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NSR database version of May 24, 2024.

Search: Author = D.Nisius

Found 96 matches.

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2009IJ01      Phys.Rev. C 80, 034322 (2009)

Q.A.Ijaz, W.C.Ma, H.Abusara, A.V.Afanasjev, Y.B.Xu, R.B.Yadav, Y.C.Zhang, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.T.Nisius

Excited superdeformed bands in 154Dy and cranked relativistic mean field interpretation

NUCLEAR REACTIONS 122Sn(36S, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin using Gammasphere array. 154Dy; deduced levels, J, π, superdeformed bands, dynamic moments of inertia, neutron single particle energies. Comparison with the cranked relativistic mean field calculations.

doi: 10.1103/PhysRevC.80.034322
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2007CA25      Phys.Rev. C 75, 064314 (2007)

D.B.Campbell, R.W.Laird, M.A.Riley, J.Simpson, F.G.Kondev, D.J.Hartley, R.V.F.Janssens, T.B.Brown, M.P.Carpenter, P.Fallon, S.M.Fischer, T.Lauritsen, D.Nisius, I.Ragnarsson

Rotational structures and their evolution with spin in 152Gd

NUCLEAR REACTIONS 124Sn(36S, 4nα)152Gd, e=175 MeV; measured Eγ, Iγ, γγ-coinc using the Gammasphere. 152Gd deduced levels, J, π. Compared results to model calculations.

doi: 10.1103/PhysRevC.75.064314
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2005PI21      Phys.Rev. C 72, 064307 (2005)

A.Pipidis, M.A.Riley, J.Simpson, R.V.F.Janssens, F.G.Kondev, D.E.Appelbe, A.P.Bagshaw, M.A.Bentley, T.B.Brown, M.P.Carpenter, D.M.Cullen, D.B.Campbell, P.J.Dagnall, P.Fallon, S.M.Fischer, G.B.Hagemann, D.J.Hartley, K.Lagergren, R.W.Laird, T.Lauritsen, J.C.Lisle, D.Nisius, S.L.Shepherd, A.G.Smith, S.Tormanen, I.Ragnarsson

Structural behavior of 157, 158, 159Dy in the I=30-50 (h-bar) spin regime

NUCLEAR REACTIONS 124Sn(36S, 3n), E=165 MeV; 130Te(36S, 3nα), (36S, 4nα), (34S, 3nα), E=170 MeV; measured Eγ, Iγ, γγ-coin. 157,158,159Dy deduced high-spin levels, J, π, configurations. Gammasphere, Euroball arrays.

doi: 10.1103/PhysRevC.72.064307
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2005SE11      Phys.Rev. C 71, 054319 (2005)

D.Seweryniak, J.Uusitalo, P.Bhattacharyya, M.P.Carpenter, J.A.Cizewski, K.Y.Ding, C.N.Davids, N.Fotiades, R.V.F.Janssens, T.Lauritsen, C.J.Lister, A.O.Macchiavelli, D.Nisius, P.Reiter, W.B.Walters, P.J.Woods

Multiparticle configurations in N = 84 isotones located at the proton drip line

NUCLEAR REACTIONS 102Pd(58Ni, 2n), (58Ni, 2np), (58Ni, 2n2p), E=270 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 156Hf, 157Ta, 158W deduced levels, J, π, isomeric states T1/2. Gammasphere array, recoil-decay tagging, shell model calculations.

doi: 10.1103/PhysRevC.71.054319
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2004LO06      Eur.Phys.J. A 20, 49 (2004)

A.Lopez-Martens, T.Dossing, T.L.Khoo, B.Herskind, T.Lauritsen, M.Matsuo, K.Yoshida, A.Korichi, F.Hannachi, I.Ahmad, H.Amro, G.de Angelis, D.Bazzacco, C.Beausang, E.Bouchez, P.Bringel, I.J.Calderin, M.P.Carpenter, S.M.Fischer, G.Hackman, K.Hauschild, H.Hubel, A.Hurstel, R.V.F.Janssens, F.G.Kondev, W.Korten, T.Kroll, Y.Le Coz, N.Marginean, R.Menegazzo, E.Mergel, D.Napoli, N.Nenoff, S.Neumann, A.Neusser, D.Nisius, G.Mukherjee, M.Rejmund, D.Rossbach, C.Rossi Alvarez, C.Schuck, G.Schonwasser, A.K.Singh, Ch.Theisen, Ch.Vieu, C.Ur

Gamma-ray feeding and decay of superdeformed states

NUCLEAR STRUCTURE 194Hg, 194Pb; analyzed superdeformed bands Eγ, Iγ, γγ-coin, decay-out transitions features.

doi: 10.1140/epja/i2002-10321-4
Citations: PlumX Metrics


2004SI19      Phys.Rev. C 70, 014303 (2004)

S.Siem, P.Reiter, T.L.Khoo, T.Lauritsen, P.-H.Heenen, M.P.Carpenter, I.Ahmad, H.Amro, I.J.Calderin, T.Dossing, T.Duguet, S.M.Fischer, U.Garg, D.Gassmann, G.Hackman, F.Hannachi, K.Hauschild, R.V.F.Janssens, B.Kharraja, A.Korichi, I-Y.Lee, A.Lopez-Martens, A.O.Macchiavelli, E.F.Moore, D.Nisius, C.Schuck

Excitation energies and spins of the yrast superdeformed band in 191Hg

NUCLEAR REACTIONS 174Yb(22Ne, 5n), E=120 MeV; measured Eγ, Iγ, γγ-coin, DSA. 191Hg deduced superdeformed band energies, J, discrete and quasi-continuum linking transitions, pairing features. Gammasphere array, comparison with model predictions.

doi: 10.1103/PhysRevC.70.014303
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2002BR52      Phys.Rev. C 66, 064320 (2002)

T.B.Brown, M.A.Riley, D.Campbell, D.J.Hartley, F.G.Kondev, J.Pfohl, R.V.F.Janssens, S.M.Fischer, D.Nisius, P.Fallon, W.C.Ma, J.Simpson, J.F.Sharpey-Schafer

Rotational band structures in N=89 153Gd

NUCLEAR REACTIONS 152Sm(α, 3n), E=37 MeV; 124Sn(36S, 3nα), E=165 MeV; measured Eγ, Iγ, γγ-coin. 153Gd deduced high-spin levels, J, π, configurations. 157Er; analyzed data; deduced levels J, π based on systematics. Gammasphere array.

doi: 10.1103/PhysRevC.66.064320
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2002MA10      Phys.Rev. C65, 034312 (2002)

W.C.Ma, R.V.F.Janssens, T.L.Khoo, I.Ragnarsson, M.A.Riley, M.P.Carpenter, J.R.Terry, J.P.Zhang, I.Ahmad, P.Bhattacharyya, P.J.Daly, S.M.Fischer, J.H.Hamilton, T.Lauritsen, D.T.Nisius, A.V.Ramayya, R.K.Vadapalli, P.G.Varmette, J.W.Watson, C.T.Zhang, S.J.Zhu

Competition between Terminating and Collective Structures above Spin 40(h-bar) in 154Dy

NUCLEAR REACTIONS 122Sn(36S, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin. 154Dy deduced high-spin levels, J, π, configurations, band termination features. Gammasphere array. Comparison with mean-field calculations.

doi: 10.1103/PhysRevC.65.034312
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2002ST06      Phys.Rev. C65, 034323 (2002)

E.A.Stefanova, M.Danchev, R.Schwengner, D.L.Balabanski, M.P.Carpenter, M.Djongolov, S.M.Fischer, D.J.Hartley, R.V.F.Janssens, W.F.Mueller, D.Nisius, W.Reviol, L.L.Riedinger, O.Zeidan

Structure of High-Spin States in 91Sr and 92Sr

NUCLEAR REACTIONS 159Tb(36S, X)91Sr/92Sr, E=165 MeV; measured Eγ, Iγ, γγ-coin. 91,92Sr deduced high-spin levels, J, π, configurations. Gammasphere array, comparison with shell-model results.

doi: 10.1103/PhysRevC.65.034323
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2002WU01      Phys.Rev. C65, 024609 (2002)

A.H.Wuosmaa, D.J.Hofman, B.B.Back, D.J.Blumenthal, S.Fischer, D.J.Henderson, R.V.F.Janssens, C.J.Lister, V.Nanal, D.Nisius, M.D.Rhein, P.R.Wilt

Angular Correlation, Spin Alignment, and Resonance Behavior in 12C + 12C Inelastic Scattering

NUCLEAR REACTIONS 12C(12C, 12C'), E(cm)=25-35 MeV; measured σ(θ), angular correlations, α spectra following excited nucleus decay; deduced resonance energies, J, π, dinuclear system.

doi: 10.1103/PhysRevC.65.024609
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2001DI17      Phys.Rev. C64, 034315 (2001)

K.Y.Ding, J.A.Cizewski, D.Seweryniak, H.Amro, M.P.Carpenter, C.N.Davids, N.Fotiades, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Nisius, P.Reiter, J.Uusitalo, I.Wiedenhover, A.O.Macchiavelli

Excited States in 155Yb and 155, 156, 157Lu from Recoil-Decay Tagging

NUCLEAR REACTIONS 102Pd(58Ni, n4p), (58Ni, 2n3p), (58Ni, n3p), (58Ni, 3p), E=270 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 155Yb, 155,156,157Lu deduced high-spin levels, J, π, configurations, role of neutron-proton interaction. Gammasphere array, fragment mass analyzer, recoil-decay tagging. Level systematics in neighboring nuclides discussed.

doi: 10.1103/PhysRevC.64.034315
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2001WI11      Phys.Lett. 505B, 6 (2001)

A.N.Wilson, J.Timar, I.Ahmad, A.Astier, F.Azaiez, M.H.Bergstrom, D.J.Blumenthal, B.Crowell, M.P.Carpenter, L.Ducroux, B.J.P.Gall, F.Hannachi, H.Hubel, T.L.Khoo, R.V.F.Janssens, A.Korichi, T.Lauritsen, A.Lopez-Martens, M.Meyer, D.Nisius, E.S.Paul, M.G.Porquet, N.Redon, J.F.Sharpey-Schafer, R.Wadsworth, J.N.Wilson, I.Ragnarsson

Magnetic Dipole Bands in 190Hg: First evidence of excitations across the Z=82 sub-shell in Hg nuclei

