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NSR database version of April 27, 2024.

Search: Author = G.Leander

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1993KI03      Phys.Rev. C47, 277 (1993)

R.W.Kincaid, H.Schechter, M.W.Guidry, S.Landowne, R.Donangelo, G.Leander

Semiclassical Particle-Rotor Model of One-Neutron Transfer Reactions

NUCLEAR REACTIONS ¹⁶¹Dy(⁵⁸Ni, ⁵⁹Ni), E=270 MeV; ¹⁶¹Dy(¹¹⁶Sn, ¹¹⁷Sn), E=637 MeV; analyzed nucleon transfer probabilities data; deduced transfer to ground, excited states bands. Semi-classical particle-rotor model.

doi: 10.1103/PhysRevC.47.277
Citations: PlumX Metrics

1989ME06      Phys.Rev. C39, 1876 (1989)

B.S.Meyer, W.M.Howard, G.J.Mathews, K.Takahashi, P.Moller, G.A.Leander

Beta-Delayed Fission and Neutron Emission Calculations for the Actinide Cosmochronometers

NUCLEAR STRUCTURE ^234,244,252Fr, ^{246,248,252,264}Ac, ^{250,252,254,260,270}Pa, ^252,254,276Np, ^{251,258,264,277}Am; calculated Gamow-Teller strength functions; deduced beta-delayed fission, beta delayed neutron emission, galactic age uncertainities. Actinide cosmochronometers.

doi: 10.1103/PhysRevC.39.1876
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1988BE41      Phys.Scr. 38, 657 (1988)

C.E.Bemis, Jr., F.K.McGowan, J.L.C.Ford, Jr., W.T.Milner, R.L.Robinson, P.H.Stelson, G.A.Leander, C.W.Reich

Coulomb Excitation of States in ²²⁹Th

NUCLEAR REACTIONS ²²⁹Th(α, α), (α, α'), E=17 MeV; measured σ(Eα), σ(Eα') following Coulomb excitation. ²²⁹Th levels deduced excitation probability, B(E2), intrinsic quadrupole, hexadecapole moments, J, π, K, Nilsson assignments.

doi: 10.1088/0031-8949/38/5/004
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1988LE13      Phys.Rev. C37, 2744 (1988)

G.A.Leander, Y.S.Chen

Reflection-Asymmetric Rotor Model of Odd A ≈ 219-229 Nuclei

NUCLEAR STRUCTURE ^{219,221,223,225}Rn, ^{221,223,225,227}Fr, ^{219,221,223,225,227}Ra, ^{219,223,225,227,229}Ac, ^{221,223,225,227,229}Th, ²²⁹Pa; calculated levels, B(λ), relative spectroscopic factors, electromagnetic properties; deduced deformation parameters.

doi: 10.1103/PhysRevC.37.2744
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1988LE16      Phys.Rev. C38, 728 (1988)

G.A.Leander

Statistical E1 and M1 Gamma Strength Functions from Heavy-Ion, xnγ Data

NUCLEAR STRUCTURE A=15-255; ¹⁵²Dy, ¹⁶⁰Er, ¹⁶²Yb, ¹⁶⁴Hf; analyzed M1 transition strengths, E1 strength functions. Statistical model, fusion data input.

doi: 10.1103/PhysRevC.38.728
Citations: PlumX Metrics

1988SH34      Nucl.Phys. A486, 306 (1988)

R.K.Sheline, Y.-S.Chen, G.A.Leander

The Nuclear Spectroscopy and Structure of ²²³Ra

NUCLEAR STRUCTURE ²²³Ra; calculated levels, magnetic moment, quadrupole moment. Reflection asymmetric rotor model.

doi: 10.1016/0375-9474(88)90238-2
Citations: PlumX Metrics

1987BE06      Phys.Lett. 183B, 1 (1987)

R.Bengtsson, T.Bengtsson, J.Dudek, G.Leander, W.Nazarewicz, J.Zhang

Shape Coexistence and Shape Transitions in Even-Even Pt and Hg Isotopes

NUCLEAR STRUCTURE ^{176,178,180,182,184,186,188,190,192,194,196,198}Pt, ^{178,180,182,184,186,188,190,192,194,196,198,200}Hg; calculated potential energy surfaces, deformations, prolate-oblate energy differences. Woods-Saxon potential, liquid drop model.

doi: 10.1016/0370-2693(87)91406-7
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1987BO44      Phys.Rev. C36, 2560 (1987)

J.A.Bounds, C.R.Bingham, H.K.Carter, G.A.Leander, R.L.Mlekodaj, E.H.Spejewski, W.M.Fairbank, Jr.

