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NSR database version of May 23, 2024.

Search: Author = W.T.Chou

Found 36 matches.

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2003HU07      Phys.Rev. C 67, 054315 (2003)

C.Hutter, R.Krucken, A.Aprahamian, C.J.Barton, C.W.Beausang, M.A.Caprio, R.F.Casten, W.-T.Chou, R.M.Clark, D.Cline, J.R.Cooper, M.Cromaz, A.A.Hecht, A.O.Macchiavelli, N.Pietralla, M.Shawcross, M.A.Stoyer, C.Y.Wu, N.V.Zamfir

B(E2) values and the search for the critical point symmetry X(5) in 104Mo and 106Mo

RADIOACTIVITY 252Cf(SF); measured Doppler-shifted Eγ, Iγ, γγ-coin. 104,106Mo deduced levels T1/2, B(E2), transition quadrupole moments. Recoil-distance technique, Gammasphere array, comparison with model predictions.

doi: 10.1103/PhysRevC.67.054315
Citations: PlumX Metrics

2002ZA04      Phys.Rev. C65, 044325 (2002)

N.V.Zamfir, M.A.Caprio, R.F.Casten, C.J.Barton, C.W.Beausang, Z.Berant, D.S.Brenner, W.T.Chou, J.R.Cooper, A.A.Hecht, R.Krucken, H.Newman, J.R.Novak, N.Pietralla, A.Wolf, K.E.Zyromski

102Pd: An E(5) nucleus ?

RADIOACTIVITY 102Ag(β+), (EC) [from 89Y(16O, 3n)]; measured Eγ, Iγ. 102Pd deduced levels, J, π, symmetry features.

doi: 10.1103/PhysRevC.65.044325
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.

2001CE05      Phys.Rev. C64, 054305 (2001)

P.Cejnar, W.-T.Chou, N.V.Zamfir, R.F.Casten

Equivalent Potential of the Geometric Collective Model and Interacting Boson Model

doi: 10.1103/PhysRevC.64.054305
Citations: PlumX Metrics

2001CH75      Phys.Rev. C64, 057301 (2001)

W.-T.Chou, Gh.Cata-Danil, N.V.Zamfir, R.F.Casten, N.Pietralla

Collective 0+ Excitations and Their Global Properties

NUCLEAR STRUCTURE Z=8-98; analyzed excited 0+ states energy level ratios, systematic features. IBA calculations.

doi: 10.1103/PhysRevC.64.057301
Citations: PlumX Metrics

2001KR13      Phys.Rev. C64, 017305 (2001)

R.Krucken, W.-T.Chou, J.R.Cooper, C.W.Beausang, C.J.Barton, M.A.Caprio, R.F.Casten, A.A.Hecht, J.R.Novak, N.Pietralla, A.Wolf, N.V.Zamfir

Lifetimes in Neutron-Rich Fission Fragments using the Differential Recoil Distance Method

RADIOACTIVITY 252Cf(SF); measured Doppler-shifted Eγ, Iγ, γγ-, (fragment)γ-coin. 104Mo, 110Ru, 144Ba deduced levels T1/2, transition quadrupole moments. Differential recoil distance method.

doi: 10.1103/PhysRevC.64.017305
Citations: PlumX Metrics

2000CH24      Phys.Rev. C62, 011301 (2000)

W.-T.Chou, N.V.Zamfir, R.F.Casten

Simplified Approach to Interacting Boson Approximation-2 Calculations using Hamiltonian Invariants

doi: 10.1103/PhysRevC.62.011301
Citations: PlumX Metrics

1999BU28      Phys.Rev. C60, 044303 (1999)

D.Bucurescu, N.V.Zamfir, R.F.Casten, W.T.Chou

Generalized Correlations of Quasiband Energies in Nuclei

NUCLEAR STRUCTURE Z=34-82; analyzed collective bands level energies; deduced linear correlations. Anharmonic vibrator interpretation. Interacting boson approximation, geometric collective model.

doi: 10.1103/PhysRevC.60.044303
Citations: PlumX Metrics

1998ZA01      Phys.Rev. C57, 427 (1998)

N.V.Zamfir, W.-T.Chou, R.F.Casten

Evolution of Nuclear Structure in O(6)-Like Nuclei

NUCLEAR STRUCTURE Xe, Ba, Os, Pt; analyzed rotational, vibrational energy levels; deduced symmetry group related features, systematics. 130Ba calculated levels, J, π. Interacting boson approximation.

doi: 10.1103/PhysRevC.57.427
Citations: PlumX Metrics

1997CH21      Phys.Rev. C56, 829 (1997)

W.T.Chou, N.V.Zamfir, R.F.Casten

Unified Description of Collective Nuclei with the Interacting Boson Model

NUCLEAR STRUCTURE Z=50-82; A=120-200; analyzed levels; deduced optimal interacting boson model parameters. Comparison with experimental values.

