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NSR database version of April 11, 2024.

Search: Author = M.Pignanelli

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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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2007GA28      Acta Phys.Pol. B38, 1311 (2007)

A.Gadea, E.Sahin, J.J.Valiente-Dobon, A.Dewald, E.Farnea, G.De Angelis, M.Axiotis, D.R.Napoli, R.Orlandi, F.Della Vedova, E.Fioretto, L.Corradi, A.M.Stefanini, A.Latina, N.Marginean, S.Szilner, O.Moller, B.Melon, D.Bazzacco, S.Beghini, S.M.Lenzi, S.Lunardi, G.Montagnoli, R.Menegazzo, F.Scarlassara, C.Ur, N.A.Kondratiev, E.M.Kozulin, G.Benzoni, A.Bracco, S.Brambilla, F.Camera, S.Leoni, B.Million, M.Pignanelli, G.Pollarolo, M.Trotta, P.G.Bizzeti, A.M.Bizzeti-Sona, D.Curien, G.Duchene, T.Faul, R.Chapman, X.Liang, F.Azaiez, S.J.Freeman, B.J.Varley, V.Pucknell

Recent Results on Neutron-Rich Nuclei Spectroscopy with the CLARA - PRISMA Setup


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2005GA44      J.Phys.(London) G31, S1443 (2005)

A.Gadea, N.Marginean, L.Corradi, S.M.Lenzi, C.A.Ur, E.Farnea, G.de Angelis, E.Fioretto, D.R.Napoli, A.M.Stefanini, S.Szilner, M.Axiotis, B.R.Behera, A.Latina, C.Rusu, W.Zhimin, D.Bazzacco, S.Beghini, S.Lunardi, G.Montagnoli, R.Menegazzo, F.Scarlassara, F.Della Vedova, M.Nespolo, A.Bracco, F.Camera, S.Leoni, B.Million, M.Pignanelli, G.Pollarolo, M.Trotta, P.G.Bizzeti, A.M.Bizzeti-Sona, D.Curien, P.Medina, M.Chambit, R.Chapman, X.Liang, S.J.Freeman, A.Smith, B.J.Varley, V.Pucknell, R.Lemmon

The CLARA-PRISMA setup installed at LNL: first results

NUCLEAR REACTIONS 208Pb(90Zr, X)90Zr/92Zr/88Sr, E=560 MeV; 238U(64Ni, X)58Cr, E=400 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 58Cr, 90,92Zr, 88Sr deduced transitions. Clara array, mass separator.

doi: 10.1088/0954-3899/31/10/011
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2004MA33      Eur.Phys.J. A 20, 165 (2004)

A.Maj, M.Kmiecik, M.Brekiesz, J.Grebosz, W.Meczynski, J.Styczen, M.Zieblinski, K.Zuber, A.Bracco, F.Camera, G.Benzoni, B.Million, N.Blasi, S.Brambilla, S.Leoni, M.Pignanelli, O.Wieland, B.Herskind, P.Bednarczyk, D.Curien, J.P.Vivien, E.Farnea, G.De Angelis, D.R.Napoli, J.Nyberg, M.Kicinska-Habior, C.M.Petrache, J.Dudek, K.Pomorski

Search for the Jacobi shape transition in light nuclei

NUCLEAR REACTIONS 28Si(18O, X), E=105 MeV; measured Eγ, Iγ, (particle)γ-coin. 46Ti deduced GDR features, Jacobi shape transition in excited nucleus.

doi: 10.1140/epja/i2002-10345-8
Citations: PlumX Metrics


2003BE66      Acta Phys.Pol. B34, 2221 (2003)

G.Benzoni, A.Bracco, F.Camera, S.Leoni, B.Million, O.Wieland, N.Blasi, M.Pignanelli, A.Maj, M.Kmiecik, B.Herskind, G.B.Hagemann, J.Wilson, G.Lo Bianco, C.Petrache, M.Castoldi, A.Zucchiatti, G.De Angelis, D.Napoli, P.Bednarczyk, D.Curien

Study of K selection rules in warm rotating nuclei

NUCLEAR REACTIONS 150Nd(18O, 5n), E=87-93 MeV; measured Eγ, Iγ, γγ-coin. 163Er deduced excited rotational bands K-mixing features. Cranked shell model analysis.


2003CA14      Phys.Lett. B 560, 155 (2003)

F.Camera, A.Bracco, V.Nanal, M.P.Carpenter, F.Della Vedova, S.Leoni, B.Million, S.Mantovani, M.Pignanelli, O.Wieland, B.B.Back, A.M.Heinz, R.V.F.Janssens, D.Jenkins, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, B.McClintock, S.Mitsuoka, E.F.Moore, D.Seweryniak, R.H.Siemssen, R.J.Van Swol, D.Hofman, M.Thoennessen, K.Eisenman, P.Heckman, J.Seitz, R.Varner, M.Halbert, I.Dioszegi, A.Lopez-Martens

Radiative fusion from very symmetric reactions: the giant dipole resonance in the 179Au nucleus

NUCLEAR REACTIONS 89Y(90Zr, γ), (90Zr, xnyp), E=352 MeV; measured Eγ, Iγ, (recoil)γ-coin for 0-, 1-, and 2-nucleon evaporation; deduced statistical emission. 179Au deduced excited GDR width. BaF2 detectors, recoil separator.

doi: 10.1016/S0370-2693(03)00403-9
Citations: PlumX Metrics


2002BE61      Phys.Lett. 540B, 199 (2002)

G.Benzoni, A.Bracco, F.Camera, S.Leoni, B.Million, A.Maj, A.Algora, A.Axelsson, M.Bergstrom, N.Blasi, M.Castoldi, S.Frattini, A.Gadea, B.Herskind, M.Kmiecik, G.Lo Bianco, J.Nyberg, M.Pignanelli, J.Styczen, O.Wieland, M.Zieblinski, A.Zucchiatti

Effect of E1 Decay in the Population of Superdeformed Structures

NUCLEAR REACTIONS 110Pd(37Cl, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin, quasi-continuum transitions. 143Eu deduced superdeformed band transitions, relation between superdeformed band population and high-energy E1 decay. Euroball array and BaF2 detectors.

doi: 10.1016/S0370-2693(02)02175-5
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2001LI54      Acta Phys.Pol. B32, 2395 (2001)

R.M.Lieder, W.Gast, H.M.Jager, L.Mihailescu, M.Rossewij, J.Eberth, G.Pascovici, H.G.Thomas, D.Weisshaar, F.Beck, D.Curien, G.Duchene, E.Pachoud, I.Piqueras, C.Rossi Alvarez, D.Bazzacco, M.Bellato, Th.Kroell, Ch.Manea, B.Quintana, R.Venturelli, D.R.Napoli, D.Rosso, P.Spolaore, A.Geraci, A.Pullia, G.Ripamonti, F.Camera, S.Leoni, B.Million, O.Wieland, A.Bracco, M.Pignanelli, S.Brambilla, J.Lisle, A.G.Smith, R.Well, P.Nolan, A.Boston, D.Cullen, M.Descovich, T.Enqvist, B.Cederwall, E.Ideguchi, J.van der Marel, J.Nyberg, B.Herskind, G.Sletten, J.Wilson, B.Redouin, R.Henck, D.Gutknecht, K.Jaaskelainen

Development of γ-Ray Tracking Detectors


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
Citations: PlumX Metrics


2000BR50      Phys.Scr. T88, 182 (2000)

A.Bracco, F.Camera, S.Leoni, B.Million, S.Frattini, A.Maj, B.Herskind, A.Algora, A.Axelsson, M.Bergstrom, N.Blasi, M.Castoldi, A.Gadea, M.Kmiecik, G.Lo Bianco, J.Nyberg, M.Pignanelli, J.Styczen, M.Zieblinski, A.Zucchiatti

