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NSR database version of April 27, 2024.

Search: Author = A.Virtanen

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2002PA19      Eur.Phys.J. A 13, 435 (2002)

A.A.Pasternak, J.Srebrny, A.D.Efimov, V.M.Mikhailov, E.O.Podsvirova, Ch.Droste, T.Morek, S.Juutinen, G.B.Hagemann, M.Piiparinen, S.Tormanen, A.Virtanen

Lifetimes in the Ground-State Band and the Structure of ¹¹⁸Te

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3np), E=54 MeV; measured Eγ, Iγ, γγ-coin, DSA. ¹¹⁸Te deduced high-spin levels T_1/2, B(E2). Nordball array, recoil-distance and lineshape methods. Comparison with interacting boson-fermion model results.

doi: 10.1140/epja/iepja1221
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2001SR01      Nucl.Phys. A683, 21 (2001)

J.Srebrny, Ch.Droste, T.Morek, K.Starosta, A.A.Wasilewski, A.A.Pasternak, E.O.Podsvirova, Yu.N.Lobach, G.H.Hagemann, S.Juutinen, M.Piiparinen, S.Tormanen, A.Virtanen

Transition Probabilities in Negative Parity Bands of the ¹¹⁹I Nucleus

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3n), E=54 MeV; measured Eγ, Iγ, γγ-coin, DSA. ¹¹⁹I deduced high-spin levels, J, π, T_1/2, B(E2). Recoil-distance Doppler shift attenuation method. Comparisons with model predictions.

doi: 10.1016/S0375-9474(00)00457-7
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2000PA37      Acta Phys.Pol. B31, 429 (2000)

A.A.Pasternak, E.O.Podsvirova, J.Srebrny, Ch.Droste, T.Morek, K.Starosta, G.H.Hagemann, S.Juutinen, M.Piiparinen, S.Tormanen, A.Virtanen, Yu.N.Lobach

Conflict Coupling in the π(g_9/2)^-1 Bands of ¹¹⁹I

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3n), E=54 MeV; measured Eγ, Iγ, γγ-coin, DSA. ¹¹⁹I deduced high-spin levels, J, π, T_1/2, B(E2), B(M1). Nordball array. Comparisons with model predictions.

2000SR04      Acta Phys.Hung.N.S. 12, 217 (2000)

J.Srebrny, A.A.Pasternak, Ch.Droste, T.Morek, K.Starosta, E.O.Podsvirova, Yu.N.Lobach, G.Hagemann, S.Juutinen, M.Piiparinen, S.Tormanen, A.Virtanen, A.A.Wasilewski

Lifetime Measurements and the Nonaxial Deformation in ¹¹⁹I

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3n), E not given; measured Doppler-shifted Eγ, Iγ, γγ-coin. ¹¹⁹I deduced high-spin levels J, π, T_1/2, B(E2), nonaxial deformation. Nordball array, recoil-distance and lineshape techniques. Level systematics in neighboring nuclides discussed.

1999LO12      Acta Phys.Pol. B30, 1273 (1999)

Yu.N.Lobach, A.A.Pasternak, J.Srebrny, Ch.Droste, G.B.Hagemann, S.Juutinen, T.Morek, M.Piiparinen, E.O.Podsvirova, S.Tormanen, K.Starosta, A.Virtanen, A.A.Wasilewski

Lifetime Measurement in the Yrast Band of ¹¹⁹I

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3n), E=54 MeV; measured Eγ, Iγ(θ), DSA. ¹¹⁹I deduced high-spin levels T_1/2. Recoil Distance Doppler Shape Attenuation Method, Nordball array.

1997JU01      Nucl.Phys. A617, 74 (1997)

S.Juutinen, E.Makela, R.Julin, M.Piiparinen, S.Tormanen, A.Virtanen, E.Adamides, A.Atac, J.Blomqvist, B.Cederwall, C.Fahlander, E.Ideguchi, A.Johnson, W.Karczmarczyk, J.Kownacki, S.Mitarai, L.-O.Norlin, J.Nyberg, R.Schubart, D.Seweryniak, G.Sletten

Coexistence of Collective and Quasiparticle Structure in ¹⁰⁶Sn and ¹⁰⁸Sn

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, 4p), ⁵⁴Fe(⁵⁸Ni, 2pα), E=270 MeV; measured Eγ, Iγ, γγ(particle)-coin, Iγ(θ) ratios. ^108,106Sn deduced levels, J, π. Enriched targets, 15 Ge-BGO spectrometers, 30 BaF₂ crystals, 4π charged particle detection array, 1π neutron wall.

doi: 10.1016/S0375-9474(96)00493-9
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1997KO51      Nucl.Phys. A627, 239 (1997)

J.Kownacki, M.Lipoglavsek, L.-O.Norlin, J.Nyberg, D.Seweryniak, J.Cederkall, M.Palacz, J.Persson, A.Atac, B.Cederwall, C.Fahlander, H.Grawe, A.Johnson, A.Kerek, W.Klamra, M.Karny, F.Liden, A.Likar, R.Schubart, R.Wyss, E.Adamides, G.de Angelis, P.Bednarczyk, Zs.Dombradi, D.Foltescu, M.Gorska, E.Ideguchi, D.Jerrestam, R.Julin, S.Juutinen, S.Mitarai, E.Makela, G.Perez, M.Piiparinen, M.de Poli, H.A.Roth, T.Shizuma, O.Skeppstedt, G.Sletten, S.Tormanen, T.Vass, A.Virtanen

High-Spin Studies of the Neutron Deficient Nuclei ¹⁰³In, ¹⁰⁵In, ¹⁰⁷In, and ¹⁰⁹In

NUCLEAR REACTIONS ⁵⁰Cr(⁵⁸Ni, 2n3p), (⁵⁸Ni, pα), (⁵⁸Ni, 3p), E=261 MeV; ⁵⁴Fe(⁵⁸Ni, p2α), (⁵⁸Ni, 5p), (⁵⁸Ni, 3pα), E=270 MeV; ⁹²Mo(¹⁹F, 2p), E=95 MeV; measured Eγ, Iγ(θ), γγ-coin. ^{103,105,107,109}In deduced high-spin levels, J, π, configuration. Shell model, hole-core coupling scheme.

doi: 10.1016/S0375-9474(97)00479-X
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1997PA34      Nucl.Phys. A627, 162 (1997)

M.Palacz, D.Seweryniak, A.Atac, J.Blomqvist, B.Cederwall, C.Fahlander, A.Johnson, A.Kerek, J.Kownacki, L.-O.Norlin, J.Nyberg, R.Wyss, E.Ideguchi, R.Julin, S.Juutinen, S.Mitarai, M.Piiparinen, G.Sletten, S.Tormanen, A.Virtanen