doi: 10.1103/PhysRevC.56.829
Citations: PlumX Metrics

1997ZA01      Phys.Rev. C55, R1007 (1997)

N.V.Zamfir, P.D.Cottle, R.F.Casten, S.Deylitz, A.Gollwitzer, G.Graw, R.Hertenberger, B.Valnion, G.Cata-Danil, J.-Y.Zhang, W.T.Chou

Octupole Fragmentation and the Structure of 134Ba

NUCLEAR REACTIONS 134Ba(p, p'), E=22 MeV; measured relative σ(θ). 134Ba levels deduced B(E3), octupole fragmentation. Interacting boson model, generalized collective model.

doi: 10.1103/PhysRevC.55.R1007
Citations: PlumX Metrics

1995CH01      Phys.Rev. C51, 136 (1995)

W.-T.Chou, S.T.Hsieh

Interacting Boson Approximation Studies of the Negative Parity States of 172-180Os Isotopes

NUCLEAR STRUCTURE 172,174,176,178,180Os; calculated levels, B(λ). Interacting boson approximation.

doi: 10.1103/PhysRevC.51.136
Citations: PlumX Metrics

1995CH25      Phys.Rev. C51, 2444 (1995)

W.-T.Chou, R.F.Casten, N.V.Zamfir

Possible Signatures of Shell Structure Near the Drip Lines

NUCLEAR STRUCTURE Z=50-82; N=82-126; analyzed E(4+1), E(2+1) correlation; deduced underlying shell structure related features.

doi: 10.1103/PhysRevC.51.2444
Citations: PlumX Metrics

1995KI16      Nucl.Data Sheets 76, 285 (1995)

M.M.King, W.-T.Chou

Nuclear Data Sheets Update for A = 82

COMPILATION 82Ga, 82Ge, 82As, 82Se, 82Br, 82Kr, 82Rb, 82Sr, 82Y, 82Zr; compiled, evaluated structure data.

doi: 10.1006/ndsh.1995.1043
Citations: PlumX Metrics

1994CH45      Nucl.Data Sheets 73, 215 (1994)

W.-T.Chou, M.M.King

Nuclear Data Sheets Update for A = 72

COMPILATION 72Cu, 72Zn, 72Ga, 72Ge, 72As, 72Se, 72Br, 72Kr; compiled, evaluated structure data.

doi: 10.1006/ndsh.1994.1043
Citations: PlumX Metrics

1994CH47      Nucl.Phys. A580, 33 (1994)

W.-T.Chou, R.F.Casten, N.V.Zamfir, D.S.Brenner, D.Bucurescu

Extension of a Nearly-Global Anharmonic Vibrator Description of Nuclei to Non-Yrast States

NUCLEAR STRUCTURE Z=30-32; analyzed γ-band systematics; deduced multi-phonon model validity.

doi: 10.1016/0375-9474(94)90813-3
Citations: PlumX Metrics

1993CA10      Nucl.Phys. A555, 563 (1993)

R.F.Casten, W.-T.Chou, N.V.Zamfir

Signature Splitting in Octupole Bands of Vibrational and Deformed Nuclei

NUCLEAR STRUCTURE 154,156,158Gd, 152,154Sm, 158,160,162,164Dy, 168,170Er, 76Se, 100Ru, 102Pd, 122,124,126Ba, 174,176,178Os; calculated levels, energy separations; deduced signature splitting in octupole bands. Vibrational, deformed regions, interacting boson approximation.

doi: 10.1016/0375-9474(93)90488-J
Citations: PlumX Metrics

1993CH05      Phys.Rev. C47, 157 (1993)

W.-T.Chou, D.S.Brenner, R.F.Casten, R.L.Gill

Level Lifetime Measurements and the Structure of Neutron-Rich 78Ge

RADIOACTIVITY 78Ga(β-); measured βγγ(t); deduced Ge isotopes B(λ) systematics. 78Ge levels deduced T1/2, B(E2). Fast electronic scintillation time technique.

doi: 10.1103/PhysRevC.47.157
Citations: PlumX Metrics

1993CH06      Phys.Rev. C47, 163 (1993)

W.-T.Chou, E.K.Warburton, B.A.Brown

Gamow-Teller Beta-Decay Rates for A ≤ 18 Nuclei

NUCLEAR STRUCTURE 1n, 3H, 6,8He, 7,12Be, 8,9,11Li, 8,12,13,14B, 9,10,11,14,15,16,18C, 12,13,16,17,18N, 13,14,15O; analyzed Gamow-Teller β-decay data; deduced log ft, β-decay matrix elements. Effective operators, discussed specific decays.