Search for the GDR Built on Superdeformed Nuclei

NUCLEAR REACTIONS 110Pd(37Cl, 4n), E=165, 170 MeV; measured Eγ, Iγ, γγ-coin. 143Eu deduced possible deexcitation of superdeformed GDR. Euroball array, BaF2 detectors. Comparison with statistical model predictions.

doi: 10.1238/Physica.Topical.088a00182
Citations: PlumX Metrics


1999CA25      Phys.Rev. C60, 014306 (1999)

F.Camera, A.Bracco, S.Leoni, B.Million, M.Mattiuzzi, M.Pignanelli, A.Maj, M.Kmiecik, R.Bark, I.Bearden, J.J.Gaardhoje, W.E.Ormand, T.Lonnroth, R.Osterbacka

Probing the Shape of Hot 194Hg at High Spins with the Giant Dipole Resonance Decay in Selected Cascades

NUCLEAR REACTIONS 164Dy(30Si, X), E=142 MeV; measured Eγ, Iγ, γγ-coin. 194Hg deduced GDR width vs angular momentum, no superdeformed effects. Ge, BaF detectors.

doi: 10.1103/PhysRevC.60.014306
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1998BL16      Acta Phys.Hung.N.S. 7, 313 (1998)

N.Blasi, A.Gollwitzer, R.De Leo, S.Deylitz, G.Graw, S.Micheletti, M.Pignanelli, B.D.Valnion

Study of Strength Distribution in 153Sm Via Transfer Reactions

NUCLEAR REACTIONS 154Sm(p, d), E=23 MeV; 154Sm(polarized d, t), E=25 MeV; measured particle spectra, σ(θ). 153Sm deduced levels, summed strength distributions.


1998DE16      Phys.Rev. C57, 1604 (1998)

R.De Leo, H.Akimune, N.Blasi, I.Daito, Y.Fujita, M.Fujiwara, S.I.Hayakawa, S.Hatori, H.Ikegami, T.Inomata, I.Katayama, K.Katori, L.Lagamba, S.Micheletti, S.Morinobu, R.Perrino, M.Pignanelli, H.Sakamoto, J.Takamatsu, M.Tosaki

Low-Lying States of 56Fe

NUCLEAR REACTIONS 56Fe(d, d'), E=56 MeV; measured σ(Ed, θ). 56Fe deduced levels, J, π, isoscalar matrix elements, transitions strength distributions. RPA, coupled channel calculations.

doi: 10.1103/PhysRevC.57.1604
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1713.


1998GO10      Phys.Rev. C57, R2781 (1998)

A.Gollwitzer, R.Hertenberger, A.Metz, P.Schiemenz, B.D.Valnion, G.Graw, N.Blasi, S.Lucchini, S.Micheletti, M.Pignanelli, R.de Leo, R.L.Gill, C.Hategan, R.F.Casten

Experimental Study of the Deformed Nucleus 153Sm Via (d(pol), t) and Average Resonance Capture as a Test Case for the Multiorbit Interacting Boson Fermion Model

NUCLEAR REACTIONS 154Sm(polarized d, t), E=25 MeV; measured triton spectra, σ(E, θ), analyzing power. 152Sm(n, γ), E=2, 24 keV; measured Eγ, Iγ, γγ-coin. 153Sm deduced levels J, π, configurations.

NUCLEAR STRUCTURE 153Sm; calculated levels, J, π; deduced monopole term effect on Coriolis mixing. Interacting boson-fermion model.

doi: 10.1103/PhysRevC.57.R2781
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0785.


1997BL11      Nucl.Phys. A624, 433 (1997)

N.Blasi, S.Micheletti, M.Pignanelli, R.De Leo, A.Gollwitzer, S.Deylitz, B.D.Valnion, G.Graw, L.A.Malov

Study of 153Sm Via the 154Sm(p, d) Reaction

NUCLEAR REACTIONS 154Sm(p, d), E=23 MeV; measured σ(Ep, θ). 154Sm deduced levels, J, π. Pick-up reactions, strength distributions.

doi: 10.1016/S0375-9474(97)00383-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1871.


1997MA03      Nucl.Phys. A612, 262 (1997)

M.Mattiuzzi, A.Bracco, F.Camera, W.E.Ormand, J.J.Gaardhoje, A.Maj, B.Million, M.Pignanelli, T.Tveter

Angular Momentum Dependence of the GDR Width in Sn Nuclei at Fixed Excitation Energy

NUCLEAR REACTIONS 48Ti(58Ni, X), E=260 MeV; measured high energy γ(evaporation residue)-coin. 106Sn deduced GDR width angular dependence. Adiabatic model, thermal fluctuations, 176W GDR features analyzed.

doi: 10.1016/S0375-9474(96)00335-1
Citations: PlumX Metrics


1996DE16      Phys.Rev. C53, 2718 (1996)

R.De Leo, H.Akimune, N.Blasi, I.Daito, Y.Fujita, M.Fujiwara, S.I.Hayakawa, S.Hatori, K.Hosono, H.Ikegami, T.Inomata, I.Katayama, K.Katori, L.Lagamba, S.Micheletti, S.Morinobu, T.Nakagawa, S.Nakayama, A.Narita, T.Noro, R.Perrino, M.Pignanelli, H.Sakaguchi, J.Takamatsu, A.Tamii, K.Tamura, M.Tanaka, A.Terakawa, T.Tohei, M.Tosaki, T.Yamagata, A.Yamagoshi, M.Yoshimura, M.Yosoi

Isospin Character of Low-Lying States in 56Fe

NUCLEAR REACTIONS 56Fe(polarized p, p'), E=65, 400 MeV; 56Fe(polarized d, d'), E=56 MeV; measured σ(θ), A(y)(θ); deduced optical model parameters. 56Fe levels deduced neutron, proton matrix elements. Enriched target. Coupled-channels analysis, mixed symmetry quadrupole states.

doi: 10.1103/PhysRevC.53.2718
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1686.


1996GO17      Acta Phys.Pol. B27, 481 (1996)

A.Gollwitzer, N.Blasi, P.F.Bortignon, S.Deylitz, G.Graw, C.Hategan, R.Hertenberger, R.De Leo, S.Lucchini, S.Micheletti, M.Pignanelli, P.Schiemenz, B.D.Valnion

Study of Single Particle Excitations in 153Sm via One Neutron Pickup

NUCLEAR REACTIONS 154Sm(polarized d, t), (d, t), (p, d), (3He, α), E=23-32 MeV; measured spectra, σ(θ), asymmetry vs θ. 153Sm deduced levels, J, π. Coupled-channels Born approximation plus Nilsson model analysis.


1996PO12      Nucl.Phys. A601, 1 (1996)

V.Yu.Ponomarev, M.Pignanelli, N.Blasi, A.Bontempi, J.A.Bordewijk, R.De Leo, G.Graw, M.N.Harakeh, D.Hofer, M.A.Hofstee, S.Micheletti, R.Perrino, S.Y.van der Werf

Particle-Hole and Particle-Particle Correlations in Neodymium Isotopes

NUCLEAR REACTIONS 142,144,146Nd(p, t), E=35.6 MeV; 148Nd(p, t), E=25 MeV; measured σ(θ). 140,142,144,146Nd deduced levels, J, π. Enriched targets. Comparision with microscopic calculations.

doi: 10.1016/0375-9474(95)00504-8
Citations: PlumX Metrics


1996TV01      Phys.Rev.Lett. 76, 1035 (1996)

T.S.Tveter, J.J.Gaardhoje, A.Maj, T.Ramsoy, A.Atac, J.Bacelar, A.Bracco, A.Buda, F.Camera, B.Herskind, W.Korten, W.Krolas, A.Menthe, B.Million, H.Nifenecker, M.Pignanelli, J.A.Pinston, H.van der Ploeg, F.Schussler, G.Sletten

