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NSR database version of May 24, 2024.

Search: Author = M.O.Kortelahti

Found 17 matches.

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1996WO04      Nucl.Phys. A600, 283 (1996)

J.L.Wood, M.O.Kortelahti, E.F.Zganjar, P.B.Semmes

Decay of Mass-Separated 189mHg(8.7 min) and 189gHg(7.7 min) to 189Au

RADIOACTIVITY 189mHg(EC), (β+) [from 180Hf(16O, 7n), E=135 MeV]; 189gHg(EC), (β+) [from 181Ta(16O, 8n)189Tl, E=147 MeV]; measured Eγ, Iγ, I(ce), γγ(t), eγ(t), γ(X-ray)(t), e(X-ray)(t). 189Au deduced levels, J, π, ICC, γ multipolarity. Ge(Li), hyperpure Ge, Si(Li) detectors, mass-separated sources.

doi: 10.1016/0375-9474(95)00478-5
Citations: PlumX Metrics


1994ZH48      High Energy Phys. and Nucl.Phys. (China) 18, 193 (1994)

S.Zhu, Z.Chen, E.F.Zganjar, M.O.Kortelahti, J.L.Wood, H.K.Carter, J.H.Hamilton, A.V.Ramayya, X.Zhao

Level Structure of 187Au and Particle-Core Coupling


1991CH14      Phys.Rev. C43, 2541 (1991)

L.Chaturvedi, X.Zhao, A.V.Ramayya, J.H.Hamilton, J.Kormicki, S.Zhu, C.Girit, H.Xie, W.-B.Gao, Y.-R.Jiang, A.Petrovici, K.W.Schmid, A.Faessler, N.R.Johnson, C.Baktash, I.Y.Lee, F.K.McGowan, M.L.Halbert, M.A.Riley, J.H.McNeill, M.O.Kortelahti, J.D.Cole, R.B.Piercey, H.Q.Jin

Tests of Microscopic Calculations of Multiple Band Structures and Large Deformations in 68Ge and 72Se

NUCLEAR REACTIONS 46Ti(25Mg, n2p), E=68 MeV; 47Ti(28Si, X), E=95 MeV; measured γγ-coin. 68Ge, 72Se deduced levels, J, π, band structure, deformation features.

doi: 10.1103/PhysRevC.43.2541
Citations: PlumX Metrics


1991KO03      Phys.Rev. C43, 484 (1991)

M.O.Kortelahti, E.F.Zganjar, J.L.Wood, C.R.Bingham, H.K.Carter, K.S.Toth, J.H.Hamilton, J.Kormicki, L.Chaturvedi, W.B.Newbolt

Shape Coexistence in 190Hg

RADIOACTIVITY 190Tl; measured γγ-, γ(ce)-coin. 190Hg deduced levels, J, π, band structure, shape features, ICC, B(λ) ratios. Other data input.

doi: 10.1103/PhysRevC.43.484
Citations: PlumX Metrics


1991TO08      Phys.Rev. C44, 1868 (1991)

K.S.Toth, K.S.Vierinen, M.O.Kortelahti, D.C.Sousa, J.M.Nitschke, P.A.Wilmarth

Investigation of A = 155 and A = 151 Nuclides: Identification of the 155Tm s1/2 isomer and the 155Yb β-decay branch

RADIOACTIVITY 155Yb, 155Tm(β+), (α); 151Er(β+); 151Ho(α); measured T1/2, γγ-coin, Eγ, Iγ, Eα, Iα; deduced logft, α reduced widths. 155Tm, 155Er, 151Ho deduced levels, J, π.

doi: 10.1103/PhysRevC.44.1868
Citations: PlumX Metrics


1991TO12      Nucl.Instrum.Methods Phys.Res. B56/57, 484 (1991)

K.S.Toth, J.M.Nitschke, K.S.Vierinen, P.A.Wilmarth, R.B.Firestone, M.O.Kortelahti

Spectroscopy of Proton-Rich Nuclei in the Rare Earth Region

NUCLEAR REACTIONS 96Ru, 92,94,95,96Mo, 93Nb(64Zn, X), (58Ni, X), E not given; measured residuals decay spectra; deduced evidence for neutron deficient isotopes with Z=65-71.

