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NSR database version of April 11, 2024.

Search: Author = S.E.Koonin

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2001AD02      Phys.Rev. C63, 034319 (2001)

C.Adami, S.E.Koonin

Complex Langevin Equation and the Many-Fermion Problem

doi: 10.1103/PhysRevC.63.034319
Citations: PlumX Metrics


2000MU07      Phys.Rev. C61, 044320 (2000)

H.-M.Muller, S.E.Koonin, R.Seki, U.van Kolck

Nuclear Matter on a Lattice

doi: 10.1103/PhysRevC.61.044320
Citations: PlumX Metrics


2000SH17      Phys.Rev. C61, 054902 (2000)

T.D.Shoppa, S.E.Koonin, R.Seki

Effect of the Source Charge on Charged-Boson Interferometry

doi: 10.1103/PhysRevC.61.054902
Citations: PlumX Metrics


2000WH01      Phys.Rev. C61, 034303 (2000)

J.A.White, S.E.Koonin, D.J.Dean

Shell Model Monte Carlo Investigation of Rare Earth Nuclei

NUCLEAR STRUCTURE 152,153,154,156,162Dy; calculated rotational bands energy, spin, quadrupole moments, pairing energy, B(E2), deformation. 154,162Dy, 140Ba; calculated level densities, heat capacity. Shell model Monte Carlo approach, comparison of exact solution and static path approximation.

doi: 10.1103/PhysRevC.61.034303
Citations: PlumX Metrics


1999DE07      Phys.Rev. C59, 2474 (1999)

D.J.Dean, M.T.Ressell, M.Hjorth-Jensen, S.E.Koonin, K.Langanke, A.P.Zuker

Shell-Model Monte Carlo Studies of Neutron-Rich Nuclei in the 1s-0d-1p-0f Shells

NUCLEAR STRUCTURE 22,32Mg, 20Ne, 36,46Ar, 40,42,44S, 42Si, 44Ti; calculated binding energies, levels J, π, B(E2), Gamow-Teller strength, configurations. Shell model Monte Carlo calculations.

doi: 10.1103/PhysRevC.59.2474
Citations: PlumX Metrics


1999DE41      Phys.Rev. C60, 054306 (1999)

D.J.Dean, S.E.Koonin

Calculation of Exciton Densities in the Shell-Model Monte Carlo Method

NUCLEAR STRUCTURE 40Ca; calculated particle-hole level densities, residual interaction effects. Shell-model Monte Carlo method.

doi: 10.1103/PhysRevC.60.054306
Citations: PlumX Metrics


1998AD12      Rev.Mod.Phys. 70, 1265 (1998)

E.G.Adelberger, S.M.Austin, J.B.Bahcall, A.B.Balantekin, G.Bogaert, L.S.Brown, L.Buchmann, F.E.Cecil, A.E.Champagne, L.de Braeckeleer, C.A.Duba, S.R.Elliott, S.J.Freedom, M.Gai, G.Goldring, C.R.Gould, A.Gruzinov, W.C.Haxton, K.M.Heeger, E.Henley, C.W.Johnson, M.Kamionkowski, R.W.Kavanagh, S.E.Koonin, K.Kubodera, K.Langanke, T.Motobayashi, V.Pandharipande, P.Parker, R.G.H.Robertson, C.Rolfs, R.F.Sawyer, N.Shaviv, T.D.Shoppa, K.A.Snover, E.Swanson, R.E.Tribble, S.Turck-Chieze, J.F.Wilkerson

Solar Fusion Cross Sections

NUCLEAR REACTIONS 7Be, 12,13C, 15N, 16,17,18O(p, γ), 14,15N, 17,18O(p, α), 7Li(d, p), 3He(p, e+), (α, γ), (3He, 2p), 1H(p, e+), E=low; compiled, analyzed S-factor data, calculations; deduced implications for solar neutrino flux calculations.

doi: 10.1103/RevModPhys.70.1265
Citations: PlumX Metrics


1997DE19      Phys.Lett. 399B, 1 (1997)

D.J.Dean, S.E.Koonin, K.Langanke, P.B.Radha

Rotational and Pairing Properties of 74Rb

NUCLEAR STRUCTURE 74Rb; calculated levels, pn-correlations vs J. Cranked shell model, Monte Carlo approach.

doi: 10.1016/S0370-2693(97)00275-X
Citations: PlumX Metrics


1997IT01      Phys.Rev. C56, 3231 (1997)

