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NSR database version of April 11, 2024.

Search: Author = P.Moller

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2024MO04      Eur.Phys.J. A 60, 27 (2024)

P.Moller, Ch.Schmitt

Detailed modeling of odd–even staggering in fission-fragment charge distributions

NUCLEAR REACTIONS 238U, 240Pu(n, F), E not given; analyzed available data; deduced the global and local odd-even staggering observables. The Brownian shape-motion (BSM) model.

doi: 10.1140/epja/s10050-024-01235-4
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2023JA13      Astrophys.J. 955, 51 (2023)

R.Jain, E.F.Brown, H.Schatz, A.V.Afanasjev, M.Beard, L.R.Gasques, S.S.Gupta, G.W.Hitt, W.R.Hix, R.Lau, P.Moller, W.J.Ong, M.Wiescher, Y.Xu

Impact of Pycnonuclear Fusion Uncertainties on the Cooling of Accreting Neutron Star Crusts

NUCLEAR REACTIONS 40Mg(40Mg, X)80Cr, 44Mg(40Mg, X)84Cr, 44Mg(44Mg, X)88Cr, 44Mg(38Ne, X)82Ti, 40Mg(38Ne, X)78Ti, 32Ne(32Ne, X)64Ca, 32Ne(30Ne, X)62Ca, 30Ne(30Ne, X)60Ca, 40Mg(24O, X), E not given; calculated abundances, pycnonuclear fusion rates using the reaction network with the thermal evolution code dStar. 56Fe; deduced impact of uncertainties on the depth at which nuclear heat is deposited although the total heating remains constant.

doi: 10.3847/1538-4357/acebc4
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2023MO10      Eur.Phys.J. A 59, 77 (2023)


The most important theoretical developments leading to the current understanding of heavy-element stability

NUCLEAR STRUCTURE 124Sn, 208Pb, 238U, 252Fm, 298Fl, 328125, 335130; analyzed available data; deduced the sequence of developments that over the past 90 years led to current insights on heavy-element stability, the semi-empirical mass model, and its extension to deformed shapes.

doi: 10.1140/epja/s10050-023-00913-z
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2022JH01      Phys.Rev. C 106, 044607 (2022)

A.Jhingan, C.Schmitt, A.Lemasson, S.Biswas, Y.H.Kim, D.Ramos, A.N.Andreyev, D.Curien, M.Ciemala, E.Clement, O.Dorvaux, B.De Canditiis, F.Didierjean, G.Duchene, J.Dudouet, J.Frankland, G.Fremont, J.Goupil, B.Jacquot, C.Raison, D.Ralet, B.-M.Retailleau, L.Stuttge, I.Tsekhanovich, A.V.Andreev, S.Goriely, S.Hilaire, J.-F.Lemaitre, P.Moller, K.-H.Schmidt

178Hg and asymmetric fission of neutron-deficient pre-actinides

NUCLEAR REACTIONS 54Fe(124Xe, X)178Hg; E=4.3 MeV/nucleon; measured reaction products, fission fragments, (fragment)(fragment)-coin; deduced total kinetic energy distribution, post-neutron (after neutron emission) and pre-neutron (before emission) mass distribution. Comparison to other experimental data in particular with 180Hg and 178Pt fission. Obtained pre-neutron mass-distribution is compared with four different calculations: the dynamical Brownians%hape motion (BSM) model, the microscopic scission point model (SPY2), the improved macromicroscopic scission point model (SPM), and the semiempirical GEneral Fission (GEF) model. VAMOS++ heavy-ion magnetic spectrometer with new SEcond Detection (SED) arm for coincident pair fragment detection at GANIL.

doi: 10.1103/PhysRevC.106.044607
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2022NA07      Nucl.Phys. A1018, 122359 (2022)

F.Naqvi, S.Karampagia, A.Spyrou, S.N.Liddick, A.C.Dombos, D.L.Bleuel, B.A.Brown, L.Crespo Campo, A.Couture, B.Crider, T.Ginter, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, G.Perdikakis, C.Prokop, T.Renstrom, S.Siem

Total absorption spectroscopy measurement on neutron-rich 74, 75Cu isotopes

RADIOACTIVITY 74,75Cu(β-) [from 9Be(86Kr, X), E=140 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced T1/2, cumulative β-decay intensities, B(GT). Comparison with available data.

doi: 10.1016/j.nuclphysa.2021.122359
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2021AL03      Phys.Rev. C 103, 014609 (2021)

M.Albertsson, B.G.Carlsson, T.Dossing, P.Moller, J.Randrup, S.Aberg

Correlation studies of fission-fragment neutron multiplicities

NUCLEAR REACTIONS 235U(n, F), E=0, 5.55 MeV; calculated total fragment kinetic energy (TKE) and distribution of TKE versus heavy-fragment mass number, number of scission events in log scale versus fission fragment mass number and total kinetic energy (TKE), probability distribution for the heavy-fragment share of intrinsic energy, average of the light and heavy-fragment intrinsic energies, average fragment distortion energies and deformations at scission versus TKE, average multiplicity of neutrons evaporated from the light or heavy fragment as function of TKE. Nuclear shape evolution from the ground-state shape to scission obtained from METROPOLIS walk method on the five-dimensional potential-energy surfaces, calculated with the macroscopic-microscopic method for the three-quadratic-surface (3QS) parametrization.

doi: 10.1103/PhysRevC.103.014609
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2021AL31      Phys.Rev. C 104, 064616 (2021)

M.Albertsson, B.G.Carlsson, T.Dossing, P.Moller, J.Randrup, S.Aberg

Super-short fission mode in fermium isotopes

RADIOACTIVITY 256,258,260,262Fm(SF); calculated potential energy along the paths for the standard and the super-short fission modes, as function of quadrupole moment. 260Fm(SF); calculated contour plots of the number of fission in the A-TKE plane based on 105 spontaneous or thermal fission events. 254,256,258,260,262,264,266,268Fm(SF); calculated contour plot of fraction of fissions via the super-short mode, with typical scission shapes for the two modes. 254,256,258,260Fm(SF); calculated primary fragment mass yields for spontaneous and thermal fission, total kinetic-energy (TKE) distributions. 254,256,258,260,262,264,266,268Fm, 259,260Md(SF); calculated TKE and average total neutron multiplicity versus the neutron number of the initial nucleus. Metropolis method for the super-short fission mode to simulate the strongly damped fission dynamics driven by shape- and energy-dependent level densities, and analyzing scission configurations. Comparison with experimental data.

doi: 10.1103/PhysRevC.104.064616
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2021DO03      Phys.Rev. C 103, 025810 (2021)

A.C.Dombos, A.Spyrou, F.Naqvi, S.J.Quinn, S.N.Liddick, A.Algora, T.Baumann, J.Brett, B.P.Crider, P.A.DeYoung, T.Ginter, J.Gombas, S.Lyons, T.Marketin, P.Moller, W.-J.Ong, A.Palmisano, J.Pereira, C.J.Prokop, P.Sarriguren, D.P.Scriven, A.Simon, M.K.Smith, S.Valenta

Total absorption spectroscopy of the β decay of 101, 102Zr and 109Tc

RADIOACTIVITY 101,102Zr, 109Tc(β-)[from 9Be(124Sn, X), E=120 MeV/nucleon, followed by separation of fragments using A1900 separator at NSCL-MSU]; measured Eγ, Iγ, implanted ions, (implants)γ-correlations using Summing NaI(Tl) (SuN) detector for total absorption spectroscopy; deduced β feedings as function of excitation energy, B(GT). Comparison with theoretical results from three different quasiparticle random-phase approximation (QRPA) models to investigate the ground-state shapes of the parent nuclei, and to test commonly used models that provide β-decay properties in r-process network calculations.

doi: 10.1103/PhysRevC.103.025810
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2021SC02      Phys.Lett. B 812, 136017 (2021)

C.Schmitt, P.Moller

On the isotopic composition of fission fragments

NUCLEAR REACTIONS 239Pu(n, F)Kr/Ru/Cd/Sn/Te/Ba/Nd, E thermal; calculated fission-fragment mass distribution, pre- and post-n isotopic yields. Comparison with experimental data.

doi: 10.1016/j.physletb.2020.136017
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2020AL01      Eur.Phys.J. A 56, 46 (2020)

M.Albertsson, B.G.Carlsson, T.Dossing, P.Moller, J.Randrup, S.Aberg

Calculated fission-fragment mass yields and average total kinetic energies of heavy and superheavy nuclei

doi: 10.1140/epja/s10050-020-00036-9
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2020ON01      Phys.Rev.Lett. 125, 262701 (2020)

W.-J.Ong, E.F.Brown, J.Browne, S.Ahn, K.Childers, B.P.Crider, A.C.Dombos, S.S.Gupta, G.W.Hitt, C.Langer, R.Lewis, S.N.Liddick, S.Lyons, Z.Meisel, P.Moller, F.Montes, F.Naqvi, J.Pereira, C.Prokop, D.Richman, H.Schatz, K.Schmidt, A.Spyrou

β Decay of 61V and its Role in Cooling Accreted Neutron Star Crusts

RADIOACTIVITY 61V(β-), (β-n) [from 9Be(82Se, X), E=140 MeV/nucleon]; measured decay products, Eγ, Iγ, En, In; deduced branching for β-delayed neutron emission, β-feeding intensities, B(GT) strengths, log ft.

doi: 10.1103/PhysRevLett.125.262701
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2020WU04      Phys.Rev. C 101, 042801 (2020)

