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Search: Author = T.Udagawa

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2010SO06      Phys.Rev. C 81, 047604 (2010)

W.Y.So, T.Udagawa, K.S.Kim, S.W.Hong, B.T.Kim

Characteristics of the polarization part of the optical potential for a weakly bound projectile, 9Be

NUCLEAR REACTIONS 28Si(9Be, X), E=9.1, 10.6, 12.9, 15.1, 17.4, 19.7 MeV; 144Sm(9Be, X), E=31.1, 32.0, 32.9, 34.8, 36.7, 38.6 MeV; 208Pb(9Be, X), E=36.4, 38.3, 40.3, 42.2, 44.1, 47.9 MeV; calculated ratios of elastic to Rutherford σ, direct reaction (DR) σ and fusion σ. Extended optical model with the double-folding potential.

doi: 10.1103/PhysRevC.81.047604
Citations: PlumX Metrics

2008SO02      Phys.Rev. C 77, 024609 (2008)

W.Y.So, T.Udagawa, S.W.Hong, B.T.Kim

Extended optical model analyses of elastic scattering and fusion cross section data for the 12C+208Pb system at near-Coulomb-barrier energies by using a folding potential

NUCLEAR REACTIONS 208Pb(12C, X), E=50-120 MeV; 208Pb(6Li, X), E=20-80 MeV; analyzed cross sections.

doi: 10.1103/PhysRevC.77.024609
Citations: PlumX Metrics

2007SO03      Phys.Rev. C 75, 024610 (2007)

W.Y.So, T.Udagawa, K.S.Kim, S.W.Hong, B.T.Kim

Extended optical model analyses of elastic scattering and fusion cross sections for the 6Li+208Pb system at near-Coulomb-barrier energies using a folding potential

NUCLEAR REACTIONS 208Pb(6Li, X), (6Li, 6Li), E(cm) ≈ 20-45 MeV; analyzed fusion σ, elastic σ(θ), related data; deduced polarization potential features. Extended optical model approach.

doi: 10.1103/PhysRevC.75.024610
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2007SO13      Phys.Rev. C 76, 024613 (2007)

W.Y.So, T.Udagawa, K.S.Kim, S.W.Hong, B.T.Kim

Extended optical model analyses of elastic scattering and fusion cross section data for the 7Li+208Pb system at near-Coulomb-barrier energies using a folding potential

NUCLEAR REACTIONS 208Pb(7Li, X), E not given; analyzed elastic scattering and fusion cross sections using the extended optical model.

doi: 10.1103/PhysRevC.76.024613
Citations: PlumX Metrics

2005SO16      Phys.Rev. C 72, 064602 (2005)

W.Y.So, S.W.Hong, B.T.Kim, T.Udagawa

Extended optical model analyses of elastic scattering, direct reaction, and fusion cross sections for the 9Be + 208Pb system at near-Coulomb-barrier energies

NUCLEAR REACTIONS 208Pb(9Be, 9Be), (9Be, X), E=36-48 MeV; analyzed elastic σ(θ), fusion and direct-reaction σ. Extended optical model.

doi: 10.1103/PhysRevC.72.064602
Citations: PlumX Metrics

2004SO15      Phys.Rev. C 69, 064606 (2004)

W.Y.So, S.W.Hong, B.T.Kim, T.Udagawa

Extended optical model analyses of elastic scattering and fusion cross sections for heavy-ion collisions with loosely bound projectiles at near-Coulomb-barrier energies

NUCLEAR REACTIONS 208Pb(6Li, X), (6Li, 6Li), E(cm)=28-38 MeV; 209Bi(9Be, X), (9Be, 9Be), E(cm)=38-46 MeV; analyzed fusion, breakup, and elastic scattering σ, σ(θ); deduced direct reaction and fusion potential features. Extended optical model analysis.

doi: 10.1103/PhysRevC.69.064606
Citations: PlumX Metrics

2004SO24      Prog.Theor.Phys.(Kyoto), Suppl. 154, 217 (2004)

W.Y.So, S.W.Hong, B.T.Kim, T.Udagawa

Optical Model Analyses of Elastic Scattering, Fusion, and Breakup Reaction Induced by Loosely Bound Nuclei

NUCLEAR REACTIONS 208Pb(16O, X), (16O, 16O), E(cm)=80-102 MeV; 208Pb(6Li, X), (6Li, 6Li), E(cm)=28-38 MeV; 209Bi(9Be, X), (9Be, 9Be), E(cm)=38-47 MeV; 209Bi(6He, X), (6He, 6He), E(cm)=14-22 MeV; analyzed fusion, elastic, breakup σ; deduced polarization potential. Extended optical model.

doi: 10.1143/PTPS.154.217
Citations: PlumX Metrics

2002KI07      Phys.Rev. C65, 044607 (2002)

B.T.Kim, W.Y.So, S.W.Hong, T.Udagawa

Semiclassical Character and Optical Model Description of Heavy Ion Scattering, Direct Reactions, and Fusion at Near-Barrier Energies

NUCLEAR REACTIONS 208Pb(16O, X), E=90 MeV; calculated elastic, direct reaction, and fusion probabilities. 208Pb(16O, X), E=80-110 MeV; calculated direct reaction and fusion σ. 208Pb(16O, 16O), E=80-102 MeV; calculated σ(θ). Optical model, comparisons with data.

doi: 10.1103/PhysRevC.65.044607
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2002KI08      Phys.Rev. C65, 044616 (2002)

B.T.Kim, W.Y.So, S.W.Hong, T.Udagawa

Simultaneous Optical Model Analyses of Elastic Scattering, Breakup, and Fusion Cross Section Data for the 6He + 209Bi System at Near-Coulomb-Barrier Energies

NUCLEAR REACTIONS 209Bi(6He, X), E(cm)=18.5, 21.9 MeV; calculated elastic, direct reaction, and fusion probabilities. 209Bi(6He, X), E(cm)=14-22 MeV; calculated direct reaction and fusion σ. 209Bi(6He, 6He), E=14.3-21.4 MeV; calculated σ(θ). Optical model, comparisons with data.

doi: 10.1103/PhysRevC.65.044616
Citations: PlumX Metrics

2000KI03      Phys.Rev. C61, 044611 (2000)

B.T.Kim, D.P.Knobles, S.A.Stotts, T.Udagawa

Antisymmetric Distorted Wave Impulse Approximation Calculations of Spin Transfer Cross Sections for (3He(pol), t(pol)) Reactions to the Continuum

NUCLEAR REACTIONS 12C, 90Zr(polarized p, n), (polarized 3He, t), E=200, 300 MeV/nucleon; calculated σ(θ=0°), spin transfer coefficients. DWIA, continuum Tamm-Dancoff method. Comparisons with data.

doi: 10.1103/PhysRevC.61.044611
Citations: PlumX Metrics

2000PA45      Phys.Rev. C62, 024906 (2000)

S.D.Paganis, G.W.Hoffmann, R.L.Ray, J.-L.Tang, T.Udagawa, R.S.Longacre

Can Doubly Strange Dibaryon Resonances be Discovered at RHIC ?

