NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = E.Vigezzi Found 134 matches. Showing 1 to 100. [Next]2024BA10 Nuovo Cim. C 47, 23 (2024) F.Barranco, G.Potel, E.Vigezzi Giant Pairing Vibration in the continuum beyond RPA NUCLEAR REACTIONS 12C(18O, 16O)14C, E=84, 275 MeV; calculated two-neutron separation energy, pairing strength functions, J, π using the particle-particle Random Phase Approximation (RPA); deduced giant pairing vibrations (GPV), the equivalent of the well-known Giant Resonances (GR) in the particle-hole channel.
doi: 10.1393/ncc/i2024-24023-2
2024BA11 Nuovo Cim. C 47, 27 (2024) F.Barranco, G.Potel, E.Vigezzi The nuclear Josephson effect and γ-ray emission NUCLEAR REACTIONS 116Sn(60Ni, 61Ni)115Sn, 116Sn(60Ni, 62Ni)114Sn, E(cm)=140.60-167.95 MeV; analyzed available data; deduced σ(θ), σ(θ, E), coherence lengths, the quasielastic process in which a Cooper pair is transferred back and forth between the two superfluid nuclei, nuclear Josephson effect.
doi: 10.1393/ncc/i2024-24027-x
2023KL02 Phys.Rev. C 108, 035808 (2023) P.Klausner, F.Barranco, P.M.Pizzochero, X.Roca-Maza, E.Vigezzi Microscopic calculation of the pinning energy of a vortex in the inner crust of a neutron star
doi: 10.1103/PhysRevC.108.035808
2023MA20 Phys.Rev. C 107, 044311 (2023) F.Marino, G.Colo, X.Roca-Maza, E.Vigezzi Perturbed nuclear matter studied within density functional theory with a finite number of particles
doi: 10.1103/PhysRevC.107.044311
2022BR07 Phys.Rev. C 105, L061602 (2022) R.A.Broglia, F.Barranco, G.Potel, E.Vigezzi Transient Joule- and (ac) Josephson-like photon emission in one- and two- nucleon tunneling processes between superfluid nuclei: Blackbody and coherent spectral functions
doi: 10.1103/PhysRevC.105.L061602
2022LI14 Phys.Rev. C 105, 034309 (2022) A.Liardi, F.Marino, G.Colo, X.Roca-Maza, E.Vigezzi Complete solution to the inverse Kohn-Sham problem: From the density to the energy NUCLEAR STRUCTURE 16O; calculated neutron density, self-consistent potentials, kinetic energies, total energies. Comparison between inverse Kohn-Sham and constrained Hartree-Fock calculations. Proposed complete solution of the inverse Kohn-Sham density functional theory problem. Discussed possible applications of the proposed method to ab-initio calculations.
doi: 10.1103/PhysRevC.105.034309
2021MA52 Phys.Rev. C 104, 024315 (2021) F.Marino, C.Barbieri, A.Carbone, G.Colo, A.Lovato, F.Pederiva, X.Roca-Maza, E.Vigezzi Nuclear energy density functionals grounded in ab initio calculations NUCLEAR STRUCTURE 16O, 34Si, 36S, 36,40,48,52Ca, 90Zr, 132Sn, 208Pb; calculated energies per nucleon and charge radii by ab initio computation of equations of state (EoSs) of symmetric nuclear and pure neutron matter using the chiral NNLOsat-based nuclear energy density functional (EDF), and the phenomenological AV4+UIXc Hamiltonians. Comparison with experimental data. Discussed practical and systematic way to merge ab initio nuclear theory and density functional theory.
doi: 10.1103/PhysRevC.104.024315
2021PO02 Phys.Rev. C 103, L021601 (2021) G.Potel, F.Barranco, E.Vigezzi, R.A.Broglia Quantum entanglement in nuclear Cooper-pair tunneling with γ rays
doi: 10.1103/PhysRevC.103.L021601
2020AC03 Phys.Rev. C 101, 024315 (2020) G.Accorto, P.Brandolini, F.Marino, A.Porro, A.Scalesi, G.Colo, X.Roca-Maza, E.Vigezzi First step in the nuclear inverse Kohn-Sham problem: From densities to potentials NUCLEAR STRUCTURE 40Ca, 208Pb; calculated neutron and proton densities, Kohn-Sham (KS) potentials for neutrons and protons using an iterative procedure of van Leeuwen and Baerends (vLB) and the constrained variational (CV) procedure for the density functional theory (DFT). Inversion methods for the inverse Kohn-Sham (KS) problem, based on Hohenberg-Kohn theorems(HKTs). Comparison with experimental densities.
doi: 10.1103/PhysRevC.101.024315
2020BA16 Phys.Rev. C 101, 031305 (2020) F.Barranco, G.Potel, E.Vigezzi, R.A.Broglia 9Li(d, p) reaction as a specific probe of 10Li, the paradigm of parity-inverted nuclei around the N=6 closed shell NUCLEAR STRUCTURE 10Li, 11Be, 12B, 13C; calculated levels, J, π using the bare mean-field and continuum spectroscopy self-energy techniques. Comparison with available experimental data. NUCLEAR REACTIONS 9Li(d, p)10Li, E=21.4, 100 MeV; calculated total and partial differential σ(E) using renormalized nuclear field theory and the induced reaction surrogate formalism. Comparison with experimental values. Discussion of mechanism responsible for parity inversion in 10Li.
doi: 10.1103/PhysRevC.101.031305
2020RO25 Eur.Phys.J. A 56, 289 (2020) M.Rocchini, A.Nannini, G.Benzoni, E.Vigezzi, B.Melon, P.R.John, S.Bottoni, S.Ceruti, R.Avigo, P.Sona, C.A.Ur, D.Bazzacco, N.Blasi, G.Bocchi, A.Bracco, F.Camera, S.Capra, F.C.L.Crespi, E.R.Gamba, G.Georgiev, A.Giaz, A.Gottardo, S.Leoni, R.Menegazzo, D.Mengoni, C.Michelagnoli, B.Million, V.Modamio, A.I.Morales, D.R.Napoli, M.Ottanelli, L.Pellegri, A.Perego, J.J.Valiente-Dobon, O.Wieland g factor of the 12+ K-isomer in 174W NUCLEAR REACTIONS 162Dy(16O, 4n), E=84 MeV; measured reaction products, Eγ, Iγ, γ-γ-coin.; deduced γ-ray energies, isomeric state modulation ratio, g-factor and T1/2 of K isomer. Comparison with Nilsson model calculations. The time-differential perturbed angular distribution technique, Tandem-XTU at the INFN Legnaro National Laboratories.
doi: 10.1140/epja/s10050-020-00298-3
2019AL34 Eur.Phys.J. A 55, 221 (2019) N.Alamanos, R.A.Broglia, E.Vigezzi Topical Issue on Giant, Pygmy, Pairing Resonances and Related Topics
doi: 10.1140/epja/i2019-12966-0
2019BA37 Eur.Phys.J. A 55, 104 (2019) F.Barranco, G.Potel, E.Vigezzi, R.A.Broglia Radioactive beams and inverse kinematics: Probing the quantal texture of the nuclear vacuum
doi: 10.1140/epja/i2019-12772-8
2019BR18 Phys.Scr. 94, 114002 (2019) R.A.Broglia, F.Barranco, A.Idini, G.Potel, E.Vigezzi Pygmy resonances: what's in a name?