RADIOACTIVITY 153Yb, 149Er(EC), (β+); 153Tm(α) [from 153Yb(β+-EC)-decay]; analyzed decay data; deduced s1/2, h11/2 states role.

doi: 10.1016/0168-583X(91)96076-W
Citations: PlumX Metrics


1991ZH28      Chin.J.Nucl.Phys. 13, No 4, 331 (1991)

S.Zhu, L.Chaturvedi, J.H.Hamilton, A.V.Ramayya, C.Girit, J.Kormicki, X.W.Zhao, W.B.Gao, N.R.Johnson, I.Y.Lee, C.Baktash, F.K.McGowan, M.L.Halbert, M.Riley, M.O.Kortelahti, J.D.Cole

High Spin States in 65Ga, 67Ga and Their Collective Behavior at High Angular Momenta

NUCLEAR REACTIONS 46Ti(25Mg, 3n3p), (25Mg, n3p), E=68 MeV; measured γγ-coin, background subtraction. 65,67Ga deduced levels, J, π, band structure, collective features. In-beam γ-spectroscopy.


1990KO25      Phys.Rev. C42, 1267 (1990)

M.O.Kortelahti, B.D.Kern, R.A.Braga, R.W.Fink, I.C.Girit, R.L.Mlekodaj

Transitional Nuclei in the Rare-Earth Region: Energy levels and structure of 130,132Ce, 132,134Nd, and 134Pm, via β decay of 130,132Pr, 132,134Pm, and 134Sm

RADIOACTIVITY 130,132Pr, 132,134Pm, 134Sm [from 92Mo(46Ti, xnyp), 112Sn(28Si, xnyp), E=170-240 MeV]; measured Eγ, Iγ, γγ(t), T1/2. 130,132Ce, 132,134Nd, 134Pm deduced levels, B(E2) ratios. Interacting boson model calculations.

doi: 10.1103/PhysRevC.42.1267
Citations: PlumX Metrics


1989KO02      Phys.Rev. C39, 636 (1989)

M.O.Kortelahti, K.S.Toth, K.S.Vierinen, J.M.Nitschke, P.A.Wilmarth, R.B.Firestone, R.M.Chasteler, A.A.Shihab-Eldin

Decay Properties of 153Yb and 153Tm; Excitation energies of the s1/2 and h11/2 proton states in 153Tm

RADIOACTIVITY 153Yb(β+) [from 92Mo(64Zn, n2p), E=267 MeV]; 153Tm(β+), (α) [from 92Mo(64Zn, 3p), E=267 MeV]; measured E(γ), I(γ), γ(X-ray)-coin. 153Yb level deduced J, π. 153Tm deduced levels, J, π, isomer α-decay features. 153Er deduced levels, possible J, π, configuration, γ-branching.

doi: 10.1103/PhysRevC.39.636
Citations: PlumX Metrics


1989KO07      Z.Phys. A332, 229 (1989)

M.O.Kortelahti, H.K.Carter, R.A.Braga, R.W.Fink, B.D.Kern

Non-Yrast Level Structure of 135Nd via Beta Decay of 135Pm

RADIOACTIVITY 135Pm(β+), (EC) [from 92Mo(46Ti, X), E=240 MeV]; measured γγ-coin, I(ce). 135Nd deduced levels, possible J, π.


1988GI08      Hyperfine Interactions 43, 151 (1988)

I.C.Girit, G.D.Alton, C.R.Bingham, H.K.Carter, M.L.Simpson, J.D.Cole, W.L.Croft, J.H.Hamilton, E.F.Jones, P.M.Gore, J.Kormicki, H.Xie, B.D.Kern, K.S.Krane, Y.S.Xu, P.F.Mantica, Jr., B.E.Zimmerman, W.G.Nettles, E.F.Zganjar, M.O.Kortelahti, W.B.Newbolt

UNISOR On-Line Nuclear Orientation Facility (UNISOR/NOF)

RADIOACTIVITY 191,193Hg; measured γ(θ), oriented nuclei, anisotropy. On-line nuclear orientation. 3He-4He dilution refrigerator.

doi: 10.1007/BF02398295
Citations: PlumX Metrics


1988KE03      Z.Phys. A330, 37 (1988); Erratum Z.Phys. A341, 493 (1992)

B.D.Kern, R.L.Mlekodaj, M.O.Kortelahti, R.A.Braga, R.W.Fink

Energy Levels of 136Pm and 136Nd via Beta Decay of 136Sm and 136Pm

RADIOACTIVITY 136Sm(β+), (EC), 136Pm(β+), (EC) [from 92Mo(48Ti, xnyp), 112Sn(28Si, xnyp)]; measured γγ-coin, γ yields. 136Sm deduced T1/2. 136Nd deduced levels, γ-branching. 136Pm deduced levels, γ-branching, tentative isomer J, π.