J.Wu, S.Nishimura, P.Moller, M.R.Mumpower, R.Lozeva, C.B.Moon, A.Odahara, H.Baba, F.Browne, R.Daido, P.Doornenbal, Y.F.Fang, M.Haroon, T.Isobe, H.S.Jung, G.Lorusso, B.Moon, Z.Patel, S.Rice, H.Sakurai, Y.Shimizu, L.Sinclair, P.-A.Soderstrom, T.Sumikama, H.Watanabe, Z.Y.Xu, A.Yagi, R.Yokoyama, D.S.Ahn, F.L.Bello Garrote, J.M.Daugas, F.Didierjean, N.Fukuda, N.Inabe, T.Ishigaki, D.Kameda, I.Kojouharov, T.Komatsubara, T.Kubo, N.Kurz, K.Y.Kwon, S.Morimoto, D.Murai, H.Nishibata, H.Schaffner, T.M.Sprouse, H.Suzuki, H.Takeda, M.Tanaka, K.Tshoo, Y.Wakabayashi

β-decay half-lives of 55 neutron-rich isotopes beyond the N = 82 shell gap

RADIOACTIVITY 134,135,136,137,138,139Sn, 134,135,136,137,138,139,140,141,142Sb, 137,138,139,140,141,142,143,144Te, 140,141,142,143,144,145,146I, 142,143,144,145,146,147,148Xe, 145,146,147,148,149,150,151Cs, 148,149,150,151,152,153Ba, 151,152,153,154,155La(β-)[from 9Be(238U, F), E=345 MeV/nucleon, followed by separation of fragments using BigRIPS separator at RIBF-RIKEN]; measured β and γ radiations, half-lives by (implant)β and (implant)βγ correlations using the Wide range Active Silicon-Strip Stop per Array for Beta and ion (WAS3ABi) detection system and Euroball RIKEN Cluster Array (EURICA) of 84 Ge cluster detectors. Comparison with previously available experimental half-lives, and with theoretical calculations using FRDM+QRPA, KTUY+GT2, RHB+pn-RQRPA, and DF+CQRPA models. 141Te(β-); calculated half-life and Gamow-Teller strengths using FRDM+QRPA(2019) model, and compared with experimental data. Discussed and calculated effects of new half-life data on r-process abundance.

doi: 10.1103/PhysRevC.101.042801
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2019IC01      Phys.Lett. B 789, 679 (2019)

T.Ichikawa, P.Moller

The microscopic mechanism behind the fission-barrier asymmetry (II): The rare-earth region 50 < Z < 82 and 82 < N < 126

NUCLEAR STRUCTURE 132Sn, 240Pu, 186Pt, 236U, 180Hg; calculated potential energy surfaces, single-neutron energy levels; deduced a new type of asymmetric fission but of analogous origin as the asymmetry of actinide fission, mechanism of the saddle asymmetry in the sub-Pb region.

doi: 10.1016/j.physletb.2018.12.034
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2019LY02      Phys.Rev. C 100, 025806 (2019)

S.Lyons, A.Spyrou, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, D.L.Bleuel, B.A.Brown, A.Couture, L.Crespo Campo, J.Engel, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, M.R.Mumpower, E.M.Ney, A.Palmisano, G.Perdikakis, C.J.Prokop, T.Renstrom, S.Siem, M.K.Smith, S.J.Quinn

69, 71Co β-decay strength distributions from total absorption spectroscopy

RADIOACTIVITY 69,71Co(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon, followed by in flight separation of fragments by the A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, Eβ, βγ-coin, half-lives of decays of 69,71Co decays, total absorption spectra using Summing NaI(Tl) (SuN) detector for γ rays and double-sided silicon strip detector (DSSD) for β; deduced cumulative Iβ distributions and compared to QRPA and Skyrme QRPA calculations, Gamow-Teller (GT) strength distribution. Comparison of decay half-lives with ENSDF values, and theoretical calculations using shell mode, QRPA and Skyrme QRPA. Relevance to r process in nucleosynthesis.

doi: 10.1103/PhysRevC.100.025806
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2019MO01      At.Data Nucl.Data Tables 125, 1 (2019)

P.Moller, M.R.Mumpower, T.Kawano, W.D.Myers

Nuclear properties for astrophysical and radioactive-ion-beam applications (II)

NUCLEAR STRUCTURE Z=8-136; calculated the ground-state odd-proton and odd-neutron spins and parities, proton and neutron pairing gaps, one- and two-neutron separation energies, quantities related to β-delayed one- and two-neutron emission probabilities, average energy and average number of emitted neutrons, β-decay energy release and T1/2 with respect to Gamow-Teller decay with a phenomenological treatment of first-forbidden decays, one- and two-proton separation energies, and α-decay energy release and half-life.

doi: 10.1016/j.adt.2018.03.003
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2019WA27      Phys.Rev. C 100, 034301 (2019)

D.E.Ward, B.G.Carlsson, P.Moller, S.AAberg

Global microscopic calculations of odd-odd nuclei

NUCLEAR STRUCTURE Z=8-100, N=8-156; calculated ground-state Jπ for odd-A nuclei from the lowest-energy proton or neutron quasiparticle. 158,160Tb, 164,166Ho, 168,170Tm, 174,176Lu, 182Ta, 186,188Re, 234,236Pa, 238Np, 240,242,244Cm, 250Bk; calculated excitation energies of the 2-qp bandheads, bandhead splittings in rare-earth nuclei and actinides using Folded-Yukawa quasiparticles-plus-rotor model with three different residual interactions. 50Sc, 90Y, 208,210Bi; calculated low-lying multiplets in the spherical nuclei. 174,176Lu, 180,182Ta; calculated low-lying rotational bands and K=0 bands. 248,250,252,254,256Es, 256Md; predicted ground-state spins of superheavy nuclei. Z=101-119, N=138-182; calculated Q(α) values for odd-odd superheavy nuclei. Macroscopic-microscopic finite-range droplet model combined with particle-rotor coupling model order to describe low-energy spectra of odd-odd nuclei, using different interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.034301
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2018JA05      Phys.Rev. C 97, 034608 (2018)

P.Jaffke, P.Moller, P.Talou, A.J.Sierk

Hauser-Feshbach fission fragment de-excitation with calculated macroscopic-microscopic mass yields

NUCLEAR REACTIONS 235U, 239Pu(n, F), E=thermal; calculated pre-neutron-emission mass yields using various data sources in the three-Gaussian parametrization, average prompt neutron energy, average prompt γ-ray multiplicity, and average γ-ray energy, prompt neutron multiplicity distribution, correlation between average total kinetic energy of the fragments (TKE) and the average prompt neutron multiplicity, and normalized prompt fission neutron and γ spectra (PFNS, PFGS). Hauser-Feshbach statistical model with input mass yields from macroscopic-microscopic models of the potential energy surface for fragment mass yields, and emission of prompt neutrons and γ rays. Comparison with experimental data, and evaluations in ENDF/B-VIII.0.

doi: 10.1103/PhysRevC.97.034608
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2018LA06      Astrophys.J. 859, 62 (2018)

R.Lau, M.Beard, S.S.Gupta, H.Schatz, A.V.Afanasjev, E.F.Brown, A.Deibel, L.R.Gasques, G.W.Hitt, W.R.Hix, L.Keek, P.Moller, P.S.Shternin, A.W.Steiner, M.Wiescher, Y.Xu

Nuclear Reactions in the Crusts of Accreting Neutron Stars

doi: 10.3847/1538-4357/aabfe0
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2018MU17      Astrophys.J. 869, 14 (2018)

M.R.Mumpower, T.Kawano, T.M.Sprouse, N.Vassh, E.M.Holmbeck, R.Surman, P.Moller

β-delayed Fission in r-process Nucleosynthesis

doi: 10.3847/1538-4357/aaeaca
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2018ZH34      Astrophys.J. 863, L23 (2018)

Y.Zhu, R.T.Wollaeger, N.Vassh, R.Surman, T.M.Sprouse, M.R.Mumpower, P.Moller, G.C.McLaughlin, O.Korobkin, T.Kawano, P.J.Jaffke, E.M.Holmbeck, C.L.Fryer, W.P.Even, A.J.Couture, J.Barnes

Californium-254 and Kilonova Light Curves

RADIOACTIVITY 254Cf(SF); calculated abundance, fission product yields, heating rates, mid-IR light curves.

doi: 10.3847/2041-8213/aad5de
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2017MO07      Eur.Phys.J. A 53, 7 (2017)

P.Moller, C.Schmitt

Evolution of uranium fission-fragment charge yields with neutron number - Strong effect of multi-chance fission on yield asymmetries

NUCLEAR REACTIONS 234,236,238,240U(n, F), (γ, F), E*=6-20 MeV; calculated fission fragments charge distribution, deformation, quadrupole moment using Brownian shape-motion model; deduced saddles and minima of interaction both for "optimum" and symmetric path. Compared to data.

doi: 10.1140/epja/i2017-12188-6
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2017PI14      Nature(London) 551, 67 (2017)

E.Pian, P.D'Avanzo, S.Benetti, M.Branchesi, E.Brocato, S.Campana, E.Cappellaro, S.Covino, V.D'Elia, J.P.U.Fynbo, F.Getman, G.Ghirlanda, G.Ghisellini, A.Grado, G.Greco, J.Hjorth, C.Kouveliotou, A.Levan, L.Limatola, D.Malesani, P.A.Mazzali, A.Melandri, P.Moller, L.Nicastro, E.Palazzi, S.Piranomonte, A.Rossi, O.S.Salafia, J.Selsing, G.Stratta, M.Tanaka, N.R.Tanvir, L.Tomasella, D.Watson, S.Yang, L.Amati, L.A.Antonelli, S.Ascenzi, M.G.Bernardini, M.Boer, F.Bufano, A.Bulgarelli, M.Capaccioli, P.Casella, A.J.Castro-Tirado, E.Chassande-Mottin, R.Ciolfi, C.M.Copperwheat, M.Dadina, G.De Cesare, A.Di Paola, Y.Z.Fan, B.Gendre, G.Giuffrida, A.Giunta, L.K.Hunt, G.L.Israel, Z.-P.Jin, M.M.Kasliwal, S.Klose, M.Lisi, F.Longo, E.Maiorano, M.Mapelli, N.Masetti, L.Nava, B.Patricelli, D.Perley, A.Pescalli, T.Piran, A.Possenti, L.Pulone, M.Razzano, R.Salvaterra, P.Schipani, M.Spera, A.Stamerra, L.Stella, G.Tagliaferri, V.Testa, E.Troja, M.Turatto, S.D.Vergani, D.Vergani

Spectroscopic identification of r-process nucleosynthesis in a double neutron-star merger

doi: 10.1038/nature24298
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2017WA08      Phys.Rev. C 95, 024618 (2017)

D.E.Ward, B.G.Carlsson, T.Dossing, P.Moller, J.Randrup, S.AAberg

Nuclear shape evolution based on microscopic level densities

NUCLEAR REACTIONS 226Th, 234,236U, 240Pu(γ, F), (n, F), E(n)=thermal; calculated yield of fragments as function of proton number and angular momentum and excitation energy using parameter-free microscopic level densities obtained with the Metropolis-walk method. Comparison with experimental data.