In-Beam γ-Ray Spectroscopy of ⁵⁶Co

NUCLEAR REACTIONS ³²S(²⁷Al, n2p), E=95 MeV; measured Eγ, Iγ, γγ-coin. ⁵⁶Co deduced high-spin levels, J, π, configurations, particle-hole excitations. Shell model calculations.

doi: 10.1016/S0375-9474(97)00507-1
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1997TO03      Nucl.Phys. A613, 282 (1997)

S.Tormanen, S.Juutinen, R.Julin, A.Lampinen, E.Makela, M.Piiparinen, A.Savelius, A.Virtanen, G.B.Hagemann, Ch.Droste, W.Karczmarczyk, T.Morek, J.Srebrny, K.Starosta

Coexisting Structure in ¹¹⁹I

NUCLEAR REACTIONS ¹⁰⁹Ag(¹³C, 3n), E=54 MeV; ¹⁰⁸Pd(¹⁵N, 4n), E=71 MeV; measured Eγ, Iγ, γ(θ), γγ-coin. ¹¹⁹I deduced high-spin levels, J, π, γ-branching, B(λ) ratios, experimental routhians, aligned angular momenta. Enriched targets, array of Compton-suppressed Ge detectors.

doi: 10.1016/S0375-9474(96)00439-3
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1996KO23      Acta Phys.Pol. B27, 87 (1996)

J.Kownacki, A.Atac, J.Cederkall, B.Cederwall, C.Fahlander, H.Grawe, E.Ideguchi, A.Johnson, R.Julin, S.Juutinen, M.Karny, A.Kerek, W.Klamra, A.Likar, M.Lipoglavsek, L.-O.Norlin, J.Nyberg, S.Mitarai, E.Makela, M.Palacz, J.Persson, M.Piiparinen, D.Seweryniak, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen, R.Wyss

The Isospin Dependent p-n Multiplets in the Region of Doubly Magic ¹⁰⁰Sn

NUCLEAR REACTIONS ⁵⁰Cr, ⁵⁴Fe(⁵⁸Ni, X), E=261, 270 MeV; measured γγ-coin, γγ(θ). ^{102,104,106,108}In deduced levels, configurations. Information on ⁹⁹Cd, ¹⁰¹In, ^106,107,108Sb, ^108,109Te also obtained.

1996LH05      Nucl.Instrum.Methods Phys.Res. A373, 415 (1996)

G.Lhersonneau, P.A.Butler, J.F.C.Cocks, A.Honkanen, M.Huhta, P.M.Jones, A.Jokinen, R.Julin, S.Juutinen, A.Lampinen, D.Muller, E.Makela, M.Oinonen, J.M.Parmonen, M.Piiparinen, A.Savelius, J.F.Smith, S.Tormanen, A.Virtanen, J.Aysto

High-Spin Isomers in Neutron-RIch Nuclei Studied with TARDIS-Array at IGISOL

RADIOACTIVITY ⁹⁷Y(β^-) [from ²³²Th(p, X), E=25 MeV]; measured Eγ, Iγ, γγ-coin. ⁹⁷Zr deduced transitions. Compton suppressed detector array TARDIS.

doi: 10.1016/0168-9002(96)00072-1
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1996PI11      Nucl.Phys. A605, 191 (1996)

M.Piiparinen, A.Atac, J.Blomqvist, G.B.Hagemann, B.Herskind, R.Julin, S.Juutinen, A.Lampinen, J.Nyberg, G.Sletten, P.Tikkanen, S.Tormanen, A.Virtanen, R.Wyss

High-Spin Spectroscopy of the ¹⁴²Eu, ¹⁴³Eu and ¹⁴⁴Eu Nuclei

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 3n), (³⁷Cl, 4n), (³⁷Cl, 5n), E=140, 160 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t), RDM, DSA. ^142,143,144Eu deduced high-spin levels, J, π, T_1/2, B(M1), B(E2). Enriched targets, array of Compton-suppressed Ge detectors, 4π BaF₂ ball, plunger. Shell model, total Routhian surface calculations.

doi: 10.1016/0375-9474(96)00157-1
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1995CE01      Nucl.Phys. A581, 189 (1995)

J.Cederkall, B.Cederwall, A.Johnson, D.Seweryniak, J.Nyberg, L.-O.Norlin, J.Blomqvist, C.Fahlander, R.Wyss, A.Kerek, J.Kownacki, A.Atac, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

First Observation of Excited States in ¹⁰⁸Sb

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, n3p), E=270 MeV; measured Eγ, γγ(θ) (γγ)(particle)-coin. ¹⁰⁸Sb deduced high-spin levels, B(M1)/B(E2) ratios, configurations. Total Routhian surfaces calculations.

doi: 10.1016/0375-9474(94)00443-Q
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1995DO13      Phys.Rev. C51, 2394 (1995)

Zs.Dombradi, B.M.Nyako, G.E.Perez, A.Algora, C.Fahlander, D.Seweryniak, J.Nyberg, A.Atac, B.Cederwall, A.Johnson, A.Kerek, J.Kownacki, L.-O.Norlin, R.Wyss, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

High-Spin Spectroscopy of ¹⁰⁹Te

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, n2p), E=270 MeV; measured γγ-coin, Eγ, Iγ. ¹⁰⁹Te deduced levels, J, π, high-spin band structure, configurations. Particle-vibration coupling model, total Routhian surface calculations.

doi: 10.1103/PhysRevC.51.2394
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1995JU02      Phys.Rev. C51, 1699 (1995)

S.Juutinen, P.Simecek, P.Ahonen, M.Carpenter, C.Fahlander, J.Gascon, R.Julin, A.Lampinen, T.Lonnroth, J.Nyberg, A.Pakkanen, M.Piiparinen, K.Schiffer, G.Sletten, S.Tormanen, A.Virtanen

Shape Coexistence in the Transitional ¹³³Ba Nucleus

NUCLEAR REACTIONS ¹²⁴Sn(¹³C, 4n), E=48.4, 65.5 MeV; measured Eγ, Iγ, DCO ratios. ¹³³Ba deduced high-spin levels, J, π, shape features, band structure. Total Ronthian surface calculations.

doi: 10.1103/PhysRevC.51.1699
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1995JU09      Phys.Rev. C52, 2946 (1995)

S.Juutinen, S.Tormanen, P.Ahonen, M.Carpenter, C.Fahlander, J.Gascon, R.Julin, A.Lampinen, T.Lonnroth, J.Nyberg, A.Pakkanen, M.Piiparinen, K.Schiffer, P.Simecek, G.Sletten, A.Virtanen