NUCLEAR REACTIONS 197Au(197Au, X), E(cm)=200 GeV/nucleon; calculated doubly strange dibaryon associated invariant mass spectra, detection probabilities.

doi: 10.1103/PhysRevC.62.024906
Citations: PlumX Metrics

1998GO11      Nucl.Phys. A635, 346 (1998)

A.Gomez-Camacho, E.Martinez-Quiroz, T.Udagawa

Coupled-Channel Analysis of Scattering and Fusion Reactions on the System 16O + 60Ni for Energies Below and Above the Coulomb Barrier Energy

NUCLEAR REACTIONS 60Ni(16O, 16O), E=36-142 MeV; 60Ni(16O, 16O'), E=42-56 MeV; calculated σ(θ). 60Ni(16O, X), E(cm)=30-60 MeV; calculated fusion σ. Coupled-channels calculations, comparison with data.

doi: 10.1016/S0375-9474(98)00185-7
Citations: PlumX Metrics

1998GO15      Nuovo Cim. 111A, 35 (1998)

A.Gomez-Camacho, E.F.Aguilera, T.Udagawa, Y.Sugiyama

Unified Calculations of Scattering and Fusion Reactions on the Systems 28Si + 58Ni and 28Si + 64Ni at Near-Coulomb Barrier Energies

NUCLEAR REACTIONS 58Ni(28Si, X), E=52.4-59.9 MeV; 64Ni(28Si, X), E=50.0-76.4 MeV; calculated fusion, elastic, 2+-inelastic σ. Coupled-channels approach, optical potential, comparison with data.

1998KI10      Nucl.Instrum.Methods Phys.Res. A402, 354 (1998)

B.T.Kim, T.Udagawa

Intermediate Energy Charge-Exchange Reactions Induced by Polarized 3He

NUCLEAR REACTIONS 12C(polarized p, n), (polarized 3He, t), E=200, 300 MeV/nucleon; calculated polarization transfer coefficients, σ(θ); deduced l=2 component.

doi: 10.1016/S0168-9002(97)00862-0
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1997KO08      Phys.Rev. C55, 1819 (1997)

B.Korfgen, P.Oltmanns, F.Osterfeld, T.Udagawa

Damping Mechanisms of the Δ Resonance in Nuclei

NUCLEAR REACTIONS 12C(π+, π+p), E=245 MeV; analyzed σ(Ep, θp, θ(π)). 12C(π+, 2p), E=165 MeV; analyzed σ(θ(p1), θ(p2)), σ(θ(p1), θ(p2), E1). 12C(3He, tpπ+), (3He, t2p), E=2 GeV; analyzed σ(θ) vs ω; deduced Δ(1232) resonance damping mechanisms related features. Δ-hole model.

doi: 10.1103/PhysRevC.55.1819
Citations: PlumX Metrics

1997PA19      Phys.Rev. C56, 570 (1997)

S.D.Paganis, T.Udagawa, G.W.Hoffmann, R.L.Ray

Can Only Flavor-Nonsinglet H Dibaryons be Stable Against Strong Decays ( Question )

doi: 10.1103/PhysRevC.56.570
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1996KN04      Phys.Rev. C54, 2090 (1996)

D.P.Knobles, S.A.Stotts, T.Udagawa

Reply to ` Comment on ` Continuum Tamm-Dancoff Approximation Calculations for the Escape Widths of the Isobaric Analog State and Gamow-Teller Resonance in 208Bi' '

NUCLEAR STRUCTURE 209Bi; analyzed IAS, Gamow-Teller resonances escape widths predictions; deduced continuum damping nature, mean-field, residual interaction self-consistency issue related features.

doi: 10.1103/PhysRevC.54.2090
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1996PR03      Phys.Rev.Lett. 76, 4488 (1996)

D.L.Prout, S.DeLucia, D.Cooper, B.Luther, E.Sugarbaker, T.N.Taddeucci, L.J.Rybarcyk, J.Rapaport, B.K.Park, C.D.Goodman, G.Edwards, C.Glashausser, T.Sams, T.Udagawa, F.Osterfeld

Spin Decomposition of the Δ Resonance Cross Section using the 12C(p(pol), n(pol)) Reaction at E(p) = 795 MeV

NUCLEAR REACTIONS 12C(polarized p, n), E=795 MeV; measured polarization observables; deduced spin-longitudinal, spin-transverse, spin-independent partial σ, Δ-production related features.

doi: 10.1103/PhysRevLett.76.4488
Citations: PlumX Metrics

1995IZ01      Phys.Rev. C51, 761 (1995)

T.Izumoto, T.Udagawa, B.T.Kim

Coupled-Channels Analyses of Scattering and Fusion Cross Sections of 16O + 152,154Sm, 186W Systems at Sub- and Near-Coulomb Barrier Energies

NUCLEAR REACTIONS, ICPND 152Sm(16O, 16O), (16O, 16O'), (16O, X), E=59-72 MeV; analyzed σ(θ), fusion σ(E). 154Sm(16O, X), E(cm)=53-73 MeV; 186W(16O, X), E=63-83 MeV; analyzed fusion σ(E); deduced models parameters. Coupled-channels approach.

doi: 10.1103/PhysRevC.51.761
Citations: PlumX Metrics

1995KN04      Phys.Rev. C52, 2257 (1995)

D.P.Knobles, S.A.Stotts, T.Udagawa

Continuum Tamm-Dancoff Approximation Calculations for the Escape Widths of the Isobaric Analog State and Gamow-Teller Resonance in 208Bi

NUCLEAR STRUCTURE 208Bi; calculated IAS, Gamow-Teller resonance proton escape widths. Charge-exchange continuum Tamm-Dancoff equations.

doi: 10.1103/PhysRevC.52.2257
Citations: PlumX Metrics

1994KI13      Phys.Rev. C50, 2035 (1994)

C.-Y.Kim, T.Udagawa, J.Guillot, H.Langevin-Joliot, J.Van de Wiele, J.J.Florent, A.Willis, E.Hourani, E.Gerlic, G.Duhamel-Chretien

Breakup-Fusion Analyses of the 240 MeV 40Ca(3He, d) and 40Ca(3He, dp) Reactions

NUCLEAR REACTIONS 40Ca(3He, dX), (3He, dp), E=240 MeV; measured exclusive, inclusive 41Sc excitation energy spectra. Breakup-fusion analysis.