NUCLEAR STRUCTURE 236U; calculated microscopic level density as a function of angular momentum and excitation energy, potential-energy curves and mass asymmetry versus elongation using Metropolis walk, combinatorial method.

doi: 10.1103/PhysRevC.95.024618
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2017WU04      Phys.Rev.Lett. 118, 072701 (2017)

J.Wu, S.Nishimura, G.Lorusso, P.Moller, E.Ideguchi, P.-H.Regan, G.S.Simpson, P.-A.Soderstrom, P.M.Walker, H.Watanabe, Z.Y.Xu, H.Baba, F.Browne, R.Daido, P.Doornenbal, Y.F.Fang, G.Gey, T.Isobe, P.S.Lee, J.J.Liu, Z.Li, Z.Korkulu, Z.Patel, V.Phong, S.Rice, H.Sakurai, L.Sinclair, T.Sumikama, M.Tanaka, A.Yagi, Y.L.Ye, R.Yokoyama, G.X.Zhang, T.Alharbi, N.Aoi, F.L.Bello Garrote, G.Benzoni, A.M.Bruce, R.J.Carroll, K.Y.Chae, Z.Dombradi, A.Estrade, A.Gottardo, C.J.Griffin, H.Kanaoka, I.Kojouharov, F.G.Kondev, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, G.J.Lane, E.J.Lee, T.Lokotko, G.Lotay, C.-B.Moon, H.Nishibata, I.Nishizuka, C.R.Nita, A.Odahara, Zs.Podolyak, O.J.Roberts, H.Schaffner, C.Shand, J.Taprogge, S.Terashima, Z.Vajta, S.Yoshida

94 β-Decay Half-Lives of Neutron-Rich 55Cs to 67Ho: Experimental Feedback and Evaluation of the r-Process Rare-Earth Peak Formation

RADIOACTIVITY 144,145,146,147,148,149,150,151Cs, 146,147,148,149,150,151,152,153,154Ba, 148,149,150,151,152,153,154,155,156La, 150,151,152,153,154,155,156,157,158Ce, 153,154,155,156,157,158,159,160Pr, 156,157,158,159,160,161,162Nd, 159,160,161,162,163Pm, 160,161,162,163,164,165,166Sm, 161,162,163,164,165,166,167,168Eu, 165,166,167,168,169,170Gd, 166,167,168,169,170,171,172Tb, 169,170,171,172,172m,173Dy, 172,173,174,175Ho, 174mEr(β-)[from Be(238U, X), E=345 MeV/nucleon]; measured and analyzed reaction products using BigRIPS separator and ZeroDegree Spectrometer (ZDS), γ rays, half-lives by (implant)β correlations using WAS3ABi and EURICA detection systems at RIBF-RIKEN facility; deduced Gamow-Teller strength functions, r-process abundance pattern in the solar system. Comparison with previous experimental half-lives, and with three theoretical calculations using FRDM+QRPA, KTUY+GT2, and RHB+pn-RQRPA models. Numerical values of half-lives listed in supplementary file.

doi: 10.1103/PhysRevLett.118.072701
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2016MO08      At.Data Nucl.Data Tables 109-110, 1 (2016)

P.Moller, A.J.Sierk, T.Ichikawa, H.Sagawa

Nuclear ground-state masses and deformations: FRDM(2012)

NUCLEAR STRUCTURE A=16-339; calculated ground-state deformation parameters, β-decay Q-values, T1/2 and delayed neutron emission probabilities, neutron- and proton-separation energies, J, α-decay Q-value and T1/2, atomic masses. Comparison with available data.

doi: 10.1016/j.adt.2015.10.002
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2016MU16      Phys.Rev. C 94, 064317 (2016)

M.R.Mumpower, T.Kawano, P.Moller

Neutron-γ competition for β delayed neutron emission

RADIOACTIVITY 70Co, 86Ga, 93As, 107Tc, 145Cs(β-), (β-n); calculated delayed neutron and γ spectra, Pn, neutron-γ competition in β daughter nuclei. Z=10-90, N=10-150(β-n); calculated average number of neutrons emitted after single β decay. Coupled quasiparticle random phase approximation and Hauser-Feshbach (QRPA+HF) model for delayed particle emission.

doi: 10.1103/PhysRevC.94.064317
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2016SP04      Phys.Rev.Lett. 117, 142701 (2016)

A.Spyrou, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, D.L.Bleuel, B.A.Brown, A.Couture, L.Crespo Campo, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, M.R.Mumpower, G.Perdikakis, C.J.Prokop, T.Renstrom, S.Siem, S.J.Quinn, S.Valenta

Strong Neutron-γ Competition above the Neutron Threshold in the Decay of 70Co

RADIOACTIVITY 70Co(β-) [9Be(86Kr, X)70Co, E=140 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced β-decay intensity, the large fragmentation of the β intensity at high energies, as well as the strong competition between γ-rays and neutrons. Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.117.142701
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2015AB07      Nucl.Phys. A941, 97 (2015)

S.Aberg, B.G.Carlsson, Th.Dossing, P.Moller

The role of seniority-zero states in nuclear level densities

NUCLEAR STRUCTURE 156,158Gd, 168Ho, 168Er, 176Lu, 182Ta; calculated level densities with specified angular momentum for seniority-zero, states, number of states, rotational bands, distribution of K quantum number. 40Ca, 208Pb;A=100-148; calculated level density, number of states for spherical and prolate nuclei vs angular momentum. Fermi-gas model and combinatorial level density with BCS.

doi: 10.1016/j.nuclphysa.2015.05.009
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2015MO03      Phys.Rev. C 91, 024310 (2015)

P.Moller, A.J.Sierk, T.Ichikawa, A.Iwamoto, M.Mumpower

Fission barriers at the end of the chart of the nuclides

NUCLEAR STRUCTURE Z=60-130, N=90-230, A=171-330; calculated fission-barrier heights, saddle-point energies for 5239 nuclei between the proton and neutron drip lines. 171Nd; calculated shape at saddle point. 298Hs; calculated potential energy surface contour in (ϵ2, γ) plane. Macroscopic-microscopic finite-range liquid-drop model with a 2002 set of macroscopic-model parameters.

doi: 10.1103/PhysRevC.91.024310
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2015MO07      Phys.Rev. C 91, 044316 (2015)

P.Moller, J.Randrup

Calculated fission-fragment yield systematics in the region 74≤Z≤94 and 90≤N≤150

RADIOACTIVITY Z=74-94, N=90-150(SF); 186,190,196W, 195,201Au, 171,176,180,198,202Hg, 199,201,203Tl, 206,210Po, 195,201,207Bi, 209,213At(SF), [compound nuclei in the excitation range of 11-38 MeV]; calculated fission-fragment mass yields for 987 nuclides; reference database for theoretical fission-fragment mass yields. Benchmarked Brownian shape-motion method with random walks on the previously calculated five-dimensional potential-energy surfaces. Comparison with available data.

doi: 10.1103/PhysRevC.91.044316
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2015MO27      Eur.Phys.J. A 51, 173 (2015)

P.Moller, T.Ichikawa

A method to calculate fission-fragment yields Y(Z, N) versus proton and neutron number in the Brownian shape-motion model - Application to calculations of U and Pu charge yields

doi: 10.1140/epja/i2015-15173-1
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2015MU12      Phys.Rev. C 92, 035807 (2015)

M.R.Mumpower, R.Surman, D.-L.Fang, M.Beard, P.Moller, T.Kawano, A.Aprahamian

Impact of individual nuclear masses on r-process abundances

NUCLEAR STRUCTURE Z=30-75, N=60-130, A=120-210; calculated relevant Q values, neutron capture rates, photodissociation rates, β-decay rates, and β-delayed neutron emission probabilities using the 2012 version of the Finite-Range Droplet Model (FRDM), and by considering variations of individual nuclear masses; deduced influence of uncertainties in individual masses on the r-process abundance distribution.

doi: 10.1103/PhysRevC.92.035807
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2014BE22      Nucl.Data Sheets 120, 188 (2014)

M.G.Bertolli, P.Moller, S.Jones

Uncertainties in Astrophysical β-decay Rates from the FRDM

RADIOACTIVITY 133,134,135,136Te, 133,134,136,137I, 137,138Xe, 138Cs, 139Ba, 140La(β-); calculated Q-value uncertainties for β-decay rates, deformation parameters, final abundances. FRDM+QRPA approach.

doi: 10.1016/j.nds.2014.07.042
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2014GH09      Phys.Rev. C 90, 041301 (2014)

