124,125,126,127,128,129Gd, 128,129,130,131,132,133,134Dy, 131,132,133,134,135,136,137Er, 135,136,137,138,139,140,141,142Yb, 141,142,143,144,145,146,147Hf, 145,146,147,148,149,150W, 150,151,152,153,154,155Os, 152,153,154,155,156,157,158Pt, 156,157,158,159,160,161,162Hg(2p); calculated Q(2p) and half-lives using BMA-1 method. 30Ar, 34Ca, 39Ti, 42Cr, 58Ge, 62Se, 66Kr, 70Sr, 74Zr, 78Mo, 82Ru, 86Pd, 90Cd, 103Te; predicted as most promising 2p emitters. 131,132Dy, 134,135Er, 144,145Hf; predicted as excellent candidates for the sequential emission of two protons. Bayesian Gaussian processes for separation-energy residuals and combined via Bayesian model averaging for mass predictions, with uncertainty quantification of theoretical predictions.

doi: 10.1103/PhysRevC.101.014319
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2020NE04      Phys.Rev. C 101, 044307 (2020)

L.Neufcourt, Y.Cao, S.A.Giuliani, W.Nazarewicz, E.Olsen, O.B.Tarasov

Quantified limits of the nuclear landscape

NUCLEAR STRUCTURE Z=5-119, N=11-293; calculated S(n) for odd-N. Z=8-119, N=20-296; calculated S(2n) for even-N. Z=25-119, N-21-176; calculated S(p) for odd-Z. Z=14-118, N=8-170; calculated S(2p) for even-Z. Quantified predictions of proton and neutron separation energies and Bayesian probabilities of existence of particle-bound isotopes throughout the nuclear landscape using nuclear density-functional theory with several energy density functionals, together with current global mass models and experimental atomic mass data in the general framework of Bayesian model averaging (BMA); deduced existence of 7759 particle-bound nuclei with Z<120, having existence probability of >0.5. Relevance to discovery potential with modern radioactive ion-beam facilities, such as FRIB at MSU.

doi: 10.1103/PhysRevC.101.044307
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2020OK01      Phys.Rev.Lett. 124, 042502 (2020)

J.Okolowicz, M.Ploszajczak, W.Nazarewicz

Convenient Location of a Near-Threshold Proton-Emitting Resonance in 11B

RADIOACTIVITY 11Be(β-p); calculated real part of the continuum-coupling correlation energy. 11B; deduced clusterlike narrow resonances in the vicinity of reaction or decay thresholds.

doi: 10.1103/PhysRevLett.124.042502
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2020RE03      Phys.Rev. C 101, 021301 (2020)

P.-G.Reinhard, W.Nazarewicz, R.F.Garcia Ruiz

Beyond the charge radius: The information content of the fourth radial moment

NUCLEAR STRUCTURE Z=50, N=50-124; calculated form factor and Helm-model values for radial moments r2 and r4, surface thicknesses, diffraction radii for even-even Sn nuclei. 44,48Ca, 124,132,136Sn, 202,208,214Pb; calculated coefficient of determination (CoD) from the covariance measure and multiple correlation coefficients (MCC) for spherical nuclei. Z=20, N=16-40; Z=50, N-50-124; Z=82, N=108-144; calculated relative difference of Helm-model predictions and the form factor values of diffraction radii and surface thicknesses for even-even Ca, Sn and Pb isotopic chains. Relevance to precise measurements of atomic transitions and experimental determination of fourth radial moment r4 in the next generation of radioactive beam facilities, and impact of r4 value in constraining the current energy density functionals.

doi: 10.1103/PhysRevC.101.021301
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2020SA24      Phys.Rev. C 101, 065803 (2020)

J.Sadhukhan, S.A.Giuliani, Z.Matheson, W.Nazarewicz

Efficient method for estimation of fission fragment yields of r-proc ss nuclei

NUCLEAR STRUCTURE 178Pt, 240Pu, 254Cf, 254,256,258Fm; calculated nucleonic localization function (NLF) contours, potential energy surfaces (PES) in (Q20, Q30) planes, prefragments for different fissioning systems, fission fragment mass and charge yield distribution for spontaneous fission (SF) of 240Pu, 254Cf, 254,256,258Fm, thermal neutron-induced for 240Pu, 256Fm, and heavy-ion induced fission of 178Pt. 294Og; calculated fission fragment mass and charge yields. 254Pu, 290Fm; predicted fission properties of r-process nuclei. Skyrme density functional theory (DFT) with SkM* and UNEDF1HFB models. Comparison with available experimental data.

doi: 10.1103/PhysRevC.101.065803
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2020YO07      Commun. Phys. 3, 107 (2020)

D.T.Yordanov, L.V.Rodriguez, D.L.Balabanski, J.Bieron, M.L.Bissell, K.Blaum, B.Cheal, J.Ekman, G.Gaigalas, R.F.G.Ruiz, G.Georgiev, W.Gins, M.R.Godefroid, C.Gorges, Z.Harman, H.Heylen, P.Jonsson, A.Kanellakopoulos, S.Kaufmann, C.H.Keitel, V.Lagaki, S.Lechner, B.Maass, S.Malbrunot-Ettenauer, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, N.S.Oreshkina, A.Papoulia, P.Pyykko, P.-G.Reinhard, S.Sailer, R.Sanchez, S.Schiffmann, S.Schmidt, L.Wehner, C.Wraith, L.Xie, Z.Xu, X.Yang

Structural trends in atomic nuclei from laser spectroscopy of tin

NUCLEAR MOMENTS 109,115,117,119,121,123,125,127,129,131Sn; measured frequency scales relative to the fine-structure splittings in the transitions; deduced mean square charge-radii changes, high-precision magnetic moments, quadrupole moments.

doi: 10.1038/s42005-020-0348-9
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2019GI06      Rev.Mod.Phys. 91, 011001 (2019)

S.A.Giuliani, Z.Matheson, W.Nazarewicz, E.Olsen, P.-G.Reinhard, J.Sadhukhan, B.Schuetrumpf, N.Schunck, P.Schwerdtfeger

Colloquium: Superheavy elements: Oganesson and beyond

doi: 10.1103/RevModPhys.91.011001
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2019GO12      Phys.Rev.Lett. 122, 192502 (2019)