Collective Dipole Motion in Highly Excited 272Hs (Z = 108) Nuclei

NUCLEAR REACTIONS 232Th(40Ar, xn), E=10.5, 15 MeV/nucleon; measured γ(fragment)-coin, γ-anisotropy, evaporation residue neutron decay times. 272Hs deduced GDR decay characteristics.

doi: 10.1103/PhysRevLett.76.1035
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1996TV02      Nucl.Phys. A599, 123c (1996)

T.S.Tveter, J.J.Gaardhoje, A.Maj, T.Ramsoy, A.Atac, J.Bacelar, A.Bracco, A.Buda, F.Camera, B.Herskind, W.Korten, W.Krolas, A.Menthe, B.Million, H.Nifenecker, M.Pignanelli, J.A.Pinston, H.van der Ploeg, F.Schussler, G.Sletten

Collective Motion in Hot Superheavy Nuclei

NUCLEAR REACTIONS 232Th(40Ar, xn), E=10.5, 15 MeV/nucleons; measured γ spectra, anisotropies, (fragment)γ-coin. 272Hs deduced GDR strength characteristics.

doi: 10.1016/0375-9474(96)00054-1
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1995BR06      Nucl.Phys. A583, 83c (1995)

A.Bracco, F.Camera, M.Mattiuzzi, B.Million, M.Pignanelli

The GDR at Finite Temperature in Medium and Very Heavy Mass Regions

NUCLEAR REACTIONS 48Ti(62Ni, X), (61Ni, X), E=223, 203 MeV; measured Iγ(θ), strength functions; 232Th(40Ar, F), E=10.5, 15 MeV/nucleon; measured fission (fragment)γ-coin. 110,109Sn deduced GDR energy, width characteristics. 272Hs deduced pre-fission GDR component possible location.

doi: 10.1016/0375-9474(94)00636-2
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1995BR11      Phys.Rev.Lett. 74, 3748 (1995)

A.Bracco, F.Camera, M.Mattiuzzi, B.Million, M.Pignanelli, J.J.Gaardhoje, A.Maj, T.Ramsoy, T.Tveter, Z.Zelazny

Increase in Width of the Giant Dipole Resonance in Hot Nuclei: Shape change or collisional damping ( Question )

NUCLEAR REACTIONS 62,61Ni(48Ti, X), E=223, 203 MeV; measured γ(θ), strength function. 109,110Sn deduced GDR, Γ.

doi: 10.1103/PhysRevLett.74.3748
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1995BR19      Acta Phys.Pol. B26, 407 (1995)

A.Bracco, F.Camera, M.Mattiuzzi, B.Million, M.Pignanelli, J.J.Gaardhoje, T.Ramsoy, T.Tveter, Z.Zelazny, A.Maj

The Damping of the GDR at Finite Temperature: Recent progress

NUCLEAR REACTIONS 70Zn(36Ar, X), E=27 MeV/nucleon; 62,61Ni(48Ti, X), E=203, 223 MeV; 148Nd(28Si, X), E=147 MeV; compiled, reviewed γ-spectra data; deduced GDR damping, other characteristic vs T for mass 110, 170. Hot rotating nuclei.


1995CA23      Acta Phys.Pol. B26, 479 (1995)

F.Camera, A.Bracco, P.Bosetti, M.Mattiuzzi, G.Lo Bianco, M.Pignanelli, J.J.Gaardhoje, Z.Zelazny, I.G.Bearden, A.Maj

Detecting High Energy γ-Rays with HPGe Detectors

NUCLEAR REACTIONS 2H(11B, n), E=19 MeV; measured Eγ, Iγ. Hyperpure Ge detector, ' adding mode ' technique.


1995HO10      Nucl.Phys. A588, 729 (1995)

M.A.Hofstee, S.Y.van der Werf, A.M.van den Berg, N.Blasi, J.A.Bordewijk, W.T.A.Borghols, R.De Leo, G.T.Emery, S.Fortier, S.Gales, M.N.Harakeh, P.den Heijer, C.W.de Jager, H.Langevin-Joliot, S.Micheletti, M.Morlet, M.Pignanelli, J.M.Schippers, H.de Vries, A.Willis, A.van der Woude

Localized 1(h-bar x Omega) Particle-Hole Strength in Nuclei

NUCLEAR REACTIONS 90Zr, 116Sn, 196Pt, 208Pb(p, p'), E=201 MeV; 116Sn(polarized p, p'), E=133.8 MeV; 90Zr, 116Sn, 196Pt(α, α'), E=120 MeV; measured σ(θ). 116Sn, 196Pt(e, e'), E=278, 333 MeV; measured form factors. 90Zr, 116Sn, 196Pt, 208Pb deduced 0, 1(h-bar x omega) strength distribution. DWBA calculation, effective NN-force.

doi: 10.1016/0375-9474(95)00057-8
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1995MA54      Acta Phys.Pol. B26, 417 (1995)

A.Maj, T.S.Tveter, J.J.Gaardhoje, B.Herskind, G.Sletten, T.Ramsoy, A.Atac, W.Korten, A.Bracco, F.Camera, M.Mattiuzzi, B.Million, M.Pignanelli, J.Bacelar, A.Buda, H.van der Ploeg, W.Krolas, H.Nifenecker, F.Schussler, J.A.Pinston, A.Menthe, P.Paul, D.J.Hofman, I.Dioszegi, S.Schadmand

Hot Superheavy Nuclei Seen with the GDR γ-Decay

NUCLEAR REACTIONS 232Th(40Ar, F), E=6.8-15 MeV/nucleon; 232Th(37Cl, F), E=7.3 MeV/nucleon; measured fission (fragment)γ-coin. 272Hs, 269Bh deduced GDR γ-decay features. Other reaction data, aspects reviewed.


1995MA84      Phys.Lett. 364B, 13 (1995)

M.Mattiuzzi, A.Bracco, F.Camera, B.Million, M.Pignanelli, J.J.Gaardhoje, A.Maj, T.Ramsoy, T.Tveter, Z.Zelazny

Thermal Fluctuation and Collisional Damping Effects in the GDR Observables in Hot Rotating 176W Nuclei

NUCLEAR REACTIONS 148Nd(28Si, X), E=147 MeV; measured γγ-coin, Eγ, Iγ. 176W deduced GDR width, thermal fluctuation, collisional damping effects role.

doi: 10.1016/0370-2693(95)01230-5
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1995ZE03      Acta Phys.Pol. B26, 459 (1995)

Z.Zelazny, J.J.Gaardhoje, A.Maj, T.S.Tveter, F.Camera, M.Mattiuzzi, A.Bracco, B.Million, M.Pignanelli

Does the Compound Nucleus Remember Its Way of Formation ( Question ); Hot GDR spectroscopy in the Yb-Dy region

NUCLEAR REACTIONS 144Sm(17O, X), (18O, X), 113,114Cd(48Ti, X), 128,130Te(28Si, X), (29Si, X), E not given; analyzed Iγ, other data. 162Yb, 158Dy deduced GDR decay features. Hot compound systems.