L.Ghys, A.N.Andreyev, M.Huyse, P.Van Duppen, S.Sels, B.Andel, S.Antalic, A.Barzakh, L.Capponi, T.E.Cocolios, X.Derkx, H.De Witte, J.Elseviers, D.V.Fedorov, V.N.Fedosseev, F.P.Hessberger, Z.Kalaninova, U.Koster, J.F.W.Lane, V.Liberati, K.M.Lynch, B.A.Marsh, S.Mitsuoka, P.Moller, Y.Nagame, K.Nishio, S.Ota, D.Pauwels, R.D.Page, L.Popescu, D.Radulov, M.M.Rajabali, J.Randrup, E.Rapisarda, S.Rothe, K.Sandhu, M.D.Seliverstov, A.M.Sjodin, V.L.Truesdale, C.Van Beveren, P.Van den Bergh, Y.Wakabayashi, M.Warda

Evolution of fission-fragment mass distributions in the neutron-deficient lead region

RADIOACTIVITY 194,196At, 200,202Fr(β+F)[from U(p, X), E=1.4 GeV at CERN-ISOLDE using HRS and GPS separators]; measured mass and energy distributions of coincident fission fragments after β-delayed fission, ratio of α to β-delayed-fission decays, total kinetic energy. 196At, 200Fr; deduced β-delayed fission decay probabilities, new region of multimodal fission in the neutron-deficient lead region. 196Po; Calculated potential energy surface contour. Comparison with Finite-range liquid-drop (FRLDM) and Hartree-Fock-Bogoliubov (HFB) model calculations. Comparison with experimental results for β-delayed fission of 180Tl.

doi: 10.1103/PhysRevC.90.041301
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2014MO17      Phys.Rev. C 90, 014601 (2014)

P.Moller, J.Randrup, A.Iwamoto, T.Ichikawa

Fission-fragment charge yields: Variation of odd-even staggering with element number, energy, and charge asymmetry

NUCLEAR REACTIONS 234U, 240Pu(n, F), E=thermal; 222,226,228Th, 234U(γ, F), E=11 MeV; analyzed magnitude of the odd-even staggering for fission-fragment charge-yield distributions; deduced total energies, potential energies, and excitation energies from saddle to scission at different locations in the five-dimensional deformation space; correlation of odd-even staggering with excitation energy.

doi: 10.1103/PhysRevC.90.014601
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2014SC01      Nature(London) 505, 62 (2014)

H.Schatz, S.Gupta, P.Moller, M.Beard, E.F.Brown, A.T.Deibel, L.R.Gasques, W.R.Hix, L.Keek, R.Lau, A.W.Steiner, M.Wiescher

Strong neutrino cooling by cycles of electron capture and β- decay in neutron star crusts

NUCLEAR STRUCTURE 105Zr; calculated single-particle energy levels, J, π, hexadecapole deformation parameters.

doi: 10.1038/nature12757
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2013IC01      Phys.Rev. C 87, 054326 (2013)

T.Ichikawa, P.Moller, A.J.Sierk

Character and prevalence of third minima in actinide fission barriers

NUCLEAR STRUCTURE 228,230,232,234,236Ra, 228,230,232,234,236,238Th, 228,230,232,234,236U, 234,236Pu; calculated depth and height of triple-humped fission barriers, third (hyperdeformed) minima. Folded-Yukawa single particle potential in a macroscopic-microscopic model.

doi: 10.1103/PhysRevC.87.054326
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2013RA34      Phys.Rev. C 88, 064606 (2013)

J.Randrup, P.Moller

Energy dependence of fission-fragment mass distributions from strongly damped shape evolution

NUCLEAR REACTIONS Pb(205At, X), E*=19.41 MeV; Pb(206At, X), E*=20.63 MeV; Pb(204Rn, X), E*=16.10 MeV; Pb(205Rn, X), E*=17.20 MeV; Pb(206Rn, X), E*=18.20 MeV; Pb(207Rn, X), E*=19.14 MeV; Pb(208Rn, X), E*=19.93 MeV; Pb(209Rn, X), E*=20.75 MeV; Pb(206Fr, X), E*=15.98 MeV; Pb(207Fr, X), E*=16.84 MeV; Pb(208Fr, X), E*=17.71 MeV; Pb(209Fr, X), E*=18.60 MeV; Pb(210Fr, X), E*=19.40 MeV; Pb(211Fr, X), E*=20.02 MeV; Pb(212Fr, X), E*=20.72 MeV; Pb(217Fr, X), E*=16.74 MeV; Pb(218Fr, X), E*=16.40 MeV; Pb(209Ra, X), E*=16.54 MeV; Pb(210Ra, X), E*=17.26 MeV; Pb(211Ra, X), E*=18.00 MeV; Pb(212Ra, X), E*=18.40 MeV; Pb(213Ra, X), E*=19.11 MeV; Pb(214Ra, X), E*=18.94 MeV; Pb(215Ra, X), E*=17.93 MeV; Pb(216Ra, X), E*=17.01 MeV; Pb(217Ra, X), E*=15.80 MeV; Pb(218Ra, X), E*=15.25 MeV; Pb(219Ra, X), E*=14.81 MeV; Pb(212Ac, X), E*=16.66 MeV; Pb(213Ac, X), E*=17.00 MeV; Pb(214Ac, X), E*=17.52 MeV; Pb(215Ac, X), E*=17.36 MeV; Pb(216Ac, X), E*=16.19 MeV; Pb(217Ac, X), E*=15.08 MeV; Pb(218Ac, X), E*=14.40 MeV; Pb(219Ac, X), E*=14.03 MeV; Pb(220Ac, X), E*=13.71 MeV; Pb(221Ac, X), E*=13.34 MeV; Pb(222Ac, X), E*=13.13 MeV; Pb(223Ac, X), E*=12.69 MeV; Pb(224Ac, X), E*=12.50 MeV; Pb(225Ac, X), E*=12.05 MeV; Pb(226Ac, X), E*=11.71 MeV; Pb(217Th, X), E*=15.02 MeV; Pb(218Th, X), E*=13.99 MeV; Pb(219Th, X), E*=13.17 MeV; Pb(220Th, X), E*=12.45 MeV; Pb(221Th, X), E*=12.27 MeV; Pb(222Th, X), E*=11.99 MeV; Pb(223Th, X), E*=12.20 MeV; Pb(224Th, X), E*=11.85 MeV; Pb(225Th, X), E*=11.59 MeV; Pb(226Th, X), E*=11.20 MeV; Pb(227Th, X), (228Th, X), (229Th, X), (224Pa, X), (225Pa, X), (226Pa, X), (227Pa, X), (228Pa, X), (229Pa, X), (230Pa, X), (231Pa, X), (232Pa, X), (230U, X), (231U, X), (232U, X), (233U, X), (234U, X), E*=11.0 MeV, [secondary At, Rn, Fr, Ra, Ac, Th, Pa, U beams from 9Be(238U, X), E=1 GeV/nucleon primary fragmentation reaction, fission by γ rays produced in incident secondary beams on a Pb target via the GDR]; calculated relative fission fragment charge yield distributions as function of nuclear excitation energy by Metropolis method. Comparison and benchmarking with experimental data from GSI. Shell-plus-pairing correction term. Damped Brownian shape evolution.

doi: 10.1103/PhysRevC.88.064606
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2013UH01      Nucl.Phys. A913, 127 (2013)

H.Uhrenholt, S.Aberg, A.Dobrowolski, Th.Dossing, T.Ichikawa, P.Moller

Combinatorial nuclear level-density model

NUCLEAR STRUCTURE 60Co, 68Zn, 76,78,80,82,84,86Sr, 94Nb, 97,98Mo, 107,109,111,112,113,114,115,117Cd, 127Te, 148Pm, 148,149Sm, 155Eu, 161,162Dy, 166,167Er, 169,170,171,172,173,174,175,177Yb, 194Ir, 237U, 239Pu; calculated level density, angular momentum distribution, parity ratio, pairing gap. 90Zr, 90Nb; calculated J, π level density. A=20-255; calculated level density at neutron separation energy, vibrational enhancement. Combinatorial (microcanonical) model with folded Yukawa, pairing, rotational and vibrational states. Compared with available data.

doi: 10.1016/j.nuclphysa.2013.06.002
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2012IC01      Phys.Rev. C 86, 024610 (2012)

T.Ichikawa, A.Iwamoto, P.Moller, A.J.Sierk

Contrasting fission potential-energy structure of actinides and mercury isotopes

NUCLEAR STRUCTURE 178,180,182,184,186,188,190,192,194,196,198,200Hg, 236U; calculated potential-energy surfaces as function of quadrupole moment, saddle points, barrier heights and the ridge heights for fission. Asymmetric fission. Effect of shell structure of fission fragments. Macroscopic-microscopic approach, finite-range liquid-drop model (FRLDM).

doi: 10.1103/PhysRevC.86.024610
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2012MO01      Phys.Rev.Lett. 108, 052501 (2012)

P.Moller, W.D.Myers, H.Sagawa, S.Yoshida

New Finite-Range Droplet Mass Model and Equation-of-State Parameters

NUCLEAR STRUCTURE Z=1-120, A=1-160; calculated masses, symmetry parameters, using finite-range droplet model (FRDM); deduced more accurate FRDM-2011 parameters and constants. Comparison with atomic mass evaluation 2003.

doi: 10.1103/PhysRevLett.108.052501
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2012MO02      At.Data Nucl.Data Tables 98, 149 (2012)

P.Moller, A.J.Sierk, R.Bengtsson, H.Sagawa, T.Ichikawa

Nuclear shape isomers

NUCLEAR STRUCTURE A=31-120; calculated potential-energy surfaces, deformations and all energy minima, shape isomers near 208Pb.

doi: 10.1016/j.adt.2010.09.002
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2012MO04      Phys.Rev. C 85, 024306 (2012)

P.Moller, J.Randrup, A.J.Sierk

Calculated fission yields of neutron-deficient mercury isotopes

RADIOACTIVITY 180Tl(EC); calculated Gamow-Teller β-strength function, T1/2. Comparison with experimental data. 174,176,178,180,182,184,186,188Hg(SF); calculated fragment mass yields. Method of Brownian shape motion.

