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NSR database version of May 21, 2024.

Search: Author = P.Varmette

Found 35 matches.

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2009YA21      Phys.Rev. C 80, 064306 (2009)

R.B.Yadav, W.C.Ma, G.B.Hagemann, H.Amro, A.Bracco, M.P.Carpenter, J.Domscheit, S.Frattini, D.J.Hartley, B.Herskind, H.Hubel, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, B.Million, S.Odegard, L.L.Riedinger, K.A.Schmidt, S.Siem, G.Sletten, P.G.Varmette, J.N.Wilson, Y.C.Zhang

High-spin proton alignments and coexisting coupling schemes in 168Hf

NUCLEAR REACTIONS 96Zr(76Ge, 4n), E=310 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO) using Gammasphere array. 168Hf; deduced levels, J, π, bands, multipolarity, B(M1)/B(E2) ratios, configurations, and enhanced deformation band. Comparison with cranked shell-model calculations.

doi: 10.1103/PhysRevC.80.064306
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2008YA20      Phys.Rev. C 78, 044316 (2008)

R.B.Yadav, W.C.Ma, G.B.Hagemann, R.Bengtsson, H.Ryde, H.Amro, A.Bracco, M.P.Carpenter, J.Domscheit, S.Frattini, D.J.Hartley, B.Herskind, H.Hubel, R.V.F.Janssens, T.L.Khoo, F.G.Kondev, T.Lauritsen, C.J.Lister, B.Million, S.Odegard, L.L.Riedinger, K.A.Schmidt, S.Siem, G.Sletten, P.G.Varmette, J.N.Wilson, Y.C.Zhang

Identification of triaxial strongly deformed bands in 168Hf

NUCLEAR REACTIONS 96Zr(76Ge, 4n), E=310 MeV; measured Eγ, Iγ, γγ-coin, angular distributions. 168Hf; deduced levels, J, π, bands, configurations, strongly deformed triaxial bands. 170,171,175Hf; systematics of bands. Comparison with cranked shell model calculations.

doi: 10.1103/PhysRevC.78.044316
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2004MU16      Phys.Rev. C 69, 064315 (2004)

W.F.Mueller, W.Reviol, M.P.Carpenter, R.V.F.Janssens, F.G.Kondev, K.Abu Saleem, I.Ahmad, H.Amro, C.R.Bingham, J.Caggiano, C.N.Davids, D.Hartley, A.Heinz, B.Herskind, D.Jenkins, T.L.Khoo, T.Lauritsen, W.C.Ma, J.Ressler, L.L.Riedinger, D.G.Sarantites, D.Seweryniak, S.Siem, A.A.Sonzogni, J.Uusitalo, P.G.Varmette, I.Wiedenhover, R.Wadsworth

High-spin states in 179Au: Spectroscopy of shape-driving orbitals beyond the neutron midshell

NUCLEAR REACTIONS 104Ru(78Kr, 2np), E=340 MeV; 90Zr(90Zr, p), E=369, 380 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 179Au deduced high-spin levels, J, π, configurations. Level systematics in neighboring isotopes compared. Gammasphere array, mass separator, recoil-decay tagging.

doi: 10.1103/PhysRevC.69.064315
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2002KO09      Phys.Lett. 528B, 221 (2002)

F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, C.J.Lister, K.Abu Saleem, I.Ahmad, H.Amro, J.Caggiano, C.N.Davids, A.Heinz, B.Herskind, T.L.Khoo, T.Lauritsen, W.C.Ma, J.J.Ressler, W.Reviol, L.L.Riedinger, D.G.Sarantites, D.Seweryniak, S.Siem, A.A.Sonzogni, P.G.Varmette, I.Wiedenhover

First Observation of Excited Structures in Neutron-Deficient 179Hg: Evidence for multiple shape coexistence

NUCLEAR REACTIONS 90Zr(90Zr, n), E=369, 380 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 179Hg deduced high-spin levels, J, π, configurations, deformation. Gammasphere array, mass separator, recoil-decay tagging.