Nuclear Structure of Light Thallium Isotopes as Deduced from Laser Spectroscopy on a Fast Atom Beam

RADIOACTIVITY ^{189m,190m,191m,192m,193,193m,194m,201}Tl; measured hfs; deduced hfs constants. ^{190m,192m,193,194,194m,201,203}Tl deduced μ, rms radii differences. ^{193m,191m,189m}Tl deduced quadrupole moment, deformation, μ, rms radii differences. Other data input, fast atom beam laser spectroscopy.

doi: 10.1103/PhysRevC.36.2560
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1987DU04      Phys.Rev.Lett. 59, 1405 (1987)

J.Dudek, W.Nazarewicz, Z.Szymanski, G.A.Leander

Abundance and Systematics of Nuclear Superdeformed States; Relation to the pseudospin and pseudo-SU(3) symmetries

NUCLEAR STRUCTURE ^148,152,154Dy, ^136,144,150Sm, ^132,134,144Nd, ^128,132,142Ce; calculated potential energy surfaces; deduced super elongation particle number dependence, superdeformation effects.

doi: 10.1103/PhysRevLett.59.1405
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1987HE01      J.Phys.(London) G13, 43 (1987)

M.A.Herath-Banda, A.V.Ramayya, L.Cleemann, J.Eberth, J.Roth, T.Heck, N.Schmal, T.Mylaeus, W.Koenig, B.Martin, K.Bethge, G.A.Leander

Signature Splitting of Electromagnetic Transitions in ⁷⁵Kr

NUCLEAR REACTIONS ⁴⁶Ti(³²S, n2p), E=85-150 MeV; measured σ(Eγ, E), σ(θ), nγγ-, γγ-coin, Eγ, Iγ. ⁷⁵Kr deduced levels, J, π. Enriched target, Ge(Li), neutron multiplicity detectors. Theoretical analysis.

doi: 10.1088/0305-4616/13/1/008
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1987KE05      Phys.Rev. C36, 1514 (1987)

B.D.Kern, R.L.Mlekodaj, G.A.Leander, M.O.Kortelahti, E.F.Zganjar, R.A.Braga, R.W.Fink, C.P.Perez, W.Nazarewicz, P.B.Semmes

Transition through Triaxial Shapes of the Light Samarium Isotopes and the Beta Decay of ^136,138,140Eu

NUCLEAR REACTIONS ⁹²Mo(⁴⁸Ti, xnp), E=220 MeV; ¹¹²Sn(²⁸Si, xnp), E=170, 190 MeV; measured Eγ, Iγ, γγ-coin. Enriched targets, Ge detectors, magnetic isotope separator.

RADIOACTIVITY ^136,138,140Eu(β⁺), (EC) [from ⁹²Mo(⁴⁸Ti, pxn), E=220 MeV; ¹¹²Sn(²⁸Si, xnp), E=170, 190 MeV]; measured Eγ, Iγ, γγ-coin. ^136,138,140Sm deduced levels. Enriched targets, Ge detectors, magnetic isotope separator.

NUCLEAR STRUCTURE ^136,138,140Sm; calculated levels. Wood-Saxon Strutinsky, triaxial models, interacting boson approximation.

doi: 10.1103/PhysRevC.36.1514
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1987LE05      Phys.Rev. C35, 1145 (1987)

G.A.Leander, Y.S.Chen

Rigid Reflection-Asymmetric Rotor Description of the Nucleus ²²⁷Ac

NUCLEAR STRUCTURE ²²⁷Ac; calculated levels, structure factor. Particle-rotor model, static octupole deformation.

doi: 10.1103/PhysRevC.35.1145
Citations: PlumX Metrics

1987NA10      Nucl.Phys. A467, 437 (1987)

W.Nazarewicz, G.A.Leander, J.Dudek

Octupole Shape and Shape Changes at High Spins in Ra and Th Nuclei

NUCLEAR STRUCTURE ^{218,220,222,224,226}Ra, ^{230,222,224,226,228}Th; calculated levels, routhians, rotational band properties, shapes, B(E1)/B(E2) ratios; deduced shape spin dependence. Cranking model.

doi: 10.1016/0375-9474(87)90539-2
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1987PA02      Phys.Rev.Lett. 58, 984 (1987)

E.S.Paul, C.W.Beausang, D.B.Fossan, R.Ma, W.F.Piel, Jr., N.Xu, L.Hildingsson, G.A.Leander

Collective Oblate Band in ¹³¹La Due to the Rotational Alignment of h_11/2 Neutrons

NUCLEAR REACTIONS ¹¹⁶Cd(¹⁹F, 4nγ), E=76 MeV; measured γγ-coin. ¹³¹La deduced levels, J, π, band structure, shape characteristics. Ge detectors. Cranked shell model calculations.

doi: 10.1103/PhysRevLett.58.984
Citations: PlumX Metrics

1987WE06      Phys.Rev. C36, 431 (1987)

J.C.Wells, N.R.Johnson, C.Baktash, I.Y.Lee, F.K.McGowan, M.N.Rao, L.L.Riedinger, V.Janzen, W.C.Ma, Shuxian Wen, Ze-Min Chen, P.B.Semmes, G.A.Leander, Y.S.Chen

Low-Frequency Anomaly in ¹⁷²Os Moment of Inertia

NUCLEAR STRUCTURE ¹⁷²Os; calculated dynamical moments of inertia. Cranked shell model, three-band-mixing calculations.