H.Ito, S.E.Koonin, R.Seki

Spin-Polarization Response Functions in High-Energy (e(pol), e'p(pol)) Reactions

NUCLEAR REACTIONS 16O(polarized e, e'polarized p), E=high; calculated spin-polarization response functions, proton normal-component polarization.

doi: 10.1103/PhysRevC.56.3231
Citations: PlumX Metrics


1997KO58      Ann.Rev.Nucl.Part.Sci. 47, 463 (1997)

S.E.Koonin, D.J.Dean, K.Langanke

Results from Shell-Model Monte Carlo Studies

doi: 10.1146/annurev.nucl.47.1.463
Citations: PlumX Metrics


1997LA04      Nucl.Phys. A613, 253 (1997)

K.Langanke, D.J.Dean, S.E.Koonin, P.B.Radha

Pairing Correlations in N ∼ Z pf-Shell Nuclei

NUCLEAR STRUCTURE 52,54,56,58Fe, 48Cr, 50Mn, 60Zn, 56Ni, 58Cu, 54Co; calculated pairing corrections. 52Fe, 50Mn; calculated B(λ), thermal properties. Shell model Monte Carlo calculations.

doi: 10.1016/S0375-9474(96)00442-3
Citations: PlumX Metrics


1997RA34      Phys.Rev. C56, 3079 (1997)

P.B.Radha, D.J.Dean, S.E.Koonin, K.Langanke, P.Vogel

Gamow-Teller Strength Distributions in fp-Shell Nuclei

NUCLEAR STRUCTURE 48Ti, 51V, 55Mn, 59Co, 54,56Fe, 58,60,62,64Ni; calculated Gamow-Teller strength distributions; deduced temperature dependence. Shell model Monte Carlo technique. Astrophysical implications discussed.

doi: 10.1103/PhysRevC.56.3079
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1996AL26      Phys.Rev.Lett. 77, 1444 (1996)

Y.Alhassid, G.F.Bertsch, D.J.Dean, S.E.Koonin

Shell Model Monte Carlo Studies of γ-Soft Nuclei

NUCLEAR STRUCTURE 128Te, 124Xe, 124Sn; calculated shape distributions, moments of inertia, pairing correlations vs temperature, angular velocity. Shell model Monte Carlo calculations.

doi: 10.1103/PhysRevLett.77.1444
Citations: PlumX Metrics


1996DE63      Phys.Lett. 367B, 17 (1996)

D.J.Dean, S.E.Koonin, T.T.S.Kuo, K.Langanke, P.B.Radha

Complete 0(h-bar x Omega) Shell Model Carlo Calculations of 94Ru, 96Pd, 96,98Cd and 100Sn

NUCLEAR STRUCTURE 94Ru, 96Pd, 96,98Cd, 100Sn; calculated Gamow-Teller transition, masses, strengths. Shell model Monte Carlo technique.

doi: 10.1016/0370-2693(95)01446-2
Citations: PlumX Metrics


1996LA17      Nucl.Phys. A602, 244 (1996)

K.Langanke, D.J.Dean, P.B.Radha, S.E.Koonin

Temperature Dependence of Pair Correlations in Nuclei in the Iron Region

NUCLEAR STRUCTURE 54,56,58Fe, 56Cr; calculated Gamow-Teller, M1 transition strength distribution vs temperature, other thermal, pair correlations related features. Shell model, Monte Carlo approach.

doi: 10.1016/0375-9474(96)00139-X
Citations: PlumX Metrics


1996RA21      Phys.Rev.Lett. 76, 2642 (1996)

P.B.Radha, D.J.Dean, S.E.Koonin, T.T.S.Kuo, K.Langanke, A.Poves, J.Retamosa, P.Vogel

Shell Model Monte Carlo Method for Two-Neutrino Double Beta Decay

NUCLEAR STRUCTURE 48Ca, 76Ge(2β); calculated 2ν-accompanied 2β-decay matrix element vs temperature. Shell model Monte Carlo techniques.

doi: 10.1103/PhysRevLett.76.2642
Citations: PlumX Metrics


1996SH15      Nucl.Phys. A605, 387 (1996)

T.D.Shoppa, M.Jeng, S.E.Koonin, K.Langanke, R.Seki

Electron Screening in Molecular Fusion Reactions

NUCLEAR REACTIONS, ICPND 2H(d, p), E ≤ 20 keV; 3H(d, n), E(cm) ≤ 30 keV; calculated astrophysical S-factor. Time-dependent Hartree-Fock, molecular fusion, electron screening, dynamical wave function evolution.