Band Structures in ¹³²Ba

NUCLEAR REACTIONS ¹²⁴Sn(¹³C, 5n), E=65.5 MeV; measured Eγ, Iγ, Iγγ(θ), γγ-coin. ¹³²Ba deduced levels, J, π, band structure. Array of Ge detectors.

doi: 10.1103/PhysRevC.52.2946
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1995KL02      Z.Phys. A352, 117 (1995)

W.Klamra, E.Adamides, A.Atac, R.A.Bark, B.Cederwall, C.Fahlander, B.Fogelberg, A.Gizon, J.Gizon, H.Grawe, E.Ideguchi, D.Jerrestam, A.Johnson, R.Julin, S.Juutinen, W.Kaczmarczyk, A.Kerek, J.Kownacki, S.Mitarai, L.O.Norlin, J.Nyberg, M.Piiparinen, R.Schubart, D.Seweryniak, G.Sletten, S.Tormanen, A.Virtanen, R.Wyss

High Spin Band Structures in ¹⁰⁴Cd

NUCLEAR REACTIONS ⁹²Zr(¹⁶O, xn), E=83 MeV; ⁷⁶Ge(³⁴S, xn), E=148 MeV; ⁵⁴Fe(⁵⁸Ni, X), E=270 MeV; measured γγ-coin. ¹⁰⁴Cd deduced high-spin levels, J, π, configuration, band structure.

doi: 10.1007/BF01298895
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1995LE20      Nucl.Phys. A587, 513 (1995)

S.Leoni, B.Herskind, T.Dossing, P.Rasmussen, P.Bosetti, A.Bracco, S.Frattini, M.Matsuo, N.Nica, E.Vigezzi, A.Atac, M.Bergstrom, A.Brockstedt, H.Carlsson, P.Ekstrom, F.Ingebretsen, H.J.Jensen, J.Jongman, G.B.Hagemann, R.M.Lieder, T.Lonnroth, A.Maj, B.Million, A.Nordlund, J.Nyberg, M.Piiparinen, H.Ryde, D.C.Radford, M.Sugawara, P.O.Tjom, A.Virtanen

The Distribution of the Rotational Transition Strength in Warm Nuclei Studied through γ-Ray Correlations

NUCLEAR REACTIONS ¹³⁰Te(³⁷Cl, 5n), (³⁷Cl, 4n), E=166 MeV; measured γγγ-coin, γ-multiplicity. ^162,163Tm deduced rotational motion damping, transition strength.

doi: 10.1016/0375-9474(95)00024-U
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1995LE31      Phys.Lett. 353B, 179 (1995)

S.Leoni, B.Herskind, T.Dossing, K.Yoshida, M.Matsuo, A.Atac, G.B.Hagemann, F.Ingebretsen, H.J.Jensen, R.M.Lieder, G.V.Marti, N.Nica, J.Nyberg, M.Piiparinen, H.Schnare, G.Sletten, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen

A Finite Number of Regular Rotational Bands in the Superdeformed Well of ¹⁴³Eu

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured (Eγ-Eγ)-coin, Eγ, Iγ. ¹⁴³Eu deduced superdeformed bands. Fluctuation analysis model.

doi: 10.1016/0370-2693(95)00549-Z
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1995MA76      Phys.Scr. T56, 280 (1995)

E.Makela, A.Virtanen, R.Julin, S.Juutinen, M.Piiparinen, S.Tormanen, D.Seweryniak, A.Atac, B.Cederwall, C.Fahlander, E.Ideguchi, A.Johnson, W.Karczmarczyk, J.Kownacki, S.Mitarai, L.-O.Norlin, J.Nyberg, R.Schubart, G.Sletten

Coexistence of Collective and Quasiparticle Structures in ^106,108Sn Nuclei

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, X), E=270 MeV; measured (particle)γγ-coin data, DCO ratios. ^108,106Sn deduced high-spin levels, J, π, collective quasiparticle structures coexistence features.

NUCLEAR STRUCTURE ^{104,106,108,110,112,114,116,118}Sn; analyzed level systematics.

1995PI09      Phys.Rev. C52, R1 (1995)

M.Piiparinen, A.Atac, S.J.Freeman, R.Julin, S.Juutinen, A.Lampinen, T.Lonnroth, D.Muller, J.Nyberg, G.Sletten, P.Tikkanen, S.Tormanen, A.Virtanen, C.T.Zhang, R.Wyss

Collectivity in ' Spherical ' ^143,144Eu Nuclei

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 3n), (³⁷Cl, 4n), E=140 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t). ^143,144Eu deduced high-spin levels, J, π, T_1/2, B(E2) values, band structure, shape features. Enriched targets, array of Compton-suppressed Ge dedtectors, 4π BaF₂ ball, plunger. Total Routhian surface calculations.

doi: 10.1103/PhysRevC.52.R1
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1995RI01      Phys.Rev. C51, 1234 (1995)

M.A.Riley, T.B.Brown, N.R.Johnson, Y.A.Akovali, C.Baktash, M.L.Halbert, D.C.Hensley, I.Y.Lee, F.K.McGowan, A.Virtanen, M.E.Whitley, J.Simpson, L.Chaturvedi, L.H.Courtney, V.P.Janzen, L.L.Riedinger, T.Bengtsson

Alignments, Shape Changes, and Band Terminations in ¹⁵⁷Tm

NUCLEAR REACTIONS ⁵¹V(¹¹⁰Pd, X), E=220 MeV; measured γγ-coin, Eγ, Iγ. ¹⁵⁷Tm deduced high-spin levels, J, π, γ-multipolarity. Cranked Nilsson-Strutinsky calculations, pairing.

doi: 10.1103/PhysRevC.51.1234
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1995SE08      Nucl.Phys. A589, 175 (1995)

D.Seweryniak, J.Kownacki, L.-O.Norlin, C.Fahlander, A.Atac, J.Blomqvist, B.Cederwall, H.Grawe, A.Johnson, A.Kerek, J.Nyberg, R.Schubart, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, G.Sletten, S.Tormanen, A.Virtanen

In-Beam Study of ¹⁰²In, ¹⁰⁴In and ¹⁰⁶In

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, np2α), (⁵⁸Ni, n3pα), (⁵⁸Ni, n5p), E=270 MeV; measured Eγ, Iγ, γγ(θ), γγ-coin. ^102,104,106In deduced levels, J, π. Enriched target, array of Compton-suppressed Ge detectors, charged-particle detectors, neutron detectors. Shell-model calculations.

doi: 10.1016/0375-9474(95)00060-E
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1995SU27      J.Phys.Soc.Jpn. 64, 329 (1995)