doi: 10.1103/PhysRevC.47.163
Citations: PlumX Metrics

1993KI25      Nucl.Data Sheets 69, 857 (1993)

M.M.King, W.-T.Chou

Nuclear Data Sheets Update for A = 73

COMPILATION 73Ni, 73Cu, 73Zn, 73Ga, 73Ge, 73As, 73Se, 73Br, 73Kr; compiled, evaluated structure data.

doi: 10.1006/ndsh.1993.1040
Citations: PlumX Metrics

1993PI08      Phys.Rev. C48, 1050 (1993)

S.Pittel, P.Federman, G.E.Arenas Peris, R.F.Casten, W.-T.Chou

Semiempirical Determination of Effective p-n Monopole Matrix Elements

NUCLEAR STRUCTURE Z=82-126; N=50-82; analyzed data; deduced effective monopole p-n matrix elements.

doi: 10.1103/PhysRevC.48.1050
Citations: PlumX Metrics

1992BR26      Phys.Lett. 293B, 282 (1992)

D.S.Brenner, R.F.Casten, W.-T.Chou, J.-Y.Zhang, K.Heyde, N.V.Zamfir

Linearity of Nuclear Level Energies with the P-Factor

NUCLEAR STRUCTURE Z=44-86; N=66-126; analyzed 2+ level energies; deduced linear dependence on nucleon promiscuity factor, Pb region 0+ intruder state linearization scheme. Simple two-level model.

doi: 10.1016/0370-2693(92)90884-7
Citations: PlumX Metrics

1992CA08      Phys.Rev. C45, R1413 (1992)

R.F.Casten, N.V.Zamfir, P.von Brentano, W.-T.Chou

Identical Bands in Widely Dispersed Nuclei

NUCLEAR STRUCTURE 156,158,160,162,164,166Er, 162,156Dy, 172,164Yb, 168Hf, 172W, 180Os; analyzed level data; deduced low spin identical bands, correlation systematics. F-spin, N(p)N(n) concepts.

doi: 10.1103/PhysRevC.45.R1413
Citations: PlumX Metrics

1992CA32      Phys.Lett. 297B, 19 (1992)

R.F.Casten, J.Jolie, H.G.Borner, D.S.Brenner, N.V.Zamfir, W.-T.Chou, A.Aprahamian

The Enigma of 114Cd. A Classical Case of Ambiguities in Quantum Mechanical State Mixing

NUCLEAR REACTIONS 113Cd(n, γ), E=thermal; measured Eγ, Iγ, γ-transition profile. 114Cd levels deduced T1/2, B(λ), configuration. GRID technique.

doi: 10.1016/0370-2693(92)91062-E
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13639.

1992CH01      Phys.Rev. C45, R9 (1992)

W.-T.Chou, R.F.Casten, P.von Brentano

Linkage between β and γ Vibrational Excitations in Deformed Nuclei

NUCLEAR STRUCTURE 156Gd, 158Dy; analyzed data; deduced β-, γ-vibrations inherent linkage. Interacting boson model, Q formalism.

doi: 10.1103/PhysRevC.45.R9
Citations: PlumX Metrics

1992CH09      Phys.Rev. C45, 1720 (1992)

W.-T.Chou, E.K.Warburton

Construction of Shell-Model Interactions for Z ≈ 50, N ≈ 82 Nuclei: Predictions for A = 133-134 β- decays

NUCLEAR STRUCTURE 133,134Sn, 134Sb; analyzed β-decay data; calculated β-decay shape factors. 141Ce, 134Sn, 134Sb, 134Te; calculated β-decay matrix elements, branching ratios. Shell model, effective interactions.

doi: 10.1103/PhysRevC.45.1720
Citations: PlumX Metrics

1992CH21      Phys.Rev. C45, R2545 (1992)

W.-T.Chou, R.F.Casten, N.V.Zamfir

Signature Splitting in Octupole Bands of Deformed Nuclei

NUCLEAR STRUCTURE 156Gd, 168Er; analyzed octupole band energy staggering. 154,156,158Gd, 158,160,162,164Dy, 168,170Er, 172Yb, 174Hf, 152,154Sm; calculated S4 index vs F-parameter. Simple, parameter independent interacting boson approximation model.

doi: 10.1103/PhysRevC.45.R2545
Citations: PlumX Metrics

1992CH40      Phys.Rev. C46, 2283 (1992)

W.-T.Chou, R.F.Casten, N.V.Zamfir

Average Resonance Capture Study of 126Te

NUCLEAR REACTIONS 125Te(n, γ), E=2, 24 keV; measured Eγ, Iγ. 126Te deduced levels, J, π. Model comparison. Average resonance capture technique.

doi: 10.1103/PhysRevC.46.2283
Citations: PlumX Metrics

1992GI02      Nucl.Phys. A542, 32 (1992)