RADIOACTIVITY 179Hg(α) [from 90Zr(90Zr, n)]; measured Eα, Eγ, αγ-coin, T1/2. 179Hg deduced ground-state J, π.

doi: 10.1016/S0370-2693(02)01221-2
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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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2001AM02      Phys.Lett. 506B, 39 (2001)

H.Amro, P.G.Varmette, W.C.Ma, B.Herskind, G.B.Hagemann, G.Sletten, R.V.F.Janssens, M.Bergstrom, A.Bracco, M.Carpenter, J.Domscheit, S.Frattini, D.J.Hartley, H.Hubel, T.L.Khoo, F.Kondev, T.Lauritsen, C.J.Lister, B.Million, S.W.Odegard, R.B.Piercey, L.L.Riedinger, K.A.Schmidt, S.Siem, I.Wiedenhover, J.N.Wilson, J.A.Winger

First Evidence for Triaxial Superdeformation in 168Hf

NUCLEAR REACTIONS 96Zr(76Ge, 4n), E=310 MeV; measured Eγ, Iγ, γγ-coin, DSA. 168Hf deduced high-spin levels, J, π, superdeformed bands, transition quadrupole moments, moments of inertia. Comparison with cranked Shellmodel calculations. Gammasphere array.

doi: 10.1016/S0370-2693(01)00369-0
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2001HA14      Acta Phys.Pol. B32, 957 (2001)

J.H.Hamilton, Y.X.Luo, J.K.Hwang, E.F.Jones, A.V.Ramayya, S.H.Zhu, P.M.Gore, C.J.Beyer, J.Kormicki, X.Q.Zhang, T.N.Ginter, M.G.Wang, J.D.Cole, M.W.Drigert, W.C.Ma, P.G.Varmette, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, J.Kliman, J.O.Rasmussen, I.Y.Lee, R.Donangelo, A.P.De Lima, and the GANDS95 Collaboration

Octupole Correlations and Deformation in Ba, La, and Pr

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 141,144,145,146Ba, 145La, 147,149,151Pr deduced high-spin levels, J, π, octupole deformation.

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2001KO13      Nucl.Phys. A682, 487c (2001)

F.G.Kondev, M.P.Carpenter, R.V.F.Janssens, K.Abu Saleem, I.Ahmad, M.Alcorta, H.Amro, J.Caggiano, J.A.Cizewski, M.Danchev, C.N.Davids, D.J.Hartley, A.Heinz, B.Herskind, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, W.C.Ma, G.L.Poli, J.Ressler, W.Reviol, L.L.Riedinger, D.Seweryniak, S.Siem, M.B.Smith, A.A.Sonzogni, P.G.Varmette, I.Wiedenhover

First Observation of Excited Structures in Neutron Deficient, Odd-Mass Pt, Au and Hg Nuclei

NUCLEAR REACTIONS 90Zr(90Zr, n), E=369, 380 MeV; 90,91Zr(90Zr, X), 92,94,96Mo(84Sr, X), E ≈ 380 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 179Hg, 173,175,177Au deduced levels, J, π. Gammasphere array, recoil-decay tagging.

RADIOACTIVITY 179Hg(α) [from 90Zr(90Zr, n)]; measured Eγ, Iγ, γγ-coin. 175Pt deduced levels, J, π. Gammasphere array, recoil-decay tagging.

doi: 10.1016/S0375-9474(00)00677-1
Citations: PlumX Metrics


2001SC49      Eur.Phys.J. A 12, 15 (2001)

K.A.Schmidt, M.Bergstrom, G.B.Hagemann, B.Herskind, G.Sletten, P.G.Varmette, J.Domscheit, H.Hubel, S.W.Odegard, S.Frattini, A.Bracco, B.Million, M.P.Carpenter, R.V.F.Janssens, T.L.Khoo, T.Lauritsen, C.J.Lister, S.Siem, I.Wiedenhover, D.J.Hartley, L.L.Riedinger, A.Maj, W.C.Ma, R.Terry

Study of 169Hf at High Rotational Frequency

NUCLEAR REACTIONS 96Zr(76Ge, 3n), E=310 MeV; measured Eγ, Iγ, γγ-coin. 169Hf deduced high-spin levels, J, π, configurations. Gammasphere array, cranked mean-field calculations.