M.Sugawara, S.Mitarai, T.Kuroyanagi, J.Mukai, H.Tomura, T.Morikawa, D.Jerrestam, J.Nyberg, G.Sletten, A.Atac, N.Gjorup, A.Virtanen, S.-E.Arnell, O.Skeppstedt, H.A.Roth, D.Foltescu

High Spin States in ⁷⁹Rb

NUCLEAR REACTIONS ⁵⁸Ni(²⁸Si, 3pα), E=128 MeV; measured γγ-coin. ⁷⁹Rb deduced high-spin levels, J, π, band structure.

doi: 10.1143/JPSJ.64.329
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1995VI05      Nucl.Phys. A591, 145 (1995)

A.Virtanen, N.R.Johnson, F.K.McGowan, I.Y.Lee, C.Baktash, M.A.Riley, J.C.Wells, J.Dudek

Transition Quadrupole Moments of High-Spin States in ¹⁷²Os

NUCLEAR REACTIONS ¹⁴⁴Nd(³²S, 4n), E=162 MeV; measured γγ-coin, Doppler-shift recoil-distance. ¹⁷²Os levels deduced T_1/2, transition quadrupole moment for yrast negative-parity bands, B(E1). Cranked HFB calculations, band-mixing model.

doi: 10.1016/0375-9474(95)00132-K
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1994DO22      Z.Phys. A350, 3 (1994)

Zs.Dombradi, B.M.Nyako, G.E.Perez, A.Algora, C.Fahlander, D.Seweryniak, J.Nyberg, A.Atac, B.Cederwall, A.Johnson, A.Kerek, J.Kownacki, L.-O.Norlin, R.Wyss, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

Identification and Spectroscopy of the ¹⁰⁸Te Nucleus

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, X), E=270 MeV; measured γγ(particle)-coin, Iγ. ¹⁰⁸Te deduced high-spin levels, J, π, γ-multipolarity.

1994FA12      Nucl.Phys. A577, 773 (1994)

C.Fahlander, D.Seweryniak, J.Nyberg, Zs.Dombradi, G.E.Perez, M.Jozsa, B.M.Nyako, A.Atac, B.Cederwall, A.Johnson, A.Kerek, J.Kownacki, L.-O.Norlin, R.Wyss, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

In-Beam Spectroscopy of ¹¹⁰Te

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, 2p), E=270 MeV; measured Eγ, Iγ, Iγγ(θ), γγ-coin. ¹¹⁰Te deduced high-spin levels, J, π, experimental routhians, aligned angular momentum. Enriched target, array of Compton-suppressed Ge detectors, neutron, charged particle detectors. Cranked shell model calculations.

doi: 10.1016/0375-9474(94)90944-X
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1994GA15      Phys.Rev. C49, 3309 (1994)

G.Garcia Bermudez, C.Baktash, V.Abenante, H.C.Griffin, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, F.K.McGowan, M.A.Riley, D.G.Sarantites, T.M.Semkow, D.W.Stracener, A.Virtanen

High Spin States of ⁸⁴Sr

NUCLEAR REACTIONS ⁵²Cr(³⁶S, 2n2p), E=130 MeV; measured Eγ, Iγ, γγ-coin. ⁸⁴Sr deduced levels, J, π.

doi: 10.1103/PhysRevC.49.3309
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1994JU04      Nucl.Phys. A573, 306 (1994)

S.Juutinen, R.Julin, M.Piiparinen, P.Ahonen, B.Cederwall, C.Fahlander, A.Lampinen, T.Lonnroth, A.Maj, S.Mitarai, D.Muller, J.Nyberg, P.Simecek, M.Sugawara, I.Thorslund, S.Tormanen, A.Virtanen, R.Wyss

Gamma-Ray Spectroscopy of ¹¹⁰Cd

NUCLEAR REACTIONS ⁹⁶Zr(¹⁸O, 4n), E=73 MeV; ¹⁰⁰Mo(¹³C, 3n), E=44 MeV; measured Eγ, Iγ(θ), γγ-coin, γγ(t). ¹¹⁰Cd deduced levels, J, π, T_1/2, γ-branching, B(M1)/B(E2) ratios, experimental Routhians, aligned momenta. Enriched targets, array of Compton-suppressed Ge detectors, BaF₂ ball. TRS and CSM calculations.

doi: 10.1016/0375-9474(94)90173-2
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1994JU05      Nucl.Phys. A577, 727 (1994)

S.Juutinen, P.Simecek, C.Fahlander, R.Julin, J.Kumpulainen, A.Lampinen, T.Lonnroth, A.Maj, S.Mitarai, D.Muller, J.Nyberg, M.Piiparinen, M.Sugawara, I.Thorslund, S.Tormanen, A.Virtanen

High-Spin States in ^109,111Cd and ¹⁰⁷Pd

NUCLEAR REACTIONS ⁹⁶Zr(¹⁸O, 3nα), (¹⁸O, 5n), (¹⁸O, 3n), E=73 MeV; ¹⁰⁰Mo(¹³C, 4n), E=44 MeV; ¹⁰⁹Ag(p, n), E=12-17.4 MeV; measured Eγ, Iγ, Iγ(θ), γγ-coin, γγ(t). ¹⁰⁷Pd, ^109,111Cd deduced high-spin levels, J, π, T_1/2, γ-branching, B(M1)/B(E2) ratios, experimental routhians, aligned angular momenta. Enriched targets, array of Compton-suppressed Ge detectors, BaF₂ ball. Total Routhian surface, cranked shell model calculations.

doi: 10.1016/0375-9474(94)90942-3
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1994KA32      Z.Phys. A350, 179 (1994)

M.Karny, J.Kownacki, D.Seweryniak, A.Atac, B.Cederwall, C.Fahlander, A.Johnson, A.Kerek, L.-O.Norlin, J.Nyberg, E.Adamides, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

Excited States of ¹¹¹I and the Observation of a 21 ns Isomer

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, X), E=220 MeV; measured γγ-, γγ(particle)-coin. ¹¹¹I deduced levels, possible high-spin J, π. Shell model comparison.

doi: 10.1007/BF01289577
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1994MA16      Nucl.Phys. A571, 185 (1994)

A.Maj, J.J.Gaardhoje, A.Atac, S.Mitarai, J.Nyberg, A.Virtanen, A.Bracco, F.Camera, B.Million, M.Pignanelli

Angular Distribution of Photons from the Decay of the GDR in Hot and Rotating Light Yb Nuclei from Exclusive Experiments

NUCLEAR REACTIONS ¹⁴⁴Sm(¹⁷O, xn), E=74 MeV; ¹⁴⁴Sm(¹⁸O, xn), E=85.5 MeV; ¹¹³Cd(⁴⁸Ti, xn), E=210 MeV; ¹¹⁴Cd(⁴⁸Ti, xn), E=225 MeV; measured Eγ, Iγ, γ(θ), σ(Eγ, θ). ^161,162Yb deduced giant dipole resonance features. BaF₂ detectors. HECTOR array, multiplicity filter, angular momentum selection, energy difference method.