1994BR08      Nucl.Phys. A569, 51c (1994)

A.Bracco, F.Camera, M.Mattiuzzi, B.Million, M.Pignanelli, C.Volpe, J.J.Gaardhoje, A.Maj, Z.Zelazny, T.Tveter

Thermal and Quantal Fluctuations as Probed by the GDR Observables

NUCLEAR REACTIONS 61,62Ni(48Ti, X), E not given; analyzed Iγ(θ), γ strength function data. 110Sn deduced GDR parameters.

doi: 10.1016/0375-9474(94)90095-7
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1994CA11      Nucl.Phys. A572, 401 (1994)

F.Camera, A.Bracco, B.Million, M.Pignanelli, J.J.Gaardhoje, Z.Zelazny, T.Ramsoy, A.Maj

Large Effects of Orientation Fluctuations in the Angular Distribution of the GDR Photons

NUCLEAR REACTIONS 148Nd(17O, xnpα), E=70 MeV; 148Nd(18O, xnpα), E=78 MeV; 150Nd(17O, xnpα), E=85 MeV; 158Gd(17O, xnpα), E=74 MeV; 160Gd(16O, xnpα), E=85 MeV; 94Mo(16O, xnpα), E=85 MeV; measured σ(Eγ, θ), Iγ(θ). 165,166,167Er, 175,176Hf, 110Sn deduced GDR features, shape, orientation fluctuations role, effective nuclear deformation. Hot nuclei.

doi: 10.1016/0375-9474(94)90182-1
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1994CA47      Nucl.Instrum.Methods Phys.Res. A351, 401 (1994)

F.Camera, A.Bracco, M.Mattiuzzi, G.Lo Bianco, M.Pignanelli, J.J.Gaardhoje, I.G.Bearden, Z.Zelazny, A.Maj

The response of a HPGe Detector with a BGO Shield to High Energy γ-Rays

NUCLEAR REACTIONS 2H(11B, n), E=19 MeV; measured Eγ, Iγ; deduced detector response. Hyperpure Ge detector with a BGO anti-Compton shield.

doi: 10.1016/0168-9002(94)91369-2
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1994MA16      Nucl.Phys. A571, 185 (1994)

A.Maj, J.J.Gaardhoje, A.Atac, S.Mitarai, J.Nyberg, A.Virtanen, A.Bracco, F.Camera, B.Million, M.Pignanelli

Angular Distribution of Photons from the Decay of the GDR in Hot and Rotating Light Yb Nuclei from Exclusive Experiments

NUCLEAR REACTIONS 144Sm(17O, xn), E=74 MeV; 144Sm(18O, xn), E=85.5 MeV; 113Cd(48Ti, xn), E=210 MeV; 114Cd(48Ti, xn), E=225 MeV; measured Eγ, Iγ, γ(θ), σ(Eγ, θ). 161,162Yb deduced giant dipole resonance features. BaF2 detectors. HECTOR array, multiplicity filter, angular momentum selection, energy difference method.

doi: 10.1016/0375-9474(94)90347-6
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1994ZE01      Nucl.Phys. A569, 1c (1994)

Z.Zelazny, J.J.Gaardhoje, A.Maj, T.S.Tveter, T.Ramsoy, W.Korten, A.Bracco, F.Camera, M.Matiuzzi, B.Million, M.Pignanelli

Some Open Problems in Hot GDR Spectroscopy

NUCLEAR REACTIONS 114Cd(48Ti, X), E=225 MeV; analyzed γ-spectra fold distribution, Iγ data; deduced shape degrees of freedom equilibration features. Other data reviewed.

doi: 10.1016/0375-9474(94)90091-4
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1993BR09      Nucl.Phys. A557, 237c (1993)

A.Bracco, F.Camera, B.Million, M.Pignanelli, J.J.Gaardhoje, A.Maj, Z.Zelazny, W.Korten

Probing the Shapes of Hot Nuclei with the GDR

NUCLEAR REACTIONS 150Nd(17O, X), E=85 MeV; 148Nd(18O, X), E=78 MeV; 148Nd(17O, X), E=70 MeV; 158Gd(17O, X), E=74 MeV; 160Gd(16O, X), E=85 MeV; 61Ni(48Ti, X), E=209 MeV; 62Ni(48Ti, X), E=223 MeV; measured γ spectra, Iγ(θ). 165,166,167Er, 175,176Hf, 109,110Sn deduced GDR decay features, shapes. Adiabatic model.

doi: 10.1016/0375-9474(93)90544-8
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1993CA08      Acta Phys.Pol. B24, 437 (1993)

F.Camera, A.Bracco, B.Million, M.Pignanelli, J.J.Gaardhoje, Z.Zelazny, A.Maj

The Shape of Hot Nuclei and the Angular Distribution of Hard Dipole Photons

NUCLEAR REACTIONS 62Ni(48Ti, X), E=79 MeV; 148Nd(17O, X), E=45 MeV; 148Nd(18O, X), E=51 MeV; 150Nd(17O, X), E=61 MeV; analyzed Iγ(θ). 110Sn, 165,166,167Er deduced shape change, orientation dependence on angular momentum.


1993GA06      Acta Phys.Pol. B24, 139 (1993)

J.J.Gaardhoje, A.Maj, T.Tveter, Z.Zelazny, F.Camera, A.Bracco, B.Million, M.Pignanelli

Atomic Nuclei at High Excitation Energy Studied with Giant Resonances

NUCLEAR REACTIONS 70Ge(40Ar, X), E=10 MeV/nucleon; 93Nb(19F, X), E=80-160 MeV; 94Mo(16O, X), E=140 MeV; analyzed γ-decay data; deduced features of time for equilibration, collective motion build up, nucleonic, large scale mass arrangements. GDR decay, other systems studied.


1993HE13      Nucl.Phys. A562, 157 (1993)

R.Hertenberger, D.Hofer, H.Kader, F.J.Eckle, P.Schiemenz, G.Graw, G.Cata-Danil, R.de Leo, S.Micheletti, M.Pignanelli, N.Fujiwara

Study of Low-Lying Excitations in 110Pd

NUCLEAR REACTIONS 110Pd(polarized d, d'), E=20 MeV; measured deuteron spectra, σ(θ), analyzing power vs θ. 110Pd deduced levels, J, π. Interacting boson model comparison, other data input.

doi: 10.1016/0375-9474(93)90193-2
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1993MA11      Acta Phys.Pol. B24, 429 (1993)

A.Maj, J.J.Gaardhoje, Z.Zelazny, A.Bracco, F.Camera, M.Matiuzzi, B.Million, M.Pignanelli

E(*) and I Selection Techniques for Hot Nuclei Studies

NUCLEAR REACTIONS 114Cd(48Ti, X), E=225 MeV; measured Iγ(θ) for 162Yb decay; deduced hot nuclei GDR decay, width features.


1993PE05      Phys.Rev. C47, R1347 (1993)

R.Perrino, N.Blasi, J.A.Bordewijk, R.De Leo, M.N.Harakeh, C.W.de Jager, S.Micheletti, M.Pignanelli, R.K.J.Sandor, H.de Vries, S.Y.van der Werf, J.Wesseling

Hexadecapole Interacting Boson Approximation Structure Functions in Neodymium Isotopes

NUCLEAR REACTIONS 148Nd(e, e'), E=112-450 MeV; measured form factors. 144,146,148,150Nd levels deduced transition charge densities, B(λ). Interacting boson approximation model, hexadecapole states, other data included in analysis.

doi: 10.1103/PhysRevC.47.R1347
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1993PE10      Nucl.Phys. A561, 343 (1993)

R.Perrino, N.Blasi, R.De Leo, M.N.Harakeh, C.W.de Jager, S.Micheletti, J.Mieremet, M.Pignanelli, V.Yu.Ponomarev, R.K.J.Sandor, H.de Vries

Excitation of Low-Lying States in 144Nd by Means of (e, e') Scattering

NUCLEAR REACTIONS 144Nd(e, e'), E=112-400 MeV; measured spectra, form factors. 144Nd levels deduced L, J, π, B(λ), transition charge densities. Comparison with microscopic quasiparticle-phonon model calculations. Fourier-Bessel analysis.

doi: 10.1016/0375-9474(93)90016-Q
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1993PI06      Nucl.Phys. A559, 1 (1993)

M.Pignanelli, N.Blasi, J.A.Bordewijk, R.De Leo, M.N.Harakeh, M.A.Hofstee, S.Micheletti, R.Perrino, V.Yu.Ponomarev, V.G.Soloviev, A.V.Sushkov, S.Y.van der Werf