doi: 10.1016/0375-9474(96)00183-2
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1995CS01      Phys.Rev. C52, 1130 (1995)

A.Csoto, K.Langanke, S.E.Koonin, T.D.Shoppa

7Be(p, γ)8B Cross Section and the Properties of 7Be

NUCLEAR REACTIONS, ICPND 7Be(p, γ), E(cm) ≤ 2.5 MeV; calculated astrophysical S-factor vs E. Three-cluster resonating group model.

doi: 10.1103/PhysRevC.52.1130
Citations: PlumX Metrics


1995DE15      Phys.Rev.Lett. 74, 2909 (1995)

D.J.Dean, S.E.Koonin, K.Langanke, P.B.Radha, Y.Alhassid

Thermal Properties of 54Fe

NUCLEAR STRUCTURE 54Fe; calculated B(λ), isoscalar, isovector quadrupole strengths, other observables vs temperature.

doi: 10.1103/PhysRevLett.74.2909
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1995DE47      Phys.Lett. 356B, 429 (1995)

D.J.Dean, S.E.Koonin, K.Langanke, P.B.Radha

Temperature Dependence of the Nuclear Symmetry Energy

NUCLEAR STRUCTURE 54,56,58,60Fe, 54,56Cr, 54Ti, 58,60,62,64Ni, 62,64Zn; calculated isobars internal energy difference vs temperature; deduced supernova explosion scenario related features. Monte Carlo shell model.

doi: 10.1016/0370-2693(95)00858-I
Citations: PlumX Metrics


1995LA13      Phys.Rev. C52, 718 (1995)

K.Langanke, D.J.Dean, P.B.Radha, Y.Alhassid, S.E.Koonin

Shell-Model Monte Carlo Studies of fp-Shell Nuclei

NUCLEAR STRUCTURE 48,50,52,54Ti, 48,50,52,54,56Cr, 52,54,56,58,60Fe, 56,58,60,62,64Ni, 60,62,64Zn; calculated mass excesses, Coulomb, binding energies, B(λ), Gamow-Teller transition strengths, proton, neutron pairing fields expectation values. Shell model, Monte Carlo techniques.

doi: 10.1103/PhysRevC.52.718
Citations: PlumX Metrics


1994AL06      Phys.Rev.Lett. 72, 613 (1994)

Y.Alhassid, D.J.Dean, S.E.Koonin, G.Lang, W.E.Ormand

Practical Solution to the Monte Carlo Sign Problem: Realistic calculations of 54Fe

NUCLEAR STRUCTURE 54Fe; calculated isoscalar, isovector quadrupole, Gamow-Teller transition strengths; deduced Gamow-Teller β+ strength quenching, solution to Monte Carlo sign problem.

doi: 10.1103/PhysRevLett.72.613
Citations: PlumX Metrics


1994DE31      Phys.Rev.Lett. 72, 4066 (1994)

D.J.Dean, P.B.Radha, K.Langanke, Y.Alhassid, S.E.Koonin, W.E.Ormand

Complete 0(h-bar x Omega) Calculations of Gamow-Teller Strengths for Nuclei in the Iron Region

NUCLEAR STRUCTURE 56,54Fe, 56,58Ni, 54Cr, 55Mn; calculated B(λ), quadrupole moments, Gamow-Teller transition strength. Shell model, Monte Carlo techniques, different interactions.

doi: 10.1103/PhysRevLett.72.4066
Citations: PlumX Metrics


1994KO15      Phys.Lett. 326B, 5 (1994)

S.E.Koonin, K.Langanke

Systematics of Gamow-Teller Strengths in Mid-fp-Shell Nuclei

NUCLEAR STRUCTURE 45Sc, 48Ti, 51V, 54,56Fe, 55Mn, 59Co, 70Ge; analyzed Gamow-Teller transition strength; deduced fp-shell nuclei electron capture features at supernovae early stages.

doi: 10.1016/0370-2693(94)91183-5
Citations: PlumX Metrics


1994KO20      Nucl.Phys. A574, 1c (1994)

S.E.Koonin

Perspectives on Nuclear Structure

NUCLEAR STRUCTURE 20Ne, 54Cr; compiled, reviewed Monte Carlo techniques for structure calculations.

doi: 10.1016/0375-9474(94)90035-3
Citations: PlumX Metrics


1994OR01      Phys.Rev. C49, 1422 (1994)

