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NSR database version of May 23, 2024.

Search: Author = G.Guarino

Found 21 matches.

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1994JU01      Phys.Rev. C49, R5 (1994)

M.L.Justice, Y.Blumenfeld, N.Colonna, D.N.Delis, G.Guarino, K.Hanold, J.C.Meng, G.F.Peaslee, G.J.Wozniak, L.G.Moretto

Electromagnetic Dissociation of 238U at 120 MeV/nucleon

NUCLEAR REACTIONS U(9Be, F), (27Al, F), (Cu, F), (Ag, F), (238U, F), E=120 MeV/nucleon; measured fission σ, fragment velocities; deduced electromagnetic component estimate of fission σ.

doi: 10.1103/PhysRevC.49.R5
Citations: PlumX Metrics

1993RO02      Nucl.Phys. A551, 508 (1993)

P.Roussel-Chomaz, N.Colonna, Y.Blumenfeld, B.Libby, G.F.Peaslee, D.N.Delis, K.Hanold, M.A.McMahan, J.C.Meng, Q.C.Sui, G.J.Wozniak, L.G.Moretto, H.Madani, A.A.Marchetti, A.C.Mignerey, G.Guarino, N.Santoruvo, I.Iori, S.Bradley

Complex Fragment Production and Multifragmentation in 139La-Induced Reactions at 35, 40, 45 and 55 MeV/u

NUCLEAR REACTIONS 12C, 27Al, 40Ca, Cu, 139La(139La, X), E=35, 40, 45, 55 MeV/nucleon; measured σ(fragment E, θ), (fragment)(fragment)-coin; deduced source velocities, charge distributions.

doi: 10.1016/0375-9474(93)90460-F
Citations: PlumX Metrics

1991BO08      Nucl.Phys. A523, 386 (1991)

D.R.Bowman, G.F.Peaslee, N.Colonna, R.J.Charity, M.A.McMahan, D.Delis, H.Han, K.Jing, G.J.Wozniak, L.G.Moretto, W.L.Kehoe, B.Libby, A.C.Mignerey, A.Moroni, S.Angius, I.Iori, A.Pantaleo, G.Guarino

Equilibrium and Non-Equilibrium Complex Fragment Emission in 50-100 MeV/u 139La + 12C Reactions

NUCLEAR REACTIONS 12C(139La, X), E=50-100 MeV/nucleon; measured (fragment)(fragment)-coin, charge, angle, mass distributions; deduced emission process.

doi: 10.1016/0375-9474(91)90010-4
Citations: PlumX Metrics

1990CH17      Nucl.Phys. A511, 59 (1990)

R.J.Charity, K.X.Jing, D.R.Bowman, M.A.McMahan, G.J.Wozniak, L.G.Moretto, N.Colonna, G.Guarino, A.Pantaleo, L.Fiore, A.Gobbi, K.D.Hildenbrand

Sources of Complex Fragment Emission in Lanthanum-Induced Reactions at E/A = 14.7 and 18.0 MeV

NUCLEAR REACTIONS 12C, 27Al(139La, X), E=14.7, 18.0 MeV/nucleon; measured σ(fragment E, θ), (fragment)(fragment)-coin. Statistical model calculations.

doi: 10.1016/0375-9474(90)90027-J
Citations: PlumX Metrics

1990FI01      Phys.Rev. C41, R419 (1990)

L.Fiore, G.D'Erasmo, E.M.Fiore, G.Guarino, A.Pantaleo, V.Paticchio, G.Viesti, G.Lanzano, A.Pagano

Neutron Emission and Energy Partition in the Inelastic Reactions of 154 MeV 32S on 100Mo

NUCLEAR REACTIONS 100Mo(32S, xn), E=154 MeV; measured neutron spectra, multiplicities; deduced (Q value) dependence.

doi: 10.1103/PhysRevC.41.R419
Citations: PlumX Metrics

1989CO05      Phys.Rev.Lett. 62, 1833 (1989)

N.Colonna, R.J.Charity, D.R.Bowman, M.A.McMahan, G.J.Wozniak, L.G.Moretto, G.Guarino, A.Pantaleo, L.Fiore, A.Gobbi, K.D.Hildenbrand

Incomplete Fusion and Complex-Fragment Emission: A continuum of isotropic sources

NUCLEAR REACTIONS 64Ni(139La, X), E=18 MeV/nucleon; measured (fragment)(fragment)coin-, invariant σ; deduced isotropic source continuum.

doi: 10.1103/PhysRevLett.62.1833
Citations: PlumX Metrics

1989FI09      Nuovo Cim. 101A, 883 (1989)

L.Fiore, G.D'Erasmo, G.Guarino, A.Pantaleo, G.Viesti, F.Gramegna, G.Prete, I.Iori, A.Moroni, P.Blasi