doi: 10.1103/PhysRevC.50.2035
Citations: PlumX Metrics

1994KO23      Phys.Rev. C50, 1637 (1994)

B.Korfgen, F.Osterfeld, T.Udagawa

Longitudinal and Transverse Spin Response of 12C in the Δ Resonance Region

NUCLEAR REACTIONS 12C(π-, π-), E=120-280 MeV; 12C(γ, π0), E at ≈ 175-450 MeV/c; calculated σ(θ), σ(E). 12C(3He, tπ+), E=2 GeV; calculated σ(θ). Isobar-hole model.

doi: 10.1103/PhysRevC.50.1637
Citations: PlumX Metrics

1994OS02      Nucl.Phys. A577, 237c (1994)

F.Osterfeld, B.Korfgen, P.Oltmanns, T.Udagawa

Δ Excitations in Nuclei and Their Decay Properties

NUCLEAR REACTIONS 12C(3He, t), (3He, 2pt), E=2 GeV; analyzed σ(θ) vs energy transfer. 12C(3He, tπ+), E=2 GeV; 12C(π-, π-), E=120 MeV; 12C(γ, π0), E at 235 MeV/c; analyzed σ(θ(π)). Isobar-hole model.

doi: 10.1016/0375-9474(94)90862-1
Citations: PlumX Metrics

1994UD01      Phys.Rev. C49, 3162 (1994)

T.Udagawa, P.Oltmanns, F.Osterfeld, S.W.Hong

Δ Excitations in Nuclei and Their Decay Properties

NUCLEAR REACTIONS 1H(p, nX), 12C(p, n), E=0.8 GeV; 1H(3He, tX), 12C(3He, t), E=2 GeV; calculated σ(θ, En), σ(θ, Et). 1H(polarized p, nX), E=0.8 GeV; calculated spin transfer coefficient. Formalism for Δ excitation.

doi: 10.1103/PhysRevC.49.3162
Citations: PlumX Metrics

1994UD02      Nucl.Phys. A577, 67c (1994)

T.Udagawa, D.P.Knobles, S.A.Stotts

Continuum Tamm-Dancoff-Approximation Calculations of the Escape Widths of the Gamow-Teller Resonance in 208Bi

NUCLEAR STRUCTURE 208Bi; calculated Gamow-Teller, IAR resonance energies, proton escape widths. Charge-exchange, continuum TDA.

doi: 10.1016/0375-9474(94)90835-4
Citations: PlumX Metrics

1993GO25      Nucl.Phys. A565, 607 (1993)

A.Gomez, T.Udagawa

Calculations on the Giant-Dipole Resonance in the Continuum Random-Phase Approximation with a Momentum-Dependent Interaction

NUCLEAR REACTIONS 4He(γ, p), (γ, n), E=20-34 MeV; 16O(γ, p), (γ, n), E=15-35 MeV; 40Ca(γ, p), (γ, n), E=12-34 MeV; calculated σ(E) near GDR. Continuum RPA.

doi: 10.1016/0375-9474(93)90048-3
Citations: PlumX Metrics

1993GU10      Nucl.Phys. A564, 425 (1993)

P.Guazzoni, M.Jaskola, L.Zetta, C.-Y.Kim, T.Udagawa, G.Bohlen

Study of the 40Ca(6Li, d)44Ti Reaction at 60.1 MeV with the Breakup-Fusion Model

NUCLEAR REACTIONS 40Ca(6Li, d), E=60.1 MeV; measured σ(θ), σ(Ed). 44Ti deduced levels, J, π, band structure, spectroscopic factors. Breakup fusion model.

doi: 10.1016/0375-9474(93)90513-W
Citations: PlumX Metrics

1993OL01      Phys.Lett. 299B, 194 (1993)

P.Oltmanns, F.Osterfeld, T.Udagawa

Coherent Pion Production in Intermediate Energy Charge-Exchange Reactions

NUCLEAR REACTIONS 12C(p, nX), E=800, 822 MeV; calculated inclusive, exclusive, coherent pion production, σ(θ, E); deduced unique signature on nuclear pionic mode.

doi: 10.1016/0370-2693(93)90246-E
Citations: PlumX Metrics

1993OL06      Acta Phys.Pol. B24, 1609 (1993)

P.Oltmanns, B.Korfgen, F.Osterfeld, T.Udagawa

Coherent Pion Production in the Delta Resonance Region

NUCLEAR REACTIONS 12C(3He, tX), E=2 GeV; 12C(γ, π0), E=235, 291 MeV; compiled, reviewed data, model analyses; deduced coherent pion production features.

1993OS02      Phys.Scr. 48, 95 (1993)

F.Osterfeld, B.Korfgen, P.Oltmanns, T.Udagawa

Δ Excitations in Nuclei and the Coherent Pion Decay

NUCLEAR REACTIONS 12C(γ, X), (π, X), E=200-400 MeV; calculated total σ(E). 1H(polarized p, X), E=800 MeV; calculated spin transfer coefficients vs energy transfer for neutron. 12C(polarized p, n), E=800, 822 MeV; calculated σ(θ), spin transfer coefficient vs energy transfer. Isobar-hole model.

doi: 10.1088/0031-8949/48/1/016
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1992KI18      Phys.Rev. C46, 532 (1992)

C.-Y.Kim, T.Udagawa

Breakup-Fusion Analyses of the 40Ca(6Li, d)44Ti Reactions and α-Cluster Structure in 44Ti

NUCLEAR REACTIONS 40Ca(6Li, d), E=28, 50 MeV; analyzed σ(θ). 44Ti deduced levels, J, π, α-cluster structure, spectroscopic factors. Breakup-fusion approach.

doi: 10.1103/PhysRevC.46.532
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1992UD01      Phys.Rev. C45, 876 (1992)

T.Udagawa, M.Naito, B.T.Kim

Systematics of Sub- and Near-Barrier Fusion Cross Sections and the Threshold Anomaly

NUCLEAR REACTIONS 60Ni(16O, X), E(cm)=30-48 MeV; calculated fusion σ related parameter 'S' vs E; deduced threshold energy ambiguity.

doi: 10.1103/PhysRevC.45.876
Citations: PlumX Metrics

1991KI16      Phys.Lett. 273B, 37 (1991)

B.T.Kim, T.Udagawa

Dynamical Fusion and Direct Reaction Polarization Potentials for Heavy-Ion Scattering and Fusion at Sub-Coulomb-Barrier Energies

NUCLEAR REACTIONS 208Pb(16O, X), E=80 MeV; calculated absorption density vs radius, fusion, direct reaction. Dynamical polarization potential.

doi: 10.1016/0370-2693(91)90549-6
Citations: PlumX Metrics

1991KN04      Nucl.Phys. A533, 189 (1991)