doi: 10.1007/s100500170035
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2001ZH05      Phys.Rev. C63, 027302 (2001)

X.Q.Zhang, J.H.Hamilton, A.V.Ramayya, S.J.Zhu, J.K.Hwang, C.J.Beyer, J.Kormicki, E.F.Jones, P.M.Gore, B.R.S.Babu, T.N.Ginter, R.Aryaeinejad, K.Butler-Moore, J.D.Cole, M.W.Drigert, J.K.Jewell, E.L.Reber, J.Gilat, I.Y.Lee, J.O.Rasmussen, A.V.Daniel, Yu.Ts.Oganessian, G.M.Ter-Akopian, W.C.Ma, P.G.Varmette, L.A.Bernstein, R.W.Lougheed, K.J.Moody, M.A.Stoyer, R.Donangelo, J.-Y.Zhang

Observation of a νh11/2 Pair Alignment in Neutron-Rich 118Pd

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 118Pd deduced high-spin levels, J, π, configurations. Gammasphere array.

doi: 10.1103/PhysRevC.63.027302
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2000BO06      Nucl.Instrum.Methods Phys.Res. A443, 287 (2000)

S.Bouneau, M.G.Porquet, G.Sletten, N.Hashimoto, T.R.Saitoh, J.Duprat, M.Bergstrom, P.G.Varmette, G.Hagemann, F.Azaiez, C.Bourgeois

Characteristics of a Segmented Clover Germanium Detector in a Fusion-Evaporation Reaction with Low γ Multiplicity

NUCLEAR REACTIONS 27Al(28Si, n3p), (28Si, np2α), E=100 MeV; measured Eγ, Iγ; deduced detector segmentation effects.

doi: 10.1016/S0168-9002(99)01089-X
Citations: PlumX Metrics


2000BR22      Nucl.Phys. A673, 64 (2000)

A.Bracco, S.Frattini, S.Leoni, F.Camera, B.Million, N.Blasi, G.Falconi, G.Lo Bianco, M.Pignanelli, E.Vigezzi, B.Herskind, M.Bergstrom, P.Varmette, S.Tormanen, A.Maj, M.Kmiecik, D.R.Napoli, M.Matsuo

The Rotational γ-Continuum in the Mass Region A ≈ 110

NUCLEAR REACTIONS 54Cr(64Ni, 4n), (64Ni, 2nα), E=230-270 MeV; measured Eγ, Iγ, γγ-coin, DSA. 112Sn, 114Te deduced high-spin quasicontinuum collectivity, related features. Fluctuation analysis.

doi: 10.1016/S0375-9474(00)00149-4
Citations: PlumX Metrics


2000HW03      Phys.Rev. C62, 044303 (2000), Erratum Phys.Rev. C 103, 059901 (2021)

J.K.Hwang, A.V.Ramayya, J.H.Hamilton, E.F.Jones, P.M.Gore, S.J.Zhu, C.J.Beyer, J.Kormicki, X.Q.Zhang, L.K.Peker, B.R.S.Babu, T.N.Ginter, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.O.Rasmussen, I.Y.Lee, J.D.Cole, R.Aryaeinejad, M.W.Drigert, M.A.Stoyer, S.G.Prussin, R.Donangelo, H.C.Griffin

Possible Octupole Correlation in 147Pr and πh11/2 Bands in 149, 151Pr

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin following fission. 147,149,151Pr deduced high-spin levels, J, π, configurations. 147Pr deduced possible octupole correlations. Level structures and gamma rays in 147Pr and 151Pr nuclei reassigned by authors to 144La and 150Pr, respectively, in their papers 2009Lu04 for 144La and 2015Wa28 for 150Pr. Gammasphere array.

doi: 10.1103/PhysRevC.62.044303
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2000KO48      Phys.Rev. C62, 044305 (2000)