NUCLEAR REACTIONS ¹⁴⁴Nd(³²S, 4n), E=162 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷²Os deduced levels, yrast sequence moments of inertia, J, π. Cranked shell model, three-band mixing calculations.

doi: 10.1103/PhysRevC.36.431
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1986BA14      Phys.Rev. C33, 1461 (1986)

D.Ballon, Y.Niv, S.Vajda, N.Benczer-Koller, L.Zamick, G.A.Leander

Magnetic Moments of the (3/2)₁^- and (5/2)₁^- States in ^107,109Ag

NUCLEAR REACTIONS ^107,109Ag(³²S, ³²S'), E=80 MeV; measured γγ(θ, H), γ(³²S)-coin following Coulomb excitation. ^107,109Ag levels deduced g ratio.

doi: 10.1103/PhysRevC.33.1461
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1986CH40      Phys.Rev. C34, 1935 (1986)

Y.S.Chen, P.B.Semmes, G.A.Leander

Calculation of M1 Transition Rates at High Spin in Axial Nuclei

NUCLEAR STRUCTURE ¹⁶⁵Lu, ⁸¹Kr, ¹⁶⁶Hf; calculated yrast levels, g factors, B(M1). Cranking, particle-rotor models.

doi: 10.1103/PhysRevC.34.1935
Citations: PlumX Metrics

1986LA08      Phys.Lett. 169B, 21 (1986)

A.J.Larabee, M.P.Carpenter, L.L.Riedinger, L.H.Courtney, J.C.Waddington, V.P.Janzen, W.Nazarewicz, J.-Y.Zhang, R.Bengtsson, G.A.Leander

Shape Coexistence and Alignment Processes in the Light Pt and Au Region

NUCLEAR REACTIONS ¹⁷⁰Yb(¹⁹F, 4n), E=97 MeV; measured γγ-coin. ¹⁸⁵Au deduced levels, J, π, γ-branching, band deformations, shape coexistence.

doi: 10.1016/0370-2693(86)90678-7
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1986LE05      Nucl.Phys. A453, 58 (1986)

G.A.Leander, W.Nazarewicz, G.F.Bertsch, J.Dudek

Low-Energy Collective E1 Mode in Nuclei

NUCLEAR STRUCTURE ^{218,220,222,224,226}Ra, ^{220,222,224,226,228}Th; calculated B(E1)/B(E2) branching ratio; deduced isovector E1 moment shell effect dependence.

doi: 10.1016/0375-9474(86)90029-1
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1986MO03      Z.Phys. A323, 41 (1986)

P.Moller, G.A.Leander, J.R.Nix

On the Stability of the Transeinsteinium Elements

NUCLEAR STRUCTURE Z>100; calculated Q(α), fission T_1/2, ground state property microscopic corrections; deduced ²⁸⁸100, ²⁹⁹100 superheavy high stability.

1986RA07      Phys.Rev.Lett. 57, 667 (1986)

M.N.Rao, N.R.Johnson, F.K.McGowan, I.Y.Lee, C.Baktash, M.Oshima, J.W.McConnell, J.C.Wells, A.Larabee, L.L.Riedinger, R.Bengtsson, Z.Xing, Y.S.Chen, P.B.Semmes, G.A.Leander

Loss of Collectivity at High Spin in ¹⁷²W and a Three-Band Interpretation of First Yrast Upbends

NUCLEAR REACTIONS ¹²⁴Sn(⁵²Cr, 4n), E=230 MeV; measured γγ-coin, Doppler shift recoil distance. ¹⁷²W deduced levels, J, π, T_1/2, yrast sequence, dynamical moment of inertia, configuration, transition quadrupole moments.

doi: 10.1103/PhysRevLett.57.667
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1986RE04      Phys.Lett. 169B, 148 (1986)

C.W.Reich, I.Ahmad, G.A.Leander

E1 Transition Probabilities Within the K(π) = 1/2(±) Parity-Doublet Bands in ²²⁵Ra

NUCLEAR STRUCTURE ²²⁵Ra; analyzed data; deduced parity doublet band B(E1) systematics.

doi: 10.1016/0370-2693(86)90639-8
Citations: PlumX Metrics

1985BO46      Phys.Rev.Lett. 55, 2269 (1985)

J.A.Bounds, C.R.Bingham, P.Juncar, H.K.Carter, G.A.Leander, R.L.Mlekodaj, E.H.Spejewski, W.M.Fairbank, Jr.

Role of Deformation in the Intrusion of the h_9/2 Levels below the Z = 82 Proton Shell

RADIOACTIVITY ^189,191,193Tl(β⁺), (EC); ^193mTl(IT); measured hfs, isotope shift; deduced isomer intrinsic, spectroscopic quadrupole moments, deformation β₂.

doi: 10.1103/PhysRevLett.55.2269
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1985LE04      Phys.Lett. 152B, 284 (1985)

G.A.Leander, W.Nazarewicz, P.Olanders, I.Ragnarsson, J.Dudek

A New Region of Intrinsic Reflection Asymmetry in Nuclei Around ¹⁴⁵Ba ( Question )

NUCLEAR STRUCTURE ¹⁴⁶Ba; calculated single particle level vs quadrupole, octupole deformation. ¹⁴⁵Cs, ¹⁴⁵Ba; calculated ground state J, μ; deduced region of intrinsic reflection asymmetry.

doi: 10.1016/0370-2693(85)90496-4
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1985RA04      Phys.Rev.Lett. 54, 982 (1985)

I.Ragnarsson, T.Bengtsson, W.Nazarewicz, J.Dudek, G.A.Leander

Band Termination at Very High Spin in ¹⁵⁸Yb

NUCLEAR STRUCTURE ^158,168Yb, ¹⁵²Dy; analyzed level, yrast E2 transition data. ¹⁵⁸Yb deduced band termination at high spin.