C.Gorges, L.V.Rodriguez, D.L.Balabanski, M.L.Bissell, K.Blaum, B.Cheal, R.F.Garcia Ruiz, G.Georgiev, W.Gins, H.Heylen, A.Kanellakopoulos, S.Kaufmann, M.Kowalska, V.Lagaki, S.Lechner, B.Maass, S.Malbrunot-Ettenauer, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, P.-G.Reinhard, S.Sailer, R.Sanchez, S.Schmidt, L.Wehner, C.Wraith, L.Xie, Z.Y.Xu, X.F.Yang, D.T.Yordanov

Laser Spectroscopy of Neutron-Rich Tin Isotopes: A Discontinuity in Charge Radii across the N=82 Shell Closure

NUCLEAR MOMENTS 108,110,112,114,116,118,120,122,124,126,128,130,132,134Sn; measured frequencies; deduced isotope shifts, mean-square nuclear charge radii.

doi: 10.1103/PhysRevLett.122.192502
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2019HO18      J.Phys.(London) G46, 083001 (2019)

C.J.Horowitz, A.Arcones, B.Cote, I.Dillmann, W.Nazarewicz, I.U.Roederer, H.Schatz, A.Aprahamian, D.Atanasov, A.Bauswein, T.C.Beers, J.Bliss, M.Brodeur, J.A.Clark, A.Frebel, F.Foucart, C.J.Hansen, O.Just, A.Kankainen, G.C.McLaughlin, J.M.Kelly, S.N.Liddick, D.M.Lee, J.Lippuner, D.Martin, J.Mendoza-Temis, B.D.Metzger, M.R.Mumpower, G.Perdikakis, J.Pereira, B.W.O'Shea, R.Reifarth, A.M.Rogers, D.M.Siegel, A.Spyrou, R.Surman, X.Tang, T.Uesaka, M.Wang

r-process nucleosynthesis: connecting rare-isotope beam facilities with the cosmos

doi: 10.1088/1361-6471/ab0849
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2019MA27      Phys.Rev. C 99, 041304 (2019)

Z.Matheson, S.A.Giuliani, W.Nazarewicz, J.Sadhukhan, N.Schunck

Cluster radioactivity of 294118Og176

RADIOACTIVITY 294Og(SF); calculated potential energy surfaces (PES) for 294Og in (Q20, Q30) collective plane, fission fragment distribution, heavy fragment mass and charge yields, collective inertias, dissipation strengths, and nucleon localization function using microscopic energy density functional theory, incorporating fission dynamics, quantum tunneling and stochastic dynamics up to scission. Relevance to search for cluster radioactivity of 294Og.

doi: 10.1103/PhysRevC.99.041304
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2019NE02      Phys.Rev.Lett. 122, 062502 (2019)

L.Neufcourt, Y.Cao, W.Nazarewicz, E.Olsen, F.Viens

Neutron Drip Line in the Ca Region from Bayesian Model Averaging

NUCLEAR STRUCTURE 50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82Ca, 52Cl, 53Ar, 49S; calculated one- and two-neutron separation energies, posterior probability of existence of neutron-rich nuclei in the Ca region.

doi: 10.1103/PhysRevLett.122.062502
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2019OL01      Phys.Rev. C 99, 014317 (2019)

E.Olsen, W.Nazarewicz

α-decay energies of superheavy nuclei: Systematic trends

RADIOACTIVITY 250,256,258,260Fm, 254,260,262,264No, 258,264,266,268Rf, 262,268,270,272Sg, 266,272,274,276Hs, 270,276,278,280Ds, 280,282,284Cn, 284,286,288Fl, 288,290,292Lv, 292,294Og, 296,298120(α); calculated Q(α), shape transitions using nuclear superfluid density functional theory with several Skyrme energy density functionals (EDFs). Comparison with available experimental values, and with other theoretical predictions.

doi: 10.1103/PhysRevC.99.014317
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2019TS02      Phys.Lett. B 790, 583 (2019)

I.Tsekhanovich, A.N.Andreyev, K.Nishio, D.Denis-Petit, K.Hirose, H.Makii, Z.Matheson, K.Morimoto, K.Morita, W.Nazarewicz, R.Orlandi, J.Sadhukhan, T.Tanaka, M.Vermeulen, M.Warda

Observation of the competing fission modes in 178Pt

NUCLEAR REACTIONS 142Nd(36Ar, X)178Pt, E=155, 170, 180 MeV; measured reaction products; deduced fission fragment yields, first observation of a multimodal fission in the sub-lead region.

doi: 10.1016/j.physletb.2019.02.006
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2019WA16      Phys.Rev. C 99, 054302 (2019)

S.M.Wang, W.Nazarewicz, R.J.Charity, L.G.Sobotka

Structure and decay of the extremely proton-rich nuclei 11, 12O

NUCLEAR STRUCTURE 10,11N, 11,12O, 11Li, 12Be; calculated levels, J, π, 2p partial decay width of 12O. 11O, 11Li, 12Be, 12O; calculated levels, J, π, two-proton widths and configurations for mirror nuclei. 12C; calculated two-proton angular correlation. 6Be, 12O; calculated 2p density distributions. 11O, 11Li; calculated angular correlations between the valence nucleons in ground and excited states. 10N, 11O; calculated trajectories of the threshold resonances. Deformed core+nucleon+nucleon Gamow coupled channel (GCC) method. Comparison with experimental data.

RADIOACTIVITY 6Be, 11,12O(2p); calculated 2p density distributions, decay widths. Deformed core+nucleon+nucleon Gamow coupled channel (GCC) method.

doi: 10.1103/PhysRevC.99.054302
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2019WE03      Phys.Rev.Lett. 122, 122501 (2019)

T.B.Webb, S.M.Wang, K.W.Brown, R.J.Charity, J.M.Elson, J.Barney, G.Cerizza, Z.Chajecki, J.Estee, D.E.M.Hoff, S.A.Kuvin, W.G.Lynch, J.Manfredi, D.McNeel, P.Morfouace, W.Nazarewicz, C.D.Pruitt, C.Santamaria, J.Smith, L.G.Sobotka, S.Sweany, C.Y.Tsang, M.B.Tsang, A.H.Wuosmaa, Y.Zhang, K.Zhu

first Observation of Unbound 11O, the Mirror of the Halo Nucleus 11Li

RADIOACTIVITY 11,12O(2p) [from 9Be(13O, xn)11O/12O, E<69.5 MeV/nucleon]; measured decay products, Ep, Ip; deduced an invariant-mass spectrum, resonant state widths, two-nucleon density distributions. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.122.122501
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2018FO23      Phys.Rev. C 98, 061302 (2018)