NUCLEAR REACTIONS 160Gd(34S, 4n), E=153 MeV; measured Eγ, Iγ, γγ-coin, γ-ray polarization. 190Hg deduced high-spin levels, J, π, B(M1)/B(E2), magnetic dipole bands. Eurogam II array, cranked mean-field calculations.

doi: 10.1016/S0370-2693(01)00332-X
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2000CO06      J.Phys.(London) G26, 23 (2000)

J.F.C.Cocks, P.A.Butler, K.J.Cann, P.T.Greenlees, G.D.Jones, J.F.Smith, P.M.Jones, R.Julin, S.Juutinen, D.Muller, M.Piiparinen, A.Savelius, R.Broda, B.Fornal, I.Ahmad, D.J.Blumenthal, M.P.Carpenter, B.Crowell, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Nisius, S.Asztalos, R.M.Clark, M.A.Deleplanque, R.M.Diamond, P.Fallon, I.Y.Lee, A.O.Macchiavelli, R.W.MacLeod, F.S.Stephens, P.Bhattacharyya, C.T.Zhang

Multi-Nucleon Transfer Reactions as a Tool for Spectroscopy of Heavy Nuclei

NUCLEAR REACTIONS 232Th(56Fe, X), E=362 MeV; 232Th(86Kr, X), E=511 MeV; 232Th(136Xe, X), E=830, 833 MeV; measured Eγ, Iγ(θ), γγ-coin; deduced transfer products yields and highest angular momentum value. GAMMASPHERE and other Ge detector arrays.

doi: 10.1088/0954-3899/26/2/102
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2000DI18      Phys.Rev. C62, 034316 (2000)

K.Y.Ding, J.A.Cizewski, D.Seweryniak, H.Amro, M.P.Carpenter, C.N.Davids, N.Fotiades, R.V.F.Janssens, T.Lauritsen, C.J.Lister, D.Nisius, P.Reiter, J.Uusitalo, I.Wiedenhover, A.O.Macchiavelli

High-Spin Excitations in 158, 159, 160Hf from Recoil-Decay Tagging

NUCLEAR REACTIONS Pd(58Ni, xnypzα)158Hf/159Hf/160Hf, E=270 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin, Eα, αγ-coin following recoil decay. 158,159,160Hf deduced high-spin levels, J, π, configurations, aligned angular momenta. Gammasphere array, fragment mass analyzer, recoil-decay tagging. Systematics of neighboring isotopes discussed.

doi: 10.1103/PhysRevC.62.034316
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2000GH01      Phys.Rev. C61, 024302 (2000); Erratum Phys.Rev. C62, 029902 (2000)

S.S.Ghugre, B.Kharraja, U.Garg, R.V.F.Janssens, M.P.Carpenter, B.Crowell, T.L.Khoo, T.Lauritsen, D.Nisius, W.Reviol, W.F.Mueller, L.L.Riedinger, R.Kaczarowski

Level Structure of 94, 95, 96Tc at High Spins and Shell-Model Calculations

NUCLEAR REACTIONS 65Cu(36S, nα), (36S, 2nα), (36S, 3nα), E=142 MeV; measured Eγ, Iγ, γγ-coin; deduced relative yields. 94,95,96Tc deduced high-spin levels, J, π. Gammasphere array. Comparison with shell model.

doi: 10.1103/PhysRevC.61.024302
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2000KH02      Phys.Rev. C61, 024301 (2000)

B.Kharraja, U.Garg, S.S.Ghugre, H.Jin, R.V.F.Janssens, I.Ahmad, H.Amro, M.P.Carpenter, S.Fischer, T.L.Khoo, T.Lauritsen, D.Nisius, W.Reviol, W.F.Mueller, L.L.Riedinger, R.Kaczarowski, E.Ruchowska, W.C.Ma, I.M.Govil

Recoil-Distance Lifetime Measurements in 96, 97, 98Ru: Search for possible onset of collectivity at N ≥ 52

NUCLEAR REACTIONS 65Cu(36S, 2np), (36S, 3np), (36S, 4np), E=142 MeV; measured Doppler shifted Eγ, Iγ, γγ-coin. 96,97,98Ru deduced high-spin levels J, π, T1/2, B(E2), collectivity features. Recoil distance technique. Comparison with shell model.

doi: 10.1103/PhysRevC.61.024301
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2000LA31      Phys.Rev. C62, 044316 (2000)

T.Lauritsen, T.L.Khoo, I.Ahmad, M.P.Carpenter, R.V.F.Janssens, A.Korichi, A.Lopez-Martens, H.Amro, S.Berger, L.Calderin, T.Dossing, S.M.Fischer, G.Hackman, F.Hannachi, C.J.Lister, E.F.Moore, D.T.Nisius, C.Schuck, S.Siem

Experimental Determination of the Excitation Energy of Superdeformed Bands in 192, 194Hg by Analysis of the Decay Quasicontinuum γ Rays

NUCLEAR REACTIONS 150Nd(48Ca, 4n), E=199 MeV; 160Gd(36S, 4n), E=157 MeV; measured Eγ, Iγ, γγ-coin. 192,194Hg deduced quasicontinuum decay features, superdeformed bands excitation energy, spin. Gammasphere array.

doi: 10.1103/PhysRevC.62.044316
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2000LO14      Phys.Scr. T88, 28 (2000)

A.Lopez-Martens, T.Dossing, T.L.Khoo, D.Ackermann, I.Ahmad, M.P.Carpenter, S.M.Fischer, G.Hackman, F.Hannachi, R.V.F.Janssens, A.Korichi, C.J.Lister, T.Lauritsen, D.Nisius

Gamma Decay of Superdeformed States

doi: 10.1238/Physica.Topical.088a00028
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2000MA39      Phys.Rev.Lett. 84, 5967 (2000)

W.C.Ma, V.Martin, T.L.Khoo, T.Lauritsen, J.L.Egido, I.Ahmad, P.Bhattacharyya, M.P.Carpenter, P.J.Daly, Z.W.Grabowski, J.H.Hamilton, R.V.F.Janssens, D.Nisius, A.V.Ramayya, P.G.Varmette, C.T.Zhang

Phase Transitions Above the Yrast Line in 154Dy

NUCLEAR REACTIONS 122Sn(36S, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin. 154Dy deduced high-spin quasicontinuum spectrum characteristics, phase transitions. Gammasphere array. Comparisons with statistical model predictions.

doi: 10.1103/PhysRevLett.84.5967
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2000RE11      Nucl.Instrum.Methods Phys.Res. A449, 208 (2000)

K.E.Rehm, F.Borasi, C.J.Jiang, D.Ackermann, I.Ahmad, F.Brumwell, C.N.Davids, P.Decrock, S.M.Fischer, J.Gorres, J.P.Greene, G.Hackmann, B.Harss, D.Henderson, W.Henning, R.V.F.Janssens, G.McMichael, V.Nanal, D.Nisius, J.Nolen, R.C.Pardo, M.Paul, P.Reiter, J.P.Schiffer, D.Seweryniak, R.E.Segel, I.Wiedenhover, M.Wiescher, A.H.Wuosmaa

Experiments with a Radioactive 56Ni Beam

NUCLEAR REACTIONS 63,65Cu, 58Ni(p, X), E=50 MeV; measured delayed Eγ, Iγ; deduced evidence for 56Ni, 56,57Co, 52Mn, 65Zn. 2H(28Si, 29Si), E=125 MeV; 2H(56Co, 57Co), E=250 MeV; measured σ(Ep, θ). 57Co levels deduced spectroscopic factors.

doi: 10.1016/S0168-9002(99)01439-4
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1999AN22      J.Phys.(London) G25, 835 (1999)

A.N.Andreyev, N.Bijnens, M.Huyse, P.Van Duppen, M.Leino, T.Enqvist, P.Kuusiniemi, W.Trzaska, J.Uusitalo, N.Fotiades, J.A.Cizewski, D.P.McNabb, K.Y.Ding, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, H.Amro, P.Decrock, P.Reiter, D.Nisius, L.T.Brown, S.Fischer, T.Lauritsen, J.Wauters, C.R.Bingham, L.F.Conticchio

α-Decay Characteristics of Neutron-Deficient 190, 192Po Nuclei and Alpha Branching Ratios of 186, 188Pb Isotopes

RADIOACTIVITY 190,192Po(α) [from 164Er(32S, xn) and 144Sm(48Ti, xn)]; measured Eα, Iα, T1/2. 186,188Pb deduced α-branching ratios. Systematics of reduced α-widths in mass region discussed.


1999CH48      Nucl.Phys. (Supplement) A654, 651c (1999)

P.Chowdhury, R.D'Alarcao, E.H.Seabury, P.M.Walker, C.Wheldon, I.Ahmad, M.P.Carpenter, G.Hackman, R.V.F.Janssens, T.L.Khoo, D.Nisius, P.Reiter

K-Isomers in Hf Nuclei at and Beyond the Neutron-Rich Edge of β-Stability

NUCLEAR REACTIONS Hf(238U, X), E=1.6 GeV; measured Eγ, Iγ(t), γγ-coin, T1/2. 180,181,182Hf deduced high-spin levels, J, π, isomeric states T1/2, configurations. Comparison with Blocked-BCS results.

doi: 10.1016/S0375-9474(00)88519-X
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1999DA09      Phys.Rev. C59, R1227 (1999)

R.D'Alarcao, P.Chowdhury, E.H.Seabury, P.M.Walker, C.Wheldon, I.Ahmad, M.P.Carpenter, G.Hackman, R.V.F.Janssens, T.L.Khoo, C.J.Lister, D.Nisius, P.Reiter, D.Seweryniak, I.Wiedenhoever

High-K Isomers in Neutron-Rich Hafnium Nuclei At and Beyond the Stability Line

NUCLEAR REACTIONS Hf, 180Hf(238U, X), E=1.6 GeV; Hf, 180Hf(208Pb, X), E=1.3 GeV; measured Eγ, Iγ(t), prompt and delayed γγ-coin. 180,181,182Hf deduced high-spin levels J, π, configurations, isomeric states T1/2, B(M1)/B(E2) ratios, K-hindrances.

doi: 10.1103/PhysRevC.59.R1227
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1999FO02      Phys.Rev. C59, 2919 (1999)

N.Fotiades, J.A.Cizewski, C.J.Lister, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, T.L.Khoo, T.Lauritsen, D.Nisius, P.Reiter, J.Uusitalo, I.Wiedenhover, A.O.Macchiavelli, R.W.MacLeod