doi: 10.1088/1402-4896/ab2431
2019BR20 Eur.Phys.J. A 55, 243 (2019) R.A.Broglia, F.Barranco, G.Potel, E.Vigezzi Characterization of vorticity in pygmy resonances and soft-dipole modes with two-nucleon transfer reactions
doi: 10.1140/epja/i2019-12789-y
2018NI08 Phys.Lett. B 780, 325 (2018) Y.F.Niu, Z.M.Niu, G.Colo, E.Vigezzi Interplay of quasiparticle-vibration coupling and pairing correlations on β-decay half-lives RADIOACTIVITY 68,70,72,74,76,78,80,82,84,86Ni, 130,132,134,136,138,140,142,144,146Sn(β-); calculated neutron and proton single-particle spectra, T1/2. Comparison with available data.
doi: 10.1016/j.physletb.2018.02.061
2017BA26 Phys.Rev.Lett. 119, 082501 (2017) F.Barranco, G.Potel, R.A.Broglia, E.Vigezzi Structure and Reactions of 11Be: Many-Body Basis for Single-Neutron Halo NUCLEAR REACTIONS 10Be(d, p), 2H(10Be, 11Be), E=107 MeV; calculated form factors, σ(θ). Framework of renormalized nuclear field theory in both configuration and 3D space, comparison with experimental data.
doi: 10.1103/PhysRevLett.119.082501
2017PO12 Phys.Rev. C 96, 034606 (2017) G.Potel, A.Idini, F.Barranco, E.Vigezzi, R.A.Broglia From bare to renormalized order parameter in gauge space: Structure and reactions NUCLEAR REACTIONS 120Sn(p, t), E=21 MeV; calculated differential σ(θ) and integrated absolute cross sections using BCS, HFB, and renormalized Nambu-Gorkov (NG) nuclear field theory (NFT) spectroscopic amplitudes with global optical parameters. Comparison with experimental data. Physical sum rule resulting from the intertwining of structure and reaction processes in the restoration of spontaneous symmetry breaking and associated emergent generalized rigidity in gauge space.
doi: 10.1103/PhysRevC.96.034606
2016BR15 Phys.Scr. 91, 063012 (2016) R.A.Broglia, P.F.Bortignon, F.Barranco, E.Vigezzi, A.Idini, G.Potel Unified description of structure and reactions: implementing the nuclear field theory program
doi: 10.1088/0031-8949/91/6/063012
2016NI17 Phys.Rev. C 94, 064328 (2016) Y.F.Niu, G.Colo, E.Vigezzi, C.L.Bai, H.Sagawa Quasiparticle random-phase approximation with quasiparticle-vibration coupling: Application to the Gamow-Teller response of the superfluid nucleus 120Sn NUCLEAR STRUCTURE 120Sn; calculated Gamow-Teller strength distributions with and without isoscalar pairing, and their cumulative sums using different configuration spaces, energies and reduced transition probabilities of the lowest phonons of different multipolarities, microscopic structure of the main Gamow-Teller peaks. Self-consistent quasiparticle random-phase approximation (QRPA) plus quasiparticle-vibration coupling (QPVC) model with Skyrme interactions. Comparison with experimental data from (3He, t) and (p, n) reactions.
doi: 10.1103/PhysRevC.94.064328
2015ID01 Phys.Rev. C 92, 031304 (2015) A.Idini, G.Potel, F.Barranco, E.Vigezzi, R.A.Broglia Interweaving of elementary modes of excitation in superfluid nuclei through particle-vibration coupling: Quantitative account of the variety of nuclear structure observables NUCLEAR STRUCTURE 119,120Sn; calculated pairing gaps, B(E2) for low lying states. Single-particle mean field calculations based on the associated collective motion (QRPA), and on their interweaving with the particle-vibration coupling. Comparison with experimental data. NUCLEAR REACTIONS 120,122Sn(p, t); 120Sn(d, p), (p, d); calculated σ(θ) distributions. Investigation of single-particle and collective components of the nuclear many-body wave function and associated couplings. Comparison with experimental data.
doi: 10.1103/PhysRevC.92.031304
2015NI11 Phys.Scr. 90, 114017 (2015) The Gamow-Teller excitation and its spreading mechanism NUCLEAR STRUCTURE 132Sn, 208Pb; calculated Gamow-Teller strength distributions. RPA and RPA+PVC models, using the Skyrme interactions SkM* and SGII.
doi: 10.1088/0031-8949/90/11/114017
2014CO20 Phys.Scr. 89, 054006 (2014) G.Colo, P.F.Bortignon, M.Brenna, X.Roca-Maza, E.Vigezzi, K.Moghrabi, M.Grasso, K.Mizuyama Progress in nuclear structure beyond the mean-field approximation NUCLEAR STRUCTURE 39,41Ca; calculated level density, spectroscopic factor, strength functions using nuclear density functional theory with particle-vibration coupling and other extensions. Compared with available data.
doi: 10.1088/0031-8949/89/5/054006
2014NI19 Phys.Rev. C 90, 054328 (2014) Gamow-Teller response and its spreading mechanism in doubly magic nuclei NUCLEAR STRUCTURE 48Ca, 78Ni, 132Sn, 208Pb; calculated low-lying phonon levels, J, π, B(E2), Gamow-Teller resonance (GT-) peak energies and FWHM, Gamow-Teller strength distributions B(GT), summed B(GT), single-neutron and proton spectra. Fully self-consistent Skyrme Hartree-Fock plus random phase approximation using Skyrme interactions SkI3, SkM*, SAMi, and SGII. Discussed microscopic coupling mechanism. Comparison with available experimental data.
doi: 10.1103/PhysRevC.90.054328
2014PO08 Phys.Atomic Nuclei 77, 941 (2014) G.Potel, A.Idini, F.Barranco, E.Vigezzi, R.A.Broglia Nuclear field theory predictions for 11Li and 12Be: Shedding light on the origin of pairing in nuclei NUCLEAR REACTIONS 1H(11Li, 9Li), E=33 MeV; 7Li(t, p), E=15 MeV; 10Be(t, p), E=17 MeV; 12Be(p, t), E(cm)=2-7 MeV; 10Be(p, t), E=7 MeV; calculated σ(θ). Comparison with experimental data.
doi: 10.1134/S106377881407014X
2013BO07 Acta Phys.Pol. B44, 457 (2013) S.Bottoni, G.Benzoni, S.Leoni, D.Montanari, A.Bracco, E.Vigezzi, F.Azaiez, L.Corradi, D.Bazzacco, E.Farnea, A.Gadea, S.Szilner, G.Pollarolo Reaction Dynamics and γ Spectroscopy of Ne Isotopes by the Heavy Ion Reaction 22Ne + 208Pb NUCLEAR REACTIONS 208Pb(22Ne, X)22Ne/23Ne/24Ne/21F, E=128 MeV; measured reaction products, Eγ, Iγ; deduced σ(θ), deformation parameters. Comparison with DWBA calculations, experimental data.