W.E.Ormand, D.J.Dean, C.W.Johnson, G.H.Lang, S.E.Koonin

Demonstration of the Auxiliary-Field Monte Carlo Approach for sd-Shell Nuclei

NUCLEAR STRUCTURE 20,22,24,26Ne, 22Na; calculated energy, quadrupole moment, other operators expectation value. 22Ne; calculated response functions; deduced shape features. Auxiliary-field Monte Carlo approach.

doi: 10.1103/PhysRevC.49.1422
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1993BA21      Phys.Rev. C48, 479 (1993)

C.A.Barnes, S.E.Koonin, K.Langanke

Comment on ' Shadow Model for Sub-Barrier Fusion Applied to Light Systems '

NUCLEAR REACTIONS, ICPND 3He(3He, 2p), E ≤ 350 keV; calculated astrophysical S-factor vs E; deduced shadow model inconsistensies.

doi: 10.1103/PhysRevC.48.479
Citations: PlumX Metrics


1993DE28      Phys.Lett. 317B, 275 (1993)

D.J.Dean, S.E.Koonin, G.H.Lang, W.E.Ormand, P.B.Radha

Shell Model Monte Carlo Calculations for 170Dy

NUCLEAR STRUCTURE 170Dy; calculated various statitic observables, free energy coutours. Shell model Monte Carlo calculations.

doi: 10.1016/0370-2693(93)90995-T
Citations: PlumX Metrics


1993HU07      Phys.Rev. C48, 2114 (1993)

J.Humblet, B.W.Filippone, S.E.Koonin

α Spectrum from 16N β Decay and the 12C(α, γ)16O Reaction

NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm) ≤ 4.5 MeV; calculated astrophysical S-factor vs E. Input of 16N β-decay data.

RADIOACTIVITY 16N(β-); analyzed Eα, Iα; deduced astrophysical S-factor vs E(cm) for 12C(α, γ) reaction.

doi: 10.1103/PhysRevC.48.2114
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1993LA24      Phys.Rev. C48, 1518 (1993)

G.H.Lang, C.W.Johnson, S.E.Koonin, W.E.Ormand

Monte Carlo Evaluation of Path Integrals for the Nuclear Shell Model

NUCLEAR STRUCTURE 24Mg, 20Ne; calculated <H>, <J2> vs deformation parameter. Shell model, Monte Carlo evaluation of path integrals.

doi: 10.1103/PhysRevC.48.1518
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1993SH14      Phys.Rev. C48, 837 (1993)

T.D.Shoppa, S.E.Koonin, K.Langanke, R.Seki

One- and Two-Electron Atomic Screening in Fusion Reactions

NUCLEAR REACTIONS 3He, 2H(d, d), E=low; calculated electron screening potential vs internuclear separation. Time-dependent Hartree-Fock, classical motion of nuclei.

doi: 10.1103/PhysRevC.48.837
Citations: PlumX Metrics


1992JO07      Phys.Rev.Lett. 69, 3157 (1992)

C.W.Johnson, S.E.Koonin, G.H.Lang, W.E.Ormand

Monte Carlo Methods for the Nuclear Shell Model

NUCLEAR STRUCTURE 24Mg, 20Ne, 48Cr; calculated ground state, thermal few body operators expectation values.

doi: 10.1103/PhysRevLett.69.3157
Citations: PlumX Metrics


1992KO11      Phys.Rev.Lett. 69, 1163 (1992)

S.E.Koonin, C.W.Johnson, P.Vogel

Optical Model Description of Parity-Nonconserving Neutron Resonances

NUCLEAR REACTIONS 238U, 232Th, 117Sn, 81Br, 111Cd, 139La(polarized n, n), E ≈ resonance; calculated parity nonconserving coupling constant parameter. Optical model.

doi: 10.1103/PhysRevLett.69.1163
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1992SH11      Phys.Rev. C46, 382 (1992)

T.D.Shoppa, S.E.Koonin

Determining the 12C(α, γ)16O Cross Section from Coulomb Dissociation

NUCLEAR REACTIONS Pb(16O, α12C), E=10-400 MeV/nucleon; calculated Coulomb dissociation σ(θ, Eγ); deduced multipole contributions, E2 dominance, relevance to 12C(α, γ) reaction σ.

doi: 10.1103/PhysRevC.46.382
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1991CA05      Nucl.Phys. A524, 201 (1991)

