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NSR database version of May 10, 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
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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, 246,248,252,264Ac, 250,252,254,260,270Pa, 252,254,276Np, 251,258,264,277Am; 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 219,221,223,225Rn, 221,223,225,227Fr, 219,221,223,225,227Ra, 219,223,225,227,229Ac, 221,223,225,227,229Th, 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
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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
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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 176,178,180,182,184,186,188,190,192,194,196,198Pt, 178,180,182,184,186,188,190,192,194,196,198,200Hg; 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,201Tl; measured hfs; deduced hfs constants. 190m,192m,193,194,194m,201,203Tl deduced μ, rms radii differences. 193m,191m,189mTl 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
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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 218,220,222,224,226Ra, 230,222,224,226,228Th; 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 h11/2 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
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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
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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 218,220,222,224,226Ra, 220,222,224,226,228Th; 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 T1/2, 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, T1/2, 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
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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 h9/2 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 T1/2. 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
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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. 221,223,225,227,229Ac; calculated K=1/2 band decoupling parameter. 221,223,225,227Ra; 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. 140,142,144,146,148Xe, 142,144,146,148,150Ba, 142,144,146,148,150,152Ce, 146,148,150,152,154Nd, 218Po, 218,220,222,224,226Rn, 218,220,222,224,226,228,230Ra, 220,222,224,226,228,230Th, 222,224,226,228,230U; calculated equilibrium shapes. Strutinsky type calculations.

doi: 10.1016/0375-9474(84)90208-2
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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 129,130,131,133,134,135Ce, 129,130,133,134La, 130,131,134,135Pr; 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 T1/2, 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 161,163,165,167Yb; calculated B(λ), δ. Quasiparticle plus rotor calculations.

doi: 10.1016/0370-2693(82)90407-5
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1982CH30      Phys.Rev. C26, 2607 (1982)

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

Quasicontinuum Properties of M1 Spectra in the Particle-Rotor Model

NUCLEAR STRUCTURE 159,161,163,165,167,169,171,173,175,177Yb, 127,129,131,133,135,137,139Ce, 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, 218,220,222,224,226Rn, 220,222,224,226,228,230,232,234Ra, 220,222,224,226,228,230,232,234,236Th, 222,224,226,228,230,232U; 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. 165,166,167,168Yb; 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
Citations: PlumX Metrics


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, T1/2, 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; 150,151,152,153,154,155,156,158,160,162,164,166Er; 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
Citations: PlumX Metrics


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 187,189,191,193Ir; 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 74,78,82,86,90,94Kr; 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, T1/2, 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 193,195,197,199Au; 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, 122,124,126,128,130,138Ba, 150Gd, 150,154Sm, 158,160,164,166,168Yb, 178W, 182,178,186,190Os, 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 189,191,195,197,199,201,203,205,207,209Tl, 183,185,187,189,191,193,195,197,199,201,203Au, 183,185,187,189,191,193,195,197,199,201Ir; 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
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter G.Leander: , G.A.LEANDER