D.Knobles, T.Udagawa

Random-Phase Approximation Calculations of the Nuclear Response in the Continuum Using a Finite-Range Interaction

NUCLEAR STRUCTURE 16O, 40Ca; calculated giant quadrupole resonance, Γ, strength function, partial particle emission strength. Continuum RPA.

doi: 10.1016/0375-9474(91)90486-P
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1991OS02      Nucl.Phys. A527, 405c (1991)

F.Osterfeld, S.-W.Hong, T.Udagawa

Spin-Isospin Response of Nuclei in the Δ Resonance Region

NUCLEAR REACTIONS 12C(p, n), E=800 MeV; 12C(3He, t), E=2 GeV; calculated ejectile spectra, σ(θ, E); deduced isobar peak shift features.

doi: 10.1016/0375-9474(91)90130-X
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1990KI03      Phys.Lett. 237B, 19 (1990)

B.T.Kim, M.Naito, T.Udagawa

Polarization Potentials in Heavy Ion Scattering and Fusion

NUCLEAR REACTIONS, ICPND 208Pb(16O, 16O), E=80-104 MeV; calculated σ(θ). 208Pb(16O, X), E=80-104 MeV; calculated total, fusion, reaction σ(E). Polarization potential.

doi: 10.1016/0370-2693(90)90453-D
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1990KI09      Phys.Rev. C42, 1147 (1990)

B.T.Kim, T.Udagawa

Method for Nonlocal Optical Model Calculations

NUCLEAR REACTIONS 208Pb(n, n), E=7, 14.5 MeV; 208Pb(16O, 16O), E=80 MeV; analyzed data. Nonlocal optical model, rapid solving method.

doi: 10.1103/PhysRevC.42.1147
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1990MA42      Phys.Rev. C42, 683 (1990)

R.C.Mastroleo, T.Udagawa, M.G.Mustafa

Calculations of Complete Fusion, Incomplete Fusion, and Direct Reaction Cross Sections for Deuteron-Induced Reactions

NUCLEAR REACTIONS 93Nb(d, p), E=15, 25.5 MeV; calculated σ(Ep, θp), angle integrated σ. Microscopic breakup-fusion, direct-reaction theories.

doi: 10.1103/PhysRevC.42.683
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1990MA58      Phys.Lett. 245B, 329 (1990)

R.C.Mastroleo, T.Udagawa, M.G.Mustafa

Dynamical Calculations of Linear Momentum Transfer in α-Induced Reactions

NUCLEAR REACTIONS, ICPND 59Co(α, X), E=80 MeV; calculated reaction σ for X=n, p, d, 3He, t, 2p, 2n, α. Dynamical model.

doi: 10.1016/0370-2693(90)90653-N
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1990UD01      Phys.Lett. 245B, 1 (1990)

T.Udagawa, S.-W.Hong, F.Osterfeld

Δ Excitations in Nuclei

NUCLEAR REACTIONS 1H, 12C(p, nX), E=0.8 GeV; 1H, 12C(3He, tX), E=2 GeV; calculated σ(θ, E); deduced Δ excitations role. TDA, DWIA.

doi: 10.1016/0370-2693(90)90154-X
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1990UT02      Nucl.Phys. A511, 379 (1990)

H.Utsunomiya, Y.-W.Lui, L.Cooke, H.Dejbakhsh, D.R.Haenni, P.Heimberg, A.Ray, B.K.Srivastava, R.P.Schmitt, T.Udagawa

Continuous Distribution of αt Relative Kinetic Energies in 7Li Breakup Reactions

NUCLEAR REACTIONS 208Pb(7Li, 7Li), (7Li, 7Li'), E=63 MeV; measured σ(θ). 208Pb, 144Sm, 120Sn, 58Ni(7Li, αt), E=63 MeV; measured σ(Eα, Et, θ); deduced astrophysical implications. Enriched targets. Enge split-pole spectrograph. DWBA analysis.

doi: 10.1016/0375-9474(90)90165-I
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1990UT03      Phys.Rev.Lett. 65, 847 (1990); Erratum Phys.Rev.Lett. 69, 863 (1992)

H.Utsunomiya, Y.-W.Lui, D.R.Haenni, H.Dejbakhsh, L.Cooke, B.K.Srivastava, W.Turmel, D.O'Kelly, R.P.Schmitt, D.Shapira, J.Gomez del Campo, A.Ray, T.Udagawa

Breakup of 7Li Near the α-t Threshold and a Possible Probe of Radiative-Capture Processes

NUCLEAR REACTIONS, ICPND 27Al, 58Ni, 120Sn, 144Sm, 208Pb(7Li, tα), E=42, 63 MeV; measured σ(θ(7Li)) vs E(αt); deduced B(λ), astrophysical S-factor vs E.

doi: 10.1103/PhysRevLett.65.847
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1989AU02      Phys.Lett. 219B, 184 (1989)

N.Auerbach, F.Osterfeld, T.Udagawa

The Spin Isovector Monopole Strength and the (3He, t) Reaction

NUCLEAR REACTIONS 90Zr(p, n), E=200 MeV; 90Zr(3He, t), E=600 MeV; calculated σ(θ), energy integrated σ; deduced spin-flip isovector monopole resonance role.

doi: 10.1016/0370-2693(89)90374-2
Citations: PlumX Metrics

1989HO04      Nucl.Phys. A491, 492 (1989)

S.-W.Hong, T.Udagawa, T.Tamura

The Size of the Fusion Potential

NUCLEAR REACTIONS, ICPND 208Pb(16O, X), E=83-102 MeV; calculated σ(θ), fusion σ(E); deduced model parameters.

doi: 10.1016/0375-9474(89)90582-4
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1989MA13      J.Phys.(London) G15, 473 (1989)

R.C.Mastroleo, T.Udagawa, T.Tamura

Exact Finite Range Evaluation of Breakup-Fusion Cross Sections in the Post-Form

NUCLEAR REACTIONS 58Ni(α, p), E=80 MeV; 62Ni(d, p), E=25.5 MeV; calculated σ(θp, Ep); deduced σ. Exact finite range breakup-fusion σ evaluation, post-form.

doi: 10.1088/0954-3899/15/4/011
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1989UD01      Phys.Rev. C39, 47 (1989)

T.Udagawa, Y.J.Lee, T.Tamura

Breakup-Fusion Analyses of Single-Nucleon Stripping to Bound and Unbound Orbits

NUCLEAR REACTIONS 27Al(d, p), E=25.5 MeV; 62Ni(d, p), E=15, 25.5 MeV; 144Sm(α, t), E=80 MeV; calculated σ(θp, Ep), σ(θt, Et); deduced model parameters. Breakup fusion analysis.

doi: 10.1103/PhysRevC.39.47
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1989UD02      Phys.Rev. C39, 1840 (1989)