C.Carraro, S.E.Koonin

Calculation of the Quasielastic Response of 4He

NUCLEAR STRUCTURE 4He; calculated quasielastic response function. Perturbative, semi-classical, Monte Carlo calculations.

doi: 10.1016/0375-9474(91)90023-Y
Citations: PlumX Metrics


1991HU10      Phys.Rev. C44, 2530 (1991)

J.Humblet, B.W.Filippone, S.E.Koonin

Level Matrix, 16N β Decay, and the 12C(α, γ)16O Reaction

RADIOACTIVITY 16N(β-); calculated α-spectra following β-decay; deduced 12C(α, γ)16O reaction astrophysical S-factor relevance. K-matrix approach.

doi: 10.1103/PhysRevC.44.2530
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1990JI02      Phys.Rev. C41, 1736 (1990)

X.Ji, B.W.Filippone, J.Humblet, S.E.Koonin

Constraints on the 12C(α, γ)16O Astrophysical S Factor from the Beta-Delayed α Emission of 16N

NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm)=1-4 MeV; calculated astrophysical S-factor vs E.

doi: 10.1103/PhysRevC.41.1736
Citations: PlumX Metrics


1990KO26      Phys.Rev. C42, 1639 (1990)

S.E.Koonin, M.Mukerjee

Branching Ratios in Low-Energy Deuteron-Induced Reactions

NUCLEAR REACTIONS 6Li, 2H, 27Al(d, p), (d, n), E ≤ 2 MeV; calculated branching ratio; deduced Coulomb-induced predissociation of d role. Second-order DWBA.

doi: 10.1103/PhysRevC.42.1639
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1987NE02      Nucl.Phys. A462, 163 (1987)

D.Neuhauser, S.E.Koonin

Bremsstrahlung in Heavy Ion Collisions

NUCLEAR REACTIONS 1H(n, γ), E=50, 200 MeV; calculated σ(Eγ), quantal, classical emission rates, ratios; U(C, γ), E=84 MeV/nucleon; calculated σ(Eγ, θγ). Simplified fireball model.

doi: 10.1016/0375-9474(87)90384-8
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1987PI08      Phys.Rev. C36, 875 (1987)

J.Piekarewicz, S.E.Koonin

Importance of the Deuteron Quadrupole Moment in 2H(d, γ)4He

NUCLEAR REACTIONS, ICPND 2H(d, γ), E=0.075-3 MeV; calculated σ(E); deduced 2H quadrupole component role. 4He deduced D- to S-state ratio. Phenomenological model.

doi: 10.1103/PhysRevC.36.875
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1987PO11      Phys.Rev. C36, 633 (1987)

V.Ponisch, S.E.Koonin

Subbarrier Interactions of the Oxygen Isotopes

NUCLEAR REACTIONS, ICPND 17,18O(16O, X), E(cm)=6-13 MeV; calculated fusion, total inelastic σ(E), σ(θ), elastic to Rutherford ratios. Coupled-channels method.

doi: 10.1103/PhysRevC.36.633
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1985AL12      Z.Phys. A321, 677 (1985)

Y.Alhassid, G.Maddison, K.Langanke, K.Chow, S.E.Koonin

Path Integral Monte Carlo Calculations of 4He and 6Li

NUCLEAR STRUCTURE 4He, 6Li; calculated ground state energy, density distributions. Path integral Monte Carlo calculations.

doi: 10.1007/BF01432445
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1985BU03      Phys.Lett. 150B, 18 (1985)

M.N.Butler, S.E.Koonin

Isospin Impurity in the 16O Ground State

NUCLEAR STRUCTURE 16O; calculated level isospin impurity. 17O, 17F; calculated energy difference. Relativistic mean field model, Skyrme forces, direct Coulomb interaction.

doi: 10.1016/0370-2693(85)90128-5
Citations: PlumX Metrics


1985LA10      Nucl.Phys. A439, 384 (1985); Erratum Nucl.Phys. A448, 764 (1986)

K.Langanke, S.E.Koonin

12C(α, γ)16O Revisited

NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm) ≈ 1-3.5 MeV; calculated σ(E), σ(E2)/σ(E1), σ(E1) vs E, astrophysical S-factor vs E. Hybrid R-matrix method, microscopic potential model.

doi: 10.1016/0375-9474(85)90438-5
Citations: PlumX Metrics


1985MA09      Phys.Rev.Lett. 54, 1139 (1985)