doi: 10.5506/APhysPolB.44.457
2013PO02 Phys.Rev. C 87, 054321 (2013) G.Potel, A.Idini, F.Barranco, E.Vigezzi, R.A.Broglia Quantitative study of coherent pairing modes with two-neutron transfer: Sn isotopes NUCLEAR REACTIONS 112,114,116,118,120,122,124Sn(p, t), E=21-26, 40 MeV; calculated two-nucleon transfer amplitudes, σ(θ) by DWBA. 130Sn(t, p), E(cm)=20 MeV; 132,134Sn(p, t), E(cm)=20, 26 MeV; calculated two-particle transfer differential cross sections. 100,132Sn; calculated RPA wavefunctions. Pairing rotations and vibrations. BCS plus quasiparticle random-phase approximation and Hartree-Fock mean field plus random-phase approximation. Comparison with experimental data.
doi: 10.1103/PhysRevC.87.054321
2013VA14 Phys.Rev. C 88, 034312 (2013) V.Vandone, S.Leoni, G.Benzoni, N.Blasi, A.Bracco, S.Brambilla, C.Boiano, S.Bottoni, F.Camera, A.Corsi, F.C.L.Crespi, A.Giaz, B.Million, R.Nicolini, L.Pellegri, A.Pullia, O.Wieland, D.Bortolato, G.de Angelis, E.Calore, A.Gottardo, G.Maron, D.R.Napoli, D.Rosso, E.Sahin, J.J.Valiente-Dobon, D.Bazzacco, M.Bellato, E.Farnea, S.Lunardi, R.Menegazzo, D.Mengoni, P.Molini, C.Michelagnoli, D.Montanari, F.Recchia, C.A.Ur, A.Gadea, T.Huyuk, N.Cieplicka, A.Maj, M.Kmiecik, A.Atac, S.Akkoyun, A.Kaskas, P.-A.Soderstrom, B.Birkenbach, B.Cederwall, P.J.Coleman-Smith, D.M.Cullen, P.Desesquelles, J.Eberth, A.Gorgen, J.Grebosz, H.Hess, D.Judson, A.Jungclaus, N.Karkour, P.Nolan, A.Obertelli, P.Reiter, M.D.Salsac, O.Stezowski, Ch.Theisen, M.Matsuo, E.Vigezzi Global properties of K hindrance probed by the γ decay of the warm rotating 174W nucleus NUCLEAR REACTIONS 128Te(50Ti, 4n)174W, E=217 MeV; measured Eγ, Iγ, γγ-coin, prompt and delayed γ spectra using AGATA array at LNL-INFN facility; deduced high-K rotational bands, ridges in γγ-coin matrix, K-hindrance. Fluctuation analysis of low-K and high-K bands, moments of inertia. Monte Carlo simulation of γ-decay flow. Role of K-mixing on discrete bands due to temperature effects. Comparison with microscopic shell-model calculations with two-body residual interaction.
doi: 10.1103/PhysRevC.88.034312
2012BA48 Prog.Theor.Phys.(Kyoto), Suppl. 196, 407 (2012) F.Barranco, R.A.Broglia, A.Idini, G.Potel, E.Vigezzi Dynamical Processes in the Structure of Halo Nuclei and Their Experimental Evidence NUCLEAR REACTIONS 1H(11Li, 9Li), E not given; analyzed experimental data. 9,11Li; deduced σ(θ), correlation between high polarizability and halo phenomena.
doi: 10.1143/PTPS.196.407
2012BO09 Phys.Rev. C 85, 064621 (2012) S.Bottoni, G.Benzoni, S.Leoni, D.Montanari, A.Bracco, F.Azaiez, S.Franchoo, I.Stefan, N.Blasi, F.Camera, F.C.L.Crespi, A.Corsi, B.Million, R.Nicolini, E.Vigezzi, O.Wieland, F.Zocca, L.Corradi, G.De Angelis, E.Fioretto, B.Guiot, N.Marginean, D.R.Napoli, R.Orlandi, E.Sahin, A.M.Stefanini, J.J.Valiente-Dobon, S.Aydin, D.Bazzacco, E.Farnea, S.Lenzi, S.Lunardi, P.Mason, D.Mengoni, G.Montagnoli, F.Recchia, C.Ur, F.Scarlassara, A.Gadea, A.Maj, J.Wrzesinski, K.Zuber, Zs.Dombradi, S.Szilner, A.Saltarelli, G.Pollarolo Reaction dynamics and nuclear structure of moderately neutron-rich Ne isotopes by heavy-ion reactions NUCLEAR REACTIONS 208Pb(22Ne, 22Ne), (22Ne, 23Ne), (22Ne, 21F), (22Ne, 20F), (22Ne, 23Na), (22Ne, 24Na), (22Ne, 25Na), (22Ne, 26Na), E=128 MeV; measured mass spectra of Ne, F and Na isotopes, total kinetic energy loss spectra (TKEL), elastic and one-nucleon transfer inelastic differential σ(θ), Eγ, Iγ, (particle)γ-coin using PRISMA-CLARA spectrometer at INFN facility; deduced deformation parameters, DWBA analysis of σ(θ) data. 21F, 22,23Ne; measured Eγ, Iγ, (particle)γ-coin; deduced levels, J, π. 208Pb(24Ne, 24Ne), E=182 MeV; analyzed σ(θ) data. Comparison with semiclassical and DWBA calculations. Evolution of the quadrupole deformation parameter along the Ne isotopic chain.
doi: 10.1103/PhysRevC.85.064621
2012ID01 Phys.Rev. C 85, 014331 (2012) A.Idini, F.Barranco, E.Vigezzi Quasiparticle renormalization and pairing correlations in spherical superfluid nuclei NUCLEAR STRUCTURE 119,120,121Sn; calculated state-dependent BCS pairing gaps, quasiparticle spectra, strength function and spectroscopic factors, single particle energies. Nuclear field theory (NFT), Dyson (Nambu-Gorkov) equations of a superfluid system with HF mean field produced by the SLy4 interaction, and coupling between quasiparticles and vibrations by QRPA calculation. Comparison with experimental data.
doi: 10.1103/PhysRevC.85.014331
2012MI20 Phys.Rev. C 86, 034318 (2012) Continuum particle-vibration coupling method in coordinate-space representation for finite nuclei NUCLEAR STRUCTURE 24O, 40Ca, 208Pb; calculated neutron single-particle energies, single-particle level densities, isoscalar (IS) and isovector (IV) strength functions for 2+, 3-, 4+ and 5- states, spectroscopic factors for one-nucleon transfer reactions, B(Λ) using the nuclear particle-vibration coupling (PVC) model. Comparison with experimental data.
doi: 10.1103/PhysRevC.86.034318
2012VI07 Prog.Theor.Phys.(Kyoto), Suppl. 196, 225 (2012) E.Vigezzi, F.Barranco, R.A.Broglia, A.Idini, G.Potel Two-Particle Transfer Cross Sections and Nuclear Superfluidity NUCLEAR REACTIONS 108,112,116,118,120,122,124Sn(p, t), E=21-26 MeV; calculated σ(θ), σ. DWBA calculations, comparison with available data.
