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NSR database version of April 27, 2024.

Search: Author = H.Massmann

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2000TE03      Nucl.Phys. A669, 173 (2000)

J.E.Testoni, O.Dragun, H.Massmann, M.R.Spinella

A Coupled-Channel Analysis of Scattering, Two-Neutron Transfer and Fusion in Medium Heavy-Ion Collisions

NUCLEAR REACTIONS ⁶⁰Ni(¹⁸O, ¹⁸O), (¹⁸O, ¹⁸O'), (¹⁸O, ¹⁶O), E ≈ 65 MeV; calculated σ(θ). ⁶⁰Ni(¹⁸O, X), E(cm)=25-60 MeV; calculated fusion σ; deduced reaction mechanism features. Coupled channels fomalism, comparisons with data.

doi: 10.1016/S0375-9474(99)00681-8
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1992BE06      Nucl.Phys. A540, 291 (1992)

M.Bernath, O.Dragun, M.R.Spinella, J.E.Testoni, H.Massmann

Elastic Transfer and Neutron-Pair Transfer in the Gauge Space Formalism

NUCLEAR REACTIONS ¹¹²Sn(¹²⁰Sn, ¹²⁰Sn), (¹²⁰Sn, X), E=544, 576 MeV; ¹²⁴Sn(¹⁸O, ¹⁸O), (¹⁸O, X), E=60 MeV; calculated elastic, multi-neutron transfer σ(θ); ¹²⁴Sn(¹⁴C, X), E=59.75 MeV; ¹²C(¹⁴C, X), E=18, 20 MeV; ³⁴S(³²S, X), E=97 MeV; calculated elastic transfer σ(θ). Intrinsic coordinate dependent phase shift formalism, macroscopic approach.

doi: 10.1016/0375-9474(92)90205-X
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1992CO18      Phys.Lett. 287B, 297 (1992)

M.Contreras, H.Massmann, O.Dragun, M.R.Spinella, J.E.Testoni

Coupled Channel Formalism in Gauge Space for Nucleon-Pair Transfer

NUCLEAR REACTIONS ¹²²Sn(¹⁸O, ¹⁶O), (¹⁸O, ²⁰O), E=60 MeV; ^{112,116,118,120,124}Sn(¹⁸O, ¹⁶O), (¹⁸O, ¹⁸O), E=60 MeV; ^{116,112,110,106}Cd(¹⁴C, ¹²Be), E=60 MeV; calculated σ(θ). Coupled-channels formalism in gauge space.

doi: 10.1016/0370-2693(92)90986-E
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1989BE05      Nucl.Phys. A492, 161 (1989)

M.Bernath, O.Dragun, J.Testoni, H.Massmann

A Coupled-Channel Formalism in Gauge Space

NUCLEAR REACTIONS ¹²⁴Sn(¹⁴C, ¹²C), E=59.75 MeV; ¹⁴⁴Nd(¹²C, ¹⁴C), E=78 MeV; ¹⁴⁴Nd(¹⁸O, ¹⁶O), E=98 MeV; ¹³⁸Ba(¹⁴C, ¹⁴C), (¹⁴C, X), E=64 MeV; calculated transfer reaction, elastic σ(θ). Gauge space coupled-channels formalism.

doi: 10.1016/0375-9474(89)90514-9
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1989BE40      Phys.Lett. 232B, 163 (1989)

M.Bernath, D.R.Bes, O.Dragun, J.E.Testoni, H.Massmann

Neutron-Pair Transfer Formalism Including Deformation in Gauge Space for Target and Projectile

NUCLEAR REACTIONS ¹³⁸Ba(¹⁴C, ¹⁴C), (¹⁴C, X), E=64 MeV; calculated σ(θ) for elastic, two-nucleon transfer; deduced model parameters. Macroscopic description, gauge space deformation.

doi: 10.1016/0370-2693(89)91679-1
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1988BE03      Phys.Lett. 201B, 1 (1988)

M.Bernath, O.Dragun, H.Massmann

A Macroscopic Description of Two Nucleon Transfer Reactions with Deformed Nuclei

NUCLEAR REACTIONS ¹⁵⁴Sm(¹²C, ¹⁴C), E=65 MeV; ¹⁸⁶W(¹²C, ¹⁴C), E=70 MeV; calculated σ(θ). Coupled-channels Born approximation.

doi: 10.1016/0370-2693(88)90068-8
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1988BE26      Phys.Lett. 209B, 168 (1988)

M.Bernath, O.Dragun, J.E.Testoni, H.Massmann

A Coupled-Channel Formalism for Multiple-Pair Transfer in Heavy-Ion Reactions with Deformed Nuclei

NUCLEAR REACTIONS ¹⁸⁶W, ¹⁹²Os(¹²C, ¹⁴C), E=70 MeV; calculated σ(θ); deduced model parameters. Intrinsic coordinate dependent phase shift formalism.

doi: 10.1016/0370-2693(88)90926-4
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1988GR01      Phys.Lett. 200B, 397 (1988)