F.G.Kondev, R.V.F.Janssens, M.P.Carpenter, K.Abu Saleem, I.Ahmad, M.Alcorta, H.Amro, P.Bhattacharyya, L.T.Brown, J.Caggiano, C.N.Davids, S.M.Fischer, A.Heinz, B.Herskind, R.A.Kaye, T.L.Khoo, T.Lauritsen, C.J.Lister, W.C.Ma, R.Nouicer, J.Ressler, W.Reviol, L.L.Riedinger, D.G.Sarantites, D.Seweryniak, S.Siem, A.Sonzogni, J.Uusitalo, P.G.Varmette, I.Wiedenhover

Interplay between Octupole and Quasiparticle Excitations in 178Hg and 180Hg

NUCLEAR REACTIONS 103Rh(78Kr, 2np), E=350 MeV; 90,91,92,94,96Zr(90Zr, X)180Hg, E ≈ 380 MeV; measured Eγ, Iγ, γγ-, (recoil)γ-coin. 178,180Hg deduced high-spin levels, J, π, configurations. Gammasphere array, recoil mass separator, recoil-decay tagging technique. Comparisons with neighboring nuclides.

doi: 10.1103/PhysRevC.62.044305
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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
Citations: PlumX Metrics


2000RI11      Eur.Phys.J. A 8, 165 (2000)

D.Ringkjobing Jensen, J.Domscheit, G.B.Hagemann, M.Bergstrom, B.Herskind, B.S.Nielsen, G.Sletten, P.G.Varmette, S.Tormanen, H.Hubel, W.Ma, A.Bracco, F.Camera, F.Demaria, S.Frattini, B.Million, D.Napoli, A.Maj, B.N.Nyako, D.T.Joss, M.Aiche

Co-Existing Coupling Schemes at High Spin in 166Hf

NUCLEAR REACTIONS 96Zr(74Ge, 4n), E=310 MeV; measured Eγ, Iγ, γγ-coin. 166Hf deduced high-spin levels, J, π, band configurations, alignments, Routhians. Euroball III array.

doi: 10.1007/s100530050022
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2000ZH04      Phys.Rev. C61, 014305 (2000)

X.Q.Zhang, J.H.Hamilton, A.V.Ramayya, S.J.Zhu, J.K.Hwang, C.J.Beyer, J.Kormicki, E.F.Jones, P.M.Gore, B.R.S.Babu, T.N.Ginter, R.Aryaeinejad, K.Butler-Moore, J.D.Cole, M.W.Drigert, J.K.Jewell, E.L.Reber, J.Gilat, J.O.Rasmussen, A.V.Daniel, Yu.Ts.Oganessian, G.M.Ter-Akopian, W.C.Ma, P.G.Varmette, L.A.Bernstein, R.W.Lougheed, K.J.Moody, M.A.Stoyer

Identification of High Spin States in Neutron-Rich 113, 115, 117Pd Nuclei

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 113,115,117Pd deduced high-spin levels, J, π, configurations. Collective features in neighboring isotopes discussed.

doi: 10.1103/PhysRevC.61.014305
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1999AX02      Eur.Phys.J. A 6, 175 (1999)

A.Axelsson, J.Nyberg, A.Atac, M.H.Bergstrom, B.Herskind, G.de Angelis, T.Back, D.Bazzacco, A.Bracco, F.Camera, B.Cederwall, C.Fahlander, J.H.Huijnen, S.Lunardi, B.Million, D.R.Napoli, J.Persson, M.Piiparinen, C.Rossi Alvarez, G.Sletten, P.G.Varmette, M.Weiszflog

Excited Superdeformed Band in 143Eu

NUCLEAR REACTIONS 110Pd(37Cl, 4n), E=160, 165 MeV; measured Eγ, Iγ, γγ-coin. 143Eu deduced excited superdeformed band transitions, decay-out features. Euroball array. Cranked mean-field calculations.

doi: 10.1007/s100500050332
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1999FR37      Phys.Rev.Lett. 83, 5234 (1999)

S.Frattini, A.Bracco, S.Leoni, F.Camera, B.Million, N.Blasi, G.Lo Bianco, M.Pignanelli, E.Vigezzi, B.Herskind, T.Dossing, M.Bergstrom, P.Varmette, S.Tormanen, A.Maj, M.Kmiecik, D.R.Napoli, M.Matsuo

Unresolved γ Rays in 114Te: Mass dependence of rotational damping

NUCLEAR REACTIONS 54Cr(64Ni, 4n), E=230-270 MeV; measured Eγ, Iγ, γγ-coin. 114Te deduced high-spin quasicontinuum moment of inertia, rotational damping width. Euroball array. Fluctuation analysis, cranked mean-field calculations.