K.Fossez, J.Rotureau, W.Nazarewicz

Energy spectrum of neutron-rich helium isotopes: Complex made simple

NUCLEAR STRUCTURE 5,6,7,8,9,10He; calculated levels, J, π, decay widths using Gamow-density-matrix renormalization-group (G-DMRG); predicted parity inversion of narrow resonances in 9He, and s-wave-dominated configuration of the ground state of 10He that could decay by two-neutron emission. Comparison with experimental values.

doi: 10.1103/PhysRevC.98.061302
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2018HA30      Phys.Rev.Lett. 121, 102501 (2018)

M.Hammen, W.Nortershauser, D.L.Balabanski, M.L.Bissell, K.Blaum, I.Budincevic, B.Cheal, K.T.Flanagan, N.Frommgen, G.Georgiev, Ch.Geppert, M.Kowalska, K.Kreim, A.Krieger, W.Nazarewicz, R.Neugart, G.Neyens, J.Papuga, P.-G.Reinhard, M.M.Rajabali, S.Schmidt, D.T.Yordanov

From Calcium to Cadmium: Testing the Pairing Functional through Charge Radii Measurements of 100-130Cd

NUCLEAR MOMENTS 100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130Cd; measured frequencies; deduced differences in mean-square nuclear charge radii, isotope shifts. Comparison with density functional theory predictions.

doi: 10.1103/PhysRevLett.121.102501
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2018NA15      Nat.Phys. 14, 537 (2018)

W.Nazarewicz

The limits of nuclear mass and charge

NUCLEAR STRUCTURE N<300; analyzed available data; deduced limits of nuclear landscape.

doi: 10.1038/s41567-018-0163-3
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2018NE08      Phys.Rev. C 98, 034318 (2018)

L.Neufcourt, Yu.Cao, W.Nazarewicz, F.Viens

Bayesian approach to model-based extrapolation of nuclear observables

ATOMIC MASSES Z=2-110, N=4-160; analyzed S(2n) of even-even nuclei from AME-2003 and AME-2016 evaluations, JYFLTRAP experimental data, and various global mass models; calculated S(2n), residuals of S(2n) for six global mass models, and S(2n) credibility interval to extrapolated nuclei with the chain of Sn nuclei as a representative example using Bayesian Gaussian processes and neural networks.

doi: 10.1103/PhysRevC.98.034318
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2018RA11      Phys.Rev.Lett. 120, 232503 (2018)

S.Raeder, D.Ackermann, H.Backe, R.Beerwerth, J.C.Berengut, M.Block, A.Borschevsky, B.Cheal, P.Chhetri, Ch.E.Dullmann, V.A.Dzuba, E.Eliav, J.Even, R.Ferrer, V.V.Flambaum, S.Fritzsche, F.Giacoppo, S.Gotz, F.P.Hessberger, M.Huyse, U.Kaldor, O.Kaleja, J.Khuyagbaatar, P.Kunz, M.Laatiaoui, F.Lautenschlager, W.Lauth, A.K.Mistry, E.Minaya Ramirez, W.Nazarewicz, S.G.Porsev, M.S.Safronova, U.I.Safronova, B.Schuetrumpf, P.Van Duppen, T.Walther, C.Wraith, A.Yakushev

Probing Sizes and Shapes of Nobelium Isotopes by Laser Spectroscopy

NUCLEAR MOMENTS 252,253,254No; measured excitation spectra, hyperfine structure components; deduced nuclear magnetic and quadrupole moments, charge radii. Comparison with the state-of-the-art nuclear density functional calculations.

doi: 10.1103/PhysRevLett.120.232503
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2018WA10      Phys.Rev.Lett. 120, 212502 (2018)

S.M.Wang, W.Nazarewicz

Puzzling Two-Proton Decay of 67Kr

RADIOACTIVITY 67Kr, 48Ni(2p); analyzed available data; calculated Nilsson levels, partial width, T1/2, two-proton angular correlations.

doi: 10.1103/PhysRevLett.120.212502
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2017CA06      Prog.Part.Nucl.Phys. 94, 68 (2017)

J.Carlson, M.P.Carpenter, R.Casten, C.Elster, P.Fallon, A.Gade, C.Gross, G.Hagen, A.C.Hayes, D.W.Higinbotham, C.R.Howell, C.J.Horowitz, K.L.Jones, F.G.Kondev, S.Lapi, A.Macchiavelli, E.A.McCutchan, J.Natowitz, W.Nazarewicz, T.Papenbrock, S.Reddy, M.J.Savage, G.Savard, B.M.Sherrill, L.G.Sobotka, M.A.Stoyer, M.B.Tsang, K.Vetter, I.Wiedenhoever, A.H.Wuosmaa, S.Yennello

White paper on nuclear astrophysics and low-energy nuclear physics, Part 2: Low-energy nuclear physics

doi: 10.1016/j.ppnp.2016.11.002
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2017FO17      Phys.Rev. C 96, 024308 (2017)

K.Fossez, J.Rotureau, N.Michel, W.Nazarewicz

Continuum effects in neutron-drip-line oxygen isotopes

NUCLEAR STRUCTURE 23,24,25,26,27,28O; calculated binding energies, resonances and widths using complex-energy Gamow shell model and density matrix renormalization group method with a finite-range two-body interaction (GSM+DMRG). Comparison with experimental data.

doi: 10.1103/PhysRevC.96.024308
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2017JA14      Phys.Rev. C 96, 054316 (2017)

Y.Jaganathen, R.M.Id Betan, N.Michel, W.Nazarewicz, M.Ploszajczak

Quantified Gamow shell model interaction for psd-shell nuclei

NUCLEAR STRUCTURE 5He, 5Li; calculated energies and widths of ground states. 6,7,8He, 6,7,8,9Li, 6,7,8,9Be; calculated binding energies (relative to 4He) and widths of the selected states. 6He, 6Li; calculated two-nucleon correlation densities for ground and first excited states. 4,7,8,9He, 7Be, 7B; calculated levels, J, π, widths. Complex-energy Gamow shell model (GSM), with one-body potential of 4He core modeled by Woods-Saxon + spin-orbit + Coulomb potential, and finite-range nucleon-nucleon interaction. Comparison with other experimental data.