doi: 10.1143/PTPS.196.225
2011ID01 J.Phys.:Conf.Ser. 312, 092032 (2011) A.Idini, F.Barranco, E.Vigezzi, R.A.Broglia Dyson treatment of NFT medium polarization processes in superfluid nuclei
doi: 10.1088/1742-6596/312/9/092032
2011PO11 Phys.Rev.Lett. 107, 092501 (2011) G.Potel, F.Barranco, F.Marini, A.Idini, E.Vigezzi, R.A.Broglia Calculation of the Transition from Pairing Vibrational to Pairing Rotational Regimes between Magic Nuclei 100Sn and 132Sn via Two-Nucleon Transfer Reactions NUCLEAR REACTIONS 132,134Sn(p, t), E(cm)=5.11-15.04 MeV; calculated two-particle transfer σ; deduced excitation and pairing vibrational spectra of closed shell 100,132Sn nuclei. Comparison with experimental data.
doi: 10.1103/PhysRevLett.107.092501
2011VI08 J.Phys.:Conf.Ser. 312, 092061 (2011) E.Vigezzi, G.Potel, F.Barranco, R.A.Broglia Effects which will not blur the message of the 1H (11Li, 9Li) 3H reaction: observation of phonon-exchange pairing correlations in nuclei NUCLEAR REACTIONS 1H(11Li, 9Li), E not given; re-analyzed published data of the same group using nuclear field theory of nuclear structure.
doi: 10.1088/1742-6596/312/9/092061
2010BA24 Phys.Rev. C 82, 015807 (2010) S.Baroni, A.Pastore, F.Raimondi, F.Barranco, R.A.Broglia, E.Vigezzi Finite-size effects and collective vibrations in the inner crust of neutron stars NUCLEAR STRUCTURE 176,506Sn, 498Zr; calculated levels, J, π, energies of single-particle orbitals, energies of 2+ and 3- collective excitations, and mean-field potentials Wigner-Seitz approximation. Relevance to collective excitations of nuclei in neutron stars.
doi: 10.1103/PhysRevC.82.015807
2010LO07 Phys.Rev. C 81, 064307 (2010) C.Losa, A.Pastore, T.Dossing, E.Vigezzi, R.A.Broglia Linear response of light deformed nuclei investigated by self-consistent quasiparticle random-phase approximation NUCLEAR STRUCTURE 20O, 24,25,26,34Mg, 48Ca; calculated potential energy curves, isoscalar and isovector strength functions, rms radii, deformations, pairing gaps, chemical potentials using self-consistent quasiparticle random-phase approximations (QRPA) in harmonic oscillator (HO) and in transformed harmonic oscillator (THO) HFB basis. Comparison with experimental data.
doi: 10.1103/PhysRevC.81.064307
2010PO08 Phys.Rev.Lett. 105, 172502 (2010) G.Potel, F.Barranco, E.Vigezzi, R.A.Broglia Evidence for Phonon Mediated Pairing Interaction in the Halo of the Nucleus 11Li NUCLEAR REACTIONS 1H(11Li, 9Li), E not given; analyzed reaction data; calculated wavefunctions, σ(θ); 11Li; deduced phonon mediated pairing.
doi: 10.1103/PhysRevLett.105.172502
2009LE16 Acta Phys.Pol. B40, 555 (2009) S.Leoni, G.Benzoni, N.Blasi, A.Bracco, S.Brambilla, F.Camera, A.Corsi, F.C.L.Crespi, P.Mason, B.Million, D.Montanari, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, Y.R.Shimizu, P.Bednarczyk, M.Castoldi, D.Curien, G.G.Duchene, B.Herskind, M.Kmiecik, A.Maj, W.Meczynski, J.Robin, J.Styczen, M.Zieblinski, K.Zuber, A.Zucchiatti Warm Nuclei: Nuclear Structure Effects on the Order-to-Chaos Transition Region
2009LE18 Phys.Rev. C 79, 064306 (2009) S.Leoni, G.Benzoni, N.Blasi, A.Bracco, F.Camera, A.Corsi, F.C.L.Crespi, P.Mason, B.Million, D.Montanari, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, Y.R.Shimizu, D.Curien, G.Duchene, J.Robin, P.Bednarczyk, M.Castoldi, B.Herskind, M.Kmiecik, A.Maj, W.Meczynski, J.Styczen, M.Zieblinski, K.Zuber, A.Zucchiatti Rotation and shape changes in 151Tb and 196Pb: Probes of nuclear structure and tunneling process in warm nuclei. I. Experimental analysis NUCLEAR REACTIONS 130Te(27Al, 6n)151Tb, E=155 MeV; 170Er(30Si, 4n)196Pb, E=148 MeV; measured Eγ, Iγ, γγ-coin, γ multiplicity, quasicontinuum γ-ray spectra; deduced Monte Carlo simulation of γ decay based on microscopically calculated levels, E2 decay probabilities, potential barriers between normal and superdeformed wells and collective mass parameters. 151Tb, 196Pb; deduced normal and superdeformed bands, and E1 strength functions. Comparison with cranked shell-model calculations.
doi: 10.1103/PhysRevC.79.064306
2009LE19 Phys.Rev. C 79, 064307 (2009) S.Leoni, G.Benzoni, N.Blasi, A.Bracco, F.Camera, A.Corsi, F.C.L.Crespi, P.Mason, B.Million, D.Montanari, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, Y.R.Shimizu, D.Curien, G.Duchene, J.Robin, P.Bednarczyk, M.Castoldi, B.Herskind, M.Kmiecik, A.Maj, W.Meczynski, J.Styczen, M.Zieblinski, K.Zuber, A.Zucchiatti Rotation and shape changes in 151Tb and 196Pb: Probes of nuclear structure and tunneling process in warm nuclei. II. Microscopic Monte Carlo simulation NUCLEAR STRUCTURE 151Tb, 196Pb; analyzed tunneling action S(E, spin), yrast normal-deformed and superdeformed states, γ decay intensity profiles as a function of spin, B(E1) and B(E2) strengths, dependence of intensity at the decay out of yrast SD bands, σ as a function of spin, spin entry distributions, level densities, population intensities and Eγ as a function of spin, excitation energies, E2 branching number as a function of excitation energy, number of discrete excited superdeformed bands, number of admixed states, B(E2) strength functions, strength functions for two consecutive E2 γ rays, and intensities of wide, narrow and discrete components of strength function as a function of spin. Monte Carlo simulation of γ decay of superdeformed nuclei with microscopically calculated levels using cranked shell-model calculations. Comparison with experimental data.