doi: 10.1103/PhysRevLett.54.982
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1984CO17      Phys.Rev. C30, 1267 (1984)

J.D.Cole, J.H.Hamilton, A.V.Ramayya, W.Lourens, B.van Nooijen, H.Kawakami, L.A.Mink, E.H.Spejewski, H.K.Carter, R.L.Mlekodaj, G.A.Leander, L.L.Riedinger, C.R.Bingham, E.F.Zganjar, J.L.Wood, R.W.Fink, K.S.Toth, B.D.Kern, K.S.R.Sastry

Decay of ¹⁸⁸Tl and Observed Shape Coexistence in the Bands of ¹⁸⁸Hg

RADIOACTIVITY ¹⁸⁸Tl(β⁺), (EC) [from ¹⁸¹Ta(¹⁶O, 9n), E=143-145 MeV; ¹⁸⁰W(¹⁴N, 6n), E=184-188 MeV]; measured Eγ, Iγ, I(ce), γγ-, γ(ce)-coin. ¹⁸⁸Tl levels deduced T_1/2. ¹⁸⁸Hg deduced levels, J, π, γ-branching, δ, ICC.

doi: 10.1103/PhysRevC.30.1267
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1984EL07      ATOMKI Kozlem. 26, 30 (1984)

H.El-Samman, V.Barci, T.Bengtsson, A.Gizon, J.Gizon, L.Hildingsson, D.Jerrestam, W.Klamra, R.Kossakowski, G.A.Leander, Th.Lindblad

Collective Moment of Inertia of ^118,122Xe and ^128,130Ba

NUCLEAR REACTIONS ^112,117,122Sn, ¹²³Sb(¹²C, xnyp), E not given; measured γγ-coin, energy correlations. ^122,118Xe, ^128,130Ba deduced dynamic moment of inertia.

1984EL08      Nucl.Phys. A427, 397 (1984)

H.El-Samman, V.Barci, A.Gizon, J.Gizon, L.Hildingsson, D.Jerrestam, W.Klamra, R.Kossakowski, Th.Lindblad, T.Bengtsson, G.A.Leander

On the Difference of the Dynamic Moment of Inertia I(2) Band for Xe and Ba Nuclei

NUCLEAR REACTIONS ^112,117,112Sn(¹²C, X), E=80-118 MeV; ¹²³Sb(¹²C, X), E=118 MeV; measured γγ-coin, γ-ray multiplicity; deduced γγ-energy correlation matrices. ^118,122Xe, ^128,130Ba deduced dynamic I(2) band moment of inertia.

doi: 10.1016/0375-9474(84)90091-5
Citations: PlumX Metrics

1984LE04      Nucl.Phys. A413, 375 (1984)

G.A.Leander, R.K.Sheline

Intrinsic Reflection Asymmetry in Odd-A Nuclei

NUCLEAR STRUCTURE ²²⁵Ac, ²²⁵Ra; calculated Nilsson quasiparticle levels. ^{221,223,225,227,229}Ac; calculated K=1/2 band decoupling parameter. ^{221,223,225,227}Ra; calculated K=1/2 band decoupling parameter, μ. ²²⁹Ra; calculated μ. ^223,225,227Ac; calculated α-transition rates, hindrance factors. ^227,229,231Pa; calculated α-decay hindrance factors. ²²⁹Th; calculated levels. Intrinsic reflection symmetry.

doi: 10.1016/0375-9474(84)90417-2
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1984LE12      Phys.Rev. C30, 416 (1984)

G.A.Leander, J.Dudek, W.Nazarewicz, J.R.Nix, Ph.Quentin

Single-Particle Levels in the Doubly Magic ¹³²Sn and ¹⁰⁰Sn Nuclei

NUCLEAR STRUCTURE ⁵⁶Ni, ^100,132Sn, ²⁰⁸Pb; calculated single particle binding energies. Woods-Saxon, folded Yukawa, Skyrme interaction models.

doi: 10.1103/PhysRevC.30.416
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1984NA08      Phys.Rev.Lett. 52, 1272 (1984); Erratum Phys.Rev.Lett. 53, 2060 (1984)

W.Nazarewicz, P.Olanders, I.Ragnarsson, J.Dudek, G.A.Leander

High-Spin Consequences of Octupole Shape in Nuclei around ²²²Th

NUCLEAR STRUCTURE ²²²Th; calculated β₂, β₃, potential energy deformation, neutron quasiparticle Routhians, rotational band angular momentum vs rotational frequency; deduced no octupole deformation backbend relationship. Woods-Saxon-Bogolyubov cranking calculation.

doi: 10.1103/PhysRevLett.52.1272
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1984NA22      Nucl.Phys. A429, 269 (1984)

W.Nazarewicz, P.Olanders, I.Ragnarsson, J.Dudek, G.A.Leander, P.Moller, E.Ruchowska