NUCLEAR REACTIONS 4He(p, α), (n, α), E<20 MeV; calculated nuclear phase shifts as functions of incident neutron and proton energy using Woods-Saxon parameters, Correlation matrices. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.054316
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2017JO12      Phys.Rev. C 96, 054322 (2017)

M.D.Jones, K.Fossez, T.Baumann, P.A.DeYoung, J.E.Finck, N.Frank, A.N.Kuchera, N.Michel, W.Nazarewicz, J.Rotureau, J.K.Smith, S.L.Stephenson, K.Stiefel, M.Thoennessen, R.G.T.Zegers

Search for excited states in 25O

NUCLEAR REACTIONS 2H(24O, 25O), E=83.4 MeV/nucleon, [secondary 24O beam from 9Be(48Ca, X) primary reaction using A1900 fragment separator at NSCL-MSU facility]; measured 24O particles by a position and energy sensitive charged particle detector and separated based on energy loss and time-of-flight, and neutrons from 25O decay by the MoNA-LISA detector array. 25O; deduced two-body (24O+n) decay energy spectrum by invariant-mass spectroscopy technique, neutron-unbound ground state, L-transfer, asymptotic normalization coefficients, cross section and width of a possible 1/2+ resonance above the ground state. Comparisons with previous experimental results, and with theoretical calculations using complex-energy Gamow Shell Model (GSM) and Density Matrix Renormalization Group (DMRG) method with a finite-range two-body interaction.

NUCLEAR STRUCTURE 23,24,25,26,27,28O; calculated levels, J, π using complex-energy Gamow Shell Model (GSM) and Density Matrix Renormalization Group (DMRG) method with a finite-range two-body interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.96.054322
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2017RE06      Phys.Rev. C 95, 064328 (2017)

P.-G.Reinhard, W.Nazarewicz

Toward a global description of nuclear charge radii: Exploring the Fayans energy density functional

NUCLEAR STRUCTURE 40,41,42,43,44,45,46,47,48,49,50,51,52Ca; calculated charge radii, binding energies, odd-even staggering, charge form factors. 44Ca, 64Ni, 124Sn, 204,212Pb, 214U; calculated binding energy difference, mean values and variances of three-point neutron differences, neutron pairing densities. Nuclear density functional theory using Fayans energy density functional in FaNDF0 form, and Skyrme energy density functionals.

doi: 10.1103/PhysRevC.95.064328
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2017SA73      Phys.Rev. C 96, 061301 (2017)

J.Sadhukhan, C.Zhang, W.Nazarewicz, N.Schunck

Formation and distribution of fragments in the spontaneous fission of 240Pu

RADIOACTIVITY 240Pu(SF); calculated density of Langevin trajectories and corresponding effective fission paths (EFPs), neutron and proton localization functions (NLFs), partial mass distributions for different initial configurations, average collective momentum of Langevin trajectories for different EFPs. Stochastic Langevin framework for analysis of the formation and distribution of spontaneous fission yields.

doi: 10.1103/PhysRevC.96.061301
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2017SC14      Phys.Rev. C 96, 024306 (2017)

B.Schuetrumpf, W.Nazarewicz, P.-G.Reinhard

Central depression in nucleonic densities: Trend analysis in the nuclear density functional theory approach

NUCLEAR STRUCTURE 34Si, 48Ca, 208Pb, 294,302,326Og, 472164; N=82, 126, 184 isotonic chains; calculated proton and neutron densities, central proton depressions and central densities, multiple correlation coefficients. Bubble structures in superheavy nuclei. Nuclear density functional theory with Skyrme functionals, and statistical tools of linear least square regression for correlations between various measures of central depression and model parameters.

doi: 10.1103/PhysRevC.96.024306
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2017SC25      Phys.Rev. C 96, 064608 (2017)

B.Schuetrumpf, W.Nazarewicz

Cluster formation in precompound nuclei in the time-dependent framework

NUCLEAR REACTIONS 16O(16O, X), E(cm)=20, 100 MeV; 40Ca(40Ca, X), E(cm)=150, 300 MeV; 40Ca(16O, X), E(cm)=80, 200 MeV; 12C(18O, X), E(cm)=14 MeV; calculated total density contours and localization function (NLF); deduced cluster effects of α particles and α-conjugate nuclei in the precompound or prefission states produced in nuclear collisions in TDDFT simulations of the low energy heavy-ion collisions. Symmetry-free time-dependent density functional theory (TDDFT) approach with the Skyrme energy density functional UNEDF1.

doi: 10.1103/PhysRevC.96.064608
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2017WA40      Phys.Rev. C 96, 044307 (2017)

S.M.Wang, N.Michel, W.Nazarewicz, F.R.Xu

Structure and decays of nuclear three-body systems: The Gamow coupled-channel method in Jacobi coordinates

NUCLEAR STRUCTURE 6Be, 6Li, 6He; calculated levels, J, π, decay widths, two-nucleon separation energies and angular densities, S(2n) and two-neutron correlations for 6He. 26O; calculated S(2n), GCC wave function of the g.s. in the Jacobi coordinates, level energies, widths, two-neutron correlations. Gamow shell model (GSM) in the cluster-orbital shell model coordinates, and Gamow coupled-channel (GCC) model in Jacobi coordinates, with the nuclei viewed as a core-plus-two nucleon systems.

doi: 10.1103/PhysRevC.96.044307
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2016FO01      Phys.Rev. C 93, 011305 (2016)

K.Fossez, W.Nazarewicz, Y.Jaganathen, N.Michel, M.Ploszajczak

Nuclear rotation in the continuum

NUCLEAR STRUCTURE 11Be; calculated levels, J, π, yrast band, collective rotational properties in one-halo 11Be nucleus. Nonadiabatic coupled-channel formalism and the Berggren single-particle ensemble containing bound states, narrow resonances, and the scattering continuum; deduced stabilization of collective rotation and long-lived collective states in weakly bound neutron drip-line nuclei.

doi: 10.1103/PhysRevC.93.011305
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2016FO10      Nucl.Phys. A953, 117 (2016)