Deformed Negative-Parity Excitations in 71As

NUCLEAR REACTIONS 58Ni(16O, 3p), E=59.5 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 71As deduced high-spin levels, J, π, rotational bands features. Gammasphere array, recoil mass separation. Cranked Nilsson model calculations.

doi: 10.1103/PhysRevC.59.2919
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1999FO14      Phys.Rev. C60, 057302 (1999)

N.Fotiades, J.A.Cizewski, C.J.Lister, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, T.L.Khoo, T.Lauritsen, D.Nisius, P.Reiter, J.Uusitalo, I.Wiedenhover, A.O.Macchiavelli, R.W.MacLeod

Odd-Even Staggering in the πg9/2νg9/2 Band in 72Br

NUCLEAR REACTIONS 58Ni(16O, np), E=59.5 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 72Br deduced high-spin levels, possible J, π, configurations, signature splitting. Gammasphere array, fragment mass analyzer.

doi: 10.1103/PhysRevC.60.057302
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1999HA04      Phys.Rev. C59, 1171 (1999)

D.J.Hartley, J.L.Allen, T.B.Brown, F.G.Kondev, J.Pfohl, M.A.Riley, S.M.Fischer, R.V.F.Janssens, D.T.Nisius, P.Fallon, W.C.Ma, J.Simpson

Second Proton and Neutron Alignments in the Doubly-Odd Nuclei 154, 156Tb

NUCLEAR REACTIONS 124Sn(36S, 3np), (36S, 5np), E=160, 175 MeV; measured Eγ, Iγ, γγ-coin. 154,156Tb deduced high-spin levels, J, π, configurations. Gammasphere array.

doi: 10.1103/PhysRevC.59.1171
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1999LO02      Nucl.Phys. A647, 217 (1999)

A.P.Lopez-Martens, T.Dossing, T.L.Khoo, A.Korichi, F.Hannachi, I.J.Calderin, T.Lauritsen, I.Ahmad, M.P.Carpenter, S.M.Fischer, G.Hackman, R.V.F.Janssens, D.Nisius, P.Reiter, H.Amro, E.F.Moore

Strength Distribution of γ-Transitions Deexciting Superdeformed Rotational Bands

NUCLEAR STRUCTURE 194Hg; analyzed γγ-coin data for decay out of superdeformed bands; deduced transitions, strength distribution, related features. Maximum likelihood method.

doi: 10.1016/S0375-9474(99)00012-3
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1999LO21      Nucl.Phys. (Supplement) A654, 697c (1999)

A.P.Lopez-Martens, T.Dossing, T.L.Khoo, A.Korichi, F.Hannachi, I.J.Calderin, T.Lauritsen, I.Ahmad, M.P.Carpenter, S.M.Fischer, G.Hackman, R.V.F.Janssens, D.Nisius, P.Reiter, H.Amro, E.F.Moore

Study of the Strength Distribution of Primary γ-Transitions in the Decay from Superdeformed States in 194Hg

NUCLEAR STRUCTURE 194Hg; analyzed γγ-coin data for decay out of superdeformed bands; deduced transitions, strengths distributions, related features. Maximum Likelihood method.

doi: 10.1016/S0375-9474(00)88529-2
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1999SE14      Phys.Rev. C60, 031304 (1999); Erratum Phys.Rev. C61, 039902 (2000)

D.Seweryniak, J.Uusitalo, M.P.Carpenter, D.Nisius, C.N.Davids, C.R.Bingham, L.T.Brown, L.Conticchio, D.J.Henderson, R.V.F.Janssens, W.B.Walters, J.Wauters, P.J.Woods

Decay Properties of the New Isotopes 172Hg and 173Hg

NUCLEAR REACTIONS 96Ru(78Kr, 2n), (80Kr, 2n), E=375 MeV; 96Ru(80Kr, 3n), E=400 MeV; measured Eα following residual nucleus decay; deduced approximate σ. Fragment mass analyzer.

RADIOACTIVITY 172,173,174Hg(α) [from 96Ru(78,80Kr, xn)]; measured Eα, Iα, T1/2; deduced Qα, masses, reduced widths. Comparison with calculated values.

doi: 10.1103/PhysRevC.60.031304
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1999SO08      Phys.Rev. C59, 1324 (1999)

D.Sohler, J.Cederkall, M.Lipoglavsek, Zs.Dombradi, M.Gorska, J.Persson, D.Seweryniak, I.Ahmad, A.Atac, R.A.Bark, J.Blomqvist, M.P.Carpenter, B.Cederwall, C.N.Davids, C.Fahlander, S.M.Fischer, H.Grawe, G.Hackman, R.V.F.Janssens, A.Johnson, A.Kerek, W.Klamra, J.Kownacki, C.J.Lister, S.Mitarai, D.Nisius, L.-O.Norlin, J.Nyberg, G.Poli, P.Reiter, J.J.Ressler, H.A.Roth, J.Schwartz, G.Sletten, J.Uusitalo, W.B.Walters, M.Weiszflog

Yrast States of the Proton Drip Line Nucleus 106Sb

NUCLEAR REACTIONS 54Fe(58Ni, npα), E=261 MeV; measured Eγ, Iγ, (charged particle)γ-, (neutron)γ-, γγ-coin. 106Sb deduced levels, J, π. Cluster detectors, Si-ball. Shell model analysis.

RADIOACTIVITY 106Sb(IT) [from 50Cr(58Ni, np), E=220 MeV]; measured Eγ, Iγ(t). 106Sb deduced isomeric state T1/2, ICC. Fragment mass analyzer.

doi: 10.1103/PhysRevC.59.1324
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1999WH03      Eur.Phys.J. A 5, 353 (1999)

C.Wheldon, P.M.Walker, R.D'Alarcao, P.Chowdhury, C.J.Pearson, E.H.Seabury, I.Ahmad, M.P.Carpenter, D.M.Cullen, G.Hackman, R.V.F.Janssens, T.L.Khoo, D.Nisius, P.Reiter

Identification of a High-K Isomer in Neutron-Rich 185Ta

NUCLEAR REACTIONS 186W(238U, X), E=1600 MeV; measured Eγ, Iγ(θ), prompt and delayed γγ-coin. 185Ta deduced high-spin levels, J, π, configuration, upper limit for isomeric state T1/2. GAMMASPHERE array.

doi: 10.1007/s100500050296
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1999WI11      Phys.Rev.Lett. 83, 2143 (1999)

I.Wiedenhover, R.V.F.Janssens, G.Hackman, I.Ahmad, J.P.Greene, H.Amro, P.K.Bhattacharyya, M.P.Carpenter, P.Chowdhury, J.Cizewski, D.Cline, T.L.Khoo, T.Lauritsen, C.J.Lister, A.O.Macchiavelli, D.T.Nisius, P.Reiter, E.H.Seabury, D.Seweryniak, S.Siem, A.Sonzogni, J.Uusitalo, C.Y.Wu

Octupole Correlations in the Pu Isotopes: From vibration to static deformation ?

NUCLEAR REACTIONS 240,242,244Pu(208Pb, 208Pb'), E=1300 MeV; measured Eγ, Iγ, γγ-coin following Coulomb excitation. 242,244Pu(208Pb, 209Pb), E=1300 MeV; 239Pu(207Pb, 208Pb), E=1300 MeV; measured Eγ, Iγ, γγ-coin. 238,240,241,242,243,244Pu deduced yrast, octupole rotational bands alignments, configurations, B(E1)/B(E2), role of octupole correlations, possible static octupole deformation. Gammasphere array.

doi: 10.1103/PhysRevLett.83.2143
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1998BA88      Phys.Rev. C58, 2671 (1998)

A.M.Baxter, A.P.Byrne, G.D.Dracoulis, P.M.Davidson, T.R.McGoram, P.H.Regan, C.Chandler, W.Gelletly, C.Wheldon, R.Julin, J.F.C.Cocks, K.Helariutta, P.Jones, S.Juutinen, H.Kankaanpaa, H.Kettunen, P.Kuusiniemi, M.Leino, M.Muikku, A.Savelius, R.V.F.Janssens, T.Brown, M.P.Carpenter, C.N.Davids, T.Lauritsen, D.Nisius, P.T.Greenlees

Identification of Yrast States in 187Pb

NUCLEAR REACTIONS 155Gd(36Ar, 4n), E=174, 176 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 187Pb deduced levels, possible J, π. Level scheme systematics in Pb isotopes discussed. Recoil separators.

RADIOACTIVITY 186,187,188Pb(α) [from 155Gd(36Ar, xn)]; measured Eα, Iα.

doi: 10.1103/PhysRevC.58.2671
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1998BU03      Phys.Rev. C57, R1017 (1998)

B.C.Busse, P.Fallon, R.Krucken, D.Ackermann, I.Ahmad, S.J.Asztalos, D.J.Blumenthal, M.P.Carpenter, R.M.Clark, M.A.Deleplanque, R.M.Diamond, S.M.Fischer, F.Hannachi, R.V.F.Janssens, T.L.Khoo, A.Korichi, T.Lauritsen, I.Y.Lee, A.Lopez-Martens, A.O.Macchiavelli, R.W.MacLeod, E.F.Moore, D.Nisius, G.Schmid, D.Seweryniak, F.S.Stephens, K.Vetter

Lifetime Measurements of Yrast and Excited Superdeformed Bands in 192,193Hg

NUCLEAR REACTIONS 176Yb(22Ne, 5n), (22Ne, 6n), E=118 MeV; measured Eγ, Iγ, γγ-coin, DSA. 192,193Hg deduced superdeformed bands T1/2, average quadrupole moments, configurations.

doi: 10.1103/PhysRevC.57.R1017
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1998GH07      Phys.Rev. C58, 3243 (1998)

S.S.Ghugre, B.Kharraja, U.Garg, R.V.F.Janssens, M.P.Carpenter, B.Crowell, T.L.Khoo, T.Lauritsen, D.Nisius, W.Mueller, W.Reviol, L.L.Riedinger, R.Kaczarowski

High-Spin States in 97, 98Rh

NUCLEAR REACTIONS 65Cu(36S, 3n), (36S, 4n), E=142 MeV; measured Eγ, Iγ, γγ-coin. 97,98Rh deduced high-spin levels, J, π, configurations. Gammasphere. Comparison with shell model calculations.

doi: 10.1103/PhysRevC.58.3243
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1998HA06      Phys.Lett. 416B, 268 (1998)