NUCLEAR STRUCTURE 114Te, 164,168Yb; analyzed γγ-coin data; deduced mass scaling of rotational damping width. Fluctuation analysis, cranked mean-field calculations.

doi: 10.1103/PhysRevLett.83.5234
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1999MA36      Nucl.Phys. A649, 135c (1999)

A.Maj, M.Kmiecik, B.Herskind, A.Bracco, F.Camera, G.Hagemann, P.Varmette

Search for Entrance Channel Effects in Compound Nuclear Formation

NUCLEAR REACTIONS 122Te(48Ti, xn), (48Ti, xnα), E=208, 215 MeV; 110Pd(60Ni, xn), (60Ni, xnα), E=255, 260 MeV; measured Eγ, Iγ, γ multiplicity, (charged particle)γ-coin; deduced average emitted neutrons, GDR strength, entrance channel effects.

doi: 10.1016/S0375-9474(99)00051-2
Citations: PlumX Metrics


1999SA59      Nucl.Phys. A660, 121 (1999)

T.R.Saitoh, N.Hashimoto, G.Sletten, R.A.Bark, S.Tormanen, M.Bergstrom, K.Furuno, K.Furutaka, G.B.Hagemann, T.Hayakawa, T.Komatsubara, A.Maj, S.Mitarai, M.Oshima, J.Sampson, T.Shizuma, P.G.Varmette

Structure of the Doubly Odd Nucleus 180Ta Description of 23 Bands

NUCLEAR REACTIONS 176Yb(11B, 3nα), E=52, 55, 57 MeV; measured Eγ, Iγ, γγ-, αγ-coin. 180Ta deduced high-spin levels, J, π, T1/2, configurations, rotational bands, B(M1)/B(E2), gK factors. Slow beam pulsing, band mixing analysis, BCS calculations with blocking, astrophysical implications.

doi: 10.1016/S0375-9474(99)00356-5
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1999SA60      Nucl.Phys. A660, 171 (1999); Erratum Nucl.Phys. A669, 381 (2000)

T.R.Saitoh, N.Saitoh-Hashimoto, G.Sletten, R.A.Bark, M.Bergstrom, P.Regan, S.Tormanen, P.G.Varmette, P.M.Walker, C.Wheldon

Collective and Intrinsic Structures in 183W

NUCLEAR REACTIONS 176Yb(14C, 3nα), E=68 MeV; measured Eγ, Iγ, γγ-, αγ-coin. 183W deduced high-spin levels, J, π, T1/2, rotational bands, configurations, B(M1)/B(E2), gK factors. Slow beam pulsing, BCS calculations with blocking.

doi: 10.1016/S0375-9474(99)00381-4
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1998HA51      Eur.Phys.J. A 2, 327 (1998)

N.Hashimoto, T.R.Saitoh, G.Sletten, R.A.Bark, M.Bergstrom, K.Furuno, T.Komatsubara, T.Shizuma, S.Tormanen, P.G.Varmette

T-Band Phenomena in 183Re

NUCLEAR REACTIONS 176Yb(11B, 4n), E=52, 57 MeV; measured Eγ, Iγ, γγ-coin, γγ(t). 183Re deduced high-spin levels, J, π, configurations, B(M1)/B(E2), aligned angular momentum.

doi: 10.1007/s100500050127
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1998HW02      J.Phys.(London) G24, L9 (1998)

J.K.Hwang, A.V.Ramayya, J.H.Hamilton, L.K.Peker, J.Kormicki, B.R.S.Babu, T.N.Ginter, C.J.Beyer, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.O.Rasmussen, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, A.O.Macchiavelli, R.W.Macleod, J.Gilat, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, M.W.Drigert, M.A.Stoyer, L.A.Bernstein, R.W.Lougheed, K.J.Moody, S.G.Prussin, H.C.Griffin, R.Donangelo