Strength Distribution in Neodymium Isotopes: A test of collective nuclear models

NUCLEAR REACTIONS 142,144,146,148,150Nd(p, p'), E=30.5 MeV; 144Nd(p, p'), E=51 MeV; 142,144,146,148,150Nd(d, d'), E=50.8 MeV; measured σ(Ep, θ), σ(Ed, θ). 142,144,146,148,150Nd deduced levels, J, π, B(λ). Enriched targets.

doi: 10.1016/0375-9474(93)90178-Z
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1992BL02      Nucl.Phys. A536, 1 (1992)

N.Blasi, S.Micheletti, M.Pignanelli, R.De Leo, R.Hertenberger, M.Bisenberger, D.Hofer, H.Kader, P.Schiemenz, G.Graw

Study of 110Cd via the 111Cd(d(pol), t) Reaction

NUCLEAR REACTIONS 111Cd(polarized d, t), E=22 MeV; measured σ(θ), A(θ). 110Cd deduced levels, J, π, C2S. Enriched target.

doi: 10.1016/0375-9474(92)90243-D
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1992CA26      Phys.Lett. 293B, 18 (1992)

F.Camera, A.Bracco, B.Million, M.Pignanelli, J.J.Gaardhoje, A.Maj, A.Atac

Spin Effects in the Angular Distribution of Hard Dipole Photons from Hot Rotating Tin Nuclei

NUCLEAR REACTIONS 61,62Ni(48Ti, X), E=203, 222 MeV; measured average γ-multiplicity, γ(θ). 109,110Sn deduced GDR decay characteristics.

doi: 10.1016/0370-2693(92)91474-N
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1992MA38      Phys.Lett. 291B, 385 (1992)

A.Maj, J.J.Gaardhoje, B.Herskind, G.Sletten, J.Nyberg, A.Bracco, B.Million, M.Pignanelli

Phase-Space Selection of the GDR Gamma Ray Emission from Hot 162Yb Nuclei

NUCLEAR REACTIONS 144Sm(17O, X), (18O, X), E=74, 85.5 MeV; measured γ(θ). 161,162Yb deduced features of decay of GDR built on excited states. Differential technique, phase space selection.

doi: 10.1016/0370-2693(92)91392-M
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1992PI08      Nucl.Phys. A540, 27 (1992)

M.Pignanelli, N.Blasi, S.Micheletti, R.De Leo, L.LaGamba, R.Perrino, J.A.Bordewijk, M.A.Hofstee, J.M.Schippers, S.Y.van der Werf, J.Wesseling, M.N.Harakeh

Hexadecapole Strength Distributions of Vibrational Nuclei in the A = 100 Mass Region

NUCLEAR REACTIONS 94,98,100Mo, 104,106,110Pd, 110,112Cd(p, p'), E=30.7 MeV; 94,98,100Mo, 104,106,110Pd, 110,112Cd(d, d'), E=50.7 MeV; 100Mo, 110Pd(p, p'), E=51 MeV; 112Cd(p, p'), E=60 MeV; measured σ(Ep', θ), σ(Ed', θ). 94,98,100Mo, 104,106,110Pd, 110,112Cd deduced levels, J, π, B(λ). Enriched targets.

doi: 10.1016/0375-9474(92)90192-M
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1990BL10      Nucl.Phys. A511, 251 (1990)

N.Blasi, S.Micheletti, M.Pignanelli, R.De Leo, R.Hertenberger, F.J.Eckle, H.Kader, P.Schiemenz, G.Graw

Study of 112Cd via the 113Cd(d(pol), t) Reaction

NUCLEAR REACTIONS 113Cd(polarized d, t), E=20 MeV; measured σ(Et, θ). 112Cd deduced levels, J, π, C2S. Enriched target.

doi: 10.1016/0375-9474(90)90158-I
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1990BR27      Nucl.Phys. A519, 47c (1990)

A.Bracco, F.Camera, J.J.Gaardhoje, B.Herskind, M.Pignanelli

The Giant Dipole Resonance at High Excitation Energies

NUCLEAR REACTIONS 70Ge(40Ar, X), E=10-24 MeV/nucleon; measured Eγ, Iγ. 110Sn deduced GDR centroid energy evolution, width, strength distribution. Other data considered.

doi: 10.1016/0375-9474(90)90614-R
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1990PI14      Nucl.Phys. A519, 567 (1990)

M.Pignanelli, N.Blasi, S.Micheletti, R.De Leo, M.A.Hofstee, J.M.Schippers, S.Y.van der Werf, M.N.Harakeh

Octupole Excitations in Vibrational Nuclei and the sdf Interacting Boson Model

NUCLEAR REACTIONS 98,100Mo, 104,106,110Pd, 110,112Cd, 146,150Nd, 150Sm(p, p'), E=30.7 MeV; 98,100Mo, 104,106,110Pd, 110,112Cd, 146,150Nd, 150Sm(d, d'), E=50.7 MeV; 100Mo, 110Pd(p, p'), E=51 MeV; 112Cd, 150Sm(p, p'), E=60 MeV; measured σ(Ep, θ), σ(Ed, θ). 98,100Mo, 104,106,110Pd, 146,150Nd, 150Sm deduced levels, J, π, B(λ). Enriched targets.

doi: 10.1016/0375-9474(90)90447-T
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0679.


1990WE08      Phys.Lett. 245B, 338 (1990)

J.Wesseling, C.W.de Jager, H.de Vries, M.N.Harakeh, R.De Leo, M.Pignanelli

The Interacting Boson Approximation Tested Against Quadrupole Excitations of 110Cd

NUCLEAR REACTIONS 110Cd(e, e'), E=70-440 MeV; measured σ(θ) vs momentum transfer. 110Cd levels deduced transition charge densities, B(λ). Interacting boson model.

NUCLEAR STRUCTURE 110Cd; calculated levels, B(λ), transition charge densities. Interacting boson model.

doi: 10.1016/0370-2693(90)90655-P
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1989BR10      Phys.Rev.Lett. 62, 2080 (1989)

A.Bracco, J.J.Gaardhoje, A.M.Bruce, J.D.Garrett, B.Herskind, M.Pignanelli, D.Barneoud, H.Nifenecker, J.A.Pinston, C.Ristori, F.Schussler, J.Bacelar, H.Hofmann

Saturation of the Width of the Giant Dipole Resonance at High Temperature

NUCLEAR REACTIONS 70Ge(40Ar, X), E=10 MeV/nucleon; measured γ-spectra. 110Sn deduced GDR stength, saturation effects in damping.

doi: 10.1103/PhysRevLett.62.2080
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1989DE17      Phys.Lett. 226B, 5 (1989)

R.De Leo, L.Lagamba, N.Blasi, S.Micheletti, M.Pignanelli, M.Fujiwara, K.Hosono, I.Katayama, N.Matsuoka, S.Morinobu, T.Noro, S.Matsuki, H.Okamura, J.M.Schippers, S.Y.van der Werf, M.N.Harakeh

Quadrupole Mixed-Symmetry States in 106Pd

NUCLEAR REACTIONS 106Pd(polarized p, p'), E=34.93 MeV; 106Pd(d, d'), E=51 MeV; measured σ(θ). 106Pd levels deduced deformation parameter, form factor, quadrupole transition matrix elements.

doi: 10.1016/0370-2693(89)90278-5
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1989DE19      Phys.Lett. 226B, 202 (1989)

R.De Leo, N.Blasi, S.Micheletti, M.Pignanelli, M.N.Harakeh, W.T.A.Borghols, J.M.Schippers, S.Y.van der Werf

Quadrupole Core Polarization Charges in the A = 100 and 150 Mass Regions

NUCLEAR STRUCTURE 94,96,98,100Mo, 102Ru, 104,106,108,110Pd, 106,108,110,112,114,116Cd, 142,144,146,148,150Nd, 144,148,150,152,154Sm, 154,156,158,160Gd, 162,164Dy; analyzed inelastic data; deduced nucleon quadrupole core polarization charges.