G.Hackman, R.V.F.Janssens, E.F.Moore, D.Nisius, I.Ahmad, M.P.Carpenter, S.M.Fischer, T.L.Khoo, T.Lauritsen, P.Reiter

Lifetime Measurements of Superdeformed Bands in 142Sm: A test of the additivity principle for quadrupole moments

NUCLEAR REACTIONS 124Sn(24Mg, 6n), E=145 MeV; measured Eγ, Iγ, γγ-coin, DSA. 142Sm deduced superdeformed bands T1/2, quadrupole moments, configurations.

doi: 10.1016/S0370-2693(97)01244-6
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1998HA26      Phys.Rev.Lett. 80, 4611 (1998)

G.Hackman, T.L.Khoo, M.P.Carpenter, T.Lauritsen, A.Lopez-Martens, I.J.Calderin, R.V.F.Janssens, D.Ackermann, I.Ahmad, S.Agarwala, D.J.Blumenthal, S.M.Fischer, D.Nisius, P.Reiter, J.Young, H.Amro, E.F.Moore, F.Hannachi, A.Korichi, I.Y.Lee, A.O.Macchiavelli, T.Dossing, T.Nakatsukasa

Hackman et al. Reply: ' Comment on ' Spins, Parity, Excitation Energies, and Octupole Structure of an Excited Superdeformed Band in 194Hg and Implications for Identical Bands ' '

doi: 10.1103/PhysRevLett.80.4611
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1998HA54      Phys.Rev. C58, 2720 (1998)

D.J.Hartley, T.B.Brown, F.G.Kondev, J.Pfohl, M.A.Riley, S.M.Fischer, R.V.F.Janssens, D.T.Nisius, P.Fallon, W.C.Ma, J.Simpson

High-Spin Structures in 155Tb and Signature Splitting Systematics of the πh11/2 Bands in Odd A ≈ 160 Nuclei

NUCLEAR REACTIONS 152Sm(7Li, 4n), E=45 MeV; 124Sn(36S, 4np), E=165 MeV; measured Eγ, Iγ, γγ-coin. 155Tb deduced high-spin levels, J, π, configurations, signature splitting features, B(M1)/B(E2). Signature splitting of other odd-A, mass ≈ 160 nuclei discussed. Gammasphere array.

doi: 10.1103/PhysRevC.58.2720
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1998KH01      Phys.Rev. C57, 83 (1998)

B.Kharraja, S.S.Ghugre, U.Garg, R.V.F.Janssens, M.P.Carpenter, B.Crowell, T.L.Khoo, T.Lauritsen, D.Nisius, W.Reviol, W.F.Mueller, L.L.Riedinger, R.Kaczarowski

Level Structures of 96,97,98Ru at High Angular Momentum

NUCLEAR REACTIONS 65Cu(36S, 2np), (36S, 3np), (36S, 4np), E=142 MeV; measured Eγ, Iγ, γγ-coin. 96,97,98Ru deduced high-spin levels, J, π, configurations. Spherical shell model, weak-coupling model calculations.

doi: 10.1103/PhysRevC.57.83
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1998KH04      Phys.Rev. C57, 2903 (1998)

B.Kharraja, S.S.Ghugre, U.Garg, R.V.F.Janssens, M.P.Carpenter, B.Crowell, T.L.Khoo, T.Lauritsen, D.Nisius, W.Reviol, W.F.Mueller, L.L.Riedinger, R.Kaczarowski

Nuclear Structure of 94,95Mo at High Spins

NUCLEAR REACTIONS 65Cu(36S, 2npα), (36S, npα), E=142 MeV; measured Eγ, Iγ, γγ-coin, DCO. 94,95Mo deduced high-spin levels, J, π, configurations. Comparison with shell-model calculations.

doi: 10.1103/PhysRevC.57.2903
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1998KH09      Phys.Rev. C58, 1422 (1998)

B.Kharraja, U.Garg, H.Jin, R.J.Ernst, S.S.Ghugre, R.V.F.Janssens, M.P.Carpenter, S.M.Fischer, T.L.Khoo, T.Lauritsen, D.Nisius, E.F.Moore, Th.Byrski, R.Krucken, A.O.Macchiavelli, R.MacLeod, R.Kaczarowski, I.M.Govil

Quadrupole Moments and Identical Superdeformed Bands in 149Tb

NUCLEAR REACTIONS 128Te(27Al, 6n), E=150 MeV; measured Eγ, Iγ, γγ-coin, DSA. 149Tb deduced high-spin levels, J, π, T1/2, configurations, superdeformed bands.

doi: 10.1103/PhysRevC.58.1422
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1998KO49      Phys.Lett. 437B, 35 (1998)

F.G.Kondev, M.A.Riley, R.V.F.Janssens, J.Simpson, A.V.Afanasjev, I.Ragnarsson, I.Ahmad, D.J.Blumenthal, T.B.Brown, M.P.Carpenter, P.Fallon, S.M.Fischer, G.Hackman, D.J.Hartley, C.A.Kalfas, T.L.Khoo, T.Lauritsen, W.C.Ma, D.Nisius, J.F.Sharpey-Schafer, P.G.Varmette

Spin ∼ 60 (h-bar) in 156Dy: Competition between collective and terminating structures at very high-spin

NUCLEAR REACTIONS 124Sn(36S, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin. 156Dy deduced high-spin levels, J, π, B(E2), configurations, band termination. Cranked Nilsson-Strutinsky calculations.

doi: 10.1016/S0370-2693(98)00938-1
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1998LI50      Phys.Lett. 440B, 246 (1998)

M.Lipoglavsek, D.Seweryniak, C.N.Davids, C.Fahlander, M.Gorska, R.V.F.Janssens, J.Nyberg, J.Uusitalo, W.B.Walters, I.Ahmad, J.Blomqvist, M.P.Carpenter, J.A.Cizewski, S.M.Fischer, H.Grawe, G.Hackman, M.Huhta, C.J.Lister, D.Nisius, G.Poli, P.Reiter, J.Ressler, J.Schwartz, A.Sonzogni

E2 Polarization Charge in 102Sn

NUCLEAR REACTIONS 50Cr(58Ni, 2nα), E=222 MeV; measured delayed Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-coin. 102Sn deduced levels, possible J, π, B(E2), isomeric state T1/2, neutron effective charges. Fragment mass analyzer.

doi: 10.1016/S0370-2693(98)01178-2
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1998RE01      Phys.Rev.Lett. 80, 676 (1998)

K.E.Rehm, F.Borasi, C.L.Jiang, D.Ackermann, I.Ahmad, B.A.Brown, F.Brumwell, C.N.Davids, P.Decrock, S.M.Fischer, J.Gorres, J.Greene, G.Hackmann, B.Harss, D.Henderson, W.Henning, R.V.F.Janssens, G.McMichael, V.Nanal, D.Nisius, J.Nolen, R.C.Pardo, M.Paul, P.Reiter, J.P.Schiffer, D.Seweryniak, R.E.Segel, M.Wiescher, A.H.Wuosmaa

Study of the 56Ni(d, p)57Ni Reaction and the Astrophysical 56Ni(p, γ)57Cu Reaction Rate

NUCLEAR REACTIONS 2H(56Ni, p), E=250 MeV; measured σ(Ep, θ). 57Ni deduced levels, J, π, spectroscopic factors, astrophysical (p, γ) reaction rates.

doi: 10.1103/PhysRevLett.80.676
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1998RE04      Nucl.Phys. A630, 434c (1998)

W.Reviol, W.F.Mueller, L.L.Riedinger, B.H.Smith, M.P.Carpenter, S.M.Fischer, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.T.Nisius, D.Seweryniak, E.F.Moore

Superdeformed Shapes and Configurations in Thallium Nuclei

NUCLEAR REACTIONS 174Yb(23Na, 6n), E=132 MeV; 159Tb(36S, 4n), E=165 MeV; measured Eγ, Iγ, γγ-coin, DSA. 191Tl deduced high-spin levels, superdeformed bands T1/2, quadrupole moment, configurations.

doi: 10.1016/S0375-9474(97)00782-3
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1998RE20      Phys.Rev. C58, R2644 (1998)

W.Reviol, D.E.Ellis, L.L.Riedinger, M.P.Carpenter, S.M.Fischer, R.V.F.Janssens, D.Nisius, P.Fallon

Superdeformed Bands in 189Tl

NUCLEAR REACTIONS 156Gd(37Cl, 4n), E=172 MeV; measured Eγ, Iγ, γγ-coin. 189Tl deduced high-spin levels, J, π, superdeformed bands, configurations. Gammasphere array. Cranked shell model analysis.

doi: 10.1103/PhysRevC.58.R2644
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1998SE20      Phys.Rev. C58, 2710 (1998)

D.Seweryniak, D.Ackermann, H.Amro, L.T.Brown, M.P.Carpenter, L.Conticchio, C.N.Davids, S.M.Fischer, G.Hackman, S.Hamada, D.J.Henderson, R.V.F.Janssens, D.Nisius, P.Reiter, W.B.Walters, P.J.Woods

In-Beam γ-Ray Spectroscopy of Pt Isotopes Located at the Proton Drip Line

NUCLEAR REACTIONS 96Mo(78Kr, 2n), (78Kr, 3n), E=345 MeV; 96Ru(78Kr, 2n2p), E=385 MeV; measured Eγ, Iγ, (recoil)γ-coin. 170,171,172Pt deduced levels, J, π. Comparison with neighboring isotopes, isotones. Recoil-decay tagging technique.

doi: 10.1103/PhysRevC.58.2710
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1998WH02      Phys.Lett. 425B, 239 (1998)

C.Wheldon, R.D'Alarcao, P.Chowdhury, P.M.Walker, E.Seabury, I.Ahmad, M.P.Carpenter, D.M.Cullen, G.Hackman, R.V.F.Janssens, T.L.Khoo, D.Nisius, C.J.Pearson, P.Reiter

Opening up the A ≈ 180 K-Isomer Landscape: Inelastic excitation of new multi-quasiparticle yrast traps

NUCLEAR REACTIONS 175Lu, 176Yb, 181Ta, 186W(238U, 238U'), E=1600 MeV; measured Eγ, Iγ(t), γγ-coin. 175Lu, 181Ta, 186W deduced high-spin isomers J, π, T1/2. Coulomb excitation and transfer-evaporation processes. Backed targets. Systematics of isomers in neighboring nuclides discussed.

doi: 10.1016/S0370-2693(98)00301-3
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1997AM06      Phys.Lett. 413B, 15 (1997)