doi: 10.1103/PhysRevC.79.064307
2009PA19 Acta Phys.Pol. B40, 607 (2009) A.Pastore, F.Barranco, R.A.Broglia, E.Vigezzi Microscopic Calculation and Local Approximation of the Spatial Dependence of the Pairing Field with Bare and Induced Interaction
2008AV05 Nucl.Phys. A811, 378 (2008) P.Avogadro, F.Barranco, R.A.Broglia, E.Vigezzi Vortex-nucleus interaction in the inner crust of neutron stars
doi: 10.1016/j.nuclphysa.2008.07.010
2008LE21 Phys.Rev.Lett. 101, 142502 (2008) S.Leoni, G.Benzoni, N.Blasi, A.Bracco, S.Brambilla, F.Camera, A.Corsi, F.C.L.Crespi, P.Mason, B.Million, D.Montanari, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, Y.R.Shimizu, D.Curien, G.Duchene, J.Robin, P.Bednarczyk, M.Castoldi, B.Herskind, M.Kmiecik, A.Maj, W.Meczynski, J.Styczen, M.Zieblinski, K.Zuber, A.Zucchiatti Probing the Order-to-Chaos Region in Superdeformed 151Tb and 196Pb Nuclei with Continuum γ Transitions NUCLEAR REACTIONS 130Te(27Al, 6n), E=155 MeV; 170Er(30Si, 4n), E=148 MeV; measured Eγ, Iγ, γγ coin. Compared results to model calculations. Continuum γ transitions for Superdeformed nuclei.
doi: 10.1103/PhysRevLett.101.142502
2008LO01 Phys.Rev.Lett. 100, 102501 (2008) A.Lopez-Martens, T.Dossing, T.L.Khoo, M.Matsuo, B.Herskind, T.Lauritsen, M.P.Carpenter, R.V.F.Janssens, G.Hackman, I-Y.Lee, A.O.Macchiavelli, E.Vigezzi, K.Yoshida Motional Narrowing and Ergodic Bands in Excited Superdeformed States of 194Hg RADIOACTIVITY 194Hg; analyzed γ-ray spectra from decay of excited superdeformed states.
doi: 10.1103/PhysRevLett.100.102501
2008PA28 Phys.Rev. C 78, 024315 (2008) A.Pastore, F.Barranco, R.A.Broglia, E.Vigezzi Microscopic calculation and local approximation of the spatial dependence of the pairing field with bare and induced interactions
doi: 10.1103/PhysRevC.78.024315
2008TR06 Phys.Rev. C 77, 061304 (2008) Giant dipole resonance as a quantitative constraint on the symmetry energy NUCLEAR STRUCTURE 208Pb; calculated symmetry energy, enhancement factors.Compared to experimental giant dipole resonances. Skyrme functionals.
doi: 10.1103/PhysRevC.77.061304
2007AV01 Phys.Rev. C 75, 012805 (2007) P.Avogadro, F.Barranco, R.A.Broglia, E.Vigezzi Quantum calculation of vortices in the inner crust of neutron stars
doi: 10.1103/PhysRevC.75.012805
2007AV05 Nucl.Phys. A788, 130c (2007) P.Avogadro, F.Barranco, R.A.Broglia, E.Vigezzi Microscopic quantal calculation of the vortex-nucleus interaction in the inner crust of neutron stars
doi: 10.1016/j.nuclphysa.2007.01.058
2007BA40 Prog.Part.Nucl.Phys. 59, 467 (2007) S.Baroni, F.Barranco, P.F.Bortignon, R.A.Broglia, G.Colo, E.Vigezzi Correlation energy contribution to nuclear masses
doi: 10.1016/j.ppnp.2007.01.008
2007BA56 Phys.Atomic Nuclei 70, 1375 (2007) S.Baroni, F.Barranco, P.-F.Bortignon, R.A.Broglia, G.Colo, E.Vigezzi Binding energies and medium polarization effects NUCLEAR STRUCTURE A=16-214; calculated ground state, binding and correlation energies for even-even nuclei using HF approximation and by taking into account medium polarization effects associated with surface and pairing vibrations.
doi: 10.1134/S1063778807080091
2007BR14 Acta Phys.Pol. B38, 1129 (2007) R.A.Broglia, S.Baroni, F.Barranco, P.F.Bortignon, G.Potel, A.Pastore, E.Vigezzi, F.Marini Induced Pairing Interaction in Nuclei and in Neutron Stars
2006BA50 Phys.Rev. C 74, 024305 (2006) S.Baroni, F.Barranco, P.F.Bortignon, R.A.Broglia, G.Colo, E.Vigezzi Medium polarization isotopic effects on nuclear binding energies NUCLEAR STRUCTURE O, Si, S, Ar, Ca, Ti, Fe, Se, Kr, Sr, Zr, Mo, Sn, Te, Xe, Ba, Ce, Sm, Hg, Pb, Po; analyzed ground-state energies, medium polarization effects associated with collective surface and pairing vibrations.
doi: 10.1103/PhysRevC.74.024305
2006BR28 Phys.Scr. T125, 94 (2006) R.A.Broglia, F.Barranco, P.F.Bortignon, G.Colo, E.Vigezzi Pairing correlations in nuclei: bare, induced and effective interactions NUCLEAR STRUCTURE 120Sn; calculated pairing correlations, related features. Bare nucleon-nucleon interaction and induced interaction due to phonon exchange.
doi: 10.1088/0031-8949/2006/T125/021
2005BA99 Phys.Rev. C 72, 054314 (2005) F.Barranco, P.F.Bortignon, R.A.Broglia, G.Colo, P.Schuck, E.Vigezzi, X.Vinas Pairing matrix elements and pairing gaps with bare, effective, and induced interactions NUCLEAR STRUCTURE 120Sn; calculated state-dependent pairing gaps. Gogny force, bare, effective, and induced interactions.
doi: 10.1103/PhysRevC.72.054314
2005BE34 Phys.Lett. B 615, 160 (2005) G.Benzoni, A.Bracco, S.Leoni, N.Blasi, F.Camera, C.Grassi, B.Million, A.Paleni, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, T.Dossing, B.Herskind, G.B.Hagemann, J.Wilson, A.Maj, M.Kmiecik, G.Lo Bianco, C.M.Petrache, M.Castoldi, A.Zucchiati, G.De Angelis, D.Napoli, P.Bednarczyk, D.Curien Is the K-quantum number conserved in the order-to-chaos transition region? NUCLEAR REACTIONS 150Nd(18O, 5n), E=87, 93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced K-mixing features vs temperature in quasi-continuum spectra. Euroball array, fluctuation analysis, band-mixing calculations.
doi: 10.1016/j.physletb.2004.12.083
2005BR10 Nucl.Phys. A752, 227c (2005) A.Bracco, G.Benzoni, S.Leoni, N.Blasi, F.Camera, C.Grassi, B.Million, A.Paleni, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, T.Dossing, B.Herskind, G.B.Hagemann, J.Wilson, A.Maj, M.Kmiecik, G.Lo Bianco, C.M.Petrache, M.Castoldi, A.Zucchiati, G.De Angelis, D.Napoli, D.Curien, P.Bednarczyk Conservation of the K-quantum number in warm nuclei NUCLEAR REACTIONS 150Nd(18O, 5n), E=87, 93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced K-mixing features vs temperature in quasi-continuum spectra. Euroball array.