doi: 10.1016/0370-2693(89)91180-5
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1989DE40      Nucl.Phys. A504, 109 (1989)

R.De Leo, N.Blasi, S.Micheletti, M.Pignanelli, W.T.A.Borghols, J.M.Schippers, S.Y.van der Werf, G.Maino, M.N.Harakeh

Multipole Strength Distribution in 112Cd

NUCLEAR REACTIONS 112Cd(p, p'), E=30.7, 50 MeV; measured σ(E(p')), σ(θ). 112Cd deduced levels, J, π, B(λ). Enriched target.

doi: 10.1016/0375-9474(89)90285-6
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1988PI04      Phys.Lett. 202B, 470 (1988)

M.Pignanelli, S.Micheletti, N.Blasi, R.De Leo, W.T.A.Borghols, J.M.Schippers, S.Y.van der Werf, M.N.Harakeh

Neutron Transition Moments and Quadrupole T- or F-Vector States

NUCLEAR REACTIONS 104,110Pd, 112Cd, 146,150Nd, 150Sm(p, p'), E=30.3 MeV; 104,110Pd, 112Cd, 146,150Nd, 150Sm(d, d'), E=50.4 MeV; measured σ(θ). 110,104Pd, 112Cd level deduced proton, neutron, isovector transition density E2 moments.

doi: 10.1016/0370-2693(88)91845-X
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1988WU01      Phys.Rev. C38, 1638 (1988)

H.C.Wu, A.E.L.Dieperink, O.Scholten, M.N.Harakeh, R.De Leo, M.Pignanelli, I.Morrison

E4 Properties in Deformed Nuclei and the sdg Interacting Boson Model

NUCLEAR REACTIONS 150Nd(p, p'), E=30.3 MeV; measured σ(Ep), σ(θ). 150Nd deduced B(E4) distribution. Interacting boson model.

NUCLEAR STRUCTURE 156Gd, 150Nd; calculated levels, B(λ). Interacting boson model.

doi: 10.1103/PhysRevC.38.1638
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1987BR09      Nucl.Phys. A466, 29 (1987)

S.Brandenburg, W.T.A.Borghols, A.G.Drentje, L.P.Ekstrom, M.N.Harakeh, A.Van Der Woude, A.Hakansson, L.Nilsson, N.Olsson, M.Pignanelli, R.De Leo

Decay of the Isoscalar Giant Monopole Resonance in 208Pb

NUCLEAR REACTIONS 208Pb(α, α'n)E=120 MeV; measured σ(θ). 208Pb deduced giant monopole resonance, neutron decay characteristics. Statistical model calculations.

doi: 10.1016/0375-9474(87)90344-7
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1987GA13      Phys.Rev.Lett. 59, 1409 (1987)

J.J.Gaardhoje, A.M.Bruce, J.D.Garrett, B.Herskind, D.Barneoud, M.Maurel, H.Nifenecker, J.A.Pinston, P.Perrin, C.Ristori, F.Schussler, A.Bracco, M.Pignanelli

Limits of Collective Motion in Hot Nuclear Matter

NUCLEAR REACTIONS 70Ge(40Ar, X), E=15, 24 MeV/nucleon; measured γ(fragment)-coin; deduced hot nuclear matter collective motion limits. 110Sn deduced GDR excitation energy evolution.

doi: 10.1103/PhysRevLett.59.1409
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1986KO17      Phys.Lett. 174B, 137 (1986)

L.R.Kouw, H.P.Blok, M.Pignanelli, R.De Leo, M.N.Harakeh

Excitation of the 2+1 and 2+2 States in the 88Sr(p, p') Reaction at 25 and 31 MeV: A look behind the nuclear surface

NUCLEAR REACTIONS 88Sr(p, p'), E=30.7 MeV; measured σ(θ); deduced effective nucleon-nucleon interaction dependence. 88Sr levels deduced nuclear interior role in excitation. Microscopic DWBA analysis.

doi: 10.1016/0370-2693(86)90728-8
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1986PI01      Phys.Rev. C33, 40 (1986)

M.Pignanelli, S.Micheletti, R.De Leo, S.Brandenburg, M.N.Harakeh

Nuclear Matter Density Effects in Monopole Transitions

NUCLEAR REACTIONS 12C, 24Mg, 28Si(p, p), (p, p'), E=26-40 MeV; measured σ(θ). 12C, 24Mg(α, α), (α, α'), E=120 MeV; measured σ(θ). 24Mg(α, α'), E=40 MeV; analyzed σ(θ); deduced transition potentials. 12C, 24Mg, 28Si deduced ground state transition densities, multipole moments. Folded density-dependent interaction, coupled-channels method.

doi: 10.1103/PhysRevC.33.40
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1985DE03      Phys.Rev. C31, 362 (1985)

R.De Leo, S.Micheletti, M.Pignanelli, M.N.Harakeh

Coupled Channel Analysis of Proton Scattering from 40Ar

NUCLEAR REACTIONS 40Ar(p, p'), (p, p), E=29.6, 35.1 MeV; measured σ(θ); deduced optical model parameters. 40Ar deduced β2, β4, β-band intrinsic quadrupole moment, B(Eλ). Coupled-channels analysis.

doi: 10.1103/PhysRevC.31.362
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1985DE47      Phys.Lett. 162B, 1 (1985)

R.De Leo, M.Pignanelli, W.T.A.Borghols, S.Brandenburg, M.N.Harakeh, H.J.Lu, S.Y.van der Werf, C.W.de Jager, J.B.van der Laan, H.de Vries

Quadrupole Boson Structure Form Factors for Proton Scattering from the IBA Model and Electron Scattering

NUCLEAR REACTIONS 110Pd(p, p'), E=30.7 MeV; measured σ(θ). 110Pd levels deduced B(E2). Coupled-channels, electron scattering data form factors, interacting boson model reduced matrix elements.

doi: 10.1016/0370-2693(85)91048-2
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1985DE57      Phys.Lett. 165B, 30 (1985)

R.De Leo, M.Pignanelli, W.T.A.Borghols, S.Brandenburg, M.N.Harakeh, H.J.Lu, S.Y.Van der Werf

Low-Lying Octupole Strength in 112Cd

NUCLEAR REACTIONS 112Cd(p, p'), E=30.7 MeV; measured σ(Ep'), σ(θ). 112Cd deduced levels, B(E3), fragmentation, EWSR, β3. Interacting boson model.

doi: 10.1016/0370-2693(85)90684-7
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1985SC04      Phys.Rev. C31, 736 (1985)

F.Sciuccati, S.Micheletti, M.Pignanelli, R.De Leo

Coupled Channels Analysis of Proton Scattering from 26Mg

NUCLEAR REACTIONS 26Mg(p, p'), (p, p), E=15, 17.8, 20.55, 23.4, 27, 30, 38.55 MeV; measured σ(θ); deduced ΔS=1 magnetic coupling role. 26Mg deduced β2, β4, transition multipole moments.

doi: 10.1103/PhysRevC.31.736
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1984PI01      Phys.Rev. C29, 434 (1984)

M.Pignanelli, S.Micheletti, E.Cereda, M.N.Harakeh, S.Y.Van der Werf, R.De Leo

Proton Scattering on 100Mo and 112Cd and the Interacting Boson Approximation

NUCLEAR REACTIONS 100Mo, 112Cd(p, p), (p, p'), E=51 MeV; measured σ(θ). 100Mo, 112Cd deduced transition matrix elements, deformation parameters. Optical, coupled-channels model analyses, interacting boson approximation transition densities.

doi: 10.1103/PhysRevC.29.434
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1983CE02      Nucl.Phys. A396, 281c (1983)

E.Cereda, M.Pignanelli, S.Micheletti, H.V.Von Geramb, M.N.Harakeh, R.De Leo, G.D'Erasmo, A.Pantaleo

A Study of Proton Scattering on A = 92-116 Nuclei with Extended Optical Models and the Interacting Boson Approximation