Analysis of Octupole Instability in Medium-Mass and Heavy Nuclei

NUCLEAR STRUCTURE ¹⁴⁶Ba, ²²⁴Ra; calculated octupole deformation energy. ⁷²Se, ⁹²Kr, ¹⁴⁶Ba, ²²⁴Th; calculated octupole deformation potential energy. ^74,90Kr; calculated shell plus pairing, Strutinsky energies. ^{140,142,144,146,148}Xe, ^{142,144,146,148,150}Ba, ^{142,144,146,148,150,152}Ce, ^{146,148,150,152,154}Nd, ²¹⁸Po, ^{218,220,222,224,226}Rn, ^{218,220,222,224,226,228,230}Ra, ^{220,222,224,226,228,230}Th, ^{222,224,226,228,230}U; calculated equilibrium shapes. Strutinsky type calculations.

doi: 10.1016/0375-9474(84)90208-2
Citations: PlumX Metrics

1983AR18      Phys.Scr. T5, 157 (1983)

P.Arve, Y.S.Chen, G.A.Leander

Microscopic Calculations of Nuclear Wobbling Rotation

NUCLEAR STRUCTURE ¹⁷⁹Hf; calculated high-K configuration moment of inertia. ¹⁷⁹W; calculated levels. ¹⁵⁸Yb; calculated quasicontinuum level energy vs K. Microscopic model, nuclear wobbling rotation.

doi: 10.1088/0031-8949/1983/T5/029
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1983CH46      Phys.Rev. C28, 2437 (1983)

Y.S.Chen, S.Frauendorf, G.A.Leander

Shape of Rotating Quasiparticle Orbits and Signature Splitting in La, Ce, and Pr Nuclei

NUCLEAR STRUCTURE ^{129,130,131,133,134,135}Ce, ^{129,130,133,134}La, ^{130,131,134,135}Pr; calculated yrast, near-yrast band Routhians, (γ) deformation signature splitting. Cranking model.

doi: 10.1103/PhysRevC.28.2437
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1983KE08      Phys.Rev. C28, 2168 (1983)

B.D.Kern, K.S.Toth, D.M.Moltz, J.Lin, F.T.Avignone III, H.Noma, G.A.Leander

Beta Decay of ⁷⁵Rb to Low-Lying Levels in ⁷⁵Kr

RADIOACTIVITY ⁷⁵Rb(β⁺) [from ⁵⁸Ni(²⁰Ne, p2n)]; measured T_1/2, Eγ, Iγ, γγ-coin. ⁷⁵Kr deduced levels, J, π. Mass separated samples.

doi: 10.1103/PhysRevC.28.2168
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1983LE15      Nucl.Phys. A400, 97c (1983)

G.A.Leander, P.Arve, T.Bengtsson, I.Ragnarsson, J.Y.Zhang

Theoretical Aspects of High-Spin States

NUCLEAR STRUCTURE ¹⁶⁰Er; calculated level spin vs transition energy. Cranking model.

doi: 10.1016/0375-9474(83)90429-3
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1983SH16      Phys.Rev.Lett. 51, 359 (1983)

R.K.Sheline, G.A.Leander

Strong and Weak Coupling to the Octupole-Deformed Mode in ²²⁷₈₉Ac

NUCLEAR STRUCTURE ²²⁷Ac; analyzed level scheme; deduced degenerate band intrinsic g, absolute decoupling parameters, bandhead K, π.

doi: 10.1103/PhysRevLett.51.359
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1983SH37      Phys.Lett. 133B, 13 (1983)

R.K.Sheline, D.Decman, K.Nybo, T.F.Thorsteinsen, G.Lovhoiden, E.R.Flynn, J.A.Cizewski, D.K.Burke, G.Sletten, P.Hill, N.Kaffrell, W.Kurcewicz, G.Nyman, G.Leander

Evidence for Near-Stable Octupole Deformation in ²²⁵Ra

RADIOACTIVITY ²²⁵Fr(β^-) [from ²³⁸U(p, X), E=600 MeV]; measured Eγ, Iγ, γγ-coin. ²²⁵Ra deduced levels J, π, K, Nilsson assignment, band decoupling parameter.

NUCLEAR REACTIONS ²²⁶Ra(d, t), E=12 MeV; ²²⁶Ra(polarized d, t), E=17 MeV; measured σ(θ), analyzing power vs θ. ²²⁵Ra deduced levels, J, π, K, Nilsson assignment, band decoupling parameter.

doi: 10.1016/0370-2693(83)90094-1
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1983YA03      Phys.Lett. 128B, 33 (1983)

H.Yamada, A.Ahmed, H.Banda, J.H.Hamilton, C.F.Maguire, R.B.Piercey, A.V.Ramayya, S.A.Hjorth, D.C.Hensley, J.D.Cole, G.A.Leander

Eγ - Eγ Correlations from Partial Fusion Reactions

NUCLEAR REACTIONS ¹⁵⁴Sm(¹⁴N, xnp), (¹⁴N, xnd), (¹⁴N, xnt)¹⁵⁷Er/¹⁵⁸Er/¹⁵⁹Er, E=167 MeV; measured γγ energy correlations, (particle)γ-coin. ¹⁵⁸Er deduced rotational band structure. Partial fusion reaction.

doi: 10.1016/0370-2693(83)90068-0
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1982CH12      Phys.Lett. 113B, 124 (1982)

Y.S.Chen, L.L.Riedinger, G.Leander

Accurate Test of Rotationally Perturbed Wave Functions in ^161-167Yb

NUCLEAR STRUCTURE ^{161,163,165,167}Yb; calculated B(λ), δ. Quasiparticle plus rotor calculations.