The Inelastic Reactions Induced by 32S on 58Ni at 125 and 143 MeV

NUCLEAR REACTIONS 58Ni(32S, 32S), E=125, 143 MeV; measured σ(θ). 58Ni(32S, X), E=125, 143 MeV; measured fragment energy loss, element distribution, moments; deduced potential energy surface features.

doi: 10.1007/BF02800157
Citations: PlumX Metrics

1988CH19      Nucl.Phys. A483, 371 (1988)

R.J.Charity, M.A.McMahan, G.J.Wozniak, R.J.McDonald, L.G.Moretto, D.G.Sarantites, L.G.Sobotka, G.Guarino, A.Pantaleo, L.Fiore, A.Gobbi, K.D.Hildenbrand

Systematics of Complex Fragment Emission in Niobium-Induced Reactions

NUCLEAR REACTIONS Be, C, 27Al(Nb, X), E=11.4, 14.7, 18.0 MeV/nucleon; measured σ(fragment, E, θ), (fragment)(fragment)-coin. Statistical model calculations.

doi: 10.1016/0375-9474(88)90542-8
Citations: PlumX Metrics

1988GU11      Phys.Rev. C38, 1948 (1988)

G.Guarino, E.M.Fiore, A.Pantaleo, V.Paticchio, A.Gobbi, M.Petrovici

Isospin Relaxation in the Reaction 98Mo + 98Mo at 14.7 MeV/Nucleon

NUCLEAR REACTIONS 98Mo(98Mo, X), E=14.7 MeV/nucleon; measured σ(fragment A, Z) vs energy loss; deduced isospin relaxation, primary distribution features.

doi: 10.1103/PhysRevC.38.1948
Citations: PlumX Metrics

1988PE02      Nucl.Phys. A477, 277 (1988)

M.Petrovici, J.Albinski, R.Bock, R.Cusson, A.Gobbi, G.Guarino, S.Gralla, K.D.Hildenbrand, W.F.J.Muller, A.Olmi, H.Stelzer, J.Toke

Fast Dissipative Collisions

NUCLEAR REACTIONS 98Mo, 147,154Sm(98Mo, X), 92Mo, 154Sm, 238U(92Mo, X), E=14.7 MeV/nucleon; measured σ(fragment θ), mass, charge variances, excitation energy sharing; deduced charge equilibration, excitation energy sharing mechanisms. Large area position sensitive ionization chamber. Monte Carlo simulation.

doi: 10.1016/0375-9474(88)90322-3
Citations: PlumX Metrics

1987FO01      Phys.Rev. C35, 338 (1987)

B.Fornal, F.Gramegna, W.Meczynski, G.Prete, R.A.Ricci, G.Viesti, G.D'Erasmo, L.Fiore, G.Guarino, A.Pantaleo, P.Blasi, F.Lucarelli, I.Iori, A.Moroni

Observation of Selective γ Decay of Fission-Like Fragments in the 32S + 58Ni Reaction at 143 MeV

NUCLEAR REACTIONS 58Ni(32S, X), E=143 MeV; measured γ-multiplicities, anisotropies, Q vs fragment Z; deduced deformation role in symmetric splitting. Enriched target, NaI(Tl) detectors.

doi: 10.1103/PhysRevC.35.338
Citations: PlumX Metrics

1987FO15      Z.Phys. A328, 227 (1987)

B.Fornal, F.Gramegna, W.Meczynski, G.Prete, R.A.Ricci, G.Viesti, G.D'Erasmo, L.Fiore, G.Guarino, A.Pantaleo, I.Iori, A.Moroni, P.Blasi, F.Lucarelli

Projectile-Like Fragments Excitation and Gamma-Rays Emission after the Deep Inelastic Reaction of 32S on 58Ni

NUCLEAR REACTIONS 58Ni(32S, X), E=143 MeV; measured σ(Eγ), γ-ray multiplicities, anisotropies; deduced projectile-like fragment γ-emission features. Enriched target, NaI(Tl) scintillators.

1986SH29      Europhys.Lett. 1, 113 (1986)

W.Q.Shen, J.Albinski, R.Bock, A.Gobbi, S.Gralla, K.D.Hildenbrand, N.Herrmann, J.Kuzminski, W.F.J.Muller, H.Stelzer, J.Toke, B.B.Back, S.Bjornholm, S.P.Sorensen, A.Olmi, G.Guarino

Characteristic Time for Mass Asymmetry Relaxation in Quasi-Fission Reactions.