doi: 10.1016/j.nuclphysa.2005.02.038
2005BR11 Nucl.Phys. A752, 345c (2005) R.A.Broglia, F.Barranco, P.F.Bortignon, G.Colo, E.Vigezzi Particle-vibration coupling in halo nuclei NUCLEAR STRUCTURE 10,11Li, 11,12Be, 13C, 15O; calculated single-particle energies, polarization effects from particle-vibration coupling. 11,12Be; calculated spectroscopic factors. 11Li; calculated two-neutron separation energy, radius.
doi: 10.1016/j.nuclphysa.2005.02.043
2005DO06 J.Phys.(London) G31, 295 (2005) P.Donati, G.Gori, F.Barranco, R.A.Broglia, E.Vigezzi Effective pairing interaction induced by polarization effects in deformed nuclei NUCLEAR STRUCTURE 146,148,150,152,154Sm; calculated neutron pairing gap, single-particle levels, B(E2). 156,158,160Gd, 160,162,164Dy, 166,168,170Er; calculated pairing gaps. Effective pairing interaction induced by polarization effects.
doi: 10.1088/0954-3899/31/5/002
2005GO28 Phys.Rev. C 72, 011302 (2005) G.Gori, F.Ramponi, F.Barranco, P.F.Bortignon, R.A.Broglia, G.Colo, E.Vigezzi Attractive and repulsive contributions of medium fluctuations to nuclear superfluidity
doi: 10.1103/PhysRevC.72.011302
2005LE21 Acta Phys.Pol. B36, 1121 (2005) S.Leoni, G.Benzoni, A.Bracco, N.Blasi, F.Camera, C.Grassi, B.Million, A.Paleni, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, T.Dossing, B.Herskind, G.B.Hagemann, J.Wilson, A.Maj, M.Kmiecik, G.Lo Bianco, C.M.Petrache, M.Castoldi, A.Zucchiati, G.De Angelis, D.Napoli, P.Bednarczyk, D.Curien Warm rotating nuclei: damping mechanism and the order-to-chaos transition NUCLEAR REACTIONS 150Nd(18O, 5n), E=87, 93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced compound and rotational damping widths, dependence on K-quantum number, order-to-chaos transition. Euroball array.
2005LE35 Phys.Rev. C 72, 034307 (2005) S.Leoni, G.Benzoni, A.Bracco, N.Blasi, F.Camera, C.Grassi, P.Mason, B.Million, A.Paleni, M.Pignanelli, E.Vigezzi, O.Wieland, M.Matsuo, T.Dossing, B.Herskind, G.B.Hagemann, J.Wilson, A.Maj, M.Kmiecik, G.Lo Bianco, C.M.Petrache, M.Castoldi, A.Zucchiatti, G.de Angelis, D.R.Napoli, P.Bednarczyk, D.Curien Damping mechanisms and order-to-chaos transition in the warm rotating 163Er nucleus NUCLEAR REACTIONS 150Nd(18O, 5n), E=87, 93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced quasi-continuum high-spin spectra, rotational bands excitation energy, compound and rotational damping widths vs K-quantum number, order-to-chaos transition features. Euroball array, comparison with model predictions.
doi: 10.1103/PhysRevC.72.034307
2005VI06 Nucl.Phys. A752, 600c (2005) E.Vigezzi, F.Barranco, R.A.Broglia, G.Colo, G.Gori, F.Ramponi Pairing correlations in the inner crust of neutron stars
doi: 10.1016/j.nuclphysa.2005.02.062
2004BA59 Eur.Phys.J. A 21, 57 (2004) F.Barranco, R.A.Broglia, G.Colo, G.Gori, E.Vigezzi, P.F.Bortignon Many-body effects in nuclear structure NUCLEAR STRUCTURE 120Sn; calculated levels, J, π, state-dependent pairing gap.
doi: 10.1140/epja/i2003-10185-0
2004BA85 J.Phys.(London) G30, 1353 (2004) S.Baroni, M.Armati, F.Barranco, R.A.Broglia, G.Colo, G.Gori, E.Vigezzi Correlation energy contribution to nuclear masses NUCLEAR STRUCTURE 40,42,44,46,48Ca, 204,206,208,210,212Pb; calculated ground-state correlation energies associated with collective surface and pairing vibrations, contribution to nuclear masses.
doi: 10.1088/0954-3899/30/10/002
2004BO36 Yad.Fiz. 67, 1667 (2004); Phys.Atomic Nuclei 67, 1640 (2004) P.F.Bortignon, F.Barranco, R.A.Broglia, G.Colo, E.Vigezzi Mean Field and Beyond in Nuclei Far from Stability Lines NUCLEAR STRUCTURE 120Sn; calculated state-dependent pairing gap, static quadrupole moment.
doi: 10.1134/1.1802350
2004BR17 Eur.Phys.J. A 20, 81 (2004) R.A.Broglia, F.Barranco, G.Colo, G.Gori, E.Vigezzi, P.F.Bortignon Pairing in exotic and in stable nuclei NUCLEAR STRUCTURE 10,11Li, 11,12Be; calculated single-particle energies, configurations, related features.
doi: 10.1140/epja/i2002-10326-y
2004GO06 Nucl.Phys. A731, 401 (2004) G.Gori, F.Ramponi, F.Barranco, R.A.Broglia, G.L.Colo, D.Sarchi, E.Vigezzi Excitation modes and pairing interaction in the inner crust of a neutron stars
doi: 10.1016/j.nuclphysa.2003.11.052
2004GO23 Phys.Rev. C 69, 041302 (2004) G.Gori, F.Barranco, E.Vigezzi, R.A.Broglia Parity inversion and breakdown of shell closure in Be isotopes NUCLEAR STRUCTURE 11,12Be; calculated binding energies, spectroscopic factors, neutron configurations.
doi: 10.1103/PhysRevC.69.041302
2004LE22 Phys.Rev.Lett. 93, 022501 (2004) S.Leoni, M.Matsuo, A.Bracco, G.Benzoni, N.Blasi, F.Camera, C.Grassi, B.Million, A.Paleni, M.Pignanelli, E.Vigezzi, O.Wieland, T.Dossing, B.Herskind, G.B.Hagemann, J.Wilson, A.Maj, M.Kmiecik, G.Lo Bianco, C.M.Petrache, M.Castoldi, A.Zucchiatti, G.De Angelis, D.Napoli, P.Bednarczyk, D.Curien Compound and Rotational Damping in Warm Deformed Rare-Earth Nuclei NUCLEAR REACTIONS 150Nd(18O, 5n), E=87, 93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced compound and rotational damping widths, dependence on K-quantum number. Euroball array.
doi: 10.1103/PhysRevLett.93.022501
2004MA38 Nucl.Phys. A736, 223 (2004) M.Matsuo, T.Dossing, A.Bracco, G.B.Hagemann, B.Herskind, S.Leoni, E.Vigezzi Violation and persistence of the K-quantum number in warm rotating nuclei NUCLEAR STRUCTURE 163Er; calculated rotational band energies, configurations, K-mixing vs excitation energy and angular momentum. Cranked mean-field approach.