doi: 10.1016/0370-2693(82)90407-5
Citations: PlumX Metrics

1982CH30      Phys.Rev. C26, 2607 (1982)

Y.-S.Chen, G.A.Leander

Quasicontinuum Properties of M1 Spectra in the Particle-Rotor Model

NUCLEAR STRUCTURE ^{159,161,163,165,167,169,171,173,175,177}Yb, ^{127,129,131,133,135,137,139}Ce, ¹³¹Pr, ¹²⁹La, ¹²⁷Cs, ¹²⁵I, ¹²³Sb; calculated M1 quasicontinuum γ-spectra; deduced particle, quasiparticle number dependence. Core-quasiparticle coupling models.

doi: 10.1103/PhysRevC.26.2607
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1982LE19      Nucl.Phys. A388, 452 (1982)

G.A.Leander, R.K.Sheline, P.Moller, P.Olanders, I.Ragnarsson, A.J.Sierk

The Breaking of Intrinsic Reflection Symmetry in Nuclear Ground States

NUCLEAR STRUCTURE ^218,220Po, ^{218,220,222,224,226}Rn, ^{220,222,224,226,228,230,232,234}Ra, ^{220,222,224,226,228,230,232,234,236}Th, ^{222,224,226,228,230,232}U; calculated potential energy minima. ^223,225,227Ac, ²²⁷Ra, ^229,231Th, ²³³Pa, ²³³U; calculated octupole separation energy. Intrinsic reflection symmetry breaking.

doi: 10.1016/0375-9474(82)90471-7
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1981AN07      Nucl.Phys. A361, 147 (1981)

C.G.Andersson, J.Krumlinde, G.Leander, Z.Szymanski

Rotational Bands on Few-Particle Excitations of very High Spin

NUCLEAR STRUCTURE ¹⁷⁶Hf, ²¹²Rn; calculated rotational bands, high-spin levels. RPA, collective rotation around nonsymmetric axis.

doi: 10.1016/0375-9474(81)90474-7
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1981BE41      Phys.Scr. 24, 200 (1981)

T.Bengtsson, M.E.Faber, G.Leander, P.Moller, M.Ploszajczak, I.Ragnarsson, S.Aberg

Some Properties of Superdeformed Nuclei

NUCLEAR STRUCTURE ¹⁵²Dy; calculated potential, shell energy surfaces; ^90,92Zr, ⁹⁶Ru; calculated potential energy vs deformation; ⁹⁶Ru; calculated liquid drop model energy. Anisotropic harmonic oscillator potential. A ≈ 100; deduced superdeformed properties. A ≈ 150; deduced superdeformed properties.

doi: 10.1088/0031-8949/24/1B/016
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1981LE17      Phys.Scr. 24, 164 (1981)

G.Leander, Y.S.Chen, B.S.Nilsson

Nuclear Structure and the Quasi-Continuum Gamma Rays

NUCLEAR STRUCTURE ¹⁵⁸Er, ¹⁶⁶Yb; calculated potential energy, γ-correlation plots, moments of inertia. ¹⁵²Dy; calculated moments of inertia. ¹⁶²Er; calculated side feeding to yrast states. ^{165,166,167,168}Yb; calculated γ-cascade correlation plots. Several models, quasicontinuum γ-rays.

doi: 10.1088/0031-8949/24/1B/013
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1981WA23      Phys.Scr. 24, 324 (1981)

W.Walus, N.Roy, S.Jonsson, L.Carlen, H.Ryde, G.B.Hagemann, B.Herskind, J.D.Garrett, Y.S.Chen, J.Almberger, G.Leander

High-Spin Band Structure in ¹⁶⁶Yb

NUCLEAR REACTIONS ¹⁵⁴Sm(¹⁶O, 4n), E=80 MeV; measured γγ-coin, Eγ, Iγ, γ(θ), I(ce). ¹⁶⁶Yb deduced levels, J, π, γ-branching, rotational bands, B(E2), B(M1) ratios.

doi: 10.1088/0031-8949/24/1B/031
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1980AL01      Nucl.Phys. A333, 184 (1980)

J.Almberger, I.Hamamoto, G.Leander

Spin Alignment in the Particle-Rotor and Cranking Models

NUCLEAR STRUCTURE ^166,167,168Yb; calculated spin alignment. Particle-rotor, cranking models.

doi: 10.1016/0375-9474(80)90228-6
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1980AL21      Phys.Scr. 22, 331 (1980)

J.Almberger, I.Hamamoto, G.Leander

Many-BCS-Quasiparticle Effects in Rotational Spectra

NUCLEAR STRUCTURE ¹⁶⁴Er; calculated levels, band structure, backbending, ground band moment of inertia. BCS quasiparticles plus rotor model.

doi: 10.1088/0031-8949/22/4/003
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1980CH15      Phys.Lett. B94, 468 (1980)

Y.-S.Chen, J.D.Garrett, J.Almberger, G.Leander

Gamma Correlation Patterns from the (gSS'S''S''') System

NUCLEAR STRUCTURE ¹⁶⁶Yb; calculated γγ energy correlation; deduced regions of coherent ridge, bridge, peak formations. Particle-rotor model, Monte-Carlo cascade generation, multiple band crossing.