NUCLEAR STRUCTURE 174,180,188Hg; calculated potential-energy surfaces, energy minima, saddles, major valleys, major ridges. Brownian shape motion (Metropolis) treatment.

doi: 10.1103/PhysRevC.85.024306
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2012RA26      Phys.Scr. T150, 014033 (2012)

J.Randrup, P.Moller

Brownian shape motion: fission fragment mass distributions

NUCLEAR REACTIONS 240Pu, 234,236U, 222,224,226,228Th(n, F), E=6-11 MeV; calculated fission fragment yields. Comparison with experimental data.

doi: 10.1088/0031-8949/2012/T150/014033
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2012TS04      Phys.Rev. C 86, 015803 (2012)

M.B.Tsang, J.R.Stone, F.Camera, P.Danielewicz, S.Gandolfi, K.Hebeler, C.J.Horowitz, J.Lee, W.G.Lynch, Z.Kohley, R.Lemmon, P.Moller, T.Murakami, S.Riordan, X.Roca-Maza, F.Sammarruca, A.W.Steiner, I.Vidana, S.J.Yennello

Constraints on the symmetry energy and neutron skins from experiments and theory

NUCLEAR STRUCTURE 208Pb; analyzed neutron-skin thickness, symmetry energy constraints. Contributions of three-body forces in neutron matter models.

doi: 10.1103/PhysRevC.86.015803
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2012VE06      Phys.Rev. C 86, 024308 (2012)

M.Veselsky, A.N.Andreyev, S.Antalic, M.Huyse, P.Moller, K.Nishio, A.J.Sierk, P.Van Duppen, M.Venhart

Fission-barrier heights of neutron-deficient mercury nuclei

RADIOACTIVITY 178,180Tl(β+), (EC); analyzed beta-delayed fission probability. 178,180Hg; deduced fission barrier heights using four alternative β-decay strength functions and four variants of the statistical model. 180Hg; calculated level densities, fission widths.

doi: 10.1103/PhysRevC.86.024308
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2011ES06      Phys.Rev.Lett. 107, 172503 (2011)

A.Estrade, M.Matos, H.Schatz, A.M.Amthor, D.Bazin, M.Beard, A.Becerril, E.F.Brown, R.Cyburt, T.Elliot, A.Gade, D.Galaviz, S.George, S.S.Gupta, W.R.Hix, R.Lau, G.Lorusso, P.Moller, J.Pereira, M.Portillo, A.M.Rogers, D.Shapira, E.Smith, A.Stolz, M.Wallace, M.Wiescher

Time-of-Flight Mass Measurements for Nuclear Processes in Neutron Star Crusts

ATOMIC MASSES 53,54,55Sc, 57Ti, 60,61V, 63Cr, 65,66Mn, 67,68Fe, 68,69,70,71Co, 74Ni; measured time of flight; deduced masses. Stellar nucleosynthesis implications.

doi: 10.1103/PhysRevLett.107.172503
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2011HO11      J.Korean Phys.Soc. 59, 875s (2011)

S.T.Holloway, T.Kawano, P.Moller

Time Dependent Particle Emission From Fission Products

RADIOACTIVITY 232Th, 239Pu(SF); calculated β-delayed neutron production, β-delayed γ decay, decay heat for cooling time up to 1.E5 s. 89,90,91,93Rb, 93,93,95Sr, 94,95Y, 138,139,140,141Cs, 141,142,143,144,145Ba, 142,143,144,145La, 145,146,147,148Ce, 146,147,148,149,151Pr, 149,151,153,154,155Nd, 152,153,154,155,156,157Pm, 157,158Sm, 158Eu(β-); calculated heat C/E (data from TAGS). Calculations using FRDM plus QRPA for β-decay, Hauser-Feshbach statistical decay, CINDER code. Comparison to data.

doi: 10.3938/jkps.59.875
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2011IC02      Phys.Rev. C 83, 054319 (2011)

T.Ichikawa, Y.Kanada-Enyo, P.Moller

Cluster formations in deformed states for 28Si and 32S

NUCLEAR STRUCTURE 28Si, 32S; calculated potential-energy curves versus quadrupole moment, rotational levels for normal-deformed (ND) and superdeformed (SD) states, density distributions of neutron single-particle wave functions, coulomb barrier heights. Cluster formation and structures similar to 16O+12C, 24Mg+α, 16O+16O and 28Si+α reaction channels. Relation between the one-body deformed minima and the two-body molecular-resonance states. Macroscopic-microscopic model. Comparison with experimental data.

doi: 10.1103/PhysRevC.83.054319
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2011KA28      J.Korean Phys.Soc. 59, 785s (2011)

T.Kawano, P.Talou, M.B.Chadwick, S.Holloway, P.Moller, T.Watanabe

Applications of the Hauser-Feshbach Theory to Advanced Nuclear Sciences

NUCLEAR REACTIONS 56Fe(n, n'), (n, γ), E=5, 10, 15, 20 MeV MeV; calculated σ(Eγ), exclusive σ(En) using MCHF (Monte Carlo Hauser-Feshbach).

RADIOACTIVITY 87,88,89Br(β-); calculated β-delayed γ energy spectra σ(Eγ) using MCHF (Monte Carlo Hauser-Feshbach).

doi: 10.3938/jkps.59.785
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2011RA02      Phys.Rev.Lett. 106, 132503 (2011)

J.Randrup, P.Moller

Brownian Shape Motion on Five-Dimensional Potential-Energy Surfaces:Nuclear Fission-Fragment Mass Distributions

NUCLEAR REACTIONS 233,235U, 239Pu(n, F), E=thermal; 234U(γ, F), E=11 MeV; 222,224,226,228Th(γ, F), E=11 MeV; calculated distribution of charge fission yields. Comparison with experimental data.

doi: 10.1103/PhysRevLett.106.132503
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2011RA27      Phys.Rev. C 84, 034613 (2011)

J.Randrup, P.Moller, A.J.Sierk

Fission-fragment mass distributions from strongly damped shape evolution

NUCLEAR REACTIONS 239Pu(n, F)240Pu, E=8-14 MeV; 234,236U(n, F)235U/236U, E=8-14 MeV; 234U(γ, F)234U, E=8-14 MeV; 222,224,226,228Th(γ, F)222Th/224Th/226Th/228Th, E=8-14 MeV; calculated fission fragment mass and charge yields, comparison with experimental data. Random walks on a five-dimensional potential energy surface within the framework of the Smoluchowski equation of motion.

NUCLEAR STRUCTURE 222,224,226,228Th, 240Pu; calculated fission fragment mass and charge distributions. 222Th; calculated contours of three shapes relevant to fission, and the most probable symmetric fragment division in 111Rh isotope.

doi: 10.1103/PhysRevC.84.034613
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2011TA21      J.Korean Phys.Soc. 59, 797s (2011)

P.Talou, T.Kawano, J.E.Lynn, P.Moller, O.Bouland, M.B.Chadwick

Recent Advances in Nuclear Fission Theory: Pre- and Post-Scission Physics

NUCLEAR REACTIONS 239,240,241,242Pu(n, f), E≈0.01-20 MeV; calculated σ using R-matrix formalism in Bjornholm-Lynn model. 235U(n, f), E=thermal, 0.5 MeV; calculated prompt fission neutron multiplicity using Monte Carlo Hauser-Feshbach; compared to data, ENDF/B-VII.0.

doi: 10.3938/jkps.59.797
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2010AN13      Phys.Rev.Lett. 105, 252502 (2010)

A.N.Andreyev, J.Elseviers, M.Huyse, P.Van Duppen, S.Antalic, A.Barzakh, N.Bree, T.E.Cocolios, V.F.Comas, J.Diriken, D.Fedorov, V.Fedosseev, S.Franchoo, J.A.Heredia, O.Ivanov, U.Koster, B.A.Marsh, P.Van den Bergh, J.Van De Walle, K.Nishio, R.D.Page, N.Patronis, M.Seliverstov, I.Tsekhanovich, M.Venhart, S.Vermote, M.Veselsky, C.Wagemans, T.Ichikawa, A.Iwamoto, P.Moller, A.J.Sierk

New Type of Asymmetric Fission in Proton-Rich Nuclei

RADIOACTIVITY 180Tl(α), (β+), (EC) [from U(p, X), E=1.4 GeV]; measured fission fragments, Eα, Iα, X-rays. 180Hg; deduced asymetric fission fragment distribution, branching ratio for β-delayed fission.

doi: 10.1103/PhysRevLett.105.252502
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2010HO12      Phys.Rev. C 82, 025806 (2010)

P.Hosmer, H.Schatz, A.Aprahamian, O.Arndt, R.R.C.Clement, A.Estrade, K.Farouqi, K.-L.Kratz, S.N.Liddick, A.F.Lisetskiy, P.F.Mantica, P.Moller, W.F.Mueller, F.Montes, A.C.Morton, M.Ouellette, E.Pellegrini, J.Pereira, B.Pfeiffer, P.Reeder, P.Santi, M.Steiner, A.Stolz, B.E.Tomlin, W.B.Walters, A.Wohr

Half-lives and branchings for β-delayed neutron emission for neutron-rich Co-Cu isotopes in the r-process

RADIOACTIVITY 73,74,75Co, 75,76,77,78Ni, 76,77,78,79,80Cu, 79,80,81Zn, 81,82Ga(β-), (β-n)[from Be(86Kr, X), E=140 MeV/nucleon]; measured β spectra, βn-coin, neutron spectra, half-lives, delayed neutron-emission probabilities; calculated half-lives, P(n) using QRPA, CQRPA and OXBASH shell model. Discussed effects on various types of models for the rapid neutron-capture process (r-process) in nucleosynthesis. A=1-210; calculated abundances with classical r-process and HEW models using known decay data. 78Ni(β-); calculated Gamow-Teller strengths, effect on abundances.