J.B.Marston, S.E.Koonin

Mean-Field Calculations of Fluctuations in Nuclear Collisions

NUCLEAR REACTIONS 16O(16O, X), E=160 MeV; 40Ca(40Ca, X), E=278 MeV; calculated fragment mass, charge, kinetic energy fluctuations. Balian-Veneroni variational principle.

doi: 10.1103/PhysRevLett.54.1139
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1984IN03      Phys.Rev. C30, 175 (1984)

M.Inoue, S.E.Koonin

Determination of the Proximity Potential from Sub-Barrier Fusion Data

NUCLEAR REACTIONS 12C, 14N(10B, X), 12C(11B, X), 13C, 14N, 16O, 20Ne(12C, X), 14N(14N, X), 16O(13C, X), (14N, X), (16O, X), 32,34S(24Mg, X), (25Mg, X), (26Mg, X), 32S(27Al, X), 44,48,40Ca(40Ca, X), E=subbarrier; analyzed fusion σ; deduced proximity potential parameters. Inversion procedure, WKB approximation.

doi: 10.1103/PhysRevC.30.175
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1983BA49      Phys.Rev. C28, 1565 (1983)

A.B.Balantekin, S.E.Koonin, J.W.Negele

Inversion Formula for the Internucleus Potential using Sub-Barrier Fusion Cross Sections

NUCLEAR REACTIONS 13C(13C, X), 64Ni(64Ni, X), 40Ca(40Ca, X), E=sub-barrier; analyzed fusion σ; deduced ion-ion potential. Inversion formula.

doi: 10.1103/PhysRevC.28.1565
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1983LA09      Phys.Lett. 123B, 21 (1983)

K.Langanke, S.E.Koonin

Coexistence of Molecular and Shape Resonances in 12C + 12C

NUCLEAR REACTIONS 12C(12C, 12C), (12C, 12C'), E not given; analyzed σ(E); deduced resonance structure characteristics, shape, molecular resonance coexistence.

doi: 10.1016/0370-2693(83)90949-8
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1983LA19      Phys.Rev.Lett. 51, 1231 (1983)

K.Langanke, H.Friedrich, S.E.Koonin

Unified Band-Crossing Interpretation of 16O + 16O Inelastic Reactions

NUCLEAR REACTIONS 16O(16O, 16O), (16O, 16O'), E < 40 MeV; analyzed data. 32S resonances deduced excitation channel dependence. Band crossing model.

doi: 10.1103/PhysRevLett.51.1231
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1983LA24      Nucl.Phys. A410, 334 (1983)

K.Langanke, S.E.Koonin

The 12C(α, γ)16O Reaction at Stellar Energies

NUCLEAR REACTIONS, ICPND 12C(α, γ), E(cm) ≈ 1-3 MeV; calculated absolute E2, E1 capture σ(E). 12C(α, α), E(cm) ≈ 2-3 MeV; calculated L=1 phase shift vs E; deduced astrophysical S-factor. Microscopic direct capture, hybrid R-matrix models.

doi: 10.1016/0375-9474(83)90206-3
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1983WI02      Phys.Rev. C27, 1815 (1983)

R.D.Williams, S.E.Koonin

Atomic Final-State Interactions in Tritium Decay

RADIOACTIVITY 3H(β-); calculated atomic final state effect on β-decay; deduced residual ion excited state probability changes.

doi: 10.1103/PhysRevC.27.1815
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1982BA44      Nucl.Phys. A388, 125 (1982)

G.J.Ball, S.E.Koonin

The Proximity Potential and Nucleon Current in Heavy-Ion Collisions

NUCLEAR REACTIONS 209Bi(84Kr, X), E=712 MeV; calculated nuclear potential, mass diffusion coefficient, transfer-induced energy dissipation. TDHF, proximity formalism.

doi: 10.1016/0375-9474(82)90512-7
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1981CU03      Nucl.Phys. A355, 477 (1981)

J.Cugnon, S.E.Koonin

Pion Spectra and the Geometry of Nuclear Collisions

NUCLEAR REACTIONS C(C, π+), (C, π-), Ca(Ar, π+), E=1.05 GeV; F, Na(Ne, π+), (Ne, π-), E=0.4, 0.8 GeV; calculated σ(inclusive), pion multiplicity vs impact parameter, σ(π+)/σ(π-); U(Ne, p), E=393 MeV/nucleon; calculated invariant σ; deduced Δ-resonance, baryon-baryon interaction roles in collision dynamics, Coulomb distortion effects. Monte Carlo method.