NUCLEAR REACTIONS 92,94,96,98,100Mo, 106,108,110Pd, 102Ru, 106,110,112,116Cd(p, p'), E=22.3 MeV; measured σ(θ). 104Pd(p, p'), E=10-35 MeV; measured σ(θ) vs E. Extended optical model analysis, interacting boson approximation.

doi: 10.1016/0375-9474(83)90025-8
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1983DE36      Phys.Rev. C28, 1443 (1983)

R.De Leo, G.D'Erasmo, A.Pantaleo, M.N.Harakeh, E.Cereda, S.Micheletti, M.Pignanelli

Inelastic Proton Scattering at 30-40 MeV from 12C

NUCLEAR REACTIONS 12C(p, p), (p, p'), E=29.95, 35.2, 39.9 MeV; measured σ(θ), σ(Ep'). 12C levels deduced β2, β4, B(λ), deformation lengths, monopole form factor. Coupled-channels analysis, microscopic three-α cluster wave functions, rotor-vibrator model.

doi: 10.1103/PhysRevC.28.1443
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1982CE04      Phys.Rev. C26, 1941 (1982)

E.Cereda, M.Pignanelli, S.Micheletti, H.V.von Geramb, M.N.Harakeh, R.De Leo, G.D'Erasmo, A.Pantaleo

Proton Scattering on A = 92-116 Nuclei with Extended Optical Models and the Interacting Boson Approximation

NUCLEAR REACTIONS 92,94,96,98,100Mo, 102Ru, 106,110,112,116Cd, 104,106,108,110Pd(p, p), (p, p'), E=22.3 MeV; 104Pd(p, p), (p, p'), E=10.25, 12.1, 15, 17.3, 22.3, 30.2, 35.4 MeV; measured σ(θ); deduced optical model parameters. 92,94,96,98,100Mo, 102Ru, 104,106,108,110Pd, 106,110,112,116Cd deduced β2, β3. Optical model, coupled-channels analyses, interacting boson model form factors.

doi: 10.1103/PhysRevC.26.1941
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1982DE02      Phys.Rev. C25, 107 (1982)

R.De Leo, G.D'Erasmo, E.M.Fiore, G.Guarino, A.Pantaleo, S.Micheletti, M.Pignanelli, L.Serafini

Spin-Flip Probablility in the Inelastic Scattering of 15-40 MeV Protons on Light Nuclei

NUCLEAR REACTIONS 24Mg(p, p'γ), E=14.5-41.1 MeV; 32S(p, p'γ), E=15.5-40.9 MeV; 12C(p, p'γ), E=41.1 MeV; 28Si(p, p'γ), E=35.3, 40.9 MeV; measured σ(Ep', θp', φγ=90°), spin-flip probability vs E, θ. 24Mg, 32S, 28Si, 12C level deduced β2. DWBA, coupled-channels analyses.

doi: 10.1103/PhysRevC.25.107
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1981DE11      Phys.Rev. C23, 1355 (1981)

R.De Leo, G.D'Erasmo, A.Pantaleo, M.N.Harakeh, S.Micheletti, M.Pignanelli

Proton Excitation of 24Mg, 26Mg, and 32S γ Bands

NUCLEAR REACTIONS 32S(p, p'), E=20.37 MeV; measured σ(θ); 24Mg(p, p'), E=20.53, 49.5 MeV; 26Mg(p, p'), E=23.95 MeV; analyzed σ(θ). 32S, 24,26Mg deduced β2, β4. Coupled-channels analysis, deformed vibrational model.

doi: 10.1103/PhysRevC.23.1355
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1981PI11      Phys.Rev. C24, 369 (1981)

M.Pignanelli, H.V.von Geramb, R.De Leo

Feedback of Giant Resonances on Optical Model Potentials

NUCLEAR REACTIONS 16,18O, 24Mg, 40Ar, 40Ca(p, p), E=21-48 MeV; calculated σ(θ); deduced strong coupling to giant multipole resonances. Optical model, coupled-channels calculations.

doi: 10.1103/PhysRevC.24.369
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1980FA06      Phys.Rev. C21, 830 (1980)

E.Fabrici, S.Micheletti, M.Pignanelli, F.G.Resmini, R.De Leo, G.D'Erasmo, A.Pantaleo, J.L.Escudie, A.Tarrats

Proton Elastic Scattering on Light Nuclei. I. Energy Dependence

NUCLEAR REACTIONS 15N(p, p), E=18.1-44.2 MeV; 18O(p, p), E=14.7-44.1 MeV; 24Mg(p, p), E=35.2-44.1 MeV; 40Ar(p, p), E=20.9-44.1 MeV; measured σ(θ); deduced optical model potentials. Phase shift, optical model analyses.

doi: 10.1103/PhysRevC.21.830
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1980FA07      Phys.Rev. C21, 844 (1980)

E.Fabrici, S.Micheletti, M.Pignanelli, F.G.Resmini, R.De Leo, G.D'Erasmo, A.Pantaleo

Proton Elastic Scattering on Light Nuclei. II. Nuclear Structure Effects

NUCLEAR REACTIONS 9Be, 10,11B, 12,13C, 14,15N, 16,17,18O, 19F, 20,22Ne, 23Na, 24,25,26Mg, 27Al, 28,29,30Si, 31P, 32,34S, 35,37Cl, 40Ar, 39,41K, 40,42,43,44,48Ca, 45Sc, 46,47,48,50Ti, 51V, 50,52,53,54Cr, 55Mn, 54,56,58Fe, 59Co, 58,60,61,62,64Ni, 63,65Cu, 64,66,67,68,70Zn(p, p), (p, p'), E=35.2 MeV; 23Na, 31P, 39K, 45Sc, 51V, 50,53,54Cr, 62,64Ni(p, p), (p, p'), E=29.7 MeV; measured σ(θ); deduced optical-model parameters. 9Be, 10,11B, 12C, 14,15N, 16,17,18O, 19F, 20,22Ne, 23Na, 24,25,26Mg, 27Al, 28,29,30Si, 31P, 32,34S, 35,37Cl, 40Ar, 39,41K, 40,42,43,44,48Ca, 45Sc, 46,47,48,50Ti, 51V, 50,52,53,54Cr, 55Mn, 54,56,58Fe, 59Co, 58,60,61,62,64Ni, 63,65Cu, 64,66,67,68,70Zn level deduced β2. Optical-model, coupled-channel analyses.

doi: 10.1103/PhysRevC.21.844
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1979DE07      Phys.Rev. C19, 646 (1979)

R.De Leo, G.D'Erasmo, A.Pantaleo, G.Pasquariello, G.Viesti, M.Pignanelli, H.V.Geramb

14-40 MeV Proton Scattering from Low-Lying States of 28Si

NUCLEAR REACTIONS 28Si(p, p'γ), E=14-40 MeV; measured σ(Ep, θp', θγ=90°). 28Si levels deduced β(L), E1, E2, E3 giant resonance strength, optical-model parameters. Natural targets.

doi: 10.1103/PhysRevC.19.646
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1979DE20      Phys.Rev. C20, 13 (1979)

R.De Leo, G.D'Erasmo, E.M.Fiore, A.Pantaleo, M.Pignanelli, H.V.Geramb

Two-Step Effects in 15-35 MeV Proton Scattering from 24Mg Low-Lying States

NUCLEAR REACTIONS 24Mg(p, p'), E=15-35 MeV; measured σ(θ); deduced optical model parameters. 24Mg levels deduced deformation parameters, reaction mechanism. Enriched target. Optical model, coupled-channels, compound nuclear model analysis.

doi: 10.1103/PhysRevC.20.13
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1979DE26      Phys.Rev. C20, 1244 (1979)

R.De Leo, G.D'Erasmo, E.M.Fiore, A.Pantaleo, M.Pignanelli

Spin-Flip Probability in 13.9 MeV Neutron Scattering from the 1.78 MeV State of 28Si