H.Amro, E.F.Moore, R.V.F.Janssens, G.Hackman, S.M.Fischer, M.P.Carpenter, I.Ahmad, B.Crowell, T.L.Khoo, T.Lauritsen, D.Nisius, J.Timar, A.N.Wilson

Lifetime Measurements and Dipole Transition Rates for Superdeformed States in 190Hg

NUCLEAR REACTIONS 160Gd(34S, 4n), E=159 MeV; measured Eγ, Iγ, γγ-coin, DSA. 190Hg deduced superdeformed levels T1/2, B(λ), quadrupole moment, evidence for octupole vibration.

doi: 10.1016/S0370-2693(97)01113-1
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1997CA16      Phys.Rev.Lett. 78, 3650 (1997)

M.P.Carpenter, R.V.F.Janssens, H.Amro, D.J.Blumenthal, L.T.Brown, D.Seweryniak, P.J.Woods, D.Ackermann, I.Ahmad, C.Davids, S.M.Fischer, G.Hackman, J.H.Hamilton, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Nisius, A.V.Ramayya, W.Reviol, J.Schwartz, J.Simpson, J.Wauters

Excited States in 176,178Hg and Shape Coexistence in Very Neutron-Deficient Hg Isotopes

NUCLEAR REACTIONS 103Rh(78Kr, xnp), E=340, 380 MeV; measured Eγ, Iγ, γ(evaporation residue)-coin. 176,177,178,179Hg deduced levels, band structure, shape related features.

doi: 10.1103/PhysRevLett.78.3650
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1997DA15      Z.Phys. A358, 203 (1997)

P.J.Daly, C.T.Zhang, P.Bhattacharyya, R.Broda, Z.W.Grabowski, D.Nisius, I.Ahmad, M.P.Carpenter, L.R.Morss, W.R.Phillips, J.L.Durell, M.J.Leddy, A.G.Smith, W.Urban, B.J.Varley, N.Schulz, E.Lubkiewicz, M.Bentaleb, J.Blomqvist

Few-Valence-Particle Excitations Around Doubly Magic 132Sn

RADIOACTIVITY 248Cm(SF); measured Eγ, Iγ, γγ-, (X-ray)γ-coin. 134Te, 135I deduced high-spin levels, J, π, configurations, γ-branching.

doi: 10.1007/s002180050308
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1997FO02      Phys.Rev. C55, 1724 (1997)

N.Fotiades, W.Younes, J.A.Cizewski, D.P.McNabb, K.Y.Ding, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, H.Amro, P.Decrock, P.Reiter, D.Nisius, L.T.Brown, S.Fischer, T.Lauritsen, J.Wauters, C.R.Bingham, M.Huyse, A.Andreev, L.F.Conticchio

Spectroscopy of 192Po

NUCLEAR REACTIONS 164Er(32S, 4n), E=164 MeV; measured Eγ, Iγ, (recoil)γγ-, (recoil)γ-coin, Eα, Iα. 192Po deduced levels. Particle-core model. Recoil decay tagging technique.

NUCLEAR STRUCTURE 192,194,196,198,200,202,204,206,208Po; analyzed level systematics; deduced model parameters. Particle-core model, quasiparticle RPA.

doi: 10.1103/PhysRevC.55.1724
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1997FO06      Phys.Rev. C56, 723 (1997)

N.Fotiades, J.A.Cizewski, D.P.McNabb, K.Y.Ding, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, H.Amro, P.Decrock, P.Reiter, D.Nisius, L.T.Brown, S.Fischer, T.Lauritsen, J.Wauters, C.R.Bingham, M.Huyse, A.Andreev, L.F.Conticchio

Spectroscopy of 193,195,197Po

NUCLEAR REACTIONS Er(32S, X), E=164 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-, αγ-coin. 193,195,197Po deduced high-spin levels, possible J, π, decay to 13/2+ isomers, configurations. Recoil decay tagged technique, RMA.

RADIOACTIVITY 193m,195m,197mPo(α); measured Eα, T1/2.

doi: 10.1103/PhysRevC.56.723
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1997FO08      Z.Phys. A359, 7 (1997)

N.Fotiades, J.A.Cizewski, D.P.McNabb, K.Y.Ding, C.N.Davids, R.V.F.Janssens, D.Seweryniak, M.P.Carpenter, H.Amro, P.Decrock, P.Reiter, D.Nisius, L.T.Brown, S.Fischer, T.Lauritsen, J.Wauters, C.R.Bingham, M.Huyse, A.Andreyev

Yrast Excitations in 191Pb

NUCLEAR REACTIONS 164Er(32S, nα), 166Er(32S, 3nα), E=164 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 191Pb deduced levels, possible J, π. Data from other Pb isotopes compared. Fragment mass analyzer.

doi: 10.1007/s002180050358
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1997HA01      Phys.Rev. C55, 148 (1997)

G.Hackman, R.Krucken, R.V.F.Janssens, M.A.Deleplanque, M.P.Carpenter, D.Ackermann, I.Ahmad, H.Amro, S.Asztalos, D.J.Blumenthal, R.M.Clark, R.M.Diamond, P.Fallon, S.M.Fischer, B.Herskind, T.L.Khoo, T.Lauritsen, I.-Y.Lee, R.W.MacLeod, A.O.Macchiavelli, D.Nisius, G.J.Schmid, F.S.Stephens, K.Vetter, R.Wyss

Structure of Superdeformed Bands in 195Hg

NUCLEAR REACTIONS 150Nd(48Ca, xn), E=201 MeV; measured Eγ, γγγ-coin, Iγ. 195Hg deduced high-spin levels, J, π, 4 superdeformed bands, quasiparticle alignments, configurations.

doi: 10.1103/PhysRevC.55.148
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1997HA49      Phys.Rev.Lett. 79, 4100 (1997)

G.Hackman, T.L.Khoo, M.P.Carpenter, T.Lauritsen, A.Lopez-Martens, I.J.Calderin, R.V.F.Janssens, D.Ackermann, I.Ahmad, S.Agarwala, D.J.Blumenthal, S.M.Fischer, D.Nisius, P.Reiter, J.Young, H.Amro, E.F.Moore, F.Hannachi, A.Korichi, I.Y.Lee, A.O.Macchiavelli, T.Dossing, T.Nakatsukasa

Spins, Parity, Excitation Energies, and Octupole Structure of an Excited Superdeformed Band in 194Hg and Implications for Identical Bands

NUCLEAR REACTIONS 150Nd(48Ca, 4n), E=202 MeV; measured Eγ, Iγ, γγ-coin. 194Hg deduced high-spin, superdeformed levels J, π, B(λ), linking transitions, identical band mechanism, possible octupole vibration.

doi: 10.1103/PhysRevLett.79.4100
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1997KH03      Acta Phys.Pol. B28, 177 (1997)

B.Kharraja, U.Garg, S.S.Ghugre, M.Carpenter, B.Crowell, S.Fisher, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Nissius, W.Mueller, W.Reviol, L.L.Riedinger, R.Kaczarowski, E.Ruchowska, I.M.Govil

Spectroscopy of 96-98Ru and Neighboring Nuclei: Shell model calculations and lifetime measurements

NUCLEAR REACTIONS 65Cu(36S, xnyp), E=142 MeV; measured Eγ, Iγ, Doppler-shifted spectra. 96,98Ru deduced high-spin levels, J, π, T1/2, B(E2), configurations. Recoil-distance technique. Shell model calculations.


1997LA36      Acta Phys.Hung.N.S. 6, 229 (1997)

T.Lauritsen, G.Hackman, T.L.Khoo, M.P.Carpenter, R.V.F.Janssens, A.Lopez-Martens, D.Ackermann, I.Ahmad, H.Amro, D.J.Blumenthal, S.M.Fischer, D.T.Nisius, F.Hannachi, A.Korichi, E.F.Moore

The Decay-Out of Superdeformed Bands in the A = 190 Region: What have we learned ( Questions )

NUCLEAR STRUCTURE 194Hg; analyzed superdeformed associated discrete, quasicontinuum γ-spectra; deduced superdeformed levels excitation, J.


1997MO12      Phys.Rev. C55, R2150 (1997)

E.F.Moore, T.Lauritsen, R.V.F.Janssens, T.L.Khoo, D.Ackermann, I.Ahmad, H.Amro, D.Blumenthal, M.P.Carpenter, S.M.Fischer, G.Hackman, D.Nisius, F.Hannachi, A.Lopez-Martens, A.Korichi, S.Asztalos, R.M.Clark, M.A.Deleplanque, R.M.Diamond, P.Fallon, I.Y.Lee, A.O.Macchiavelli, F.S.Stephens, J.A.Becker, L.Bernstein, L.P.Farris, E.A.Henry

Differential Lifetime Measurements and Identical Superdeformed Bands 192,194Hg

NUCLEAR REACTIONS 148Nd(48Ca, 4n), E=205 MeV; 150Nd(48Ca, 4n), E=202 MeV; measured γγγ-, higher-fold coincidences, DSA. 192,194Hg deduced superdeformed bands differential T1/2, intrinsic quadrupole moments, β2.

doi: 10.1103/PhysRevC.55.R2150
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1997MO22      Z.Phys. A358, 219 (1997)

E.F.Moore, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Ackermann, I.Ahmad, H.Amro, D.Blumenthal, S.Fischer, G.Hackman, D.Nisius, F.Hannachi, A.Lopez-Martens, S.J.Asztalos, R.M.Clark, M.A.Deleplanque, R.M.Diamond, P.Fallon, R.Kruecken, I.-Y.Lee, A.O.Macchiavelli, F.S.Stephens, J.A.Becker, L.Bernstein, L.P.Farris, E.A.Henry, A.Korichi

Lifetime Measurements and Decay of Superdeformed Bands in Hg Isotopes

NUCLEAR REACTIONS 148Nd(48Ca, 4n), E=205 MeV; 150Nd(48Ca, 4n), E=202 MeV; measured Eγ, Iγ, γγ-coin, DSA. 192Hg deduced superdeformed bandsintrinsic quadrupole moments, high-spin levels T1/2. 194Hg deduced superdeformed bands intrinsic quadrupole moments, high-spin levels T1/2, linking transitions. Centroid shift analysis.

doi: 10.1007/s002180050313
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1997NI01      Phys.Lett. 392B, 18 (1997)

