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NSR database version of May 30, 2024.

Search: Author = P.Ahonen

Found 17 matches.

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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
Citations: PlumX Metrics


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
Citations: PlumX Metrics

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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, T1/2, 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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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, T1/2. Enriched targets, array of Compton-suppressed Ge detectors, 4π BaF2 ball, plunger.

doi: 10.1016/0375-9474(93)90052-Y
Citations: PlumX Metrics


1992CE05      Nucl.Phys. A542, 454 (1992)

B.Cederwall, F.Liden, A.Johnson, L.Hildingsson, R.Wyss, B.Fant, S.Juutinen, P.Ahonen, S.Mitarai, J.Mukai, J.Nyberg, I.Ragnarsson, P.B.Semmes

Signature Inversion in 120Cs: Evidence for a residual pn interaction

NUCLEAR REACTIONS 92Mo(32S, n3p), E=145 MeV; measured Eγ, Iγ, σ(Eγ, θ), (particle)γγ-coin. 120Cs deduced levels, J, π, routhians, aligned angular momenta. Enriched targets, array of Compton suppressed hyperpure Ge detectors, array of neutron detectors, 4π array of Si charged particle detectors. Total routhian surface, two-particle plus triaxial rotor calculations.

doi: 10.1016/0375-9474(92)90106-T
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1992LI22      Nucl.Phys. A550, 365 (1992)

F.Liden, B.Cederwall, P.Ahonen, D.W.Banes, B.Fant, J.Gascon, L.Hildingsson, A.Johnson, S.Juutinen, A.Kirwan, D.J.G.Love, S.Mitarai, J.Mukai, A.H.Nelson, J.Nyberg, J.Simpson, R.Wyss

Alignment Processes in 119Cs, 121Cs and 123Cs

NUCLEAR REACTIONS 106Cd(19F, xn2p), E=95 MeV; 92Mo(34S, xn3p), (34S, xnpα), E=150, 155 MeV; 92Mo(32S, 3p), (32S, pα), E=145 MeV; measured Eγ, Iγ, σ(Eγ, θ), (particle)γγ-coin. 119,121,123Cs deduced levels, J, π, band structure experimental Routhians, aligned angular momenta. Enriched targets, array of Compton-suppressed hyperpure Ge detectors, 4π array of plastic phoswich charged-particle detectors, 4π bismuth-germanate ball, neutron-detector array, 4π array of Si charged-particle detectors. Band-head, total-routhian-surface calculations.

doi: 10.1016/0375-9474(92)90687-F
Citations: PlumX Metrics


1991CE03      Z.Phys. A338, 463 (1991)

B.Cederwall, A.Johnson, B.Fant, S.Juutinen, P.Ahonen, S.Mitarai, J.Mukai, J.Nyberg

Neutron and Proton h11/2 Alignment Effects in 121La

NUCLEAR REACTIONS 92Mo(32S, 2np), E=145 MeV; measured γγ-coin, sum spectra. 121La deduced levels, J, π, band structure, Nilsson assignments.

doi: 10.1007/BF01295778
Citations: PlumX Metrics


1991CE05      Nucl.Phys. A529, 410 (1991)

B.Cederwall, A.Johnson, R.Wyss, C.G.Linden, S.Mitarai, J.Mukai, B.Fant, S.Juutinen, P.Ahonen, J.Nyberg

High-Spin States in 121Ba and Deformation Dependent Alignments

NUCLEAR REACTIONS 92Mo(32S, n2p), E=145 MeV; measured Eγ, Iγ, γγ-coin. 121Ba deduced levels, J, B(M1)/B(E2) ratios. Band head, total routhian surface calculations.

doi: 10.1016/0375-9474(91)90801-C
Citations: PlumX Metrics


1991CE06      Z.Phys. A338, 461 (1991)

B.Cederwall, A.Johnson, R.Wyss, F.Liden, B.Fant, S.Juutinen, P.Ahonen, S.Mitarai, J.Mukai, J.Nyberg

High Spin States of 120Ba

NUCLEAR REACTIONS 92Mo(32S, 2n2p), E=145 MeV; measured γ-spectra. 120Ba deduced levels, J, π, band structure. NORDBALL detector system. Total Routhian Surface calculations.

doi: 10.1007/BF01295777
Citations: PlumX Metrics


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
Citations: PlumX Metrics


1991JU03      Z.Phys. A338, 365 (1991)

S.Juutinen, S.Tormanen, B.Cederwall, A.Johnson, R.Julin, S.Mitarai, J.Mukai, P.Ahonen, B.Fant, F.Liden, J.Nyberg, I.Ragnarsson

Evidence for Band Termination in 118Xe

NUCLEAR REACTIONS 92Mo(32S, 2pα), E=145 MeV; measured γγ-coin, sum spectra. 118Xe deduced levels, J, π, band structure.

doi: 10.1007/BF01288202
Citations: PlumX Metrics


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).


1990TI08      Phys.Rev. C42, 2431 (1990)

P.Tikkanen, J.Keinonen, A.Lampinen, R.Julin, A.Pakkanen, P.Ahonen, J.Hattula, S.Juutinen, S.Tormanen, P.J.Nolan, P.von Brentano, A.Dewald, A.Gelberg, G.Siems, R.Wirowski

Lifetimes of Yrast J(π) = 16+-26+ States in 130Ce

NUCLEAR REACTIONS 98Mo(36S, 4n), E=143-150 MeV; measured DSA, γ-lineshapes. 130Ce levels deduced T1/2. Enriched targets.

doi: 10.1103/PhysRevC.42.2431
Citations: PlumX Metrics


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