1988KO22      J.Phys.(London) G14, 1361 (1988)

M.O.Kortelahti, E.F.Zganjar, H.K.Carter, C.D.Papanicolopulos, M.A.Grimm, J.L.Wood

Nuclear Systematics Far from the Line of Beta Stability: The low-lying excited states of 185,187,189Au

RADIOACTIVITY 185,185m,187,187m,189,189mHg; measured γγ(t), γ(X-ray)(t), γ(ce)(t), (ce)(X-ray)(t), γγ-coin. 185,187,189Au deduced levels, J, π, band structure, systematics.

doi: 10.1088/0305-4616/14/11/008
Citations: PlumX Metrics


1988PA15      Z.Phys. A330, 371 (1988)

C.D.Papanicolopulos, M.A.Grimm, J.L.Wood, E.F.Zganjar, M.O.Kortelahti, J.D.Cole, H.K.Carter

Very Converted Transitions and Particle-Core Coupling in Neutron-Deficient Odd-Mass Au Isotopes

RADIOACTIVITY 185,185mHg(β+), (EC) [from 176Hf(16O, 7n), E=140 MeV]; 187Hg(β+), (EC) [from 180W(14N, 7n), E=160 MeV, 187Tl-β-decay]; 187mHg(β+), (EC) [from 180W(12C, 5n), E=120 MeV]; measured γγ-, γ(ce)-coin. 185,187Au deduced transitions, γ-multipolarity, ICC.


1988TO13      Phys.Rev. C38, 1932 (1988)

K.S.Toth, P.A.Wilmarth, J.M.Nitschke, R.B.Firestone, K.Vierinen, M.O.Kortelahti, F.T.Avignone III

Fine Structure in 153Tm α Decay

RADIOACTIVITY 153Tm(α) [from 92Mo(64Zn, X), E=285 MeV]; measured Eα, Iα, Eγ, Iγ; deduced level sequence, configuration.

doi: 10.1103/PhysRevC.38.1932
Citations: PlumX Metrics


1987EL09      Phys.Rev. C36, 1529 (1987)

Y.A.Ellis-Akovali, K.S.Toth, H.K.Carter, C.R.Bingham, I.C.Girit, M.O.Kortelahti

α-Decay Reduced Width of 194Pb and Low-Spin Levels in 194Tl Populated in 194Pb β Decay

RADIOACTIVITY 194Pb(EC), (β+), (α) [from W(16O, X), E=126 MeV]; measured Eα, Iα, Eγ, Iγ, I(ce), T1/2, γγ-, γ(ce)-coin; deduced log ft, α-branching, α-reduced width. 194Tl deduced levels, J, π, γ-multipolarity.

doi: 10.1103/PhysRevC.36.1529
Citations: PlumX Metrics


1987KE05      Phys.Rev. C36, 1514 (1987)

B.D.Kern, R.L.Mlekodaj, G.A.Leander, M.O.Kortelahti, E.F.Zganjar, R.A.Braga, R.W.Fink, C.P.Perez, W.Nazarewicz, P.B.Semmes

Transition through Triaxial Shapes of the Light Samarium Isotopes and the Beta Decay of 136,138,140Eu

NUCLEAR REACTIONS 92Mo(48Ti, xnp), E=220 MeV; 112Sn(28Si, xnp), E=170, 190 MeV; measured Eγ, Iγ, γγ-coin. Enriched targets, Ge detectors, magnetic isotope separator.

RADIOACTIVITY 136,138,140Eu(β+), (EC) [from 92Mo(48Ti, pxn), E=220 MeV; 112Sn(28Si, xnp), E=170, 190 MeV]; measured Eγ, Iγ, γγ-coin. 136,138,140Sm deduced levels. Enriched targets, Ge detectors, magnetic isotope separator.

NUCLEAR STRUCTURE 136,138,140Sm; calculated levels. Wood-Saxon Strutinsky, triaxial models, interacting boson approximation.

doi: 10.1103/PhysRevC.36.1514
Citations: PlumX Metrics


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