doi: 10.1103/PhysRevC.82.025806
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2010MO07      Int.J.Mod.Phys. E19, 575 (2010)


My journey to the superheavy island with Szymanski, Nilsson, Nix, and Swiatecki from Lysekil to the present

doi: 10.1142/S0218301310014996
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2009AB18      Int.J.Mod.Phys. E18, 926 (2009)

S.Aberg, H.Uhrenholt, T.Ichikawa, P.Moller

Chaos and structure of level densities

NUCLEAR STRUCTURE 79Cu, 162Dy, 172Yb; calculated level density.

doi: 10.1142/S0218301309013063
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2009IC01      Phys.Rev. C 79, 014305 (2009)

T.Ichikawa, A.Iwamoto, P.Moller

Origin of the narrow, single peak in the fission-fragment mass distribution for 258Fm

RADIOACTIVITY 258Fm(SF); calculated potential energy, fragment charge distributions, inertial mass, mass-yield curves. Macroscopic-microscopic model.

doi: 10.1103/PhysRevC.79.014305
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2009MO18      Phys.Rev. C 79, 064304 (2009)

P.Moller, A.J.Sierk, T.Ichikawa, A.Iwamoto, R.Bengtsson, H.Uhrenholt, S.Aberg

Heavy-element fission barriers

NUCLEAR STRUCTURE Z=90-99, A=225-256; calculated double-humped fission barrier energies, first and second saddle heights, and fission-isomer energies. Z=78-125, N=91-188, A=171-312; calculated fission barrier heights for 1585 nuclides. 232Th; calculated proton and neutron single particle levels at saddles for symmetric and asymmetric fission modes. 228Th, 236U, 243Am, 252Cf, 278Nh, 305125; calculated potential energy surfaces. 232Th, 238,239,241,242,243Am; calculated fission-barrier structures and Fermi-gas level density parameters. Macroscopic-microscopic finite-range liquid-drop model.

RADIOACTIVITY 236U, 232,240Pu, 222,224,230Cm, 224,230Cf, 226,252,258Fm, 277Cn(α)(SF); calculated α-decay and SF decay half-lives. 180Tl, 188Bi, 192,194,196At, 228Np, 232,234Am, 238,240Bk, 242,244,246,248Es, 246,248,250Md(EC); calculated Q-values and fission barriers in the daughter nuclides. Macroscopic-microscopic finite-range liquid-drop model calculations. Comparisons with experimental data.

doi: 10.1103/PhysRevC.79.064304
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2009MO27      Phys.Rev.Lett. 103, 212501 (2009)

P.Moller, A.J.Sierk, R.Bengtsson, H.Sagawa, T.Ichikawa

Global Calculation of Nuclear Shape Isomers

NUCLEAR STRUCTURE A=31-290; calculated potential energy surfaces; 70,72,74,76,78Kr, 180Hg, 186Pb, 208Pb; deduced deformations, shape isomerism.

doi: 10.1103/PhysRevLett.103.212501
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2009PE06      Phys.Rev. C 79, 035806 (2009)

J.Pereira, S.Hennrich, A.Aprahamian, O.Arndt, A.Becerril, T.Elliot, A.Estrade, D.Galaviz, R.Kessler, K.-L.Kratz, G.Lorusso, P.F.Mantica, M.Matos, P.Moller, F.Montes, B.Pfeiffer, H.Schatz, F.Schertz, L.Schnorrenberger, E.Smith, A.Stolz, M.Quinn, W.B.Walters, A.Wohr

β-decay half-lives and β-delayed neutron emission probabilities of nuclei in the region A ≤ 110, relevant for the r process

RADIOACTIVITY 100,101,102,103,104,105Y, 103,104,105,106,107Zr, 106,107,108,109Nb, 108,109,110,111Mo, 109,110,111,112,113Tc(β-), (β-n)[from 9Be(136Xe, X), E=120 MeV/nucleon]; measured fragments, neutrons, β, (fragment)β-coin, half-lives; deduced delayed neutron-emission probabilities. Comparisons with quasiparticle random phase approximation (QRPA03 and QRPA06) calculations. Discussed relevance to r-process nuclei.

doi: 10.1103/PhysRevC.79.035806
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2008HA32      Phys.Rev. C 78, 024311 (2008)

A.C.Hayes, J.L.Friar, P.Moller

Splitting sensitivity of the ground and 7.6 eV isomeric states of 229Th

NUCLEAR STRUCTURE 229Th; calculated quasiparticle energies, energy deformations, splittings of g.s. and 7.6 eV isomeric state. Finite-rays microscopic-macroscopic model.

doi: 10.1103/PhysRevC.78.024311
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2008KA37      Phys.Rev. C 78, 054601 (2008)

T.Kawano, P.Moller, W.B.Wilson

Calculation of delayed-neutron energy spectra in a quasiparticle random-phase approximation-Hauser-Feshbach model

RADIOACTIVITY 80Ge, 87,88,89,90,91,92Br, 141,142,143,144,145,146,147,148Cs, 146Xe(β-n); calculated Gamow-Teller strengths, delayed neutron energy spectra. QRPA and Hauser-Feshbach model.

doi: 10.1103/PhysRevC.78.054601
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2008MO13      At.Data Nucl.Data Tables 94, 758 (2008)

P.Moller, R.Bengtsson, B.G.Carlsson, P.Olivius, T.Ichikawa, H.Sagawa, A.Iwamoto

Axial and reflection asymmetry of the nuclear ground state

NUCLEAR STRUCTURE A=31-330; calculated nuclear ground state masses, deformation parameters; effect of axial and reflection asymmetry and of triaxiality; macroscopic-microscopic approach using folded-Yukawa single particle potential.

doi: 10.1016/j.adt.2008.05.002
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2007BO29      Phys.Rev. C 76, 024320 (2007)

L.Bonneau, P.Quentin, P.Moller

Global microscopic calculations of ground-state spins and parities for odd-mass nuclei

doi: 10.1103/PhysRevC.76.024320
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2007GU14      Astrophys.J. 662, 1188 (2007)

S.Gupta, E.F.Brown, H.Schatz, P.Moller, K.-L.Kratz

Heating in the accreted neutron star ocean: Implications for superburst ignition

doi: 10.1086/517869
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2007OL01      Nucl.Phys. A784, 104 (2007)

H.Olofsson, R.Bengtsson, P.Moller

Particle number projection in the macroscopic-microscopic approach

doi: 10.1016/j.nuclphysa.2006.11.052
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2006CH50      Nucl.Data Sheets 107, 2931 (2006)

M.B.Chadwick, P.Oblozinsky, M.Herman, N.M.Greene, R.D.McKnight, D.L.Smith, P.G.Young, R.E.MacFarlane, G.M.Hale, S.C.Frankle, A.C.Kahler, T.Kawano, R.C.Little, D.G.Madland, P.Moller, R.D.Mosteller, P.R.Page, P.Talou, H.Trellue, M.C.White, W.B.Wilson, R.Arcilla, C.L.Dunford, S.F.Mughabghab, B.Pritychenko, D.Rochman, A.A.Sonzogni, C.R.Lubitz, T.H.Trumbull, J.P.Weinman, D.A.Brown, D.E.Cullen, D.P.Heinrichs, D.P.McNabb, H.Derrien, M.E.Dunn, N.M.Larson, L.C.Leal, A.D.Carlson, R.C.Block, J.B.Briggs, E.T.Cheng, H.C.Huria, M.L.Zerkle, K.S.Kozier, A.Courcelle, V.Pronyaev, S.C.van der Marck

ENDF/B-VII.0: Next Generation Evaluated Nuclear Data Library for Nuclear Science and Technology

doi: 10.1016/j.nds.2006.11.001
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2006MO31      Phys.Rev.Lett. 97, 162502 (2006)

P.Moller, R.Bengtsson, B.G.Carlsson, P.Olivius, T.Ichikawa

Global Calculations of Ground-State Axial Shape Asymmetry of Nuclei

NUCLEAR STRUCTURE 108Ru; calculated potential energy surface, deformation. Z=6-116; calculated ground-state axial asymmetry parameters.

doi: 10.1103/PhysRevLett.97.162502
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2005IC01      Phys.Rev. C 71, 044608 (2005)

T.Ichikawa, A.Iwamoto, P.Moller, A.J.Sierk

Barrier for cold-fusion production of superheavy elements

NUCLEAR REACTIONS 208Pb(48Ca, X), (50Ti, X), (54Cr, X), (58Fe, X), (62Ni, X), (64Ni, X), (70Zn, X), (74Ge, X), (76Ge, X), 209Bi(58Fe, X), (64Ni, X), (70Zn, X), E not given; calculated fusion barrier energies, deformation effects. Comparisons with data.

doi: 10.1103/PhysRevC.71.044608
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2004IW02      Nucl.Phys. A738, 499 (2004)

A.Iwamoto, T.Ichikawa, P.Moller, A.J.Sierk

Cluster expression in fission and fusion in high-dimensional macroscopic-microscopic calculations

NUCLEAR STRUCTURE 272Ds; calculated fission potential energy surfaces.