D.H.E.Gross, Y.-M.Zheng, H.Massmann

New Kind of Phase Transition in Hot Nuclei

NUCLEAR STRUCTURE ¹³¹Xe; calculated phase transitions. Monte Carlo simulations.

doi: 10.1016/0370-2693(88)90141-4
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1987BE24      Nucl.Phys. A469, 369 (1987)

M.Bernath, O.Dragun, H.Massmann, G.Ramirez

A Modified Coupled Channel Born Approximation Applied to the Study of the Excitation of Vibrational Bands in Deformed Nuclei

NUCLEAR REACTIONS ¹⁵⁰Nd(¹²C, ¹²C'), E=70.4 MeV; calculated σ(θ); deduced model parameters. Coupled-channels Born approximation.

doi: 10.1016/0375-9474(87)90116-3
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1986BE15      Z.Phys. A324, 59 (1986)

M.Bernath, O.Dragun, J.Testoni, H.Massmann, G.Ramirez

Extension of the Angle Dependent Phase Shift Formalism to Vibrational Excitations

NUCLEAR REACTIONS ¹⁵⁴Sm(p, p), (p, p'), E=0.8 GeV; ¹⁵⁴Sm(α, α), (α, α'), E=50 MeV; calculated σ(θ). S-matrix formalism, angle dependence, vibrational degrees of freedom.

1983LI05      Nucl.Phys. A394, 312 (1983)

R.Lipperheide, H.Rossner, H.Massmann

Calculation of Reaction and Fusion Cross Sections using Angle-Dependent Phase Shifts

NUCLEAR REACTIONS, ICPND ^152,148Sm(¹⁶O, ¹⁶O), (¹⁶O, ¹⁶O'), E=72 MeV; calculated σ(θ). ^148,152Sm(¹⁶O, X), E=60-75 MeV; calculated fusion, reaction σ(E). Angle dependent phase shift, coupled-channels analyses.

doi: 10.1016/0375-9474(83)90176-8
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1981LI14      Nucl.Phys. A366, 119 (1981)

R.Lipperheide, H.Massmann, H.Rossner

Calculation of Multiple-Excitation Cross Sections using Angle-Dependent Phase Shifts

NUCLEAR REACTIONS ^{144,146,148,150}Nd(¹²C, ¹²C'), E=70.4 MeV; calculated σ(θ). Multiple excitation, angle-dependent phase shift technique.

doi: 10.1016/0375-9474(81)90491-7
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1979MA22      J.Phys.(London) G5, 915 (1979)

H.Massmann, H.Robotham

On Some Aspects of Coulomb Excitation of Nuclear Rotational States

NUCLEAR REACTIONS ¹⁵²Sm(α, α'), (¹⁶O, ¹⁶O'), (⁴⁰Ar, ⁴⁰Ar'), (⁸⁴Kr, ⁸⁴Kr'), ²³⁸U(α, α'), (¹⁶O, ¹⁶O'), (⁴⁰Ar, ⁴⁰Ar'), (⁸⁴Kr, ⁸⁴Kr'), (¹³²Xe, ¹³²Xe'), (²⁰⁸Pb, ²⁰⁸Pb'), E not given; calculated Coulomb excitation probabilities; deduced importance of orbital dynamic distortion. Semiclassical method.

doi: 10.1088/0305-4616/5/7/008
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1978KR07      Z.Phys. A286, 331 (1978)

H.J.Krappe, H.Massmann

On the Theory of Fusion and Elastic Scattering of Deformed Aligned Heavy-Ions

NUCLEAR REACTIONS ⁵⁸Ni(²³Ne, X), E=56-66 MeV; calculated fusion σ(E). ⁵⁸Ni(²³Na, ²³Na), E=56-66 MeV; calculated σ(E).

doi: 10.1007/BF01408267
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1976GU16      Nucl.Phys. A274, 183 (1976)

M.W.Guidry, H.Massmann, R.Donangelo, J.O.Rasmussen

Theory of Coulomb-Nuclear Interference for Heavy-Ion Excitation of Rotational States

NUCLEAR REACTIONS ²³⁸U(⁴⁰Ar, X), E=150-200 MeV; calculated Coulomb-nuclear interference.

doi: 10.1016/0375-9474(76)90236-0
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1975MA16      Nucl.Phys. A243, 155 (1975)

H.Massmann, J.O.Rasmussen

Uniform Semiclassical Orbital Calculations of Heavy Ion Coulomb Excitation

NUCLEAR REACTIONS ²³⁸U(⁴⁰Ar, ⁴⁰Ar'), E=170, 200 MeV; calculated Coulomb excitation probability.

doi: 10.1016/0375-9474(75)90026-3
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1974MA16      Phys.Rev. C9, 2312 (1974)

H.Massmann, J.O.Rasmussen, T.E.Ward, P.E.Haustein, F.M.Bernthal

Configuration Mixing of Two-Quasiparticle States in Even-Even Deformed Nuclei

NUCLEAR STRUCTURE ^{174,176,178,180}Hf, ¹⁷⁴Yb; calculated configuration mixing higher K bands, fit energy splittings, Gallagher-Moszkowski pairs, n-p force deduced.

doi: 10.1103/PhysRevC.9.2312
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