T.Udagawa, T.Tamura, B.T.Kim

Simultaneous Analyses of Elastic Scattering and Fusion Cross Sections for the 32S + 58,64Ni Systems at Energies Near the Coulomb Barrier

NUCLEAR REACTIONS, ICPND 58,64Ni(32S, X), (32S, 32S), E=82-108 MeV; calculated σ(θ), fusion σ(E); deduced fusion potential radius, optical model parameters.

doi: 10.1103/PhysRevC.39.1840
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1989UD03      Phys.Rev. C40, 2271 (1989)

T.Udagawa, B.T.Kim

Random-Phase-Approximation Calculations of Nuclear Response in the Continuum

NUCLEAR STRUCTURE 16O, 40Ca, 208Pb; calculated energy weighted quadrupole transition strength RPA.

doi: 10.1103/PhysRevC.40.2271
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1989UD04      Phys.Lett. 230B, 6 (1989)

T.Udagawa, B.T.Kim

Continuum Random-Phase-Approximation Study of Direct Decay of Giant Monopole Resonances in 90Zr and 208Pb

NUCLEAR STRUCTURE 90Zr, 208Pb; calculated giant monopole resonance widths, EWSR strength distribution. Continuum RPA.

doi: 10.1016/0370-2693(89)91643-2
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1988UD01      Phys.Rev. C37, 429 (1988)

T.Udagawa, X.-H.Li, T.Tamura

Breakup-Fusion Analysis of Continuum Spectra of α- and h-Induced Reactions

NUCLEAR REACTIONS, MECPD 58Ni(α, p), (α, d), (α, t), E=80, 160 MeV; 90Zr(α, p), (α, 2p), E=140 MeV; 165Ho(3He, p), (3He, d), E=100 MeV; calculated σ(θp, Ep), σ(θ(t), E(t)), σ(θd, Ed). Break-up fusion model.

doi: 10.1103/PhysRevC.37.429
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1988UD02      Phys.Rev. C37, 2261 (1988)

T.Udagawa, T.Tamura, R.C.Mastroleo

Exact and Approximate Sum Rules for Inclusive Breakup Reactions

NUCLEAR REACTIONS 58Ni(α, p), E=80 MeV; 62Ni(d, p), E=15 MeV; calculated σ(θp, Ep). Exact, approximate sum rule comparisons.

doi: 10.1103/PhysRevC.37.2261
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1988UD03      Nucl.Phys. A482, 391c (1988)

T.Udagawa, F.Osterfeld

Delta Excitations in Nuclei

NUCLEAR REACTIONS 40Ca, 12C(p, n), E=800 MeV; 40Ca, 12C(3He, t), E=2 GeV; calculated σ(θ, En), σ(θ, Et). Isobar-hole model.

doi: 10.1016/0375-9474(88)90599-4
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1988UT01      Phys.Lett. 211B, 24 (1988)

H.Utsunomiya, R.P.Schmitt, Y.-W.Lui, D.R.Haenni, H.Dejbakhsh, L.Cooke, P.Heimberg, A.Ray, T.Tamura, T.Udagawa

Observation of α-t Continuum States with Relative Energies of 0-2 MeV in 7Li Breakup Reactions

NUCLEAR REACTIONS 208Pb, 144Sm, 120Sn, 58Ni(7Li, tα), E=63 MeV; measured αt-coin, σ(θ, θ(αt)) vs E(αt); deduced αt-continuum states. 208Pb, 120Sn(7Li, 7Li'), E=63 MeV; measured σ(θ) following Coulomb excitation.

doi: 10.1016/0370-2693(88)90800-3
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1988WO06      J.Phys.(London) G14, 745 (1988)

B.R.Wong, K.S.Low, T.Tamura, T.Udagawa

Extension of a Semiclassical Method for Heavy-Ion-Induced Nuclear Reactions

NUCLEAR REACTIONS 58Ni(40Ar, 40Ar'), (40Ar, 41K), E=280 MeV; calculated σ vs (Q). Semi-classical DWBA.

doi: 10.1088/0305-4616/14/6/014
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1987MU08      Phys.Rev. C35, 2077 (1987)

M.G.Mustafa, T.Tamura, T.Udagawa

Direct-Reaction Plus Statistical-Model Analysis of the 52Cr(d, 2n)52gMn, 52mMn Reaction

NUCLEAR REACTIONS, ICPND 52Cr(d, 2n), E=8-20 MeV; calculated residual production σ(E), isomer ratios. Direct reaction plus statistical model analyses.

doi: 10.1103/PhysRevC.35.2077
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1987SC04      Phys.Lett. 183B, 243 (1987)

A.Schulte, T.Udagawa, F.Osterfeld, D.Cha

Theoretical Study of the 90Zr(3He, t) and 90Zr(p, n) Reactions at E = 200 MeV per Nucleon

NUCLEAR REACTIONS 90Zr(3He, t), (p, n), E=200 MeV/nucleon; calculated σ(θ), σ(θt, Et), σ(θn, En). 90Nb deduced high L mode excitation mechanism. DWIA, random phase approximation.

doi: 10.1016/0370-2693(87)90956-7
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1987SH15      Phys.Rev.Lett. 59, 1054 (1987)

S.Shlomo, D.H.Youngblood, T.Udagawa, T.Tamura

Excitation of the Isovector Giant Dipole by α-Particle Scattering

NUCLEAR REACTIONS 116Sn(α, α'), E=129 MeV; analyzed σ(θ). 116Sn deduced isovector giant dipole excitation role.

doi: 10.1103/PhysRevLett.59.1054
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1987SH20      Phys.Rev. C36, 1317 (1987)

S.Shlomo, Y.-W.Lui, D.H.Youngblood, T.Udagawa, T.Tamura

Coulomb and Nuclear Excitation of Giant Dipole Resonances in (α, α') Inelastic Scattering

NUCLEAR REACTIONS, MECPD 90Zr(α, α'), E=96 MeV; 116Sn(α, α'), E=129 MeV; 208Pb(α, α'), E=96, 129, 172, 218 MeV; calculated σ(θ); deduced negligible GDR contributions in monopole resonance excitation.

doi: 10.1103/PhysRevC.36.1317
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1987UD01      Phys.Lett. 196B, 291 (1987)

T.Udagawa, Y.J.Lee, T.Tamura

Extension of the Breakup-Fusion Description to Stripping Reactions to Negative Energy States

NUCLEAR REACTIONS, MECPD 27Al(d, p), E=25.5 MeV; calculated σ(E(p), θ(p)).

doi: 10.1016/0370-2693(87)90733-7
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1987UD02      Nucl.Phys. A474, 131 (1987)