NUCLEAR REACTIONS 208Pb(64Ni, X), E not given; calculated collision surface energy vs projectile deformation.

doi: 10.1016/j.nuclphysa.2004.04.096
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2004MO06      Phys.Rev.Lett. 92, 072501 (2004)

P.Moller, A.J.Sierk, A.Iwamoto

Five-Dimensional Fission-Barrier Calculations from 70Se to 252Cf

NUCLEAR STRUCTURE 70,76Se, 90,94,98Mo, 198Hg, 210,212Po, 228Ra, 228,230,232,234Th, 232,234,236,238,240U, 236,238,240,242,244,246Pu, 242,244,246,248,250Cm, 250,252Cf; calculated fission barrier parameters. Macroscopic-microscopic model, comparison with previous results.

doi: 10.1103/PhysRevLett.92.072501
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2004MO38      Prog.Theor.Phys.(Kyoto), Suppl. 154, 21 (2004)

P.Moller, A.J.Sierk, T.Ichikawa, A.Iwamoto

Fission and Fusion at the End of the Periodic System

NUCLEAR REACTIONS 208Pb(50Ti, X), (70Zn, X), E not given; calculated potential energy vs separation and deformation. 208Pb(48Ca, X), (50Ti, X), (54Cr, X), (58Fe, X), (62Ni, X), (64Ni, X), (70Zn, X), (74Ge, X), (76Ge, X), E not given; calculated fusion barrier energies; deduced microscopic and deformation effects.

2003BE05      Nucl.Phys. A714, 21 (2003)

U.C.Bergmann, C.Aa.Diget, K.Riisager, L.Weissman, G.Aubock, J.Cederkall, L.M.Fraile, H.O.U.Fynbo, H.Gausemel, H.Jeppesen, U.Koster, K.-L.Kratz, P.Moller, T.Nilsson, B.Pfeiffer, H.Simon, K.Van de Vel, J.Aysto, and the ISOLDE Collaboration

Beta-decay properties of the neutron-rich 94-99Kr and 142-147Xe isotopes

RADIOACTIVITY 94,95,96,97,98,99Kr, 142,143,144,145,146,147Xe(β-), (β-n) [from U(p, X)]; measured Eβ, β-delayed neutron spectra, neutron emission probability, T1/2. Mass separation, QRPA calculations, astrophysical implications discussed.

NUCLEAR REACTIONS U(p, X)94Kr/95Kr/96Kr/97Kr/98Kr/99Kr/142Xe/143Xe/144Xe/145Xe/146Xe/147Xe, E=1, 1.4 GeV; measured yields. Mass separator.

doi: 10.1016/S0375-9474(02)01352-0
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2003MO09      Phys.Rev. C 67, 055802 (2003)

P.Moller, B.Pfeiffer, K.-L.Kratz

New calculations of gross b-decay properties for astrophysical applications: Speeding-up the classical r process

RADIOACTIVITY 92,99Rb, 137I(β-), (β-n); calculated strength functions, T1/2, delayed-neutron emission probabilities. Z=8-76; 76Fe, 77Co, 78Ni, 79Cu, 80Zn, 81Ga, 125Tc, 126Ru, 127Rh, 128Pd, 129Ag, 130Cd, 131In, 190Gd, 191Tb, 192Dy, 193Ho, 194Er, 195Tm, 196Yb; calculated β-decay T1/2. Implications for astrophysical r-process discussed.

doi: 10.1103/PhysRevC.67.055802
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2002IW02      J.Nucl.Sci.Technol.(Tokyo) 39, 332 (2002)

A.Iwamoto, P.Moller, D.G.Madland, A.J.Sierk

Mass Division in Nuclear Fission and Isotope Effect

NUCLEAR STRUCTURE 256,258Fm; calculated fission saddle point shapes; deduced mass-symmetric and mass-asymmetric modes.

doi: 10.1080/18811248.2002.9715198
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2002PF04      Prog.Nucl.Energy 41, 39 (2002)

B.Pfeiffer, K.Kratz, P.Moller

Status of delayed-Neutron Precursor Data: Half-Lives and Neutron Emission Probabilities

COMPILATION Z=27-63; compiled, analyzed β-decay T1/2, neutron emission probabilities, model predictions.

doi: 10.1016/S0149-1970(02)00005-7
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2001BE32      Phys.Rev. C64, 014308 (2001)

R.Bengtsson, P.Moller

Why the Fermion Dynamical Symmetry Model Fails to Predict Nuclear Masses: A comprehensive assessment

NUCLEAR STRUCTURE Z=90-120; analyzed mass predictions, comparison with experimental data. Fermion dynamical symmetry model and finite-range droplet model compared.

doi: 10.1103/PhysRevC.64.014308
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2001MO13      Nature(London) 409, 785 (2001)

P.Moller, D.G.Madland, A.J.Sierk, A.Iwamoto

Nuclear Fission Modes and Fragment Mass Asymmetries in a Five-Dimensional Deformation Space

NUCLEAR STRUCTURE 228Ra, 234U, 256,258Fm; calculated potential energy surfaces; deduced fission mode features. 220,222,224,226,228,230,232Th, 228,230,232,234,236,238,240U, 234,236,238,240,242,244,246Pu, 240,242,244,246,248,250,252Cm, 246,248,250,252,254,256,258Cf, 246,248,250,252,254,256,258Fm; calculated average fragment mass division in asymmetric fission. Five-dimensional shape-coordinate grid. Comparisons with data.

doi: 10.1038/35057204
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2000FU01      Nucl.Phys. B573, 377 (2000)

Y.Fujii, A.Iwamoto, T.Fukahori, T.Ohnuki, M.Nakagawa, H.Hidaka, Y.Oura, P.Moller

The Nuclear Interaction at Oklo 2 Billion Years Ago

NUCLEAR REACTIONS 149Sm, 155,157Gd(n, X), E=thermal; calculated σ vs resonance parameters. Comparison with isotopic abundances from natural reactor.

doi: 10.1016/S0550-3213(00)00038-9
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2000KA48      Eur.Phys.J. A 9, 201 (2000)

T.Kautzsch, W.B.Walters, M.Hannawald, K.-L.Kratz, V.I.Mishin, V.N.Fedoseyev, W.Bohmer, Y.Jading, P.Van Duppen, B.Pfeiffer, A.Wohr, P.Moller, I.Klockl, V.Sebastian, U.Koster, M.Koizumi, J.Lettry, H.L.Ravn, and the ISOLDE Collaboration

New States in Heavy Cd Isotopes and Evidence for Weakening of the N = 82 Shell Structure

RADIOACTIVITY 126,128,130Ag(β-) [from 238U(p, F)]; measured Eγ, Iγ, γγ-coin following decay of mass-separated sources. 126,128,130Cd deduced levels, J, π. Systematics of 2+, 4+ level energies in mass region discussed.

doi: 10.1007/s100500070038
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2000MO08      Phys.Rev. C61, 047602 (2000)

P.Moller, A.Iwamoto

Realistic Fission Saddle-Point Shapes

NUCLEAR STRUCTURE 228Ra, 232Th, 240Pu, 258Fm; calculated fission saddle-point shapes.

doi: 10.1103/PhysRevC.61.047602
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1999MO38      Acta Phys.Hung.N.S. 10, 241 (1999)

P.Moller, A.Iwamoto

Topology of Five-Dimensional, Million-Grid-Point Fission Potential-Energy Surfaces in the 3QS Parameterization

NUCLEAR STRUCTURE 236U, 256,258Fm; calculated fission saddle-point deformations. Macroscopic-microscopic method, five-dimensional grid.

1998RA08      Phys.Rev. C57, 2031 (1998)

T.Rauscher, R.Bieber, H.Oberhummer, K.-L.Kratz, J.Dobaczewski, P.Moller, M.M.Sharma

Dependence of Direct Neutron Capture on Nuclear-Structure Models

NUCLEAR STRUCTURE 124,126,128,130,132,134,136,138,140,142,144Sn, 208,210,212,214,216,218,220,222,224,226,228,230,232,234,236,238Pb; calculated neutron capture σ. Several structure models compared.

doi: 10.1103/PhysRevC.57.2031
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1998SC21      Phys.Rep. 294, 167 (1998)

H.Schatz, A.Aprahamian, J.Gorres, M.Wiescher, T.Rauscher, J.F.Rembges, F.-K.Thielemann, B.Pfeiffer, P.Moller, K.-L.Kratz, H.Herndl, B.A.Brown, H.Rebel

rp-Process Nucleosynthesis at Extreme Temperature and Density Conditions

doi: 10.1016/S0370-1573(97)00048-3
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1998SO03      Nucl.Phys. A632, 205 (1998)

O.Sorlin, V.Borrel, S.Grevy, D.Guillemaud-Mueller, A.C.Mueller, F.Pougheon, W.Bohmer, K.-L.Kratz, T.Mehren, P.Moller, B.Pfeiffer, T.Rauscher, M.G.Saint-Laurent, R.Anne, M.Lewitowicz, A.Ostrowski, T.Dorfler, W.-D.Schmidt-Ott

First Beta-Decay Studies of the Neutron-Rich Isotopes 53-55Sc and 56-59V

RADIOACTIVITY 53,54,55Sc, 56,57,58,59V(β-) [from 9Be(65Cu, X), E=64.5 MeV/nucleon]; measured Eγ, Iγ, βγ-coin, T1/2; deduced r-process implications.

doi: 10.1016/S0375-9474(97)00636-2
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1997MO25      At.Data Nucl.Data Tables 66, 131 (1997)

P.Moller, J.R.Nix, K.-L.Kratz

Nuclear Properties for Astrophysical and Radioactive-Ion-Beam Applications

NUCLEAR STRUCTURE Z=8-136; A=16-339; calculated, compiled total binding energy, one-, two-neutron, proton separation energies, pairing gaps, odd-nucleon parity, spin projection. Folded-Yukawa single particle potential, Lipkin-Nogami approximation.