doi: 10.1016/j.nuclphysa.2004.03.004
2004VI04 Eur.Phys.J. A 20, 101 (2004) E.Vigezzi, F.Barranco, R.A.Broglia, P.M.Pizzochero Superfluidity in the inner crust of neutron stars
doi: 10.1140/epja/i2002-10331-2
2003BO40 Nucl.Phys. A722, 379c (2003) P.F.Bortignon, F.Barranco, R.A.Broglia, G.Colo, G.Gori, E.Vigezzi Collective aspects of pairing interaction in nuclei
doi: 10.1016/S0375-9474(03)01393-9
2003CO23 Acta Phys.Pol. B34, 2175 (2003) G.Colo, P.f.Bortignon, D.Sarchi, E.Vigezzi Mean field plus particle-vibration coupling in stable and exotic nuclei NUCLEAR STRUCTURE 132Sn; calculated single-particle states. 22O; calculated photoabsorption σ, particle-vibration coupling effects. 120,122,124,126,128,130,132,134Sn; calculated level energies, B(E2), B(E3). Self-consistent mean-field approach.
2003GI09 Nucl.Phys. A726, 3 (2003) G.Giambrone, S.Scheit, F.Barranco, P.F.Bortignon, G.Colo, D.Sarchi, E.Vigezzi Collective excitations in superfluid nuclei with finite-range interactions NUCLEAR STRUCTURE 16,17,18,19,20,21,22,23,24,26O, 56,58,60,62,64,66,68Ni, 100,102,112,116,120,124,130,132Sn; calculated binding energies, radii, density, pairing energy, transitions B(E2). 56,58,60,62,64,66,68Ni, 112,116,120,124Sn; calculated GQR energy, strength distributions. Quasiparticle RPA, Gogny force, comparison with data.
doi: 10.1016/S0375-9474(03)01602-6
2003VI12 Acta Phys.Pol. B34, 2185 (2003) E.Vigezzi, F.Barranco, R.A.Broglia, P.M.Pizzochero Neutron superfluidity and the cooling of neutron stars
2002GI06 Phys.Rev. C65, 041304 (2002) N.Giovanardi, F.Barranco, R.A.Broglia, E.Vigezzi Surface Effects in Nuclear Cooper Pair Formation NUCLEAR STRUCTURE A=10-260; calculated pairing gap; deduced surface effects. Comparisons with data.
doi: 10.1103/PhysRevC.65.041304
2002TE01 Nucl.Phys. A697, 127 (2002) J.Terasaki, F.Barranco, R.A.Broglia, E.Vigezzi, P.F.Bortignon Solution of the Dyson Equation for Nucleons in the Superfluid Phase
doi: 10.1016/S0375-9474(01)01239-8
2002TE13 Prog.Theor.Phys.(Kyoto) 108, 495 (2002) J.Terasaki, F.Barranco, E.Vigezzi, R.A.Broglia, P.F.Bortignon Effect of Particle-Phonon Coupling on Pairing Correlations in Finite Systems - The Atomic Nucleus - NUCLEAR STRUCTURE 120Sn; calculated pairing gaps, spectral functions, particle-phonon coupling effects.
doi: 10.1143/PTP.108.495
2001BA89 Eur.Phys.J. A 11, 385 (2001) F.Barranco, P.F.Bortignon, R.A.Broglia, G.Colo, E.Vigezzi The Halo of the Exotic Nucleus 11Li: A single Cooper pair NUCLEAR STRUCTURE 11Li; calculated levels, J, π, wave functions, configurations. Halo nuclei, BCS model.
doi: 10.1007/s100500170050
2001DO04 Nucl.Phys. A682, 439c (2001) T.Dossing, B.Herskind, M.Matsuo, S.Leoni, A.Bracco, E.Vigezzi, R.A.Broglia Coupling between Thermal and Rotational Motion in Nuclei NUCLEAR STRUCTURE 168Yb; analyzed γγ-coin data; deduced features of thermally excited rotational bands.
doi: 10.1016/S0375-9474(00)00671-0
2001DO15 Acta Phys.Pol. B32, 2565 (2001) T.Dossing, B.Herskind, A.Maj, M.Matsuo, E.Vigezzi, A.Bracco, S.Leoni, R.A.Broglia Gamma-Ray Strength Functions in Thermally Excited Rotating Nuclei NUCLEAR STRUCTURE 168Hf; analyzed excited rotational bands γγ-coin, strength functions. Comparison with cranked mean-field calculations.
2001GO11 Acta Phys.Pol. B32, 767 (2001) G.Gori, R.A.Broglia, F.Barranco, G.Colo, E.Vigezzi, P.F.Bortignon, J.Terasaki Induced Pairing Interaction in Nuclei NUCLEAR STRUCTURE 106,108,110,112,114Cd; calculated pairing interaction features, role of low-lying collective surface vibrations.
2001LE04 Phys.Lett. 498B, 137 (2001) S.Leoni, A.Bracco, F.Camera, B.Million, A.Algora, A.Axelsson, G.Benzoni, M.Bergstrom, N.Blasi, M.Castoldi, S.Frattini, A.Gadea, B.Herskind, M.Kmiecik, G.Lo Bianco, A.Maj, J.Nyberg, M.Pignanelli, J.Styczen, E.Vigezzi, M.Zieblinski, A.Zucchiatti Quantum Tunneling of the Excited Rotational Bands in the Superdeformed Nucleus 143Eu NUCLEAR REACTIONS 110Pd(37Cl, 4n), E=165, 170 MeV; measured Eγ, Iγ, γγ-coin, DSA. 143Eu deduced T1/2, transition quadrupole moments for excited superdeformed bands, number of bands, decay-out properties. Comparison with cranked mean-field calculations.
doi: 10.1016/S0370-2693(00)01367-8
2000BR22 Nucl.Phys. A673, 64 (2000) A.Bracco, S.Frattini, S.Leoni, F.Camera, B.Million, N.Blasi, G.Falconi, G.Lo Bianco, M.Pignanelli, E.Vigezzi, B.Herskind, M.Bergstrom, P.Varmette, S.Tormanen, A.Maj, M.Kmiecik, D.R.Napoli, M.Matsuo The Rotational γ-Continuum in the Mass Region A ≈ 110 NUCLEAR REACTIONS 54Cr(64Ni, 4n), (64Ni, 2nα), E=230-270 MeV; measured Eγ, Iγ, γγ-coin, DSA. 112Sn, 114Te deduced high-spin quasicontinuum collectivity, related features. Fluctuation analysis.
doi: 10.1016/S0375-9474(00)00149-4
2000BR49 Phys.Scr. T88, 173 (2000) R.A.Broglia, G.Colo, F.Barranco, G.Gori, E.Vigezzi, J.Terasaki, P.F.Bortignon, N.Breda Pairing in Finite Systems: Nuclei and Fullerenes
doi: 10.1238/Physica.Topical.088a00173
2000LE17 Nucl.Phys. A671, 71 (2000) S.Leoni, T.Dossing, A.Bracco, S.Frattini, G.Montingelli, E.Vigezzi, M.Bergstrom, G.B.Hagemann, B.Herskind, M.Matsuo Covariance Analysis of Selection Rules Governing the γ-Decay Cascades of the Rotational Nucleus 164Yb NUCLEAR REACTIONS 138Ba(30Si, 4n), E=140, 145, 150, 155 MeV; measured Eγ, Iγ, γγ-coin. 164Yb deduced high-spin levels continuum feeding properties. Eurogam II array. Covariance analysis of quasicontinuum coincidence spectra.