R.L.Gill, W.-T.Chou, R.F.Casten

Axial Asymmetry in Nearly Symmetric Deformed Nuclei

NUCLEAR STRUCTURE 158Gd, 184W, 160Dy, 164Er; calculated relative potential vs γ-parameter. Additional cubic term in interacting boson approximation Hamiltonian.

doi: 10.1016/0375-9474(92)90394-Y
Citations: PlumX Metrics

1992KA27      Z.Phys. A343, 165 (1992)

M.K.Kabadiyski, F.Cristancho, C.J.Gross, A.Jungclaus, K.P.Lieb, D.Rudolph, H.Grawe, J.Heese, K.-H.Maier, J.Eberth, S.Skoda, W.-T.Chou, E.K.Warburton

A Study of High Spin States in the Transitional Nucleus 90Mo

NUCLEAR REACTIONS 58Ni(36Ar, 4p), E=149 MeV; measured γγ-, γγ(particle)-coin, DCO ratios. 90Mo deduced levels, J, π, γ-branching ratios. Shell model comparison.

doi: 10.1007/BF01291821
Citations: PlumX Metrics

1992ZA05      Phys.Rev. C46, R393 (1992)

N.V.Zamfir, R.F.Casten, P.von Brentano, W.-T.Chou

F-Spin Multiplets of O(6)-Like Nuclei

NUCLEAR STRUCTURE 158,160,162Yb; calculated yrast levels, B(E2). F-spin multiplets, O(6) dynamical symmetry.

doi: 10.1103/PhysRevC.46.R393
Citations: PlumX Metrics

1992ZH13      Phys.Rev.Lett. 69, 1160 (1992)

J.-Y.Zhang, R.F.Casten, W.-T.Chou, D.S.Brenner, N.V.Zamfir, P.von Brentano

Identical Bands and the Varieties of Rotational Behavior

NUCLEAR STRUCTURE N ≥ 88; analyzed rotational band structure; deduced pn-residual interaction, pairing interactions role in identical rotational energy spacings.

doi: 10.1103/PhysRevLett.69.1160
Citations: PlumX Metrics

1991BE06      Phys.Rev. C43, 1639 (1991)

Z.Berant, R.B.Schuhmann, D.E.Alburger, W.T.Chou, R.L.Gill, E.K.Warburton, C.Wesselborg

Spectroscopy of 214Bi and Systematics of 210,212,214Pb(0+) → β- 210,212,214Bi(0-)

RADIOACTIVITY 214Pb(β-); measured γγ-coin, γγ(θ), I(ce), Eγ, Iγ, βγγ-coin. 214Bi deduced levels, J, π, T1/2. Shell model.

doi: 10.1103/PhysRevC.43.1639
Citations: PlumX Metrics

1991CH07      Phys.Lett. 255B, 487 (1991)

W.-T.Chou, J.-Y.Zhang, R.F.Casten, D.S.Brenner

Shell Structure in Empirical p-n Interactions: Comparison with Nilsson and shell model calculations

NUCLEAR STRUCTURE N=46-58; N=78-86; N=116-132; analyzed data; deduced p-n interaction strength, shell structure.

doi: 10.1016/0370-2693(91)90254-N
Citations: PlumX Metrics

1990CH29      Phys.Rev. C42, 221 (1990)

W.-T.Chou, W.A.Olivier, Wm.C.McHarris, O.Scholten

Odd-Odd Interacting-Boson-Approximation Calculations: Experimental agreement for doubly decoupled and highly distorted bands in 176-180Re

NUCLEAR STRUCTURE 177,179Os, 176,179,180,175,177Re; calculated levels. Interacting boson-fermion-fermion approximation.

doi: 10.1103/PhysRevC.42.221
Citations: PlumX Metrics

1989AR09      Phys.Rev. C40, 1429 (1989)

R.Aryaeinejad, W.-T.Chou, Wm.C.McHarris

Comparisons of Interacting-Boson-Fermion Approximation and Triaxial Calculations for Odd-Mass N = 80 Nuclei

NUCLEAR STRUCTURE 139Pr, 141Pm, 143Eu; calculated levels, δ. Interacting boson-fermion approximation.

doi: 10.1103/PhysRevC.40.1429
Citations: PlumX Metrics

1988CH20      Phys.Rev. C37, 2834 (1988)

W.-T.Chou, Wm.C.McHarris, O.Scholten

Deformed Odd-Odd 180,182,184Re Isotopes in the Interacting-Boson Model

NUCLEAR STRUCTURE 181,183,185Re, 181,183,185Os; calculated levels, μ, quadrupole moments, B(λ). Interacting boson fermion fermion approximation.

doi: 10.1103/PhysRevC.37.2834
Citations: PlumX Metrics

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