RADIOACTIVITY Z=8-136; A=16-339; calculated, compiled β-, α-decay Q, T1/2. Folded-Yukawa single particle potential, Lipkin-Nogami approximation.

doi: 10.1006/adnd.1997.0746
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1997MO34      Z.Phys. A359, 251 (1997)

P.Moller, J.R.Nix, P.Armbruster, S.Hofmann, G.Munzenberg

Single-Particle Enhancement of Heavy-Element Production

NUCLEAR REACTIONS 208Pb(50Ti, X), (68Zn, X), (70Zn, X), E not given; calculated fusion, fission potential barriers; deduced microscopic effects. Macroscopic-microscopic model, superheavy element production.

doi: 10.1007/s002180050399
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1997RA23      Nucl.Phys. A621, 327c (1997)

T.Rauscher, K.-L.Kratz, H.Oberhummer, J.Dobaczewski, P.Moller, M.Sharma

Uncertainties in Direct Neutron Capture Calculations Due to Nuclear Structure Models

NUCLEAR REACTIONS 124,126,128,130,132,134,136,138,140,142,144Sn(n, γ), E(cm)=30 keV; calculated capture σ; deduced accuracy of models far from stability. Optical potential, several models compared.

doi: 10.1016/S0375-9474(97)00265-0
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1997SC20      Nucl.Phys. A621, 417c (1997)

H.Schatz, A.Aprahamian, B.A.Brown, J.Gorres, H.Herndl, K.-L.Kratz, P.Moller, B.Pfeiffer, T.Rauscher, J.F.Rembges, F.-K.Thielemann, M.Wiescher, L.van Wormer

The Endpoint of the rp-Process

NUCLEAR STRUCTURE A=50-100; analyzed rp-process endpoint associated X-ray bursts related features; deduced mass=80-100 region production enhancement. Large nuclear reaction network.

doi: 10.1016/S0375-9474(97)00283-2
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1996DO23      Phys.Rev. C54, 2894 (1996)

T.Dorfler, W.-D.Schmidt-Ott, T.Hild, T.Mehren, W.Bohmer, P.Moller, B.Pfeiffer, T.Rauscher, K.-L.Kratz, O.Sorlin, V.Borrel, S.Grevy, D.Guillemaud-Mueller, A.C.Mueller, F.Pougheon, R.Anne, M.Lewitowicz, A.Ostrowsky, M.Robinson, M.G.Saint-Laurent

Neutron-Rich Isotopes 54-57Ti

RADIOACTIVITY 54,55,56,57Ti, 58,59,60Cr(β-) [from 9Be(65Cu, X), E=64.5 MeV/nucleon]; measured Eβ, Iβ, βγ-coin, Eγ, Iγ. 54,55,56,57Ti deduced T1/2, Qβ. 54,55,56,57V levels deduced β-branching. Quasi-RPA predictions comparisons.

NUCLEAR REACTIONS 9Be(65Cu, X), E=64.5 MeV/nucleon; measured energy loss vs fragments tof, mass distributions.

NUCLEAR STRUCTURE 54,55,56,57V; calculated levels, Iβ, Gamow-Teller feedings. Quasi-RPA theory.

doi: 10.1103/PhysRevC.54.2894
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1996IW01      Nucl.Phys. A605, 334 (1996)

A.Iwamoto, P.Moller

Nuclear Deformation and Sub-Barrier Fusion Cross Sections

NUCLEAR REACTIONS, ICPND 154Sm(32S, X), E(cm)=110-140 MeV; 154Sm(α, X), E(cm)=12-25 MeV; 154Sm(12C, X), E(cm)=42-60 MeV; 154Sm(16O, X), E(cm)=54-70 MeV; 154Sm(28Si, X), E(cm)=90-130 MeV; 154Sm(40Ar, X), E(cm)=110-150 MeV; 186W(16O, X), E(cm)=65-90 MeV; 238U(16O, X), E(cm)=75-115 MeV; calculated fusion σ(E), potential energy surfaces.

doi: 10.1016/0375-9474(96)00155-8
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1996PF03      Acta Phys.Pol. B27, 475 (1996)

B.Pfeiffer, K.-L.Kratz, J.Dobaczewski, P.Moller

Calculation of Decay Properties of Very Neutron-Rich Nuclei with a Modified Nilsson Potential

NUCLEAR STRUCTURE A=107-129; analyzed β-decay T1/2, neutron emission probabilities for Sr to Cd isotopes. Quasiparticle RPA.

1995HU06      Phys.Lett. 347B, 198 (1995)

F.Humbert, T.Nilsson, W.Schwab, M.Zinser, Th.Blaich, M.J.G.Borge, L.V.Chulkov, Th.W.Elze, H.Emling, B.Franzke, H.Freiesleben, H.Geissel, K.Grimm, D.Guillemaud-Mueller, P.G.Hansen, R.Holzmann, H.Irnich, L.Johannsen, B.Jonson, J.G.Keller, O.Klepper, H.Klingler, J.V.Kratz, R.Kulessa, D.Lambrecht, Y.Leifels, A.Magel, M.Mohar, A.C.Mueller, G.Munzenberg, P.Moller, F.Nickel, G.Nyman, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, B.M.Sherrill, H.Simon, K.Stelzer, J.Stroth, O.Tengblad, W.Trautmann, E.Wajda, E.Zude

Longitudinal and Transverse Momentum Distributions of 9Li Fragments from Break-Up of 11Li

NUCLEAR REACTIONS C, 27Al, Pb(11Li, X), E=280 MeV/nucleon; measured 9Li transverse longitudinal momentum distributions following 11Li breakup, two-neutron removal σ.

doi: 10.1016/0370-2693(95)00072-S
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1995IW03      Nucl.Phys. A596, 329 (1995)

A.Iwamoto, P.Moller, J.R.Nix, H.Sagawa

Collisions of Deformed Nuclei: A path to the far side of the superheavy island

NUCLEAR REACTIONS, ICPND 154Sm(16O, X), E(cm) ≈ 55-70 MeV; calculated fusion σ(E), potential energy surface; deduced colliding nuclei deformation, orientation role.

RADIOACTIVITY 288Og(α) [from 186W(104Ru, X), E=362.3 MeV]; 300122, 301122(α) [from 186W(116Cd, X), E=398 MeV]; 293Lv(α) [from 248Cm(48Ca, X), E=212.56 MeV]; 294120(α) [from 186W(110Pd, X), E=376.2 MeV]; calculated Q(α).

doi: 10.1016/0375-9474(95)00394-0
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1995MO29      At.Data Nucl.Data Tables 59, 185 (1995)

P.Moller, J.R.Nix, W.D.Myers, W.J.Swiatecki

Nuclear Ground-State Masses and Deformations

NUCLEAR STRUCTURE A=16-339; calculated mass excess, ground state deformations. Finite-range droplet macroscopic, folded-Yukawa single particle microscopic models.

doi: 10.1006/adnd.1995.1002
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1995NI04      Nucl.Phys. A583, 795c (1995)

T.Nilsson, F.Humbert, W.Schwab, M.Zinser, Th.Blaich, M.J.G.Borge, L.V.Chulkov, H.Eickhoff, Th.W.Elze, H.Emling, B.Franzke, H.Freiesleben, H.Geissel, K.Grimm, D.Guillemaud-Mueller, P.G.Hansen, R.Holzmann, H.Irnich, L.Johannsen, B.Jonson, J.G.Keller, O.Klepper, H.Klingler, J.V.Kratz, R.Kulessa, D.Lambrecht, Y.Leifels, A.Magel, M.Mohar, E.F.Moore, A.C.Mueller, G.Munzenberg, P.Moller, F.Nickel, G.Nyman, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, B.M.Sherrill, H.Simon, K.Stelzer, J.Stroth, O.Tengblad, W.Trautmann, E.Wajda, E.Zude, and the S034 Collaboration

Dissociation of 8He into 6He + n + X at 240 MeV/u

NUCLEAR REACTIONS C, Pb(8He, X), E=240 MeV/nucleon; measured (6He+n) projectile breakup, product transverse momentum distribution.

doi: 10.1016/0375-9474(94)00760-K
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1994AN12      Nucl.Phys. A575, 125 (1994)

R.Anne, R.Bimbot, S.Dogny, H.Emling, D.Guillemaud-Mueller, P.G.Hansen, P.Hornshoj, F.Humbert, B.Jonson, M.Keim, M.Lewitowicz, P.Moller, A.C.Mueller, R.Neugart, T.Nilsson, G.Nyman, F.Pougheon, K.Riisager, M.-G.Saint-Laurent, G.Schrieder, O.Sorlin, O.Tengblad, K.Wilhelmsen Rolander

Exclusive and Restricted-Inclusive Reactions Involving the 11Be One-Neutron Halo

NUCLEAR REACTIONS 9Be, Ti, 197Au(11Be, X), E=41 MeV/nucleon; measured inclusive, exclusive σ(θn) up to 97°; double-differential σ(θ, En) near 0°, integral σ(10Be) following projectile breakup. Analysis in terms of Coulomb, Serber and diffractive mechanisms.

doi: 10.1016/0375-9474(94)90142-2
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1994MO13      Nucl.Phys. A575, 381 (1994); Erratum Nucl.Phys. A577, 833 (1994)

P.Moller, A.Iwamoto

Macroscopic Potential-Energy Surfaces for Arbitrarily Oriented, Deformed Heavy Ions

NUCLEAR REACTIONS 154Sm, 184W(16O, X), 24Mg(24Mg, X), 236U(α, X), 248Cm(48Ca, X), E not given; calculated potential energy surfaces related to light particle emission. Finite-range liquid drop model, arbitrarily oriented, deformed heavy ions.

doi: 10.1016/0375-9474(94)90197-X
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1994MO31      J.Phys.(London) G20, 1681 (1994)

P.Moller, J.R.Nix

Stability of Heavy and Superheavy Elements

NUCLEAR STRUCTURE 260Rf, 258No, 260,259Md, 258Fm; compiled, reviewed fission fragment mass, kinetic energy distribution data. Z=70-130; N=110-190; compiled, reviewed ground state microscopic corrections, α-decay T1/2, β-decay Gamow-Teller component information, Qα, Qβ, many other aspects, other nuclei; deduced heavy, superheavy elements stability features.

doi: 10.1088/0954-3899/20/11/003
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