doi: 10.1016/0375-9474(94)90347-6
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1994MU18      Phys.Lett. 332B, 265 (1994)

D.Muller, A.Virtanen, R.Julin, S.Juutinen, A.Lampinen, M.Piiparinen, S.Tormanen, F.Christancho, A.P.Byrne, G.D.Dracoulis, B.Fabricius, C.Fahlander, A.Johnson, K.P.Lieb, J.Nyberg, I.Thorslund, R.Wyss

Deformation of Intruder Bands in ¹⁷⁹Ir

NUCLEAR REACTIONS ¹⁴⁶Nd(³⁷Cl, 4n), E=169 MeV; measured γγ-coin, DSA, recoil distance. ¹⁷⁹Ir deduced high-spin levels, J, π, T_1/2, intruder bands features, transition quadrupole moments.

doi: 10.1016/0370-2693(94)91252-1
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1994PA30      Nucl.Phys. A578, 225 (1994)

M.Palacz, Z.Sujkowski, A.Atac, M.Piiparinen, B.Herskind, J.Nyberg, G.Sletten, G.de Angelis, S.Forbes, N.Gjorup, G.Hagemann, F.Ingebretsen, H.Jensen, D.Jerrestam, H.Kusakari, R.Lieder, G.M.Marti, S.Mullins, D.Santonocito, H.Schnare, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

Highly Converted Transitions in the Quasi-Continuum of ¹⁴³Eu

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured γ-, X-ray spectra, γ(X-ray)-coin, X-ray yields. ¹⁴³Eu deduced quasi-continuum X-ray multiplicity.

doi: 10.1016/0375-9474(94)90977-6
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1994SE01      Phys.Lett. 321B, 323 (1994)

D.Seweryniak, J.Cederkall, B.Cederwall, J.Blomqvist, C.Fahlander, A.Johnson, L.-O.Norlin, J.Nyberg, A.Atac, A.Kerek, J.Kownacki, R.Wyss, E.Adamides, H.Grawe, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

In-Beam Spectroscopy at the Proton-Drip Line. First Observation of Excited States in ¹⁰⁶Sb and ¹⁰⁷Sb

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, X), E=270 MeV; measured γγ(θ), γγ(particle)-coin. ^106,107Sb deduced levels, J, π. Shell model comparison.

doi: 10.1016/0370-2693(94)90250-X
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1994TH01      Nucl.Phys. A568, 306 (1994)

I.Thorslund, C.Fahlander, J.Nyberg, M.Piiparinen, R.Julin, S.Juutinen, A.Virtanen, D.Muller, H.Jensen, M.Sugawara

Transition Probabilities and Quadrupole Deformation Measured in ¹⁰⁸Cd

NUCLEAR REACTIONS ¹⁰⁰Mo(¹²C, 4n), E=54 MeV; measured Eγ, Iγ, γγ-coin. ¹⁰⁸Cd levels deduced B(E2), T_1/2, deformation β₂. Enriched targets, array of Compton-suppressed Ge-detectors, plunger. Total routhian surface calculations.

doi: 10.1016/0375-9474(94)90204-6
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1994TO05      Nucl.Phys. A572, 417 (1994)

S.Tormanen, S.Juutinen, R.Julin, B.Cederwall, A.Johnson, R.Wyss, P.Ahonen, B.Fant, M.Matsuzaki, J.Nyberg, M.Piiparinen, S.Mitarai, J.Mukai, A.Virtanen

Competing Proton and Neutron Alignments in Neutron-Deficient Xe-Nuclei

NUCLEAR REACTIONS ⁹²Mo(³²S, xn2pα), (³²S, 4p), E=145 MeV; ¹⁰⁶Pd(¹⁸O, 4n), E=75 MeV; measured Eγ, Iγ, DCO ratios, γγ-coin. ^117,118,120Xe deduced levels, J, π, γ-branching, B(λ) ratios, experimental routhians, aligned angular momenta. Enriched targets, array of Compton-suppressed Ge-detectors, 4π array of Si charged-particle detectors, neutron detectors. Total routhian surface calculations, γS-band.

doi: 10.1016/0375-9474(94)90183-X
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1993AT01      Phys.Rev.Lett. 70, 1069 (1993)

A.Atac, M.Piiparinen, B.Herskind, J.Nyberg, G.Sletten, G.de Angelis, S.Forbes, N.Gjorup, G.Hagemann, F.Ingebretsen, H.Jensen, D.Jerrestam, H.Kusakari, R.M.Lieder, G.V.Marti, S.Mullins, D.Santonocito, H.Schnare, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

Linking Transitions from the Superdeformed Band in ¹⁴³Eu

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured γγγ-, higher fold-coin, Eγ, Iγ. ¹⁴³Eu deduced levels, J, π, Iγ, normal deformed superdeformed states connection.

doi: 10.1103/PhysRevLett.70.1069
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1993AT02      Acta Phys.Pol. B24, 395 (1993)

A.Atac, M.Piiparinen, B.Herskind, J.Nyberg, G.Sletten, G.de Angelis, S.Forbes, N.Gjorup, G.Hagemann, F.Ingebretsen, H.Jensen, D.Jerrestam, H.Kusakari, R.Lieder, G.M.Marti, S.Mullins, D.Santonocito, H.Schnare, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

Superdeformed Band in the ¹⁴³Eu Nucleus: Study of the decay out

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured γγ-coin sum spectra. ¹⁴³Eu deduced superdeformed band decay features.

1993AT03      Nucl.Phys. A557, 109c (1993)

A.Atac, M.Piiparinen, B.Herskind, J.Nyberg, G.Sletten, G.de Angelis, R.M.Clark, S.A.Forbes, N.Gjorup, G.B.Hagemann, F.Ingebretsen, H.J.Jensen, D.Jerrestam, H.Kusakari, R.M.Lieder, G.V.Marti, S.Mullins, P.J.Nolan, E.S.Paul, P.H.Regan, D.Santonocito, H.Schnare, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

Observation of the Decay Out of the Superdeformed Band in ¹⁴³Eu

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured γγ-coin, Eγ, Iγ. ¹⁴³Eu deduced levels, J, π, superdeformed band decay features.

doi: 10.1016/0375-9474(93)90535-6
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1993JO07      Nucl.Phys. A557, 401c (1993)

A.Johnson, D.Seweryniak, B.Cederwall, J.Nyberg, A.Atac, J.Blomqvist, J.Cederkall, C.Fahlander, M.Karny, A.Kerek, J.Kownacki, L.-O.Norlin, R.Wyss, E.Adamides, H.Grawe, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