NUCLEAR REACTIONS 28Si(n, n'γ), E=14.2 MeV; measured nγ(θ). 28Si level deduced spin flip probability. Macroscopic coupled-channels, microscopic antisymmetrized DWBA. Natural target.

doi: 10.1103/PhysRevC.20.1244
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1975DE32      Nucl.Phys. A254, 156 (1975)

R.De Leo, G.D'Erasmo, F.Ferrero, A.Pantaleo, M.Pignanelli

Spin-Flip Measurements in the Proton Inelastic Scattering on 12C and Giant Resonance Effects

NUCLEAR REACTIONS 12C(p, p'γ), E=15.9-37.6 MeV; measured σ(θ), σ(Ep', θ), p'γ(θ); deduced proton spin-flip probabilities.

doi: 10.1016/0375-9474(75)90588-6
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1975MI01      Phys.Rev. C11, 64 (1975)

S.Micheletti, M.Pignanelli, P.Guazzoni

Mechanism of (p, t) and (p, 3He) Reactions by the Analysis of the Energy Dependence of Mirror Transitions

NUCLEAR REACTIONS 13C(p, t), (p, 3He), E=26.8-43.1 MeV; measured σ(Et, θ), σ(E(3He), θ). 16O(p, t), E=32.2, 36.6, 43.5 MeV; measured σ(Et, θ), σ(E(3He), θ). Reaction mechanism analysis.

doi: 10.1103/PhysRevC.11.64
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1975PI01      Nucl.Phys. A237, 64 (1975)

M.Pignanelli, F.Resmini, E.Fabrici, J.L.Escudie, Y.Terrien

A Study of the Effective Interaction by the 15N(3He, t)15O Reaction at Incident Energies between 16.5 and 37.7 MeV

NUCLEAR REACTIONS 15N(3He, t), E=16.5, 20.0, 24.4, 30.2, 34.4, 37.7 MeV; 15N(3He, 3He'), E=30.2.34.4, 37.7 MeV; measured σ(Et, θ), σ(E(3He), θ); deduced optical model parameters. Enriched 15N gaseous target.

doi: 10.1016/0375-9474(75)90463-7
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1974ES02      Phys.Rev. C10, 1645 (1974); Erratum Phys.Rev. C11, 639 (1975)

J.L.Escudie, R.Lombard, M.Pignanelli, F.Resmini, A.Tarrats

Macroscopic and Microscopic Model Analysis of Polarized Protons Scattering on 18O

NUCLEAR REACTIONS 18O(polarized p, p'), E=24.5 MeV; measured σ(Ep', θ), A(θ). 18O levels deduced J, π.

doi: 10.1103/PhysRevC.10.1645
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1974PI05      Phys.Rev. C10, 445 (1974)

M.Pignanelli, S.Micheletti, I.Iori, P.Guazzoni, F.G.Resmini, J.L.Escudie

Energy Dependence of Two-Nucleon Transfer Reactions on Light Nuclei

NUCLEAR REACTIONS 14N(p, 3He), (p, α), 15N(p, t), (p, 3He), 18O(p, t), (p, d), (p, α), E=20-45 MeV; measured σ(E(3He), θ), σ(Eα, θ), σ(Ed, θ), σ(Et, θ), deduced optical model parameters. 11,12,13C, 13,14,15N, 16,17O levels deduced L, J, π.

doi: 10.1103/PhysRevC.10.445
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1973PI09      Phys.Rev. C8, 2120 (1973)

M.Pignanelli, J.Gosset, F.Resmini, B.Mayer, J.L.Escudie

18O(p, d)17O and 18O(p, t)16O Reactions by a Polarized Proton Beam

NUCLEAR REACTIONS 18O(polarized p, d), (polarized p, t), E=24.4 MeV; measured σ(Ed, Et, θ), A(θ). Deduced reaction mechanism. 16,17O levels deduced S.

doi: 10.1103/PhysRevC.8.2120
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1971GU22      Phys.Rev. C4, 1086 (1971)

P.Guazzoni, S.Micheletti, M.Pignanelli, F.Gentilin, F.Pellegrini

Outgoing Alpha-Channel Resonances in Reactions Having 17F as an Intermediate System

NUCLEAR REACTIONS 14N(3He, α), (3He, p), E=3.75-10.75 MeV; measured σ(E;θ). 17F deduced resonances.

doi: 10.1103/PhysRevC.4.1086
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1971GU23      Phys.Rev. C4, 1092 (1971)

P.Guazzoni, I.Iori, S.Micheletti, N.Molho, M.Pignanelli, G.Semenescu

Energy Dependence of the Three-Nucleon Transfer Reactions on Light Nuclei

NUCLEAR REACTIONS 12C, 15N, 16O(p, α), E=19-45 MeV; measured σ(E;θ); deduced reaction mechanism.

doi: 10.1103/PhysRevC.4.1092
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1971RE20      Phys.Lett. 37B, 275 (1971)

F.Resmini, R.M.Lombard, M.Pignanelli, J.L.Escudie, A.Tarrats

New Evidence for Ground State Deformation of 18O

NUCLEAR REACTIONS 18O(polarized p, p'), E=22.5, 24.5 MeV; measured σ(θ), asymmetry(θ). 18O levels deduced deformation parameters β2, β4.

doi: 10.1016/0370-2693(71)90017-7
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1970GU04      Lett.Nuovo Cimento 3, 639 (1970)

P.Guazzoni, S.Micheletti, M.Pignanelli

Resonances in the Elastic and Inelastic Scattering of Protons by Oxygen-16 between 18.5 and 30 MeV

NUCLEAR REACTIONS 16O(p, p), (p, p'), E=18.5-30 MeV; measured σ(E;θ). 17F deduced resonance structure.

doi: 10.1007/BF02755478
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1970GU06      Nuovo Cimento 67A, 407 (1970)

P.Guazzoni, I.Iori, S.Micheletti, N.Molho, M.Pignanelli, G.Tagliaferri

On the (p, α) Direct-Reaction Mechanism in Light Nuclei

NUCLEAR REACTIONS 9Be, 11B, 19F(p, α), E=26.7 MeV; 12C, 16O(p, α), E=25-45 MeV; measured σ(θ), σ(E;θ).

doi: 10.1007/BF02728530
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1970PE17      Phys.Rev. C2, 1440 (1970)

F.Pellegrini, F.Gentilin, P.Guazzoni, S.Micheletti, M.Pignanelli

(p, d) Reactions on Silicon Isotopes at 27.3 MeV

NUCLEAR REACTIONS 29,30Si(p, d), E=27.3 MeV; measured σ(Ed, θ). 28,29Si deduced levels, J, π, isobaric analogs, S.

doi: 10.1103/PhysRevC.2.1440
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1969GA03      Nucl.Phys. A126, 562 (1969)

G.Gambarini, I.Iori, S.Micheletti, N.Molho, M.Pignanelli, G.Tagliaferri

Study of (p, α) Reactions in Light Nuclei at 38 MeV

NUCLEAR REACTIONS 9Be, 11B, 12C, 16O, 19F(p, α); Ep=38 MeV; measured σ(Eα, θ). PWBA analysis. Natural targets.

doi: 10.1016/0375-9474(69)90847-1
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1968FA01      Nucl.Phys. A111, 255(1968)

M.Fazio, P.Guazzoni, S.Micheletti, M.Pignanelli, L.Zetta

Compound Nucleus and Direct Effects in the (n, d) Reaction on 19F and 23Na at 14 MeV Neutron Energy

NUCLEAR REACTIONS 19F(n, p), (n, d), 23Na(n, d), En=14.1 MeV; measured σ(Ep, θ), σ(Ed, θ). 18,19O, 22Ne deduced levels, compound nucleus contribution, S. Natural targets.

doi: 10.1016/0375-9474(68)90121-8
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