Close Doublet Structures in 103Mo, 109,111Ru, and Neighbours: Rotation-alignment for the half-filled h11/2 subshell ( Question )

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 103,105Mo, 109,111Ru deduced levels, band structure, possible J, π, configurations, evidence for rotation alignment. Comparison with other nuclei.

doi: 10.1088/0954-3899/24/5/009
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1998HW04      Phys.Rev. C57, 2250 (1998); Erratum Phys.Rev. C58, 3013 (1998)

J.K.Hwang, A.V.Ramayya, J.H.Hamilton, L.K.Peker, J.Kormicki, B.R.S.Babu, T.N.Ginter, C.J.Beyer, J.O.Rasmussen, J.Gilat, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, A.O.Macchiavelli, R.W.Macleod, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, M.W.Drigert, M.A.Stoyer, L.A.Bernstein, R.W.Lougheed, K.J.Moody, S.G.Prussin, H.C.Griffin, R.Donangelo, S.J.Zhu

Identification of the γ Transitions in Tc and Cs Products of 252Cf Fission and Possible (7/2)+ [413] Bands in 105-109Tc Isotopes

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 105Tc deduced high-spin levels, J, π, rotational bands. 106,107,108,109Tc deduced levels, possible J, π. 139,140,141,142,143Cs deduced levels.

doi: 10.1103/PhysRevC.57.2250
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1998HW08      Phys.Rev. C58, 3252 (1998)

J.K.Hwang, A.V.Ramayya, J.Gilat, J.H.Hamilton, L.K.Peker, J.O.Rasmussen, J.Kormicki, T.N.Ginter, B.R.S.Babu, C.J.Beyer, E.F.Jones, R.Donangelo, S.J.Zhu, H.C.Griffin, G.M.Ter-Akopyan, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.D.Cole, R.Aryaeinejad, M.W.Drigert, M.A.Stoyer

Rotational Bands in 101-103Nb and 98, 100Y Nuclei and Identification of Yrast Bands in 146La and 149Pr

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 101,102,103Nb, 98,100Y, 146La, 149Pr deduced levels J, π, configurations, rotational bands properties. Pairing-free bands, collective model. Gammasphere.

doi: 10.1103/PhysRevC.58.3252
Citations: PlumX Metrics

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


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
Citations: PlumX Metrics

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


1998RA09      Phys.Rev. C57, 2370 (1998)

A.V.Ramayya, J.H.Hamilton, J.K.Hwang, L.K.Peker, J.Kormicki, B.R.S.Babu, T.N.Ginter, A.Sandulescu, A.Florescu, F.Carstoiu, W.Greiner, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.O.Rasmussen, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, A.O.Macchiavelli, R.W.Macleod, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, M.W.Drigert, M.A.Stoyer, L.A.Bernstein, R.W.Lougheed, K.J.Moody, S.G.Prussin, S.J.Zhu, H.C.Griffin, R.Donangelo

Cold (Neutronless) α Ternary Fission of 252Cf

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin; deduced α-associated ternary fission isotopic yields.

doi: 10.1103/PhysRevC.57.2370
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13698.


1998SA60      Eur.Phys.J. A 3, 197 (1998)

T.R.Saitoh, N.Hashimoto, G.Sletten, R.A.Bark, S.Tormanen, M.Bergstrom, K.Furuno, K.Furutaka, G.B.Hagemann, T.Hayakawa, T.Komatsubara, A.Maj, S.Mitarai, M.Oshima, J.Sampson, T.Shizuma, P.G.Varmette

Rotational Bands in 181Ta

NUCLEAR REACTIONS 176Yb(11B, 2nα), E=52, 57 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 181Ta deduced high-spin levels J, π, configurations, B(M1)/B(E2). PEX, Nordball arrays.

doi: 10.1007/s100500050166
Citations: PlumX Metrics

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1998ZH12      Phys.Rev. C57, 2040 (1998); Erratum Phys.Rev. C58, 3012 (1998)