High-Spin Studies Near ¹⁰⁰Sn with NORDBALL: New results on ¹⁰²In, ¹⁰⁴In and ¹⁰⁸Sb

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, xnyp), E=270 MeV; measured γγ(particle)-coin, γγ(θ), Iγ. ^104,102In, ¹⁰⁸Sb deduced levels, J, π.

doi: 10.1016/0375-9474(93)90557-E
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1993JU03      Nucl.Phys. A553, 531c (1993)

S.Juutinen, S.Tormanen, P.Ahonen, B.Cederwall, B.Fant, A.Johnson, R.Julin, S.Mitarai, J.Mukai, J.Nyberg, M.Piiparinen, A.Virtanen, R.Wyss

Competing Proton and Neutron Alignments in ^117-120Xe

NUCLEAR REACTIONS ⁹²Mo(³²S, X), E=145 MeV; measured γ-spectra. ¹⁰⁶Pd(¹⁸O, 4n), E=75 MeV; measured total Eγ, γ-multiplicity, γγ-coin. ^117,118,120Xe deduced levels, J, π, configuration.

doi: 10.1016/0375-9474(93)90654-G
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1993KO10      Acta Phys.Pol. B24, 409 (1993)

J.Kownacki, D.Seweryniak, B.Cederwall, J.Nyberg, J.Blomqvist, C.Fahlander, A.Johnson, A.Kerek, L.-O.Norlin, E.Adamides, A.Atac, H.Grawe, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

In-Beam Spectroscopy Close to the Proton Drip Line

NUCLEAR REACTIONS ¹⁹F(⁹²Mo, xnyp), (⁹⁶Ru, xnyp), E not given; ⁵⁸Ni(⁵⁴Fe, xnyp), E=220 MeV; measured γγ-coin. ^102,104In deduced levels, J, π, configuration.

1993PA05      Acta Phys.Pol. B24, 399 (1993)

M.Palacz, Z.Sujkowski, J.Bacelar, A.Atac, B.Herskind, J.Nyberg, M.Piiparinen, G.de Angelis, S.Forbes, N.Gjorup, G.Hagemann, F.Ingebretsen, H.Jensen, D.Jerrestam, H.Kusakari, R.Lieder, G.M.Marti, S.Mullins, D.Santonocito, H.Schnare, G.Sletten, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

E0 Transitions and the Depopulation of SD Bands

NUCLEAR STRUCTURE ¹³²Ce, ¹⁴³Eu, ¹⁵²Dy, ¹⁹²Hg; calculated transition probability vs excitation energy for superdeformed states. ¹⁴³Eu; analyzed γ(K X-ray)-coin following superdeformed states decay.

1993PI01      Phys.Rev.Lett. 70, 150 (1993)

M.Piiparinen, P.Kleinheinz, J.Blomqvist, A.Virtanen, A.Atac, D.Muller, J.Nyberg, T.Ramsoy, G.Sletten

Two- to One -Phonon E3 Transition Strength in ¹⁴⁸Gd

NUCLEAR REACTIONS ¹³³Cs(¹⁹F, 4n), E=73.5 MeV; measured Eγ, Iγ, decay time. ¹⁴⁸Gd deduced levels, J, π, mean T_1/2, B(λ), configuration.

doi: 10.1103/PhysRevLett.70.150
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1993PI16      Nucl.Phys. A565, 671 (1993)

M.Piiparinen, R.Julin, S.Juutinen, A.Virtanen, P.Ahonen, C.Fahlander, J.Hattula, A.Lampinen, T.Lonnroth, A.Maj, S.Mitarai, D.Muller, J.Nyberg, A.Pakkanen, M.Sugawara, I.Thorslund, S.Tormanen

Lifetimes of Yrast States in ¹¹⁰Cd

NUCLEAR REACTIONS ¹⁰⁰Mo(¹³C, 3n), E=44 MeV; measured Eγ, Iγ, γγ-coin. ¹¹⁰Cd levels deduced B(E2) values, T_1/2. Enriched targets, array of Compton-suppressed Ge detectors, 4π BaF₂ ball, plunger.

doi: 10.1016/0375-9474(93)90052-Y
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1993SC13      Phys.Lett. 303B, 230 (1993)

W.Schmitz, H.Hubel, C.X.Yang, G.Baldsiefen, U.Birkental, G.Frohlingsdorf, D.Mehta, R.Musseler, M.Neffgen, P.Willsau, J.Gascon, G.B.Hagemann, A.Maj, D.Muller, J.Nyberg, M.Piiparinen, A.Virtanen, R.Wyss

Transition Quadrupole Moments of a Large-Deformation Intruder Band in ¹⁶³Lu

NUCLEAR REACTIONS ¹⁴⁷Sm(¹⁹F, X), E=85 MeV; measured γγ-coin, DSA, recoil distance. ¹⁶³Lu deduced levels, J, π, T_1/2, band structure, transition quadrupole moment. Cranked shell model.

doi: 10.1016/0370-2693(93)91425-M
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1993SE05      Z.Phys. A345, 243 (1993)

D.Seweryniak, B.Cederwall, J.Nyberg, C.Fahlander, A.Johnson, A.Kerek, J.Kownacki, L.-O.Norlin, E.Adamides, A.Atac, J.Blomqvist, H.Grawe, E.Ideguchi, R.Julin, S.Juutinen, W.Karczmarczyk, S.Mitarai, M.Piiparinen, R.Schubart, G.Sletten, S.Tormanen, A.Virtanen

In-Beam γ-Ray Spectroscopy of ¹⁰²In

NUCLEAR REACTIONS ⁵⁴Fe(⁵⁸Ni, X), E=270 MeV; measured γγ(particle)-coin, γγ(θ), Eγ, Iγ. ¹⁰²In deduced levels, possible J, π.

doi: 10.1007/BF01293351
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1993SU16      Nucl.Phys. A557, 653c (1993)

M.Sugawara, H.Kusakari, T.Morikawa, H.Inoue, Y.Yoshizawa, A.Virtanen, M.Piiparinen, T.Horiguchi

Octupole Bands of Gd Isotopes

NUCLEAR REACTIONS ¹⁵⁴Gd(⁵⁸Ni, ⁵⁸Ni'), E=228 MeV; ¹⁵⁴Gd(⁴⁸Ti, ⁴⁸Ti'), E=177.6 MeV; ^154,156,158Gd(³²S, ³²S'), E=118 MeV; ¹⁶⁰Gd(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured Eγ, Iγ, γγ-coin following Coulomb excitation. ^{154,156,158,160}Gd deduced levels, J, π, B(λ), γ branching, band structure.