doi: 10.1016/0375-9474(81)90537-6
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1981DH01      Nucl.Phys. A364, 105 (1981)

A.K.Dhar, B.S.Nilsson, K.T.R.Davies, S.E.Koonin

Time-Dependent Hartree-Fock Study of 136Xe + 209Bi Collisions

NUCLEAR REACTIONS 209Bi(136Xe, X), E=940, 1130 MeV; calculated fragment kinetic energy, charge; deduced no fusion. TDHF, Skyrme forces.

doi: 10.1016/0375-9474(81)90436-X
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1981WI04      Phys.Rev. C23, 2773 (1981)

R.D.Williams, S.E.Koonin

Direct Capture Cross Sections at Low Energy

NUCLEAR REACTIONS 3He, 3H(α, γ), E < 300 keV; 7Be(p, γ), E < 100 keV; calculated σ(capture); deduced astrophysical S-factor. Direct capture formalism.

doi: 10.1103/PhysRevC.23.2773
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1980DA12      Phys.Rev. C22, 1233 (1980)

B.R.Davis, S.E.Koonin, P.Vogel

Atomic Screening of Nuclear Transitions

NUCLEAR REACTIONS 57Fe(γ, γ), E=122.1 keV; 73Ge(γ, γ), E=13.3 keV; 99Ru(γ, γ), E=90 keV; 131Xe(γ, γ), E=364.5 keV; 153Eu(γ, γ), E=97.4 keV; 155Gd(γ, γ), E=86.5, 105.3 keV; 161Dy(γ, γ), E=25.6, 74.5 keV; 166Er(γ, γ), E=80.6 keV; 170Yb(γ, γ), E=84.3 keV; 171Yb(γ, γ), E=66.7 keV; 180Hf(γ, γ), E=93.3 keV; 181Ta(γ, γ), E=6.21 keV; 182W(γ, γ), E=100.1 keV; 183W(γ, γ), E=99.1, 46.5 keV; 184W(γ, γ), E=111.1 keV; 186W(γ, γ), E=122.5 keV; 186Os(γ, γ), E=137.2 keV; 188Os(γ, γ), E=155 keV; 191Ir(γ, γ), E=129.5 keV; 193Ir(γ, γ), E=73.1 keV; 197Au(γ, γ), E=77.3 keV; 236U(γ, γ), E=45.3 keV; 237Np(γ, γ), E=59.6 keV; calculated atomic, nuclear transition interference parameters; deduced Mossbauer line dispersion, time reversal violation.

doi: 10.1103/PhysRevC.22.1233
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1979BO18      Phys.Rev. C20, 641 (1979)

P.Bonche, K.T.R.Davies, B.Flanders, H.Flocard, B.Grammaticos, S.E.Koonin, S.J.Krieger, M.S.Weiss

Time-Dependent Hartee-Fock Calculations of Fusion Cross Sections for 16O + 40Ca and 28Si + 28Si

NUCLEAR REACTIONS 16O(40Ca, X), E(cm)=30-250 MeV; 28Si(28Si, X), E(cm)=35-250 MeV; calculated fusion σ; deduced angular momentum fusion window. Time-dependent Hartree-Fock, Skyrme interaction.

doi: 10.1103/PhysRevC.20.641
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1979HA07      Phys.Lett. 81B, 1 (1979)

R.L.Hatch, S.E.Koonin

High Momentum Nucleons from Relativistic Nuclear Collisions

NUCLEAR REACTIONS C, Pb(12C, p), (C, π-), Na(20Ne, p), (20Ne, π-), E=800 MeV/nucleon; calculated σ(Ep), σ(Eπ-). Parameter free-model employing σ(nucleon-nucleon), empirical momentum distribution.

doi: 10.1016/0370-2693(79)90701-9
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1979LI16      Phys.Rev.Lett. 43, 1581 (1979)

K.G.Libbrecht, S.E.Koonin

Coulomb Distortion of Pion Spectra from Heavy-Ion Collisions

NUCLEAR REACTIONS 40Ca(40Ar, π+), (40Ar, π-), E=1.05 GeV/nucleon; calculated σ(E(π+)), σ(E(π-)). Covariant classical formalism, final-state π-nucleus electromagnetic interactions.

doi: 10.1103/PhysRevLett.43.1581
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1978DA11      Phys.Rev.Lett. 41, 632 (1978)