U.Forsberg, D.Rudolph, L.-L.Andersson, A.Di Nitto, Ch.E.Dullmann, C.Fahlander, J.M.Gates, P.Golubev, K.E.Gregorich, C.J.Gross, R.-D.Herzberg, F.P.Hessberger, J.Khuyagbaatar, J.V.Kratz, K.Rykaczewski, L.G.Sarmiento, M.Schadel, A.Yakushev, S.Aberg, D.Ackermann, M.Block, H.Brand, B.G.Carlsson, D.Cox, X.Derkx, J.Dobaczewski, K.Eberhardt, J.Even, J.Gerl, E.Jager, B.Kindler, J.Krier, I.Kojouharov, N.Kurz, B.Lommel, A.Mistry, C.Mokry, W.Nazarewicz, H.Nitsche, J.P.Omtvedt, P.Papadakis, I.Ragnarsson, J.Runke, H.Schaffner, B.Schausten, Y.Shi, P.Thorle-Pospiech, T.Torres, T.Traut, N.Trautmann, A.Turler, A.Ward, D.E.Ward, N.Wiehl

Recoil-α-fission and recoil-α-α- fission events observed in the reaction 48Ca + 243Am

NUCLEAR REACTIONS 243Am(48Ca, x), E=242.1, 245.0 MeV; measured reaction products, fission products, Eα, Iα(t), αα-coin, (recoil)α-coin, En, In using He-gas filled TASCA, TASISpec based on DSSSDs, other DSSSDs; deduced correlation times, α energy spectra, 23 α-decay chains of five α's and α+3n, fragments T1/2. Discussed existence of long decay chains; compared with published results.

RADIOACTIVITY 289,288Mc, 284Nh, 280Rg, 276Mt, 272Bh(α), 268Db(SF); measured decay products, Eα, Iα; deduced T1/2. Comparison with available data.

doi: 10.1016/j.nuclphysa.2016.04.025
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2016FO22      Phys.Rev. C 94, 054302 (2016)

K.Fossez, J.Rotureau, N.Michel, Q.Liu, W.Nazarewicz

Single-particle and collective motion in unbound deformed 39Mg

NUCLEAR STRUCTURE 39Mg; calculated levels, J, π, resonances, half-lives and widths, configurations, one-body radial density of the valence neutron, single-particle neutron Nilsson diagram. Conventional shell model (SM), Gamow shell model (GSM), resonating group method (RGM), density matrix renormalization group (DMRG) method, and the nonadiabatic particle-plus-rotor model (PRM) formulated in the Berggren basis, with the interactions optimized to the energies of neutron-rich Mg isotopes and 2+ excitations of 34,36,38Mg.

doi: 10.1103/PhysRevC.94.054302
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2016GA34      Nat.Phys. 12, 594 (2016)

R.F.Garcia Ruiz, M.L.Bissell, K.Blaum, A.Ekstrom, N.Frommgen, G.Hagen, M.Hammen, K.Hebeler, J.D.Holt, G.R.Jansen, M.Kowalska, K.Kreim, W.Nazarewicz, R.Neugart, G.Neyens, W.Nortershauser, T.Papenbrock, J.Papuga, A.Schwenk, J.Simonis, K.A.Wendt, D.T.Yordanov

Unexpectedly large charge radii of neutron-rich calcium isotopes

NUCLEAR REACTIONS U(p, X)43Ca/44Ca/45Ca/46Ca/47Ca/48Ca/49Ca/50Ca/51Ca/52Ca, E=1.4GeV; measured hyperfine structure spectra; deduced charge radii. Comparison with available data.

doi: 10.1038/nphys3645
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2016HA27      Nat.Phys. 12, 186 (2016)

G.Hagen, A.Ekstrom, C.Forssen, G.R.Jansen, W.Nazarewicz, T.Papenbrock, K.A.Wendt, S.Bacca, N.Barnea, B.Carlsson, C.Drischler, K.Hebeler, M.Hjorth-Jensen, M.Miorelli, G.Orlandini, A.Schwenk, J.Simonis

Neutron and weak-charge distributions of the 48Ca nucleus

NUCLEAR STRUCTURE 48Ca; calculated neutron skin parameters, radii. Ab initio calculations.

doi: 10.1038/nphys3529
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2016HI02      Phys.Rev.Lett. 116, 152502 (2016)

N.Hinohara, W.Nazarewicz

Pairing Nambu-Goldstone Modes within Nuclear Density Functional Theory

NUCLEAR STRUCTURE 116Sn, Ca, Sn, Er, Pb; calculated neutron pairing-rotational energy, chemical potential and pairing-rotational moment of inertia, pairing-rotational moments of inertia; deduced T=1 pairing-rotational moments of inertia of semimagic and doubly-open-shell nuclei within the NG formalism of the broken gauge symmetry.

doi: 10.1103/PhysRevLett.116.152502
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2016ID01      Phys.Rev. C 93, 069802 (2016)

R.Id Betan, W.Nazarewicz

Reply to "Comment on 'α decay in the complex-energy shell model'"

RADIOACTIVITY 212Po(α); calculated and discussed eigenvalues of the norm kernel of 212Po, and spectroscopic factor as a function of Rmax in response to comment from 2016Lo08 reference on their original work in 2012Be31 reference.

doi: 10.1103/PhysRevC.93.069802
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2016MA22      Phys.Rev.Lett. 116, 121101 (2016)

D.Martin, A.Arcones, W.Nazarewicz, E.Olsen

Impact of Nuclear Mass Uncertainties on the r Process

NUCLEAR STRUCTURE A=80-240; calculated isotopic abundances for neutron star and supernovae, two-neutron separation energies using SkM, SLy4, and UNEDF0 models.

doi: 10.1103/PhysRevLett.116.121101
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2016MI27      Phys.Rev.Lett. 117, 252501 (2016)

K.Minamisono, D.M.Rossi, R.Beerwerth, S.Fritzsche, D.Garand, A.Klose, Y.Liu, B.Maass, P.F.Mantica, A.J.Miller, P.Muller, W.Nazarewicz, W.Nortershauser, E.Olsen, M.R.Pearson, P.-G.Reinhard, E.E.Saperstein, C.Sumithrarachchi, S.V.Tolokonnikov