T.Udagawa, A.Schulte, F.Osterfeld

Antisymmetric Distorted Wave Impulse Approximation Calculations for Composite Particle Scattering

NUCLEAR REACTIONS 90Zr(3He, t), E=600 MeV; calculated σ(θ); deduced σ(E). Microscopic DWIA.

doi: 10.1016/0375-9474(87)90197-7
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1986KI01      Phys.Rev. C33, 370 (1986)

B.T.Kim, T.Udagawa, T.Tamura

Spin Distribution of Compound Nucleus Formed by Near-Barrier Fusion

NUCLEAR REACTIONS, ICPND 154Sm(16O, X), E(cm)=55-70 MeV; 144Nd(16O, X), 123Sb(37Cl, X), 96Zr(64Ni, X), 80Se(80Se, X), E(cm)=50-60 MeV; calculated fusion σ(E), compound system <J>. Direct reaction approach.

doi: 10.1103/PhysRevC.33.370
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1986KI04      Phys.Rev. C33, 1270 (1986)

B.T.Kim, T.Udagawa, M.Benhamou, T.Tamura

Knockout and Knockout-Fusion Contributions to the (p, p')-Type Singles Cross Sections

NUCLEAR REACTIONS 54Fe, 27Al(p, p'), E=62 MeV; calculated σ(θ, Ep'); deduced knockout, knockout-fusion contributions. Multi-step formalism.

doi: 10.1103/PhysRevC.33.1270
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1986LI05      Phys.Lett. 174B, 1 (1986)

X.-H.Li, T.Udagawa, T.Tamura

Breakup-Pickup and Breakup-Pickup-Fusion Contributions to the Continuum Spectra of (α, d) Reactions

NUCLEAR REACTIONS 58Ni(α, d), E=160 MeV; calculated σ(θd, Ed); deduced breakup reaction mechanism.

doi: 10.1016/0370-2693(86)91116-0
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1985UD01      Phys.Rev. C32, 124 (1985)

T.Udagawa, B.T.Kim, T.Tamura

Direct Reaction Description of Sub- and Above-Barrier Fusion of Heavy Ions

NUCLEAR REACTIONS, ICPND 148,152Sm(16O, X), E(cm)=55-70 MeV; 122Sn(40Ar, X), E(cm)=90-120 MeV; 208Pb(16O, X), E(cm)=75-95 MeV; 40,44Ca(40Ca, X), E(cm)=48-66 MeV; 118Sn(64Ni, X), E(cm)=150-180 MeV; 124Sn(58Ni, X), E(cm)=155-200 MeV; 58,64Ni(58Ni, X), E(cm) ≈ 90-110 MeV; 90,94Zr, 96Mo, 104Ru(81Br, X), E(cm) ≈ 150-200 MeV; calculated fusion σ(E); deduced fusion radius parameters. Optical model, coupled-channels methods.

doi: 10.1103/PhysRevC.32.124
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1985UD02      Phys.Rev. C32, 1435 (1985)

T.Udagawa, S.-W.Hong, T.Tamura

Direct Reaction Description of Complete Fusion above Barrier

NUCLEAR REACTIONS, ICPND 40Ca(16O, X), E=39.4-214 MeV; calculated fusion σ(E); deduced fusion radius parameter. Energy-dependent optical model.

doi: 10.1103/PhysRevC.32.1435
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1984KI08      Phys.Rev. C30, 1087 (1984)

B.T.Kim, T.Udagawa, T.Tamura

Microscopic Calculations of Knockout Reactions Induced by 6Li

NUCLEAR REACTIONS 28Si(6Li, 6Li'), E=156 MeV; calculated σ(θ, E(6Li)), σ(θ). Knockout mechanism.

doi: 10.1103/PhysRevC.30.1087
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1984LI17      Phys.Rev. C30, 1349 (1984)

X.-H.Li, T.Udagawa, T.Tamura

Breakup-Fusion Calculations of Continuum Spectra of (h, p) and (h, d) Reactions at E(h) = 100 MeV

NUCLEAR REACTIONS 165Ho(3He, p), (3He, d), E=100 MeV; calculated σ(θp, Ep), σ(θd, Ed); deduced breakup fusion, elastic breakup σ relative contribution, dominant process radial extension.

doi: 10.1103/PhysRevC.30.1349
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1984LI22      Phys.Rev. C30, 1895 (1984)

X.-H.Li, T.Udagawa, T.Tamura

Assessment of Approximations Made in Breakup-Fusion Descriptions

NUCLEAR REACTIONS 93Nb(d, p), E=25.5 MeV; 58Ni(α, t), E=160 MeV; 58Ni(α, p), E=80, 160 MeV; calculated σ(Ep, θ); deduced approximation accuracies. Different breakup-fusion models.

doi: 10.1103/PhysRevC.30.1895
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1984UD01      Phys.Lett. 135B, 333 (1984)

T.Udagawa, X.-H.Li, T.Tamura

Breakup-Fusion Description of Nonequilibrium Protons from (α, p) Reactions

NUCLEAR REACTIONS 58Ni(α, pX), E=80 MeV; 165Ho(α, pX), E=110 MeV; calculated inclusive σ(θp, Ep); deduced reaction mechanism. Breakup-fusion description.

doi: 10.1016/0370-2693(84)90287-9
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1984UD02      Phys.Rev. C29, 1922 (1984)

T.Udagawa, T.Tamura

Heavy-Ion Subbarier Fusion in Terms of the Direct Reaction Technique

NUCLEAR REACTIONS 64,58Ni(58Ni, X), E(cm) ≈ 90-100 MeV; calculated fusion σ(E). Sub-barrier fusion, direct reaction theory.

doi: 10.1103/PhysRevC.29.1922
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1984UD03      Phys.Lett. 143B, 15 (1984)

T.Udagawa, X.-H.Li, T.Tamura

Breakup-Fusion Description of the (α, d) and (α, t) Reactions

NUCLEAR REACTIONS 58Ni(α, d), (α, t), E=80, 160 MeV; calculated σ(Ed, θd), σ(Et, θt); deduced breakup-fusion role. DWBA analysis.

doi: 10.1016/0370-2693(84)90795-0
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1983LE06      Phys.Lett. 122B, 333 (1983)

H.Lenske, S.Landowne, H.H.Wolter, T.Tamura, T.Udagawa

Direct Reaction Analysis of Continuum Spectra and Polarizations in the 48Ti(16O, 16O') Reaction

NUCLEAR REACTIONS 48Ti(16O, 16O'), E=100 MeV; calculated σ(θ, E(16O)), γ CP vs E(16O), θ. One-, two-step excitations, correlated particle-hole response functions.

doi: 10.1016/0370-2693(83)91576-9
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1983UD01      Phys.Rev. C28, 1033 (1983)