D.Nisius, R.V.F.Janssens, E.F.Moore, P.Fallon, B.Crowell, T.Lauritsen, G.Hackman, I.Ahmad, H.Amro, S.Asztalos, M.P.Carpenter, P.Chowdhury, R.M.Clark, P.J.Daly, M.A.Deleplanque, R.M.Diamond, S.M.Fischer, Z.W.Grabowski, T.L.Khoo, I.Y.Lee, A.O.Macchiavelli, R.H.Mayer, F.S.Stephens, A.V.Afanasjev, I.Ragnarsson

Differential Lifetime Measurements and Configuration-Dependent Quadrupole Moments for Superdeformed Bands in Nuclei Near 152Dy

NUCLEAR REACTIONS 122Sn(34S, 5n), (34S, 4n), (34S, 4np), E=175 MeV; measured γγ-coin, energy correlations, DSAM. 151,152Dy, 151Tb deduced levels, J, π, superdeformed bands, T1/2, quadrupole moments, shape polarization related features.

doi: 10.1016/S0370-2693(96)01517-1
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1997SA20      Phys.Rev. C55, 2541 (1997)

S.J.Sanders, A.K.Dummer, K.A.Farrar, F.W.Prosser, B.Fornal, R.V.F.Janssens, M.P.Carpenter, T.L.Khoo, C.Beck, D.Mahboub, F.Haas, Sl.Cavallaro, M.Sferrazza, R.Mayer, D.Nisius, G.de Angelis

Quasielastic Transfer in the 136Xe + 64Ni Reaction

NUCLEAR REACTIONS 64Ni(136Xe, X), E=549 MeV; measured Eγ, Iγ, (particle)γ-coin, Iγ(θ); deduced single, multi-nucleon transfer probabilities.

doi: 10.1103/PhysRevC.55.2541
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1997SE03      Phys.Rev. C55, R2137 (1997)

D.Seweryniak, C.N.Davids, W.B.Walters, P.J.Woods, I.Ahmad, H.Amro, D.J.Blumenthal, L.T.Brown, M.P.Carpenter, T.Davinson, S.M.Fischer, D.J.Henderson, R.V.F.Janssens, T.L.Khoo, I.Hibbert, R.J.Irvine, C.J.Lister, J.A.Mackenzie, D.Nisius, C.Parry, R.Wadsworth

In-Beam γ-Ray Spectroscopy of the Proton Emitter 69147Tm using Recoil-Decay Tagging

NUCLEAR REACTIONS 92Mo(58Ni, 2np), E=260 MeV; measured Eγ, Iγ, γp-coin. 147Tm deduced high-spin levels, J, π. Recoil-decay tagging.

doi: 10.1103/PhysRevC.55.R2137
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1997VA17      Phys.Lett. 410B, 103 (1997); Erratum Phys.Lett. 421B, 412 (1998)

P.G.Varmette, D.T.Shi, W.C.Ma, A.V.Ramayya, R.V.F.Janssens, C.N.Davids, J.H.Hamilton, I.Ahmad, H.Amro, B.R.S.Babu, B.Back, K.S.Bindra, D.J.Blumenthal, L.T.Brown, M.P.Carpenter, W.L.Croft, B.Crowell, S.M.Fischer, U.Garg, R.G.Henry, T.Ishii, T.L.Khoo, J.Kormicki, T.Lauritsen, C.J.Lister, D.Nisius, H.Penttila, R.B.Piercey, J.A.Winger, S.J.Zhu, P.B.Semmes

Identification of 181Hg and Shape Coexistence in Odd-A Hg Isotopes

NUCLEAR REACTIONS 144Sm(40Ar, 3n), E=175, 180 MeV; measured Eγ, Iγ, γγ-coin, (recoil)γ-coin, DCO ratios. 181Hg deduced levels, J, π, band structure, configurations, possible isomeric state. Comparisons with neighboring nuclei.

doi: 10.1016/S0370-2693(97)01035-6
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1997ZH12      Z.Phys. A358, 9 (1997)

C.T.Zhang, P.Bhattacharyya, P.J.Daly, R.Broda, Z.W.Grabowski, D.Nisius, I.Ahmad, M.P.Carpenter, T.Lauritsen, L.R.Morss, W.Urban, J.L.Durell, W.R.Phillips, M.J.Leddy, A.G.Smith, B.J.Varley, N.Schulz, E.Lubkiewicz, M.Bentaleb, J.Blomqvist

(νf7/2)2 Multiplet and E2 Effective Charge in 50134Sn84

RADIOACTIVITY 248Cm(SF); measured Eγ, Iγ, γγ-coin, T1/2; 134Sn deduced levels, J, π, isomer T1/2, B(λ), effective charge, configuration. Eurogam II array.

doi: 10.1007/s002180050269
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1997ZH14      Acta Phys.Pol. B28, 233 (1997)

C.T.Zhang, P.Bhattacharyya, P.J.Daly, R.Broda, Z.W.Grabowski, D.Nisius, I.Ahmad, T.Ishii, M.P.Carpenter, L.R.Morss, W.R.Phillips, J.L.Durell, M.J.Leddy, A.G.Smith, W.Urban, B.J.Varley, N.Schulz, E.Lubkiewicz, M.Bentaleb, J.Blomqvist

Shell-Model High-Spin Yrast States of Fission Product Nuclei Above Doubly Magic 132Sn

RADIOACTIVITY 248Cm(SF); measured Eγ, Iγ, γγ-coin. 134Te, 135I deduced levels, J, π, configurations. Shell model analysis.


1996CO13      Acta Phys.Pol. B27, 213 (1996)

J.F.C.Cocks, D.J.Blumenthal, R.Broda, P.A.Butler, K.J.Cann, B.Crowell, B.Fornal, R.F.Janssens, G.D.Jones, P.M.Jones, R.Julin, S.Juutinen, T.L.Khoo, T.Lauritsen, D.Muller, D.Nisius, M.Piiparinen, A.Savelius, J.F.Smith

Population of Reflection-Asymmetric Nuclei by Multi-Nucleon Transfer Reactions

NUCLEAR REACTIONS 232Th(136Xe, X), E=830 MeV; 232Th(56Fe, X), E=362 MeV; measured γγ-coin; deduced fragment production yield vs mass, nucleons transfer mechanism.


1996FA14      Phys.Rev. C54, 1249 (1996)

K.A.Farrar, S.J.Sanders, A.K.Dummer, A.T.Hasan, F.W.Prosser, B.B.Back, I.G.Bearden, R.R.Betts, M.P.Carpenter, B.Crowell, M.Freer, D.J.Henderson, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, Y.Liang, D.Nisius, A.H.Wuosmaa, C.Beck, R.M.Freeman, Sl.Cavallaro, A.Szanto de Toledo

Fission Decay of 48Cr at E(*)(CN) ≈ 60 MeV

NUCLEAR REACTIONS 12C(36Ar, X), 28Si(20Ne, X), 24Mg(24Mg, X), E(cm)=47, 45.5, 44.4 MeV; measured Eγ, Iγ, (particle)(particle)γ-coin; deduced σ(A) for fission, evaporation residues. 48Ca deduced spin distribution, fission decay features.

doi: 10.1103/PhysRevC.54.1249
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1996FI02      Phys.Rev. C53, 2126 (1996)

S.M.Fischer, M.P.Carpenter, R.V.F.Janssens, B.Crowell, I.Ahmad, D.J.Blumenthal, T.L.Khoo, T.Lauritsen, D.Nisius, W.Reviol, W.F.Mueller, L.L.Riedinger, B.H.Smith, B.Cederwall

Alignment Additivity in the Two-Quasiparticle Superdeformed Bands of 192Tl

NUCLEAR REACTIONS 160Gd(37Cl, 5n), E=178 MeV; measured Eγ, γγγ-coin, Iγ. 192Tl deduced levels, J, π, superdeformed bands, configurations, quasiparticle alignments.

doi: 10.1103/PhysRevC.53.2126
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1996FI08      Phys.Rev. C54, R2806 (1996)

S.M.Fischer, R.V.F.Janssens, M.A.Riley, R.R.Chasman, I.Ahmad, D.J.Blumenthal, T.B.Brown, M.P.Carpenter, G.Hackman, D.J.Hartley, T.L.Khoo, T.Lauritsen, W.C.Ma, D.Nisius, J.Simpson, P.G.Varmette

Superdeformed Band in 155Dy: Where does the ' island ' of superdeformation end ( Question )

NUCLEAR REACTIONS 124Sn(36S, 5n), E=175 MeV; measured Eγ, (γγγ)-coin, Iγ, DSA. 155Dy deduced superdeformed band, dynamic moment of inertia, quadrupole moment, configuration, deformation from T1/2 analysis.

doi: 10.1103/PhysRevC.54.R2806
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1996KH04      Phys.Rev.Lett. 76, 1583 (1996)

T.L.Khoo, M.P.Carpenter, T.Lauritsen, D.Ackermann, I.Ahmad, D.J.Blumenthal, S.M.Fischer, R.V.F.Janssens, D.Nisius, E.F.Moore, A.Lopez-Martens, T.Dossing, R.Kruecken, S.J.Asztalos, J.A.Becker, L.Bernstein, R.M.Clark, M.A.Deleplanque, R.M.Diamond, P.Fallon, L.P.Farris, F.Hannachi, E.A.Henry, A.Korichi, I.Y.Lee, A.O.Macchiavelli, F.S.Stephens

Excitation Energies and Spins of a Superdeformed Band in 194Hg from One-Step Discrete Decays to the Yrast Line

NUCLEAR REACTIONS 150Nd(48Ca, 4n), E=195 MeV; measured γγ-coin. 194Hg deduced high-spin levels, J, π, superdeformed band decay features.

doi: 10.1103/PhysRevLett.76.1583
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1996KR13      Phys.Rev. C54, R2109 (1996)

R.Krucken, G.Hackman, M.A.Deleplanque, R.V.F.Janssens, I.Y.Lee, D.Ackermann, I.Ahmad, H.Amro, S.Asztalos, D.J.Blumenthal, M.P.Carpenter, R.M.Clark, R.M.Diamond, P.Fallon, S.M.Fischer, B.Herskind, T.L.Khoo, T.Lauritsen, A.O.Macchiavelli, R.W.MacLeod, D.Nisius, G.J.Schmid, F.S.Stephens, K.Vetter

Test of ΔI = 2 Staggering in the Superdeformed Bands of 194Hg

NUCLEAR REACTIONS 150Nd(48Ca, 4n), E=201 MeV; measured Eγ, Iγ, γγγ-, multifold-coin. 194Hg deduced levels, J, π, superdeformed band properties.