K.T.R.Davies, V.Maruhn-Rezwani, S.E.Koonin, J.W.Negele

Test of the Time-Dependent Mean-Field Theory in Kr-Induced Strongly Damped Collisions

NUCLEAR REACTIONS 208Pb(84Kr, X), E=494 MeV; 209Bi(84Kr, X), E=600 MeV; calculated fragment energies, mean mass, scattering angles for strongly damped collisions.

doi: 10.1103/PhysRevLett.41.632
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1978FL04      Phys.Rev. C17, 1682 (1978)

H.Flocard, S.E.Koonin, M.S.Weiss

Three-Dimensional Time-Dependent Hartree-Fock Calculations: Application to 16O + 16O Collisions

NUCLEAR REACTIONS 16O(16O, X), E=105 MeV; calculated fusion, strongly damped collisions. 3-D tdhf approximation.

doi: 10.1103/PhysRevC.17.1682
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1977BO27      Phys.Lett. 71B, 43 (1977)

R.Bond, P.J.Johansen, S.E.Koonin, S.Garpman

Break-up Densities of Nuclear Fireballs

NUCLEAR REACTIONS U(20Ne, X), E=250, 400 MeV; calculated σ.

doi: 10.1016/0370-2693(77)90735-3
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1977KO03      Phys.Rev. C15, 1359 (1977)

S.E.Koonin, K.T.R.Davies, V.Maruhn-Rezwani, H.Feldmeier, S.J.Krieger, J.W.Negele

Time-Dependent Hartree-Fock Calculations for 16O + 16O and 40Ca + 40Ca Reactions

NUCLEAR REACTIONS 16O(16O, X), 40Ca(40Ca, X); calculated interaction. Time-dependent Hartree-Fock.

doi: 10.1103/PhysRevC.15.1359
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1977KO17      Phys.Rev.Lett. 39, 680 (1977)

S.E.Koonin

Knock-Out Nucleons from Relativistic Nuclear Collisions

NUCLEAR REACTIONS U(20Ne, X), (α, X); calculated inclusive proton σ. Knock-out model.

doi: 10.1103/PhysRevLett.39.680
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1977MA11      Phys.Lett. 67B, 134 (1977)

V.Maruhn-Rezwani, K.T.R.Davies, S.E.Koonin

Time-Dependent Hartree-Fock Calculations for 14N + 12C Reactions

NUCLEAR REACTIONS 12C(14N, X), E=44-248 MeV; calculated σ. Time dependent Hartree-Fock.

doi: 10.1016/0370-2693(77)90084-3
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1976KO01      Phys.Rev. C13, 209 (1976)

S.E.Koonin, J.R.Nix

Microscopic Calculation of Nuclear Dissipation

NUCLEAR STRUCTURE 236U fission; calculated microscopically energy dissipated between saddle point, scission. Monopole pairing force, time dependent wave function of BCS form, correspondence with Landau-Zener formula, nuclear viscosity, axially symmetric, reflection-asymmetric deformations.

doi: 10.1103/PhysRevC.13.209
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1976KO09      Phys.Lett. 61B, 227 (1976)

S.E.Koonin

Time-Dependent Hartree-Fock Calculations for 16O + 16O Reactions

NUCLEAR REACTIONS 16O(16O, X), E(cm) > 15 MeV; calculated σ.

doi: 10.1016/0370-2693(76)90135-0
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1974KO06      Nucl.Phys. A220, 221 (1974)

S.E.Koonin, T.A.Tombrello, G.Fox

A 'Hybrid' R-Matrix-Optical Model Parametrization of the 12C(α, γ)16O Cross Section

NUCLEAR REACTIONS 12C(α, γ), 12C(α, α). 16O deduced resonance parameters for the 7.12, 9.59 MeV levels.

doi: 10.1016/0375-9474(74)90715-5
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1972KO47      Phys.Rev. C6, 1713 (1972)

S.E.Koonin, B.I.Persson

Radiative Electron Capture in 54Mn and 51Cr

RADIOACTIVITY 51Cr, 54Mn; measured (IB)(γ)-coin; deduced Q.

doi: 10.1103/PhysRevC.6.1713
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1972PE05      Phys.Rev. C5, 1443 (1972)

B.I.Persson, S.E.Koonin

Radiative Electron Capture in 7Be

RADIOACTIVITY 7Be; measured (IB)(γ)-coin; deduced Q.

doi: 10.1103/PhysRevC.5.1443
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