doi: 10.1016/0370-2693(80)90920-X
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1980DR07      Nucl.Phys. A341, 98 (1980)

C.Droste, D.Chlebowska, J.Dobaczewski, F.Donau, A.Kerek, G.Leander, J.Srebrny, W.Walus

Collective Quadrupole Dynamics and the Band Structure of the Nucleus ¹²⁷Cs

NUCLEAR REACTIONS ¹²⁷I(α, 4n), E=43-51 MeV; measured Eγ, Iγ, γγ-coin, σ(E, Eγ, θ), αγ(t). ¹²⁷Cs deduced levels, μ, J, π, T_1/2, B(λ), δ. Ge(Li) detectors. Core-particle coupling model calculations, soft, rigid, triaxial core.

doi: 10.1016/0375-9474(80)90364-4
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1980RA20      Nucl.Phys. A347, 287 (1980)

I.Ragnarsson, T.Bengtsson, G.Leander, S.Aberg

Nilsson-Strutinsky Model of Very High Spin States

NUCLEAR STRUCTURE A=208; ²¹²Rn; ¹⁵²Dy; ¹¹⁸Te; ^{150,151,152,153,154,155,156,158,160,162,164,166}Er; compiled, evaluated yrast spectra, potential energy surfaces, high-spin data, other characteristics.

doi: 10.1016/0375-9474(80)90530-8
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1980VI05      Phys.Rev. C22, 853 (1980)

Ch.Vieu, S.E.Larsson, G.Leander, I.Ragnarsson, J.S.Dionisio

Particle-Asymmetric-Rotor Descriptions of ^105-109Ag Negative parity states

NUCLEAR STRUCTURE ^105,107,109Ag; calculated levels, B(λ), δ. Generalized particle-asymmetric-rotor model.

doi: 10.1103/PhysRevC.22.853
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1979AB12      Nucl.Phys. A332, 365 (1979)

S.Aberg, G.Leander

Yrast Properties in the A - 40-80 Region

NUCLEAR STRUCTURE A=40-80; calculated yrast properties. Cranking-plus-Strutinsky formalism.

doi: 10.1016/0375-9474(79)90008-3
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1979VI06      Z.Phys. A290, 301 (1979)

C.Vieu, S.E.Larsson, G.Leander, I.Ragnarsson, W.De Wieclawik, J.S.Dionisio

The Particle Asymmetric Rotor Descriptions of ^187-193Ir Positive Parity States

NUCLEAR STRUCTURE ^{187,189,191,193}Ir; calculated energies, electromagnetic properties of positive parity states. Extended version of Hecht-Satchler model for particle plus asymmetric rotor.

doi: 10.1007/BF01408547
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1978AN17      Nucl.Phys. A309, 141 (1978)

C.G.Andersson, G.Hellstrom, G.Leander, I.Ragnarsson, S.Aberg, J.Krumlinde, S.G.Nilsson, Z.Szymanski

Islands of High-Spin Yrast Isomers

NUCLEAR STRUCTURE ^{74,78,82,86,90,94}Kr; calculated yrast spin trajectories. ⁷⁴Kr, ¹⁷⁶Hf, ¹⁹⁶Hg, ²⁰⁴Pb, ²¹²Rn, ²¹⁸Th; calculated potential energy surfaces. ¹⁵¹Dy, ¹⁵²Dy, ¹⁷⁶Hf; calculated yrast spectrum. ²⁰⁴Pb, ²¹²Rn; calculated energies, level properties. Likely candidates for yrast traps, trap mechanisms discussed. Modified oscillator, RPA, BCS models.

doi: 10.1016/0375-9474(78)90540-7
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1978LA13      Nucl.Phys. A307, 189 (1978)

S.E.Larsson, G.Leander, I.Ragnarsson

Nuclear Core-Quasiparticle Coupling

NUCLEAR STRUCTURE ^75,77Se, ¹⁸⁵Re; calculated levels, T_1/2, B(λ).

doi: 10.1016/0375-9474(78)90613-9
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1978PL03      Nucl.Phys. A301, 477 (1978)

M.Ploszajczak, A.Faessler, G.Leander, S.G.Nilsson

Description of the Yrast Traps at Very High Angular Momenta

NUCLEAR STRUCTURE ¹⁴⁸Sm, ¹⁵⁰Gd, ¹⁵⁸Yb; calculated deformation energy surfaces, angular momentum, β₂, β₄.

doi: 10.1016/0375-9474(78)90063-5
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1978VI01      J.Phys.(London) G4, 531 (1978)

C.Vieu, S.E.Larsson, G.Leander, I.Ragnarsson, W.De Wieclawik, J.S.Dionisio

The Particle-Asymmetric Rotor Descriptions of ^193-199Au (Positive Parity States)

NUCLEAR STRUCTURE ^{193,195,197,199}Au; calculated positive parity levels. Extended Hecht-Satchler model.

doi: 10.1088/0305-4616/4/4/009
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1978VI02      J.Phys.(London) G4, 1159 (1978)

C.Vieu, S.E.Larsson, G.Leander, I.Ragnarsson, W.De Wieclawik, J.S.Dionisio

The Particle-Asymmetric Rotor Descriptions of ^189,193,195Au (The h₁₁/₂ System of Levels)