doi: 10.1103/PhysRevC.54.R2109
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1996LO15      Phys.Rev.Lett. 77, 1707 (1996)

A.Lopez-Martens, F.Hannachi, T.Dossing, C.Schuck, R.Collatz, E.Gueorguieva, Ch.Vieu, S.Leoni, B.Herskind, T.L.Khoo, T.Lauritsen, I.Ahmad, D.J.Blumenthal, M.P.Carpenter, D.Gassmann, R.V.F.Janssens, D.Nisius, A.Korichi, C.Bourgeois, A.Astier, L.Ducroux, Y.Le Coz, M.Meyer, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, W.Korten, A.Bracco, R.Lucas

Fragmentation of the Decay from the Superdeformed Yrast Band in 192Hg

NUCLEAR REACTIONS 160Gd(36S, 4n), E=195 MeV; measured γγ-coin. 192Hg deduced superdeformed yrast band decay characteristics.

doi: 10.1103/PhysRevLett.77.1707
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1996WI08      Phys.Rev. C54, 559 (1996)

A.N.Wilson, J.Timar, J.F.Sharpey-Schafer, B.Crowell, M.P.Carpenter, R.V.F.Janssens, D.J.Blumenthal, I.Ahmad, A.Astier, F.Azaiez, M.Bergstrom, L.Ducroux, B.J.P.Gall, F.Hannachi, T.L.Khoo, A.Korichi, T.Lauritsen, A.Lopez-Martens, M.Meyer, D.Nisius, E.S.Paul, M.G.Porquet, N.Redon, J.N.Wilson, T.Nakatsukasa

Collective and Quasiparticle Excitations in Superdeformed 190Hg

NUCLEAR REACTIONS 160Gd(34S, 4n), E ≈ 155 MeV; measured γγ-coin, Eγ, Iγ. 190Hg deduced high-spin levels, J, π, B(λ), superdeformed bands.

doi: 10.1103/PhysRevC.54.559
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1996ZH21      Phys.Rev.Lett. 77, 3743 (1996)

C.T.Zhang, P.Bhattacharyya, P.J.Daly, R.Broda, Z.W.Grabowski, D.Nisius, I.Ahmad, T.Ishii, M.P.Carpenter, L.R.Morss, W.R.Phillips, J.L.Durell, M.J.Leddy, A.G.Smith, W.Urban, B.J.Varley, N.Schulz, E.Lubkiewicz, M.Bentaleb, J.Blomqvist

Yrast Excitations Around Doubly Magic 132Sn from Fission Product γ-Ray Studies

RADIOACTIVITY 248Cm(SF); measured γγ-coin; deduced possible accepted masses inconsistencies for N=82 isotones. 132,134Te, 135I deduced yrast high-spin levels, J, π, configuration.

doi: 10.1103/PhysRevLett.77.3743
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Data from this article have been entered in the XUNDL database. For more information, click here.


1995CA15      Phys.Rev. C51, 2400 (1995)

M.P.Carpenter, R.V.F.Janssens, B.Cederwall, B.Crowell, I.Ahmad, J.A.Becker, M.J.Brinkman, M.A.Deleplanque, R.M.Diamond, P.Fallon, L.P.Farris, U.Garg, D.Gassmann, E.A.Henry, R.G.Henry, J.R.Hughes, T.L.Khoo, T.Lauritsen, I.Y.Lee, A.O.Macchiavelli, E.F.Moore, D.Nisius, F.S.Stephens

Identification of the Unfavored N = 7 Superdeformed Band in 191Hg

NUCLEAR REACTIONS 160Gd(36S, 5n), E=172 MeV; 174Yb(22Ne, 5n), E=120 MeV; measured γγ-coin, Eγ, Iγ. 191Hg deduced high-spin levels, J, π, superdeformed bands dynamical moment of inertia. Cranked Woods-Saxon calculations.

doi: 10.1103/PhysRevC.51.2400
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1995CR02      Phys.Rev. C51, R1599 (1995)

B.Crowell, M.P.Carpenter, R.V.F.Janssens, D.J.Blumenthal, J.Timar, A.N.Wilson, J.F.Sharpey-Schafer, T.Nakatsukasa, I.Ahmad, A.Astier, F.Azaiez, L.du Croux, B.J.P.Gall, F.Hannachi, T.L.Khoo, A.Korichi, T.Lauritsen, A.Lopez-Martens, M.Meyer, D.Nisius, E.S.Paul, M.G.Porquet, N.Redon

Relative Spins and Excitation Energies of Superdeformed Bands in 190Hg: Further evide4nce for octupole vibration

NUCLEAR REACTIONS 160Gd(34S, 4n), E ≈ 158 MeV; measured Eγ, relative Eγ, relative Iγ, γγγ-coin, DCO ratios. 190Hg deduced high-spin levels, J, π, J2 moments of inertia, B(λ), relative excitation energy between two superdeformed bands. Comparison with RPA calculations.

doi: 10.1103/PhysRevC.51.R1599
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1995CR07      Nucl.Instrum.Methods Phys.Res. A355, 575 (1995)

B.Crowell, M.P.Carpenter, R.G.Henry, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Nisius

Background Subtraction for High-Fold Gamma-Ray Coincidence Data

NUCLEAR REACTIONS 160Gd(34S, 4n), E=159 MeV; analyzed γγ-coin data; deduced automatic background subtraction method features, possible difficulties. High-fold γ-ray coincidence.

NUCLEAR STRUCTURE 150Tb; analyzed γγ-coin data; deduced automatic background subtraction method features, possible difficulties. High-fold γ-ray coincidence.

doi: 10.1016/0168-9002(94)01118-4
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1995DA26      Phys.Scr. T56, 94 (1995)

P.J.Daly, R.H.Mayer, D.Nisius, I.G.Bearden, P.Bhattacharyya, L.Richter, M.Sferrazza, Z.W.Grabowski, R.Broda, B.Fornal, I.Ahmad, M.P.Carpenter, R.G.Henry, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, Y.Liang, J.Blomqvist

Yrast Excitations of Heavy Tin Region Nuclei

NUCLEAR REACTIONS 124Sn(136Xe, X), E=665 MeV; 124Sn(80Se, X), E=344 MeV; compiled, reviewed γγ-coin data. 119,121,123Sn deduced yrast isomers, decay characteristics, levels, J, π. Model comparison. Thick targets.

doi: 10.1088/0031-8949/1995/T56/015
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1995DO26      Phys.Rev.Lett. 75, 1276 (1995)

T.Dossing, T.L.Khoo, T.Lauritsen, I.Ahmad, D.Blumenthal, M.P.Carpenter, B.Crowell, D.Gassmann, R.G.Henry, R.V.F.Janssens, D.Nisius

Effects of Pair Correlations in Statistical γ-Decay Spectra

NUCLEAR STRUCTURE 192,194,191Hg; analyzed superdeformed band statistical γ-decay data features; deduced pairing correlation energy related features. Other nuclei included.

doi: 10.1103/PhysRevLett.75.1276
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1995FA09      Phys.Rev. C52, 93 (1995)

P.Fallon, C.W.Beausang, S.Asztalos, D.Nisius, R.V.F.Janssens, M.Bergstrom, M.Carpenter, B.Cederwall, S.Clarke, B.Crowell, M.A.Deleplanque, R.M.Diamond, R.G.Henry, T.L.Khoo, T.Lauritsen, I.Y.Lee, A.O.Macchiavelli, F.S.Stephens, P.J.Twin

Proton and Neutron Excitations in Superdeformed 150Tb

NUCLEAR REACTIONS 124Sn(31P, 5n), E=167 MeV; measured Eγ-Eγ-coin. 150Tb deduced levels, J, π, superdeformed bands.

doi: 10.1103/PhysRevC.52.93
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1995FO16      Acta Phys.Pol. B26, 357 (1995)

B.Fornal, R.Broda, W.Krolas, T.Pawlat, P.J.Daly, I.G.Bearden, Z.W.Grabowski, R.H.Mayer, D.Nisius, L.Richter, M.Sferrazza, M.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, D.Bazzacco, S.Lunardi, C.Rossi-Alvarez, G.de Angelis, P.Bednarczyk, H.Grawe, K.H.Maier, R.Schubart

Deep-Inelastic Reactions - A New Tool for Nuclear Spectroscopy

NUCLEAR REACTIONS 92Mo(60Ni, X), E=255 MeV; 106Cd(54Fe, X), E=255 MeV; 124Sn(80Se, X), E=344 MeV; 124Sn(76Ge, X), E not given; 208Pb(64Ni, X), E=350 MeV; 130Te(64Ni, X), E=275 MeV; 160Gd(34S, X), (36S, X), (37Cl, X), E not given; compiled, reviewed binary reaction products distribution data. 33Si, 34P, 39Cl, 64,65,66,67Ni, 119,121,122,123,124Sn deduced level systematics.


1995MO01      Phys.Rev. C51, 115 (1995)

E.F.Moore, M.P.Carpenter, Y.Liang, R.V.F.Janssens, I.Ahmad, I.G.Bearden, P.J.Daly, M.W.Drigert, B.Fornal, U.Garg, Z.W.Grabowski, H.L.Harrington, R.G.Henry, T.L.Khoo, T.Lauritsen, R.H.Mayer, D.Nisius, W.Reviol, M.Sferrazza

Collectivity of Dipole Bands in 196Pb

NUCLEAR REACTIONS 170Er(30Si, 4nγ), E=142 MeV; measured Eγ, Iγ, γγ(θ), oriented nuclei, DSA. 196Pb deduced high-spin levels J, π, T1/2, B(λ). Cranked shell model.

doi: 10.1103/PhysRevC.51.115
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1995MO39      Nucl.Instrum.Methods Phys.Res. B99, 308 (1995)

E.F.Moore, W.Henning, R.V.F.Janssens, T.L.Khoo, S.J.Sanders, I.Ahmad, H.Amro, D.Blumenthal, M.P.Carpenter, B.Crowell, M.W.Drigert, D.Gassmann, R.G.Henry, T.Lauritsen, C.J.Lister, D.Nisius

Search for the Two-Phonon Octupole Vibrational State in 208Pb

NUCLEAR REACTIONS 208Pb, 209Bi, 58,64Ni, 160Gd(208Pb, 208Pb'), E=1305 MeV; measured γγ-coin, Eγ, Iγ following projectile excitation. 208Pb deduced no evidence for two-phonon octupole vibrational state.