X.Q.Zhang, J.H.Hamilton, A.V.Ramayya, L.K.Peker, J.K.Hwang, E.F.Jones, J.Kormicki, C.J.Beyer, P.M.Gore, B.R.S.Babu, T.N.Ginter, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, I.Y.Lee, A.O.Macchiavelli, R.W.Macleod, J.O.Rasmussen, J.Gilat, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, Y.X.Dardenne, M.W.Drigert, M.A.Stoyer, J.F.Wild, J.A.Becker, L.A.Bernstein, R.W.Lougheed, K.J.Moody, R.Donangelo, S.G.Prussin, H.C.Griffin, S.J.Zhu

Identification of New Negative-Parity Levels in 152,154Nd

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 152,154Nd deduced high-spin levels, J, π, negative-parity bands.

doi: 10.1103/PhysRevC.57.2040
Citations: PlumX Metrics

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1997HW02      Int.J.Mod.Phys. E6, 331 (1997)

J.K.Hwang, A.V.Ramayya, J.H.Hamilton, J.Kormicki, L.K.Peker, B.R.S.Babu, T.N.Ginter, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, I.Y.Lee, A.O.Macchiavelli, R.W.Macleod, J.O.Rasmussen, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, Y.X.Dardenne, M.W.Drigert, M.A.Stoyer, J.F.Wild, J.A.Becker, L.A.Bernstein, R.W.Lougheed, K.J.Moody, R.Donangelo, S.G.Prussin, H.C.Griffin

Identification of the ν3/2-[521] Band in 153Nd and the γ-Transitions in 149Nd

RADIOACTIVITY 252Cf(SF); measured γγ-coin; deduced E2 transition energies in N=93 isotones, N=89 isotones Eγ. 149Nd deduced high-spin level associated transitions. 153Nd deduced high-spin levels, band structure, signature splitting related features, moment of inertia. Other data input.

doi: 10.1142/S0218301397000226
Citations: PlumX Metrics


1997HW03      Phys.Rev. C56, 1344 (1997)

J.K.Hwang, A.V.Ramayya, J.H.Hamilton, L.K.Peker, J.Kormicki, B.R.S.Babu, T.N.Ginter, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.O.Rasmussen, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, A.O.Macchiavelli, R.W.Macleod, J.Gilat, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, M.W.Drigert, M.A.Stoyer, Y.X.Dardenne, J.A.Becker, L.A.Bernstein, R.W.Lougheed, K.J.Moody, S.G.Prussin, H.C.Griffin, R.Donangelo

Identification of 109Mo and Possible Octupole Correlations in 107,109Mo

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin. 107,109Mo deduced high-spin levels, J, π, B(E1)/B(E2), configurations, octupole deformation.

doi: 10.1103/PhysRevC.56.1344
Citations: PlumX Metrics


1997RA39      Nuovo Cim. 110A, 1073 (1997)

A.V.Ramayya, J.H.Hamilton, J.K.Hwang, L.K.Peker, J.Kormicki, B.R.S.Babu, T.N.Ginter, A.Sandulescu, A.Florescu, F.Carstoiu, W.Greiner, G.M.Ter-Akopian, Yu.Ts.Oganessian, A.V.Daniel, W.C.Ma, P.G.Varmette, J.O.Rasmussen, S.J.Asztalos, S.Y.Chu, K.E.Gregorich, A.O.Macchiavelli, R.W.MacLeod, J.D.Cole, R.Aryaeinejad, K.Butler-Moore, M.W.Drigert, M.A.Stoyer, L.A.Bernstein, R.W.Lougheed, K.J.Moody, S.G.Prussin, S.J.Zhu, H.C.Griffin, R.Donangelo

Cold Binary and Ternary Fragmentations in Spontaneous Fission of 252Cf

RADIOACTIVITY 252Cf(SF); measured Eγ, Iγ, γγ-coin; deduced fragment isotopic yields, binary, α-associated ternary events features.

doi: 10.1007/BF03035948
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13698.


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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Note: The following list of authors and aliases matches the search parameter P.Varmette: , P.G.VARMETTE