NUCLEAR STRUCTURE ^189,193,195Au; calculated structure.

doi: 10.1088/0305-4616/4/7/020
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1977CE03      Phys.Lett. 70B, 9 (1977)

M.Cerkaski, J.Dudek, Z.Szymanski, C.G.Andersson, G.Leander, S.Aberg, S.G.Nilsson, I.Ragnarsson

Search for the Yrast Traps in Neutron Deficient Rare Earth Nuclei

NUCLEAR STRUCTURE ^148,150,152Gd, ¹⁵²Dy, ^156,158Er, ^158,160,162Yb; calculated yrast energies.

doi: 10.1016/0370-2693(77)90331-8
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1976AN10      Nucl.Phys. A268, 205 (1976)

G.Andersson, S.E.Larsson, G.Leander, P.Moller, S.G.Nilsson, I.Ragnarsson, S.Aberg, R.Bengtsson, J.Dudek, B.Nerlo-Pomorska, K.Pomorski, Z.Szymanski

Nuclear Shell Structure at Very High Angular Momentum

NUCLEAR STRUCTURE ²⁴Mg, ^114,116,118Te, ^122,124,126Xe, ^{122,124,126,128,130,138}Ba, ¹⁵⁰Gd, ^150,154Sm, ^{158,160,164,166,168}Yb, ¹⁷⁸W, ^{182,178,186,190}Os, ²⁰⁴Pb, ¹⁶⁰Er, ²⁹⁸Fl; calculated potential energy surfaces, shell structure.

doi: 10.1016/0375-9474(76)90461-9
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1976AN15      Phys.Lett. 65B, 209 (1976)

G.Andersson, S.E.Larsson, G.Leander, S.G.Nilsson, I.Ragnarsson, S.Aberg

Superheavy Elements and Variations in the Nuclear Skin Thickness

NUCLEAR STRUCTURE A > 200; calculated skin thickness parameters.

doi: 10.1016/0370-2693(76)90164-7
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1976DI14      J.Phys.(London) G2, L183 (1976)

J.S.Dionisio, C.Vieu, W.De Wieclawik, R.Foucher, M.Beiner, S.E.Larsson, G.Leander, I.Ragnarsson

On the 9/2^- Level Excitation Energy of Odd Tl, Au and Ir Isotopes

NUCLEAR STRUCTURE ^{189,191,195,197,199,201,203,205,207,209}Tl, ^{183,185,187,189,191,193,195,197,199,201,203}Au, ^{183,185,187,189,191,193,195,197,199,201}Ir; calculated levels.

doi: 10.1088/0305-4616/2/11/001
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1976LA06      Nucl.Phys. A261, 77 (1976)

S.E.Larsson, G.Leander, I.Ragnarsson, N.G.Alenius

Collective Motion and Deformed Shell Structure in the Doubly Even fp Shell Nuclei

NUCLEAR STRUCTURE ^44,48Ti, ⁸²Kr; calculated levels. ⁵⁸Fe, ⁷⁶Ge; calculated levels, B(E2).

doi: 10.1016/0375-9474(76)90042-7
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1976LE28      Nucl.Phys. A273, 286 (1976)

G.Leander

Solution of Bohr's Collective Hamiltonian for Transitional Odd-Mass Nuclei

NUCLEAR STRUCTURE ¹⁸⁶Os, ¹⁸⁷Ir, ¹⁹⁷Tl, ¹⁹⁶Hg; calculated levels. ¹⁸⁶Os; calculated B(E2).

doi: 10.1016/0375-9474(76)90592-3
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1975BE35      Phys.Lett. 57B, 301 (1975)

R.Bengtsson, S.E.Larsson, G.Leander, P.Moller, S.G.Nilsson, S.Aberg, Z.Szymanski

Yrast Bands and High-Spin Potential-Energy Surfaces

NUCLEAR STRUCTURE ¹⁴⁶Sm, ¹⁶⁰Yb; calculated yrast bands, energy surfaces.

doi: 10.1016/0370-2693(75)90455-4
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1975LE05      Nucl.Phys. A239, 93 (1975)

G.Leander, S.E.Larsson

Potential-Energy Surfaces for the Doubly Even N = Z Nuclei

NUCLEAR STRUCTURE ¹²C, ²⁰Ne, ²⁴Mg, ²⁸Si, ³²S, ³⁶Ar, ⁴⁴Ti, ⁴⁰Ca; calculated deformation dependence of static energy, quadrupole moment.

doi: 10.1016/0375-9474(75)91136-7
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1975LE10      Phys.Lett. 57B, 245 (1975)

G.Leander, P.Moller

Augmentation of the Barrier for Prompt μ^- Induced Fission

NUCLEAR REACTIONS ²³⁶U(μ^-, F); calculated augmentation of fission barrier.

doi: 10.1016/0370-2693(75)90066-0
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1973LA36      Phys.Lett. 47B, 422 (1973)

S.E.Larsson, G.Leander, S.G.Nilsson, I.Ragnarsson, R.K.Sheline

Axial Asymmetry and the Spectrum of ¹⁶O

NUCLEAR STRUCTURE ¹⁶O; calculated moment of inertia, levels.

doi: 10.1016/0370-2693(73)90103-2
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Note: The following list of authors and aliases matches the search parameter G.Leander: , G.A.LEANDER