Charge Radii of Neutron Deficient 52, 53Fe Produced by Projectile Fragmentation

NUCLEAR MOMENTS 52,53,56Fe; measured hyperfine spectra; deduced differential mean-square charge radii. Bunched-beam collinear laser spectroscopy, comparison with the nuclear density functional theory with Fayans and Skyrme energy density functionals calculations.

doi: 10.1103/PhysRevLett.117.252501
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2016NA08      J.Phys.(London) G43, 043002 (2016)

W.Nazarewicz

Challenges in nuclear structure theory

doi: 10.1088/0954-3899/43/4/044002
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2016RE09      Phys.Rev. C 93, 051303 (2016)

P.-G.Reinhard, W.Nazarewicz

Nuclear charge and neutron radii and nuclear matter: Trend analysis in Skyrme density-functional-theory approach

NUCLEAR STRUCTURE 48Ca, 208Pb, 298Fl; calculated proton and neutron rms radii, variance ellipsoids in the (rcharge, rneutron) plane, averages and variances of radii, neutron skins, uncertainties in the predictions of rms neutron and charge radii, neutron skins, and surface thicknesses for different energy density functional (EDF) fits. Nuclear density functional theory using a family of Skyrme functionals.

doi: 10.1103/PhysRevC.93.051303
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2016SA03      Phys.Rev. C 93, 011304 (2016)

J.Sadhukhan, W.Nazarewicz, N.Schunck

Microscopic modeling of mass and charge distributions in the spontaneous fission of 240Pu

RADIOACTIVITY 240Pu(SF); calculated static and dynamic SF paths on the potential energy contours, variation of pairing gap for neutrons and protons, mass and charge distributions of SF yields by solving time-dependent dissipative Langevin equations. Microscopic model based on nuclear density functional theory (DFT). Comparison with experimental data.

doi: 10.1103/PhysRevC.93.011304
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2016SC07      Phys.Rev. C 93, 054304 (2016)

B.Schuetrumpf, W.Nazarewicz, P.-G.Reinhard

Time-dependent density functional theory with twist-averaged boundary conditions

NUCLEAR STRUCTURE 16O; calculated small- and large-amplitude isovector E1 and isoscalar E2 strengths and power spectra, quadrupole moment, angular-averaged density distribution for isoscalar E2. Comparison to periodic (PBC), absorbing (ABC), and twist-averaged absorbing boundary conditions (TABC). Skyrme time-dependent density functional theory in three-dimensional (3D) coordinate-space representation.

doi: 10.1103/PhysRevC.93.054304
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2016ZH52      Phys.Rev. C 94, 064323 (2016)

C.L.Zhang, B.Schuetrumpf, W.Nazarewicz

Nucleon localization and fragment formation in nuclear fission

NUCLEAR STRUCTURE 232Th, 240Pu, 264Fm; calculated nucleonic density and spatial localization distributions, potential energy curves along the fission pathways, neutron and proton nucleon localization function (NLF) profiles for 264Fm and two 132Sn nuclei, 232Th and 100Zr + 132Sn. 132Sn, 100Zr; calculated nucleonic densities and spatial localizations for the ground states. Self-consistent energy density functional method (EDFM) with a quantified energy density functional optimized for fission studies.

doi: 10.1103/PhysRevC.94.064323
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2015EK01      Phys.Rev. C 91, 051301 (2015)

A.Ekstrom, G.R.Jansen, K.A.Wendt, G.Hagen, T.Papenbrock, B.D.Carlsson, C.Forssen, M.Hjorth-Jensen, P.Navratil, W.Nazarewicz

Accurate nuclear radii and binding energies from a chiral interaction

NUCLEAR STRUCTURE 2H, 4,8He, 6,9Li, 14C, 16O, 40Ca; calculated ground-state energies, charge radii, quadrupole moment for deuteron. 6Li, 14C, 16O, 22,24F, 22,24O, 40Ca; calculated levels, J, π, charge density in 16O, scattering lengths, and effective ranges in low-energy proton-proton scattering, scattering phase shifts in low-energy neutron-proton scattering, half-life for the β- decay of 3H; deduced consistently optimized interaction from chiral EFT at NNLO for nuclei and infinite nuclear matter. Coupled-cluster calculations based on chiral effective field theory interaction (NNLOsat). Comparison with experimental data.

doi: 10.1103/PhysRevC.91.051301
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2015HI03      Phys.Rev. C 91, 044323 (2015)

No.Hinohara, M.Kortelainen, W.Nazarewicz, E.Olsen

Complex-energy approach to sum rules within nuclear density functional theory

NUCLEAR STRUCTURE 24Mg; calculated energy weighted Kπ=0+ sum rule for the oblate minimum. 142,144,146,148,150,152Nd, 144,146,148,150,152,154Sm; calculated isoscalar monopole and quadrupole energy-weighted Kπ=0+ sum rules, quadrupole deformation β, neutron and proton pairing gaps, total rms radius. Complex-energy finite-amplitude method (FAM) based on quasiparticle random-phase approximation (QRPA), and Hartree-Fock-Bogoliubov (HFB) techniques.

doi: 10.1103/PhysRevC.91.044323
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2015KO18      Phys.Rev. C 92, 051302 (2015)

M.Kortelainen, N.Hinohara, W.Nazarewicz

Multipole modes in deformed nuclei within the finite amplitude method

NUCLEAR STRUCTURE 154Sm; calculated levels, B(E3). 240Pu; calculated isoscalar and isovector quadrupole and isovector octupole strength of giant resonances. Finite amplitude method (FAM) quasiparticle random phase approximation (QRPA).

doi: 10.1103/PhysRevC.92.051302
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2015MC02      Phys.Rev.Lett. 114, 122501 (2015)

J.D.McDonnell, N.Schunck, D.Higdon, J.Sarich, S.M.Wild, W.Nazarewicz

Uncertainty Quantification for Nuclear Density Functional Theory and Information Content of New Measurements

NUCLEAR STRUCTURE 130,132,134Sn, 134,136,138,140Te, 138,140Xe, 142,144,146Ba, 146,148,150Ce, 158,160Sm, 240Pu; calculated theoretical error bars for the masses of the even-even nuclei, two-neutron dripline, fission barrier. Comparison with available data.

doi: 10.1103/PhysRevLett.114.122501
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2015SA13      Acta Phys.Pol. B46, 575 (2015)