doi: 10.1016/0168-583X(94)00687-3
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1995NI03      Phys.Rev. C51, R1061 (1995)

D.Nisius, R.V.F.Janssens, T.L.Khoo, I.Ahmad, D.Blumenthal, M.P.Carpenter, B.Crowell, D.Gassmann, T.Lauritsen, W.C.Ma, J.H.Hamilton, A.V.Ramayya, P.Bhattacharyya, C.T.Zhang, P.J.Daly, Z.W.Grabowski, R.H.Mayer

Superdeformed Band in 154Dy

NUCLEAR REACTIONS 122Sn(36S, 4n), E=165 MeV; measured Eγ, relative Iγ, γγγ-coin. 154Dy deduced high-spin levels, J, π, superdeformation band transitions.

doi: 10.1103/PhysRevC.51.R1061
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1995NI06      Phys.Lett. 346B, 15 (1995)

D.Nisius, R.V.F.Janssens, P.Fallon, B.Crowell, I.Ahmad, C.W.Beausang, M.P.Carpenter, B.Cederwall, P.J.Daly, M.A.Deleplanque, R.M.Diamond, D.Gassmann, Z.W.Grabowski, R.G.Henry, T.L.Khoo, T.Lauritsen, I.Y.Lee, A.O.Macchiavelli, R.H.Mayer, F.S.Stephens, P.J.Twin

' Identical ' Superdeformed Band in 151Dy: Further evidence for the pseudospin coupling scheme

NUCLEAR REACTIONS 122Sn(34S, 5n), E=175 MeV; measured Eγ, Iγ, γγγ-coin. 151Dy deduced high-spin levels, J, π, superdeformed band.

doi: 10.1016/0370-2693(95)00013-B
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1995NI10      Phys.Rev. C52, 1355 (1995)

D.Nisius, R.V.F.Janssens, I.G.Bearden, R.H.Mayer, I.Ahmad, P.Bhattacharyya, B.Crowell, M.P.Carpenter, P.J.Daly, C.N.Davids, Z.W.Grabowski, D.J.Henderson, R.G.Henry, R.Hermann, T.L.Khoo, T.Lauritsen, H.T.Penttila, L.Ciszewski, C.T.Zhang

Conversion Electron Spectroscopy at the Fragment Mass Analyzer Focal Plane: Studies of isomeric decays near the proton drip line

RADIOACTIVITY 149,150Er(EC) [from 94Mo(58Ni, X), E=250 MeV]; 151,152Yb(EC) [from 96Ru(58Ni, X), E=250 MeV]; measured Eγ, Iγ, I(ce)-, γ(ce)-coin, T1/2; deduced isomer decay transitions γ-multipolarity, levels, J, π.

doi: 10.1103/PhysRevC.52.1355
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1995YO02      Phys.Rev. C52, R1723 (1995)

W.Younes, J.A.Cizewski, H.-Q.Jin, L.A.Bernstein, D.P.McNabb, C.N.Davids, R.V.F.Janssens, T.L.Khoo, C.J.Lister, D.J.Blumenthal, M.P.Carpenter, D.Henderson, R.G.Henry, T.Lauritsen, D.T.Nisius, H.T.Penttila, M.W.Drigert

Spectroscopy of 194Po

NUCLEAR REACTIONS 170Yb(28Si, 4n), E=142 MeV; measured Eγ, Iγ, γ(evaporation residue)-coin. 194Po deduced levels, possible J, π. Anharmonic vibrator model.

doi: 10.1103/PhysRevC.52.R1723
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1994CR08      Phys.Lett. 333B, 320 (1994)

B.Crowell, R.V.F.Janssens, M.P.Carpenter, I.Ahmad, S.Harfenist, R.G.Henry, T.L.Khoo, T.Lauritsen, D.Nisius, A.N.Wilson, J.F.Sharpey-Schafer, J.Skalski

Superdeformed Band with a Unique Decay Pattern: Possible evidence for octupole vibration in 190Hg

NUCLEAR REACTIONS 160Gd(34S, 4n), E=163 MeV; measured γγ-coin. 190Hg deduced high-spin levels, J, π, superdeformed band transitions, dynamic moment of inertia, shape features.

doi: 10.1016/0370-2693(94)90149-X
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1994FR11      Phys.Rev. C50, R1754 (1994)

S.J.Freeman, A.G.Smith, S.J.Warburton, B.B.Back, I.G.Bearden, D.J.Blumenthal, M.P.Carpenter, B.Crowell, C.N.Davids, D.Henderson, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, D.Nisius, H.T.Penttila, J.A.Becker, P.Chowdhury, E.F.Moore

Low-Lying Structure of the Neutron-Deficient Isotope 202Rn

NUCLEAR REACTIONS 181Ta(27Al, xn), E=132, 150 MeV; 192Pt(16O, xn), E=110 MeV; measured Eγ, γ(recoil)-, γγ-coin. 202,203,204Rn deduced high-spin levels, Iγ. Ge detector array, recoil separator, enriched target.

doi: 10.1103/PhysRevC.50.R1754
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1994LA04      Phys.Lett. 324B, 14 (1994)

G.J.Lane, G.D.Dracoulis, A.P.Byrne, P.M.Walker, A.M.Baxter, R.G.Henry, D.Nisius, C.N.Davids, T.Lauritsen, H.Penttila, D.J.Henderson, J.A.Sheikh, W.Nazarewicz

Deformed i13/2 Bands and Prolate-Oblate Shape Coexistence in 185Tl and 187Tl

NUCLEAR REACTIONS 154Gd(35Cl, 4n), E=166 MeV; 159Tb(32S, 4n), E=154 MeV; measured γγ(t), γ(θ), DCO ratios. 154Gd(36Ar, 3np), E=174 MeV; 154Gd(36Ar, 4np), E=184 MeV; measured mass gated γ-spectra. 185,187Tl deduced levels, J, π, band structure, isomer T1/2.

doi: 10.1016/0370-2693(94)00073-5
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1994MA48      Phys.Lett. 336B, 308 (1994)

R.H.Mayer, D.T.Nisius, I.G.Bearden, P.Bhattacharyya, L.Richter, M.Sferrazza, Z.W.Grabowski, P.J.Daly, R.Broda, B.Fornal, I.Ahmad, M.P.Carpenter, R.G.Henry, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, Y.Liang, J.Blomqvist

Gamma-Ray Studies of 119,121,123Sn Isomers Formed in Deep Inelastic Heavy Ion Collisions

NUCLEAR REACTIONS 122,124Sn(76Ge, X), E=325 MeV; measured γγ-coin. 119,121,123Sn deduced yrast high-spin isomers, J, π, decay features, B(λ), configurations.

doi: 10.1016/0370-2693(94)90537-1
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1993BA52      Phys.Rev. C48, R2140 (1993)

A.M.Baxter, A.P.Byrne, G.D.Dracoulis, R.V.F.Janssens, I.G.Bearden, R.G.Henry, D.Nisius, C.N.Davids, T.L.Khoo, T.Lauritsen, H.Penttila, D.J.Henderson, M.P.Carpenter

Spectroscopy of 186Pb with Mass Identification

NUCLEAR REACTIONS 154Gd(36Ar, 4n), E=174 MeV; measured Eγ, Iγ, (evaporation residue)γγ-coin, evaporation residue mass. 186Pb deduced levels, band features. Fragment mass analyser, Compton suppressed Ge detectors, enriched target.

doi: 10.1103/PhysRevC.48.R2140
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1993HU01      Phys.Rev. C47, R1337 (1993)

J.R.Hughes, Y.Liang, R.V.F.Janssens, A.Kuhnert, J.A.Becker, I.Ahmad, I.G.Bearden, M.J.Brinkman, J.Burde, M.P.Carpenter, J.A.Cizewski, P.J.Daly, M.A.Deleplanque, R.M.Diamond, J.E.Draper, C.Duyar, B.Fornal, U.Garg, Z.W.Grabowski, E.A.Henry, R.G.Henry, W.Hesselink, N.Kalantar-Nayestanaki, W.H.Kelly, T.L.Khoo, T.Lauritsen, R.H.Mayer, D.Nissius, J.R.B.Oliveira, A.J.M.Plompen, W.Reviol, E.Rubel, F.Soramel, F.S.Stephens, M.A.Stoyer, D.Vo, T.F.Wang

Collective Oblate Bands in 196Pb

NUCLEAR REACTIONS 170Er(30Si, 4n), E=142-151 MeV; 176Yb(26Mg, 6n), E=138 MeV; measured γγ-coin. 196Pb deduced levels, J, π, band structure, B(λ) ratio, shape features.

doi: 10.1103/PhysRevC.47.R1337
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1993MO19      Phys.Rev. C48, 2261 (1993)

E.F.Moore, Y.Liang, R.V.F.Janssens, M.P.Carpenter, I.Ahmad, I.G.Bearden, P.J.Daly, M.W.Drigert, B.Fornal, U.Garg, Z.W.Grabowski, H.L.Harrington, R.G.Henry, T.L.Khoo, T.Lauritsen, R.H.Mayer, D.Nisius, W.Reviol, M.Sferrazza

Spectroscopy of the Superdeformed Band in 196Pb

NUCLEAR REACTIONS 170Er(30Si, 4n), E=142-151 MeV; measured Eγ, Iγ, γγ-coin, DSA. 196Pb deduced superdeformed band transitions, intrinsic quadrupole moment, dynamic moment of inertia. Model comparison.

doi: 10.1103/PhysRevC.48.2261
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1993NI05      Phys.Rev. C47, 1929 (1993)

D.Nisius, B.Fornal, I.G.Bearden, R.Broda, R.H.Mayer, Z.W.Grabowski, P.J.Daly, C.N.Davids, I.Ahmad, B.B.Back, K.Bindra, M.P.Carpenter, W.Chung, D.Henderson, R.G.Henry, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, Y.Liang, F.Soramel, A.V.Ramayya

Yrast Isomers in Exotic N = 81 Nucleus 151Yb Studied Using a Fragment Mass Analyzer

NUCLEAR REACTIONS 96Ru(58Ni, X), E=255 MeV; measured γ(recoil nucleus)-coin, Eγ, Iγ. 151Yb deduced yrast isomers, T1/2, decay scheme. Fragment mass analyzer.

doi: 10.1103/PhysRevC.47.1929
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Note: The following list of authors and aliases matches the search parameter D.Nisius: , D.T.NISIUS, D.T.NISSIUS