NUCLEAR REACTIONS 32S, 40,48Ca, Zn(238U, F), E=4.6-7.5 MeV/nucleon; measured fission fragment σ(θ) vs mass, kinetic energy; deduced mass asymmetry degree of freedom relaxation time constant, driving force, shape characteristics, dissipation mechanism.

doi: 10.1209/0295-5075/1/3/004
Citations: PlumX Metrics

1986VI06      Z.Phys. A324, 161 (1986)

G.Viesti, B.Fornal, F.Gramegna, G.Prete, R.A.Ricci, G.D'Erasmo, L.Fiore, G.Guarino, A.Pantaleo, I.Iori, A.Moroni, P.Blasi, F.Lucarelli

Discrete γ-Rays in the Reactions of 143 MeV 32S with 58Ni

NUCLEAR REACTIONS 58Ni(32S, X)61Cu/60Cu/59Cu/59Ni/58Ni/62Zn/61Zn/60Zn/61Cu/60Cu/59Cu/58Ni, E=143 MeV; measured γ(fragment)-coin; deduced target like residual yields. 58Ni(32S, 32S), (32S, 28Si), E=143 MeV; measured γ yields vs reaction (Q).

1984GR20      Phys.Rev. C30, 1214 (1984)

K.Grotowski, Z.Majka, R.Planeta, M.Szczodrak, Y.Chan, G.Guarino, L.G.Moretto, D.J.Morrissey, L.G.Sobotka, R.G.Stokstad, I.Tserruya, S.Wald, G.J.Wozniak

Symmetric Splitting of very Light Systems

NUCLEAR REACTIONS, ICPND 40Ca(6Li, X), E=153 MeV; 40Ca(9Be, X), E=141 MeV; 40Ca(12C, X), E=74-185 MeV; measured (fragment)(fragment)-coin, σ(fragment θ, E), σ(fragment θ, E, Z), angular, energy, charge correlations, σ(θ1, θ2); deduced symmetric mass split σ(E). 52Fe, 49Cr, 46V deduced near symmetric breakup.

doi: 10.1103/PhysRevC.30.1214
Citations: PlumX Metrics

1984GU11      Nucl.Phys. A424, 157 (1984)

G.Guarino, A.Gobbi, K.D.Hildenbrand, W.F.J.Muller, A.Olmi, H.Sann, S.Bjornholm, G.Rudolf

Mass Drift in Reactions between a Heavy and a Light Nucleus

NUCLEAR REACTIONS 48Ca, 50Ti(238U, X), 208Pb(56Fe, X), E=4.6-6.1 MeV/nucleon; measured σ(fragment, θ, E, A); deduced mass drift vs energy loss, θ.

doi: 10.1016/0375-9474(84)90133-7
Citations: PlumX Metrics

1984MC10      Nucl.Instrum.Methods 219, 508 (1984)

R.J.McDonald, L.G.Sobotka, Z.Q.Yao, G.J.Wozniak, G.Guarino

Large Solid Angle Bragg-Curve Spectrometer

ATOMIC PHYSICS Ag(28Si, 28Si), E=206 MeV; Ag(56Fe, 56Fe), E=413 MeV; 197Au(86Kr, 86Kr), E=670 MeV; measured scattered beam charge, energy resolution. Bragg curve spectrometer.

doi: 10.1016/0167-5087(84)90222-9
Citations: PlumX Metrics

1984MO05      Nuovo Cim. 79A, 149 (1984)

L.G.Moretto, G.Guarino

The ' Soggy Saddle ' Theory of Fission

NUCLEAR STRUCTURE 180W; calculated fission to neutron decay width ratio vs excitation.

doi: 10.1007/BF02831160
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1983SO08      Phys.Rev.Lett. 51, 2187 (1983)

L.G.Sobotka, M.L.Padgett, G.J.Wozniak, G.Guarino, A.J.Pacheco, L.G.Moretto, Y.Chan, R.G.Stokstad, I.Tserruya, S.Wald

Compound-Nucleus Decay via the Emission of Heavy Nuclei

NUCLEAR REACTIONS Ag(3He, α), (3He, 7Be), (3He, 9Be), E=90 MeV; measured σ(θ), σ(θ, Eα), σ(θ, E(Be)). Ag(3He, X), E=90 MeV; measured σ(fragment E), σ(fragment θ), σ(fragment Z) for X=B, C, N, O; deduced reaction mechanism.

doi: 10.1103/PhysRevLett.51.2187
Citations: PlumX Metrics

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
Citations: PlumX Metrics

1980DE38      Nuovo Cim. A59, 101 (1980)

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

Energy Dependence of Optical-Model Parameters for the p + 32S System between 15 and 35 MeV

NUCLEAR REACTIONS 32S(p, p), (p, p'), E=18.24, 20.37, 23.24, 26.55, 29.64 MeV; measured σ(θ, Ep'); 32S(polarized p, p), (polarized p, p'), E=17.5, 30.3 MeV; analyzed data; deduced optical model parameters. Optical model, coupled channel analyses.

doi: 10.1007/BF02816773
Citations: PlumX Metrics

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