T.Udagawa, K.S.Low, T.Tamura

Assessment of the Feshbach-Kerman-Koonin Approximations in Multistep Direct Reaction Theories

NUCLEAR REACTIONS 58Ni(16O, 16O'), E=60, 100 MeV; 208Pb(p, p'), E=40 MeV; calculated σ(θ). 208Pb(p, p'), E=60 MeV; calculated σ(θ), σ(Ep, θp).

doi: 10.1103/PhysRevC.28.1033
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1982TA14      Phys.Rev. C26, 379 (1982)

T.Tamura, T.Udagawa, H.Lenske

Multistep Direct Reaction Analysis of Continuum Spectra in Reactions Induced by Light Ions

NUCLEAR REACTIONS 27Al(p, p'), E=62 MeV; 208Pb(p, n), E=45 MeV; calculated σ(θ). 209Bi(p, p'), 54Fe(p, α), E=62 MeV; calculated σ(θ), σ(Eα, θα); 93Nb(polarized p, α), E=65 MeV; calculated σ(Eα, θα), analyzing power vs θ; 208Pb(polarized p, p'), E=62 MeV; calculated A(θ). Multi-step direct reaction, continuum effects.

doi: 10.1103/PhysRevC.26.379
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1982UD01      Phys.Lett. 116B, 311 (1982)

T.Udagawa, D.Price, T.Tamura

Exact-Finite-Range DWBA Calculations of Massive Transfer Reactions Treated as Breakup-Fusion Reactions

NUCLEAR REACTIONS 181Ta(14N, α), E=115 MeV; analyzed σ(θ, Eα); deduced reaction mechanism. Exact finite range DWBA, breakup fusion.

doi: 10.1016/0370-2693(82)90288-X
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1982UD02      Phys.Lett. 118B, 45 (1982)

T.Udagawa, D.Price, T.Tamura

Exact-Finite-Range DWBA Calculations of Massive Transfer Reactions Treated as Breakup-Fusion Reactions

NUCLEAR REACTIONS 181Ta(14N, α), E=115 MeV; calculated σ(θ, Eα); deduced breakup-fusion preipheral character. Exact finite-range DWBA analysis.

doi: 10.1016/0370-2693(82)90598-6
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1981IZ02      Phys.Rev. C24, 2179 (1981)

T.Izumoto, Y.-W.Lui, D.H.Youngblood, T.Udagawa, T.Tamura

Coulomb Excitation of the Giant Dipole Resonance in Light-Ion Inelastic Scattering from 208Pb

NUCLEAR REACTIONS 208Pb(α, α'), E=96, 129, 172, 218 MeV; 208Pb(3He, 3He'), E=108.5, 217 MeV; 208Pb(d, d'), E=86, 108 MeV; 208Pb(p, p'), E=201 MeV; analyzed σ(θ). Coupled-channels analysis, GDR excitation.

doi: 10.1103/PhysRevC.24.2179
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1981TA02      Phys.Rev. C23, 772 (1981)

E.Takada, T.Shimoda, N.Takahashi, T.Yamaya, K.Nagatani, T.Udagawa, T.Tamura

Projectile Breakup Reaction and Evidence of a Breakup-Fusion Mechanism

NUCLEAR REACTIONS 40Ca(20Ne, 16Oα), E=260 MeV; measured σ(E(16O)), 16Oα-coin, σ(θ(16O), θα); deduced reaction mechanism for projectile breakup, breakup fusion. Kerman-McVoy formalism.

doi: 10.1103/PhysRevC.23.772
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1981TA13      Phys.Rev. C23, 2769 (1981)

T.Tamura, H.Lenske, T.Udagawa

Multistep Direct Reaction Analysis of Analyzing Powers of Continuum Spectra in (p, α) Reactions

NUCLEAR REACTIONS 93Nb(polarized p, α), E=65 MeV; analyzed σ(Eα, θα), analyzing power vs θ. Multi-step direct reaction theory.

doi: 10.1103/PhysRevC.23.2769
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1981WE09      Phys.Rev. C24, 703 (1981)

K.J.Weeks, T.Tamura, T.Udagawa, F.J.W.Hahne

Coupling of Collective Quadrupole and Monopole Pairing Vibrations in the Ge Nuclei

NUCLEAR STRUCTURE 68,70,72,74,76Ge; calculated levels, B(E2), quadrupole moments, E0 transitions, two-nucleon transfer S. Boson expansion, RPA.

doi: 10.1103/PhysRevC.24.703
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1980UD01      Phys.Rev. C21, 1271 (1980)

T.Udagawa, T.Tamura

Breakup of Strongly Absorptive Projectiles: Application to (h, dp) Reaction

NUCLEAR REACTIONS 51V(3He, dp), E=90 MeV; calculated σ(Ed, θd, θp). Modified, exact finite range DWBA.

doi: 10.1103/PhysRevC.21.1271
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1980UD02      Phys.Rev.Lett. 45, 1311 (1980)

T.Udagawa, T.Tamura

Breakup-Fusion Description of Massive Transfer Reactions with Emission of Fast Light Particles

NUCLEAR REACTIONS 159Tb(14N, xnα), 181Ta(14N, α), E=115 MeV; calculated σ(θ, Eα). Massive transfer reaction, breakup fusion sequence.

doi: 10.1103/PhysRevLett.45.1311
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1979FR02      Phys.Rev.Lett. 42, 1518 (1979)

H.Frohlich, T.Shimoda, M.Ishihara, K.Nagatani, T.Udagawa, T.Tamura

Alpha-Transfer Reactions with Large Energy Transfers

NUCLEAR REACTIONS 40Ca(20Ne, 16O), E=262 MeV; 40Ca(14N, 10B), E=153 MeV; 40Ca(13C, 9Be), E=149 MeV; measured σ(θ), σ(E(16O), θ). Direct reaction theory analysis.

doi: 10.1103/PhysRevLett.42.1518
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1979IS03      Phys.Rev.Lett. 43, 111 (1979)

M.Ishihara, T.Shimoda, H.Frohlich, H.Kamitsubo, K.Nagatani, T.Udagawa, T.Tamura

Prevalence of Direct-Reaction Mechanism in a Deeply Inelastic Reaction, 197Au(19F, 12B)

NUCLEAR REACTIONS 197Au(19F, 12B), E=186 MeV; measured σ, spin polarization of 12B; deduced reaction mechanism. DWBA analysis.

doi: 10.1103/PhysRevLett.43.111
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1979TA09      Nucl.Phys. A321, 269 (1979)

T.Takemasa, T.Tamura, T.Udagawa

Exact Finite Range Calculations of Light-Ion Induced Two-Neutron Transfer Reactions

NUCLEAR REACTIONS 92Zr(t, p), E=20 MeV; 208Pb(p, t), E=40 MeV; calculated σ(θ). exact finite-range, DWBA analysis.

