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NSR database version of April 27, 2024.

Search: Author = P.Simecek

Found 14 matches.

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1998SA30      Nucl.Phys. A637, 491 (1998)

A.Savelius, S.Juutinen, K.Helariutta, P.Jones, R.Julin, P.Jamsen, M.Muikku, M.Piiparinen, J.Suhonen, S.Tormanen, R.Wyss, P.T.Greenlees, P.Simecek, D.Cutoiu

Coexisting Structures in ¹¹⁵Sn and ¹¹⁶Sn

NUCLEAR REACTIONS ¹⁰⁴Ru(¹⁸O, 3nα), (¹⁸O, 2nα), E=65 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ). ^115,116Sn deduced high-spin levels, J, π. Enriched target, Compton suppressed Ge detectors, charged-particle Si detectors. Shell model, microscopic quasiparticle-phonon model, total Routhian surface calculations.

doi: 10.1016/S0375-9474(98)80004-3
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Data from this article have been entered in the XUNDL database. For more information, click here.

1997SA29      Acta Phys.Pol. B28, 173 (1997)

A.Savelius, K.Helariutta, P.M.Jones, R.Julin, S.Juutinen, P.Jamsen, M.Muikku, M.Piiparinen, S.Tormanen, P.Simecek, D.Cutoiu

Coexisting Structures in ¹¹⁶Sn from Weak Fusion-Evaporation Reactions

NUCLEAR REACTIONS ¹⁰⁴Ru(¹⁸O, 2nα), E=65 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin. ¹¹⁶Sn deduced high-spin levels, J, π, configurations.

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

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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1989SI11      Z.Phys. A333, 323 (1989)

P.Simecek, R.Julin, S.Juutinen, M.Kortelahti, J.Kumpulainen, D.Nosek, A.Pakkanen, I.Prochazka

In-Beam Study of Low-Lying Levels in the ¹⁴⁹Sm Nucleus

NUCLEAR REACTIONS ¹⁴⁶Nd(α, n), E=18.5 MeV; measured γγ-coin, I(ce), γ(θ), Iγ, Eγ. ¹⁴⁹Sm deduced levels, J, π, B(λ), δ, ICC. Quasiparticle-rotor model interpretation.

1987BU15      Hyperfine Interactions 34, 315 (1987)

M.Budzynski, P.Simecek, T.Lesner, P.Cizek, I.Prochazka, E.Simeckova, V.M.Tsupko-Sitnikov, L.Ehn, Z.Janout

Hyperfine Magnetic Fields at Rare-Earth Elements in Ferromagnetic Transition Metals

RADIOACTIVITY ¹⁵²Eu(EC), (β^-), (β⁺); ¹⁵⁵Tb, ¹⁷²Lu(EC); measured γγ(θ, H); deduced ¹⁵²Sm, ¹⁵⁵Gd, ¹⁷²Yb hyperfine magnetic fields in ferromagnetic transition metals.

1987SI13      Hyperfine Interactions 34, 123 (1987)

P.Simecek, I.Prochazka, M.Finger, T.Lesner, P.Malinsky, I.L.Sashin, E.Simeckova, Z.Janout, J.Konicek

Decay of Oriented ¹⁴⁹Nd and Levels in the N = 88 ¹⁴⁹Pm Nucleus

RADIOACTIVITY ¹⁴⁹Nd(β^-) [from Nd thermal neutron irradiation]; measured Eγ, Iγ, γ(θ), oriented nuclei. ¹⁴⁹Pm deduced levels, J, B(λ), δ.

1987SI14      Hyperfine Interactions 34, 131 (1987)

P.Simecek, I.Prochazka, Chan Kim Kchung, M.Finger, M.I.Fominykh, B.A.Gvozdev, A.P.Kabachenko, T.Lesner, P.Malinsky, V.N.Pavlov, M.Vobecky

Nuclear Orientation Study of the Decay of ²⁰⁸At (T_1/2 = 1.63 h) and ²⁰⁹At (T_1/2 = 5.41 h) Implanted in Iron Host

RADIOACTIVITY ²⁰⁸At(EC), (β⁺), (α); ²⁰⁹At(EC), (α) [from ²⁰⁹Bi(³He, xn)]; measured Eγ, Iγ, γ(θ), oriented nuclei. ^208,209Po deduced levels, J, δ.

1984PR04      Czech.J.Phys. B34, 199 (1984)

I.Prochazka, M.Finger, N.A.Lebedev, V.N.Pavlov, P.Simecek, M.G.Badzhelidze, L.Ehn, Z.Janout

Nuclear Orientation of ¹⁴⁹Pm in Gadolinium Host

RADIOACTIVITY ¹⁴⁷Nd(β^-) [from Nd(n, γ), E=thermal]; ¹⁴⁹Pm(β^-) [from ¹⁴⁹Nd(β^--decay)]; measured γ(θ, T), oriented nuclei, Gd host. ¹⁴⁹Pm deduced hyperfine splitting parameter in Gd host. ¹⁴⁹Sm transition deduced A₂ coefficient, δ.

1983PR04      Czech.J.Phys. B33, 540 (1983)

I.Prochazka, J.Konicek, M.Finger, A.Jankech, T.I.Kracikova, P.Simecek, V.M.Tsupko-Sitnikov, W.D.Hamilton, J.Muhonen

Nuclear Orientation of ¹⁴⁷Tb(T_1/2=1.7 h), ¹⁴⁹Tb(T_1/2=4.15 h) and ¹⁵¹Tb(T_1/2=17.7 h) in a Gadolinium Host

RADIOACTIVITY ^147,149,151Tb(β⁺), (EC) [from Ta(p, X), E=660 MeV]; measured γ(θ), oriented nuclei. ¹⁴⁷Tb level deduced T_1/2, J, log ft. ^149,151Tb level deduced J. ^147,149,151Gd deduced γ-transition energy, γ-branching.

1983PR07      Czech.J.Phys. B33, 903 (1983)

I.Prochazka, J.Konicek, M.Finger, E.Simeckova, P.Simecek, V.M.Tsupko-Sitnikov, J.Muhonen

The Decay of ¹⁵³Tb Oriented in a Gadolinium Host

RADIOACTIVITY ¹⁵³Tb(EC), (β⁺) [from Ta(p, X), E=660 MeV]; measured Eγ, Iγ, γ(θ), oriented nuclei. ¹⁵³Gd levels deduced J, π, δ. Chemical purification, implantation in Gd, ³He-⁴He dilution refrigerator. Comparison with particle-rotor model predictions.

1977SP03      Nucl.Phys. A280, 115 (1977)

A.Spalek, J.Adam, J.Jursik, A.Kuklik, L.Maly, D.Venos, P.Simecek, G.Winter, L.Funke

Levels of ⁸⁹Nb Populated in the ⁸⁹Y(³He, 3nγ) Reaction

NUCLEAR REACTIONS ⁸⁹Y(³He, 3nγ), E=20-28 MeV; measured Eγ, Iγ(E(³He), θ), γγ-coin, ³He γ-delay. ⁸⁹Nb deduced levels, J, π, T_1/2. Ge(Li) detectors.

doi: 10.1016/0375-9474(77)90298-6
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