J.Sadhukhan, K.Mazurek, J.Dobaczewski, W.Nazarewicz, J.A.Sheikh, A.Baran

Multidimensional Skyrme-density-functional Study of the Spontaneous Fission of 238U

RADIOACTIVITY 238U(SF); calculated T1/2, potential energy surfaces, quadrupole diagonal inertia. Microscopic input based on the ATDHFB approach.

doi: 10.5506/APhysPolB.46.575
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2015SC18      Phys.Rev. C 92, 045806 (2015)

B.Schuetrumpf, W.Nazarewicz

Twist-averaged boundary conditions for nuclear pasta Hartree-Fock calculations

NUCLEAR STRUCTURE A=100-1200; calculated total energy, kinetic energy, and potential energy per particle for the rod and slab phases of nuclear pasta in the inner crust of neutron stars. Skyrme-Hartree-Fock calculations with twist-averaged boundary conditions (TABC).

doi: 10.1103/PhysRevC.92.045806
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2015ZH33      Phys.Rev. C 92, 034307 (2015)

C.L.Zhang, G.H.Bhat, W.Nazarewicz, J.A.Sheikh, Y.Shi

Theoretical study of triaxial shapes of neutron-rich Mo and Ru nuclei

NUCLEAR STRUCTURE 106,108Mo, 108,110,112Ru; calculated levels, J, π, moments of inertia, shapes, and transition quadrupole moments, potential energy surfaces (PES) in (Q20, Q22) plane, Routhians, alignments for high-spin bands, equilibrium deformation plots, ground, γ and γγ bands. Triaxial shape deformations. Nuclear density functional theory (DFT) with the optimized energy density functional UNEDF0, and triaxial projected shell model (TPSM). Comparison with experimental data.

doi: 10.1103/PhysRevC.92.034307
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2014KO13      Phys.Rev. C 89, 054314 (2014)

M.Kortelainen, J.McDonnell, W.Nazarewicz, E.Olsen, P.-G.Reinhard, J.Sarich, N.Schunck, S.M.Wild, D.Davesne, J.Erler, A.Pastore

Nuclear energy density optimization: Shell structure

NUCLEAR STRUCTURE 48Ca, 208Pb; calculated neutron and proton single-particle levels, B(E1) strengths. Z=10-105, N=10-160; calculated binding energies, S(2p), S(2n) for even-even nuclei; deduced deviations from experimental data. 226,228Ra, 228,230,232,234Th, 232,234,236,238,240U, 236,238,240,242,244,246Pu, 242,244,246,248,250Cm, 250,252Cf; calculated inner fission barrier residuals, fission isomer excitation energies, outer fission barriers. Skyrme Hartree-Fock-Bogoliubov theory with POUNDERS optimization algorithm and a new parametrization UNEDF2 of the energy density functional. Comparison with other energy density functionals (UNEDF) parametrizations, and with experimental data.

doi: 10.1103/PhysRevC.89.054314
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2014KR01      Phys.Rev. C 89, 014330 (2014)

A.T.Kruppa, G.Papadimitriou, W.Nazarewicz, N.Michel

Nuclear three-body problem in the complex energy plane: Complex-scaling Slater method

NUCLEAR STRUCTURE 6He; calculated total energy, one and two neutron radial and angular densities of ground state and first 2+ resonance. Complex-scaling (CS) approach in the Slater basis, and benchmarking with the complex-energy Gamow shell model (GSM) for bound and unbound states of two-neutron halo nucleus 6He treated as α+n+n cluster system using Minnesota force for two-body interaction, and Tikhonov regularization procedure.

doi: 10.1103/PhysRevC.89.014330
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2014MC09      Phys.Rev. C 90, 021302 (2014)

J.D.McDonnell, W.Nazarewicz, J.A.Sheikh, A.Staszczak, M.Warda

Excitation-energy dependence of fission in the mercury region

NUCLEAR STRUCTURE 174,180,198Hg, 196,210Po; calculated ground-state potential-energy surfaces in (Q20, Q30) plane, total shell correction energies along the symmetric and asymmetric fission pathways, potential-energy curves as function of excitation energy, fission pathways. Finite-temperature superfluid nuclear density functional theory (FT-DFT) with Skyrme energy density functional SkM* and a density-dependent pairing interaction. Role of shell structure of pre-scission configurations in transition from asymmetric fission in proton-rich nuclei to a more symmetric fission in heavier isotope.

doi: 10.1103/PhysRevC.90.021302
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2014NA06      Eur.Phys.J. A 50, 20 (2014)

W.Nazarewicz, P.-G.Reinhard, W.Satula, D.Vretenar

Symmetry energy in nuclear density functional theory

NUCLEAR STRUCTURE 168Er; calculated δVpn vs symmetry energy. 208Pb; calculated giant resonance energy vs symmetry energy. 266Hs; calculated surface energy, fission barrier. DFT (density functional theory). Compared to data. 32S; calculated 1+ states energy using SHF-SkV (Skyrme HF) and RMF. Compared to available data.

doi: 10.1140/epja/i2014-14020-3
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2014OK01      Acta Phys.Pol. B45, 331 (2014)

J.Okolowicz, W.Nazarewicz, M.Ploszajczak

Near-threshold Correlations of Neutrons

NUCLEAR STRUCTURE 16C, 20O; calculated energy levels, J, π, neutron correlations. Relativistic shell model embedded in the continuum calculations.

doi: 10.5506/APhysPolB.45.331
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2014PE15      Phys.Rev. C 90, 024317 (2014)

J.C.Pei, G.I.Fann, R.J.Harrison, W.Nazarewicz, Y.Shi, S.Thornton

Adaptive multi-resolution 3D Hartree-Fock-Bogoliubov solver for nuclear structure

NUCLEAR STRUCTURE 110Mo; calculated single-neutron and proton wave functions, one-quasiparticle energies, occupations, chemical potential, and total energy, neutron density distributions, total binding energy, kinetic energy, spin-orbit-Coulomb-energy, mass rms radii and quadrupole moments. Nuclear density functional theory (DFT) based on adaptive multi-resolution 3D Hartree-Fock-Bogoliubov (HFB) solver using MADNESS-HFB. Parallel programming techniques using high-performance supercomputers. Comparison with other theoretical calculations.

doi: 10.1103/PhysRevC.90.024317
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2014SA30      Acta Phys.Pol. B45, 167 (2014)