doi: 10.1016/0375-9474(93)90577-K
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1993TH05      Nucl.Phys. A564, 285 (1993)

I.Thorslund, C.Fahlander, J.Nyberg, S.Juutinen, R.Julin, M.Piiparinen, R.Wyss, A.Lampinen, T.Lonnroth, D.Muller, S.Tormanen, A.Virtanen

The Role of the Shape Driving h_11/2 Neutron Orbital in ¹⁰⁸Cd

NUCLEAR REACTIONS ⁹⁶Zr(¹⁶O, 4n), E=74, 75 MeV; measured Eγ, Iγ, Iγ(θ), γγ-coin. ¹⁰⁸Cd deduced levels, J, π, γ-branching, B(M1)/B(E2) ratios, experimental routhians, aligned angular momentum. Enriched targets, array of Compton-suppressed Ge-detectors, total routhian surface calculations.

doi: 10.1016/0375-9474(93)90522-Y
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1992JU02      Z.Phys. A344, 223 (1992)

S.Juutinen, S.Tormanen, P.Ahonen, B.Cederwall, A.Johnson, B.Fant, R.Julin, S.Mitarai, J.Mukai, J.Nyberg, A.Virtanen

Shape Coexistence in ¹¹⁷I

NUCLEAR REACTIONS ⁹²Mo(³²S, X), E=145 MeV; measured γ(particle)-coin. ¹¹⁷I deduced levels, J, π, band structure, shape features.

doi: 10.1007/BF01291708
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1992PI18      Z.Phys. A343, 367 (1992)

M.Piiparinen, A.Atac, G.de Angelis, S.Forbes, N.Gjorup, G.Hagemann, B.Herskind, F.Ingebretsen, H.Jensen, D.Jerrestam, H.Kusakari, R.Lieder, G.M.Marti, S.Mullins, J.Nyberg, D.Santonocito, H.Schnare, G.Sletten, K.Strahle, M.Sugawara, P.O.Tjom, A.Virtanen, R.Wadsworth

High Spin Level Structure of ¹⁴³₆₃Eu₈₀

NUCLEAR REACTIONS ¹¹⁰Pd(³⁷Cl, 4n), E=160 MeV; measured γγ-coin. ¹⁴³Eu deduced levels, J, π, stretched E2 transitions.

doi: 10.1007/BF01291538
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1992RE05      J.Phys.(London) G18, 847 (1992)

P.H.Regan, R.Wadsworth, S.M.Mullins, J.Nyberg, A.Atac, S.A.Forbes, D.B.Fossan, Y.-J.He, J.R.Hughes, I.Jenkins, R.Ma, M.S.Metcalfe, P.J.Nolan, E.S.Paul, R.J.Poynter, D.Santonicio, A.Virtanen, N.Xu

Measurement of the Intrinsic Quadrupole Moments in the νi_13/2 Bands of ^135,137Sm

NUCLEAR REACTIONS ⁹²Mo(⁴⁶Ti, n2p), E=210 MeV; ¹⁰⁴Pd(³⁷Cl, 3np), E=168 MeV; measured γγ-coin, DSA. ¹³⁷Sm deduced levels, J, π, T_1/2, deformation parameter β₂, quadrupole moments, band structure. ¹³⁵Sm deduced levels, J, π, T_1/2, deformation parameter β₂, quadrupole moments, band structure, superdeformation features.

doi: 10.1088/0954-3899/18/5/013
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1991BA12      Phys.Lett. 255B, 174 (1991)

C.Baktash, G.Garcia-Bermudez, D.G.Sarantites, W.Nazarewicz, V.Abenante, J.R.Beene, H.C.Griffin, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, F.K.McGowan, M.A.Riley, D.W.Stracener, T.M.Semkow, A.Virtanen

Shape Coexistence and Disappearance of Pairing Correlations in ⁸²Sr

NUCLEAR REACTIONS ⁵²Cr(³⁴S, 2n2p), E=130 MeV; measured γγ-coin. ⁸²Sr deduced levels, J, π, band structure, shape features. Woods-Saxon cranking calculations.

doi: 10.1016/0370-2693(91)90232-F
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1991JE04      Z.Phys. A340, 351 (1991)

H.J.Jensen, G.B.Hagemann, P.O.Tjom, S.Frauendorf, A.Atac, M.Bergstrom, A.Bracco, A.Brockstedt, H.Carlsson, P.Ekstrom, J.M.Espino, B.Herskind, F.Ingebretsen, J.Jongman, S.Leoni, R.M.Lieder, T.Lonnroth, A.Maj, B.Million, A.Nordlund, J.Nyberg, M.Piiparinen, H.Ryde, M.Sugawara, A.Virtanen

Interaction Strength and Shape Difference for the h_9/2 and h_11/2 Configurations in ¹⁶³Tm

NUCLEAR REACTIONS ¹⁴⁸Nd(¹⁹F, 4n), E=85 MeV; ¹³⁰Te(³⁷Cl, 4n), E=166 MeV; measured γ-spectra, multiplicities, γγ-coin. ¹⁶³Tm deduced levels, J, π, configuration, B(λ). Model comparisons.

doi: 10.1007/BF01290322
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1991JU02      Nucl.Phys. A526, 346 (1991)

S.Juutinen, P.Ahonen, J.Hattula, R.Julin, A.Pakkanen, A.Virtanen, J.Simpson, R.Chapman, D.Clarke, F.Khazaie, J.Lisle, J.N.Mo

High-j Bands in ¹⁷³Ir

NUCLEAR REACTIONS ¹⁴⁴Sm(³²S, 2np), E=160-170 MeV; measured Eγ, Iγ, γ yield, γ(θ), γγ-coin. ¹¹⁸Sn(⁵⁸Ni, 2np), E=270 MeV; measured (recoil)γ-coin. ¹⁷³Ir deduced levels, J, π, γ-branching, B(λ) ratios. Enriched targets, array of Compton-suppressed Ge detectors. Experimental routhians and aligned angular momenta, single particle levels, total routhian surface calculations, Woods-Saxon potential.

doi: 10.1016/0375-9474(91)90290-M
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1990JU01      Z.Phys. A336, 475 (1990)

S.Juutinen, R.Julin, P.Ahonen, C.Fahlander, J.Hattula, J.Kumpulainen, A.Lampinen, T.Lonnroth, D.Muller, J.Nyberg, A.Pakkanen, M.Piiparinen, I.Thorslund, S.Tormanen, A.Virtanen

High-Spin States in ¹¹⁰Cd

NUCLEAR REACTIONS ⁹⁶Zr(¹⁸O, 4n), E=65, 73 MeV; measured γγ-coin. ¹¹⁰Cd deduced levels, J, π, band structure.