doi: 10.1016/0375-9474(79)90126-X
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1979TA16      Phys.Lett. 87B, 25 (1979)

T.Takemasa, T.Tamura, T.Udagawa

A Full Finite-Range CCBA Analysis of the 118Sn(p, t)116Sn Reaction

NUCLEAR REACTIONS 118Sn(p, t), E=52 MeV; calculated σ(θ). Finite range coupled-channel Born approximation.

doi: 10.1016/0370-2693(79)90008-X
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1979UD01      Phys.Lett. 82B, 349 (1979)

T.Udagawa, T.Tamura, B.T.Kim

Analysis of Continuous Spectra of the Reactions (20Ne, 16O) and (20Ne, 12C) in Terms of Multi-Step Direct Reaction Theory

NUCLEAR REACTIONS 27Al(20Ne, 16O), (20Ne, 12C), E=120 MeV; calculated σ. Quantum mechanical, multistep direct reaction theory.

doi: 10.1016/0370-2693(79)90239-9
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1979UD02      Phys.Rev. C20, 1949 (1979)

T.Udagawa, T.Tamura, T.Shimoda, H.Frohlich, M.Ishihara, K.Nagatani

Breakup Processes in Heavy-Ion Induced Reactions

NUCLEAR REACTIONS 40Ca(20Ne, 16O), E=149-262 MeV; calculated σ(E, Eα, θα). DWBA for 20Ne breakup, α-transfer.

doi: 10.1103/PhysRevC.20.1949
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1978HE03      Z.Phys. A284, 413 (1978)

E.F.Hefter, H.V.Geramb, F.Osterfeld, T.Udagawa

Two-Step Processes in Inelastic Proton Scattering

NUCLEAR REACTIONS 16O, 40Ca(p, p'), 16O(p, d), E=25-46 MeV; calculated σ(θ). Reaction mechanism study.

doi: 10.1007/BF01422110
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1978KU10      Phys.Rev. C18, 1929 (1978)

S.Kubono, S.J.Tripp, D.Dehnhard, T.Udagawa, T.Tamura

Forbidden Transitions in the 40Ca(15N, 16O)39K Reaction and the L = 1 Problem

NUCLEAR REACTIONS 40Ca(15N, 16O), E=60 MeV; measured σ(θ). CCBA, DWBA analyses.

doi: 10.1103/PhysRevC.18.1929
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1978TA21      Phys.Lett. 78B, 189 (1978)

T.Tamura, T.Udagawa

Ground State Correlation and the Continuum Spectra of (p, p') Reactions

NUCLEAR REACTIONS 209Bi(p, p'), E=62 MeV; calculated σ(θ) including ground state correlation, transfer of large momenta.

doi: 10.1016/0370-2693(78)90002-3
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1978UD01      Phys.Rev.Lett. 41, 1770 (1978)

T.Udagawa, T.Tamura

Description of the Polarization of 12B Produced in the Reaction 100Mo(14N, 12B)102Ru

NUCLEAR REACTIONS 100Mo(14N, 12B); calculated polarization of 12B in exact finite range DWBA; deduced role of recoil.

doi: 10.1103/PhysRevLett.41.1770
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1977LO04      Phys.Lett. 67B, 5 (1977)

K.S.Low, T.Tamura, T.Udagawa

CCBA Fit to Anomalous Angular Distribution of 40Ca(13C, 14N)39K(3/2+) Reaction

NUCLEAR REACTIONS 40Ca(13C, 14N); calculated σ(θ).

doi: 10.1016/0370-2693(77)90789-4
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1977OS01      Nucl.Phys. A278, 1 (1977)

F.Osterfeld, T.Udagawa, H.H.Wolter

Effects of Nonorthogonality Corrections in Two-Step Processes in (τ, t) Reactions

NUCLEAR REACTIONS 48Ca(3He, t), E=18, 22, 23, 30.2 MeV; calculated σ(Et, θ).

doi: 10.1016/0375-9474(77)90181-6
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1977TA02      Phys.Lett. 66B, 109 (1977)

T.Tamura, T.Udagawa, D.H.Feng, K.-K.Kan

Deep Inelastic Reactions Treated as Multi-Step Direct Reaction Processes. Application to (p, p') Reaction

NUCLEAR REACTIONS 27Al, 209Bi(p, p'), E=62 MeV; calculated σ(θ).

doi: 10.1016/0370-2693(77)90151-4
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1977TA12      Phys.Lett. 71B, 273(1977)

T.Tamura, T.Udagawa

Multi-Step Direct-Reaction Analysis of Continuum Spectra of (p, α) Reaction

NUCLEAR REACTIONS 54Fe(p, α), E=62 MeV; calculated σ(Eα, θ).

doi: 10.1016/0370-2693(77)90213-1
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1976CO09      Phys.Rev. C13, 1200 (1976)

M.E.Cobern, M.C.Lemaire, K.S.Low, M.C.Mermaz, H.Sztark, T.Udagawa, T.Tamura

Multistep Processes in Transfer Reactions Induced by 56 MeV 16O Beam on 72,74,76Ge Isotopes

NUCLEAR REACTIONS 72,74,76Ge(16O, 14C), E=56 MeV; measured σ(θ). 74,76,78Se levels deduced B(E2). CCBA, DWBA analysis.

doi: 10.1103/PhysRevC.13.1200
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1976FE08      Phys.Rev. C14, 1484 (1976)

D.H.Feng, T.Tamura, T.Udagawa, J.Lynch, K.S.Low

Absolute Cross Section of the Reaction 48Ca(18O, 16O)50Ca

NUCLEAR REACTIONS 48Ca(18O, 16O), E=50 MeV; calculated σ(θ) to levels in 50Ca. DWBA, coupled-reaction-channel analyses.

doi: 10.1103/PhysRevC.14.1484
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1976FE09      Nucl.Phys. A274, 262 (1976)

D.H.Feng, T.Udagawa, T.Tamura

Absolute Magnitude of Heavy-Ion Induced Two-Nucleon Transfer Reactions

NUCLEAR REACTIONS 42,48Ca(16O, 18O), (16O, 14C), E=56 MeV; 48Ca(18O, 16O), E=50 MeV; 62Ni(18O, 16O), E=65 MeV; analyzed σ.

doi: 10.1016/0375-9474(76)90241-4
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1976LO06      Phys.Rev. C13, 2579 (1976)

K.S.Low, T.Tamura, T.Udagawa

Multistep Processes in the 19F(16O, 15N)20Ne Reaction

NUCLEAR REACTIONS 19F(16O, 15N), E=68 MeV; calculated σ(θ). CCBA, DWBA.

doi: 10.1103/PhysRevC.13.2579
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