W.Satula, J.Dobaczewski, M.Konieczka, W.Nazarewicz

Isospin Mixing Within the Symmetry Restored Density Functional Theory and Beyond

NUCLEAR STRUCTURE 32Cl, 32S, 10C, 14O, 22Mg, 34Ar, 34Cl, 18Ne, 26Si, 30S, 18F, 22Na, 30P; calculated energy levels, J, π, isospin breaking corrections. Density functional theory model, comparison with available data.

doi: 10.5506/APhysPolB.45.167
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2014SA68      Phys.Rev. C 90, 061304 (2014)

J.Sadhukhan, J.Dobaczewski, W.Nazarewicz, J.A.Sheikh, A.Baran

Pairing-induced speedup of nuclear spontaneous fission

RADIOACTIVITY 240Pu, 264Fm(SF); calculated dynamic fission trajectories fission paths, collective inertia tensor. Superfluid nuclear density functional theory with the Skyrme energy density functional SkM* and a density-dependent pairing interaction. Strong effect of nucleonic pairing correlations on minimum-action fission path.

doi: 10.1103/PhysRevC.90.061304
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2014SH11      Phys.Rev. C 89, 054317 (2014)

J.A.Sheikh, N.Hinohara, J.Dobaczewski, T.Nakatsukasa, W.Nazarewicz, K.Sato

Isospin-invariant Skyrme energy-density-functional approach with axial symmetry

NUCLEAR STRUCTURE A=78, 48, 40; calculated total Hartree-Fock (HF) energy, single-particle energies and Routhians with and without isospin-symmetry-breaking Coulomb term, neutron and proton rms radii for isobaric analog chains. 78Ni, 78Zn, 78Ge, 78Se, 78Kr, 78Sr, 78Zr, 78Mo, 78Ru, 78Pd, 78Cd, 78Sn; calculated g9/2 proton effective HF potential, rms radii, single-particle energies. binding energy. Extension of existing axial DFT solver HFBTHO to isospin-invariant Skyrme EDF approach with all possible p-n (isospin) mixing terms. Comparison between HFODD and HFBTHO results.

doi: 10.1103/PhysRevC.89.054317
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2014SH15      Phys.Rev. C 90, 014308 (2014)

Y.Shi, D.E.Ward, B.G.Carlsson, J.Dobaczewski, W.Nazarewicz, I.Ragnarsson, D.Rudolph

Structure of superheavy nuclei along decay chains of element 115

NUCLEAR STRUCTURE 264Rf, 268Sg, 272Hs, 276Ds, 280Cn, 284Fl, 288Lv, 292Og, 296120; calculated quadrupole moments. 293Ts, 287,289Mc, 283,285Nh, 279,281Rg, 287,289Lv, 283,285Fl, 279,281Cn, 275,277Ds, 275,277Mt, 273,275Hs, 271,272,273Bh, 271Sg; calculated level energies for various Nilsson configurations, total quadrupole moments, quadrupole mass deformations β2 for one-quasiparticle excitations in nuclei associated with α-decay chains of 287,289Lv, 287Mc, 293Ts and some neighboring nuclei. Self-consistent Skyrme Hartree-Fock-Bogolyubov (SHFB), energy density functional approach (using UNEDF1 and UNEDF1SO) and macroscopic-microscopic Nilsson model for superheavy nuclei. Discussed E1 transitions.

doi: 10.1103/PhysRevC.90.014308
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2013BO19      Comput.Phys.Commun. 184, 085101 (2013)

S.Bogner, A.Bulgac, J.Carlson, J.Engel, G.Fann, R.J.Furnstahl, S.Gandolfi, G.Hagen, M.Horoi, C.Johnson, M.Kortelainen, E.Lusk, P.Maris, H.Nam, P.Navratil, W.Nazarewicz, E.Ng, G.P.A.Nobre, E.Ormand, T.Papenbrock, J.Pei, S.C.Pieper, S.Quaglioni, K.J.Roche, J.Sarich, N.Schunck, M.Sosonkina, J.Terasaki, I.Thompson, J.P.Vary, S.M.Wild

Computational nuclear quantum many-body problem: The UNEDF project

NUCLEAR REACTIONS 3He(d, p), 7Be(p, γ), E<1MeV; 172Yb, 188Os, 238U(γ, X), E<24 MeV; calculated σ. Comparison with experimental data.

NUCLEAR STRUCTURE 100Zr; calculated quadrupole deformation parameter, radii, neutron separation energy.

doi: 10.1016/j.cpc.2013.05.020
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2013EK01      Phys.Rev.Lett. 110, 192502 (2013)

A.Ekstrom, G.Baardsen, C.Forssen, G.Hagen, M.Hjorth-Jensen, G.R.Jansen, R.Machleidt, W.Nazarewicz, T.Papenbrock, J.Sarich, S.M.Wild

Optimized Chiral Nucleon-Nucleon Interaction at Next-to-Next-to-Leading Order

NUCLEAR STRUCTURE 3H, 3,4He, 10B, 17,22,24O, 40,48,50,52,54,56Ca; calculated energy of the first 2+ state, energy per nucleon for neutron matter, phase shifts. The nucleon-nucleon interaction from chiral effective field theory at next-to-next-to-leading order (NNLO).

doi: 10.1103/PhysRevLett.110.192502
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2013ER04      Phys.Rev. C 87, 044320 (2013)

J.Erler, C.J.Horowitz, W.Nazarewicz, M.Rafalski, P.-G.Reinhard

Energy density functional for nuclei and neutron stars

NUCLEAR STRUCTURE 208Pb; calculated neutron skin radius, electric dipole polarizability, mass-radius relations, correlation of nuclear matter properties with neutron star mass. Z=100, N=140-260; calculated S2n of even-even nuclei. Z=4-120, N=4-300; calculated two neutron and two proton drip lines. Self-consistent nuclear density functional theory (DFT) with Skyrme energy density functionals and covariance analysis.

doi: 10.1103/PhysRevC.87.044320
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2013FO06      Phys.Scr. T152, 014022 (2013)

C.Forssen, G.Hagen, M.Hjorth-Jensen, W.Nazarewicz, J.Rotureau

Living on the edge of stability, the limits of the nuclear landscape

doi: 10.1088/0031-8949/2013/T152/014022
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