1990LO17      Z.Phys. A337, 11 (1990)

T.Lonnroth, P.Ahonen, R.Julin, S.Juutinen, A.Lampinen, A.Pakkanen, S.Tormanen, W.Trzaska, A.Virtanen

Properties of the (13/2)⁺ Isomeric Decay in ²⁰¹Hg

NUCLEAR REACTIONS ¹⁹⁸Pt(α, n), E=18.1 MeV; measured Eγ, Iγ, γ(t), I(ce). ²⁰¹Hg deduced levels, J, π, isomer decay, ICC, B(λ).

1990NI10      Nucl.Phys. A520, 153c (1990)

N.G.Nicolis, D.G.Sarantites, C.Baktash, V.Abenante, L.A.Adler, J.R.Beene, F.A.Dilmanian, G.Garcia-Bermudez, H.C.Griffin, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, Z.Majka, F.K.McGowan, M.A.Riley, T.M.Semkow, D.W.Stracener, A.Virtanen

Alpha-Particle Emission as a Probe of Nuclear Shapes and Structure Effects in Proton Evaporation Spectra

NUCLEAR REACTIONS ⁵²Cr(³⁴S, 2n2p), E=130 MeV; measured pγ-coin, proton spectra. ¹⁰⁵Pd(³²S, 2n2p), E=155 MeV; analyzed data; deduced shape, structure effects role.

doi: 10.1016/0375-9474(90)91143-F
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1990SA13      Phys.Rev.Lett. 64, 2129 (1990)

D.G.Sarantites, C.Baktash, N.G.Nicolis, G.Garcia-Bermudez, V.Abenante, J.R.Beene, N.R.Johnson, M.L.Halbert, D.C.Hensley, F.K.McGowan, H.C.Griffin, I.Y.Lee, Z.Majka, M.A.Riley, T.M.Semkow, D.W.Stracener, A.Virtanen

Nuclear-Structure Effects in Proton Evaporation Spectra

NUCLEAR REACTIONS ⁵²Cr(³⁴S, 2n2p), E=130 MeV; measured pγ-coin, proton spectra, pγ(θ). ⁸²Sr deduced rotational band role in proton evaporation spectra.

doi: 10.1103/PhysRevLett.64.2129
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1989HO06      Phys.Scr. 39, 303 (1989)

K.Honkanen, T.Lonnroth, A.Virtanen

Low-Spin and Isomeric States in ¹⁹⁸Pb

NUCLEAR REACTIONS ¹⁹⁸Hg(³He, 3n), E=27.5 MeV; measured E(γ), I(γ), γ(θ), γγ-coin. ¹⁹⁸Pb deduced levels, J, π, γ-multipolarity.

doi: 10.1088/0031-8949/39/3/004
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1989JU02      Nucl.Phys. A504, 205 (1989)

S.Juutinen, J.Hattula, M.Jaaskelainen, A.Virtanen, T.Lonnroth

Excited Structure of the ⁵⁶Ni-Plus-Three-Nucleon Isobars ⁵⁹Ni and ⁵⁹Cu

NUCLEAR REACTIONS ⁵⁸Ni(³He, 2pγ), (³He, npγ), E=15-27 MeV; measured Eγ, Iγ(E), Iγ(θ), γγ-coin, I(ce). ⁵⁹Ni, ⁵⁹Cu deduced levels, J, π, ICC, relative, absolute B(λ), band structures. Ge, Ge(Li) detectors, enriched target.

doi: 10.1016/0375-9474(89)90343-6
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1989RI01      Phys.Rev. C39, 291 (1989)

M.A.Riley, Y.A.Akovali, C.Baktash, M.L.Halbert, D.C.Hensley, N.R.Johnson, I.Y.Lee, F.K.McGowan, A.Virtanen, L.H.Courtney, V.P.Janzen, L.L.Riedinger, L.Chaturvedi, J.Simpson

Irregularities at High Spin in the Odd-Odd Nucleus ¹⁵⁸Tm

NUCLEAR REACTIONS ¹¹⁰Pd(⁵¹V, 3n), E=220 MeV; measured E(γ), I(γ), γγ-coin, γγ(θ). ¹⁵⁸Tm deduced levels, J, π, rotational band characteristics. Cranked shell model calculations comparison.

doi: 10.1103/PhysRevC.39.291
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1989WE06      Phys.Rev. C40, 725 (1989)

J.C.Wells, N.R.Johnson, C.Baktash, I.Y.Lee, F.K.McGowan, M.A.Riley, A.Virtanen, J.Dudek

High-Spin Studies of ^172,173Os: Complex alignment mechanism

NUCLEAR REACTIONS ¹⁴⁴Nd(³²S, 4n), E=162 MeV; ¹⁴⁴Nd(³²S, 3n), E=155-162 MeV; measured Eγ, Iγ, γγ-coin, DCO ratios. ^173,172Os deduced levels, J, π, band structure. Hartree-Fock-Bogoliubov cranking model.

doi: 10.1103/PhysRevC.40.725
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1988AY02      Nucl.Phys. A480, 104 (1988)

J.Aysto, C.N.Davids, J.Hattula, J.Honkanen, K.Honkanen, P.Jauho, R.Julin, S.Juutinen, J.Kumpulainen, T.Lonnroth, A.Pakkanen, A.Passoja, H.Penttila, P.Taskinen, E.Verho, A.Virtanen, M.Yoshii

Levels in ¹¹⁰Pd, ¹¹²Pd, ¹¹⁴Pd and ¹¹⁶Pd from the Beta Decays of the On-Line Mass Separated Rh Isotopes

RADIOACTIVITY ^{110,112,114,116}Rh(β^-) [from ²³⁸U(p, F), E=20 MeV]; measured T_1/2(β^-), Q(β^-), I(γ), (β^-)(ce)-, β^-γ-, γγ-coin. ^{110,112,114,116}Pd deduced levels, J, π, level systematics. Ge(Li), Ge, Si-Li, plastic detectors.

doi: 10.1016/0375-9474(88)90387-9
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1986LO14      Phys.Scr. 34, 682 (1986)

T.Lonnroth, A.Virtanen, J.Hattula

Coexistence of Vibrational and Quasiparticle Structures in Neutron-Deficient ^{114,115,116,117}Te

NUCLEAR REACTIONS ¹¹⁶Sn(³He, 3n), E=27.5 MeV; ^114,116Sn(³He, 2n), E=24.4 MeV; ¹¹⁴Sn(³He, 3n), E=27 MeV; measured Eγ, Iγ, γ(θ), I(ce). ^{114,115,116,117}Te deduced levels, γ-multipolarity, ICC, δ, γ-branching, J, π, B(E2), band structure, configuration.