doi: 10.1016/S0375-9474(99)00842-8
1999BA78 Phys.Rev.Lett. 83, 2147 (1999) F.Barranco, R.A.Broglia, G.Gori, E.Vigezzi, P.F.Bortignon, J.Terasaki Surface Vibrations and the Pairing Interaction in Nuclei NUCLEAR STRUCTURE 120Sn; calculated state-dependent pairing gap. Ca, Ti, Sn; calculated average neutron pairing gaps; deduced role of surface vibration induced pairing interaction. Comparisons with data.
doi: 10.1103/PhysRevLett.83.2147
1999DO09 Nucl.Phys. A649, 370c (1999) T.Dossing, B.Herskind, G.B.Hagemann, A.Harsmann, S.Tormanen, S.Odegard, M.Matsuo, E.Vigezzi, R.A.Broglia Interacting Excited Rotational Bands NUCLEAR STRUCTURE 163Er; calculated rotational bands levels, configurations. 163Er, 162,163Tm, 164Lu; calculated interaction matrix elements between rotational bands. A=160-174; calculated level spacing distributions. Cranked mean-field approach.
doi: 10.1016/S0375-9474(99)00086-X
1999FR37 Phys.Rev.Lett. 83, 5234 (1999) S.Frattini, A.Bracco, S.Leoni, F.Camera, B.Million, N.Blasi, G.Lo Bianco, M.Pignanelli, E.Vigezzi, B.Herskind, T.Dossing, M.Bergstrom, P.Varmette, S.Tormanen, A.Maj, M.Kmiecik, D.R.Napoli, M.Matsuo Unresolved γ Rays in 114Te: Mass dependence of rotational damping NUCLEAR REACTIONS 54Cr(64Ni, 4n), E=230-270 MeV; measured Eγ, Iγ, γγ-coin. 114Te deduced high-spin quasicontinuum moment of inertia, rotational damping width. Euroball array. Fluctuation analysis, cranked mean-field calculations. NUCLEAR STRUCTURE 114Te, 164,168Yb; analyzed γγ-coin data; deduced mass scaling of rotational damping width. Fluctuation analysis, cranked mean-field calculations.
doi: 10.1103/PhysRevLett.83.5234
1999LE12 Eur.Phys.J. A 4, 229 (1999) S.Leoni, A.Bracco, T.Dossing, B.Herskind, J.C.Lisle, M.Matsuo, E.Vigezzi, J.Wrzesinski Multistep Rotational Energy Correlations Probed by High Fold γ Coincidence Data NUCLEAR REACTIONS 124Sn(48Ca, 4n), E=210 MeV; measured Eγ, Iγ, γγ-coin. 168Yb deduced number of discrete rotational bands, residual interaction strength. Eurogam I array, fluctuation analysis. Cranked shell model calculations.
doi: 10.1007/s100500050224
1999LE20 Nucl.Phys. A649, 361c (1999) S.Leoni, A.Bracco, S.Frattini, G.Montingelli, E.Vigezzi, T.Dossing, B.Herskind, M.Matsuo Experimental Study of the Nuclear Rotational Motion with Statistical Analysis Methods NUCLEAR REACTIONS 138Ba(30Si, 4n), E not given; measured Eγ, Iγ, γγ-coin. 164Yb deduced quasicontinuum correlation coefficients, band feeding features. Eurogam II array, fluctuation analysis. Comparison with model.
doi: 10.1016/S0375-9474(99)00085-8
1999MA37 Nucl.Phys. A649, 379c (1999) M.Matsuo, K.Yoshida, T.Dossing, E.Vigezzi, R.A.Broglia Microscopic Structure of Rotational Damping NUCLEAR STRUCTURE 114Te, 143Eu, 152Dy, 168Yb, 192Hg, 234U; calculated normal, superdeformed γ-γ correlation spectra; deduced rotational damping features. Cranked mean-field approach.
doi: 10.1016/S0375-9474(99)00087-1
1999MA85 Phys.Lett. 465B, 1 (1999) M.Matsuo, T.Dossing, B.Herskind, S.Leoni, E.Vigezzi, R.A.Broglia Spreading Width of Compound States Through Coincidence Spectra of Rotational Gamma-Rays NUCLEAR STRUCTURE 168Yb; calculated quasi-continuum high-spin states damping widths, related features. Microscopic cranked shell model.
doi: 10.1016/S0370-2693(99)01058-8
1998BA48 Phys.Rev. C58, 1257 (1998) F.Barranco, R.A.Broglia, H.Esbensen, E.Vigezzi Semiclassical Approximation to Neutron Star Superfluidity Corrected for Proximity Effects
doi: 10.1103/PhysRevC.58.1257
1997BA09 Phys.Lett. 390B, 13 (1997) F.Barranco, R.A.Broglia, H.Esbensen, E.Vigezzi Role of Finite Nuclei on the Pairing Gap of the Inner Crust of Neutron Stars
doi: 10.1016/S0370-2693(96)01373-1
1997LE20 Z.Phys. A358, 157 (1997) S.Leoni, P.Bosetti, A.Bracco, T.Dossing, B.Herskind, E.Vigezzi The Rotational Quasi-Continuum in Specific Configurations: High-K states and superdeformation NUCLEAR STRUCTURE 163Er; analyzed γγ-coin data; deduced quasicontinuum K quantum numbers. 143Eu; analyzed γγ-coin data; deduced superdeformed quasicontinuum damped rotational motion evidence. Fluctuation analysis.
doi: 10.1007/s002180050293
1997MA19 Nucl.Phys. A617, 1 (1997) M.Matsuo, T.Dossing, E.Vigezzi, R.A.Broglia, K.Yoshida Shell Model for Warm Rotating Nuclei NUCLEAR STRUCTURE 168Yb; calculated high-spin level densities, rotational bands characteristics, E2 transition strength distributions, branching numbers. Shell model approach, warm rotating nuclei, cranked Nilsson potential, surface delta interaction.
doi: 10.1016/S0375-9474(96)00489-7
1997MA36 Nucl.Phys. A620, 296 (1997) M.Matsuo, T.Dossing, E.Vigezzi, S.Aberg Level Statistics of Near-Yrast States in Rapidly Rotating Nuclei NUCLEAR STRUCTURE 160,161,162,163,164,165Dy, 162,163,164,165,166,167Er, 166,167,168,169,170,171,172,173Yb, 161,162,163,164,165,166Ho, 163,164,165,166,167,168Tm, 167,168,169,170,171,172,173,174Lu; analyzed high-spin level data; deduced nearest neighbor level spacing distribution related features. Cranked shell model.
doi: 10.1016/S0375-9474(97)00170-X
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