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NSR database version of April 27, 2024.

Search: Author = M.Wurkner

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2003IW01      J.Phys.(London) G29, 743 (2003)

J.Iwanicki, M.Zielinska, T.Czosnyka, J.Choinski, P.Napiorkowski, M.Loewe, M.Wurkner, J.Srebrny

Electromagnetic properties of ¹⁶⁵Ho inferred from Coulomb excitation

NUCLEAR REACTIONS ¹⁶⁵Ho(²⁰Ne, ²⁰Ne'), E=50 MeV; ¹⁶⁵Ho(⁴⁰Ar, ⁴⁰Ar'), E=130 MeV; ¹⁶⁵Ho(¹⁶O, ¹⁶O'), E=55 MeV; measured Eγ, Iγ following Coulomb excitation. ¹⁶⁵Ho deduced transition matrix elements, collective bands quadrupole deformation.

doi: 10.1088/0954-3899/29/4/311
Citations: PlumX Metrics

2003LO01      Phys.Lett. 551B, 71 (2003)

M.Loewe, P.Alexa, T.Czosnyka, J.de Boer, J.Iwanicki, A.I.Levon, H.J.Maier, P.J.Napiorkowski, P.von Neumann-Cosel, A.Richter, C.Schlegel, G.Sletten, J.Srebrny, M.Wurkner

Collective vibrations built on the K^π = 9^- high-spin isomer in ¹⁸⁰Ta

NUCLEAR REACTIONS ^180mTa(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation. ¹⁸⁰Ta deduced levels, J, π, B(M1), B(E2), quadrupole moments, γ-vibrational bands. ^180mTa(³⁶S, ³⁶S'), E=1.8-3.5 MeV/nucleon; ^180mTa(⁶⁴Ni, ⁶⁴Ni'), E=2.0-2.4 MeV/nucleon; measured ground-state Coulomb activation excitation functions; deduced intermediate state J, π, configuration. Nordball array.

doi: 10.1016/S0370-2693(02)03014-9
Citations: PlumX Metrics

2003LO11      Nucl.Phys. A719, 275c (2003)

M.Loewe, P.Alexa, J.de Boer, M.Wurkner

The ¹⁸⁰Ta production puzzle and the classical s-process

NUCLEAR STRUCTURE ¹⁸⁰Ta; analyzed levels, astrophysical production mechanisms.

doi: 10.1016/S0375-9474(03)00931-X
Citations: PlumX Metrics

2003WU03      Nucl.Phys. A725, 3 (2003)

M.Wurkner, J.de Boer, A.I.Levon, M.Loewe, J.Kvasil, J.Srebrny, P.J.Napiorkowski, J.Iwanicki, T.Czosnyka

Coulomb excitation and structure of the rotational bands in ²³¹Pa

NUCLEAR REACTIONS ²³¹Pa(³²S, ³²S'), E=148 MeV; ²³¹Pa(⁵⁸Ni, ⁵⁸Ni'), E=255, 260, 261 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation. ²³¹Pa deduced levels, J, π, rotational band configurations, transition matrix elements, octupole correlations. Nordball array, quasiparticle-plus-phonon model calculations.

doi: 10.1016/S0375-9474(03)01594-X
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Data from this article have been entered in the XUNDL database. For more information, click here.

2002WE01      Phys.Rev. C65, 014309 (2002)

T.Wendel, J.Groger, C.Gunther, A.I.Levon, P.E.Garrett, L.Genilloud, J.Jolie, J.Kern, S.Mannanal, N.Warr, F.Kappeler, G.Graw, R.Hertenberger, M.Loewe, M.Wurkner

Low-K Two-Quasiparticle States in ¹⁸⁰Ta

NUCLEAR REACTIONS ¹⁸⁰Hf(p, n), E=8.9, 9.1 MeV; ¹⁸⁰Hf(d, 2n), E=12.4, 14.0 MeV; measured Eγ, Iγ, E(ce), I(ce), γγ-, (ce)γ-coin. ¹⁸¹Ta(p, d), E=22 MeV; measured deuteron spectra. ¹⁸⁰Ta deduced levels, J, π, configurations, rotational bands.

doi: 10.1103/PhysRevC.65.014309
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Data from this article have been entered in the XUNDL database. For more information, click here.

2001IW01      Acta Phys.Pol. B32, 787 (2001)

J.Iwanicki, M.Zielinska, T.Czosnyka, J.Choinski, P.Napiorkowski, M.Loewe, M.Wurkner, J.Srebrny

Study of the K Quantum Number Dependence on the Deformation in ¹⁶⁵Ho Nucleus

NUCLEAR REACTIONS ¹⁶⁵Ho(²⁰Ne, ²⁰Ne'), E=50 MeV; ¹⁶⁵Ho(⁴⁰Ar, ⁴⁰Ar'), E=130 MeV; ¹⁶⁵Ho(¹⁶O, ¹⁶O'), E=55 MeV; measured Eγ, Iγ following Coulomb excitation. ¹⁶⁵Ho deduced levels, J, π, quadrupole moments, deformations.

2001NA13      Acta Phys.Pol. B32, 861 (2001)

P.J.Napiorkowski, J.Srebrny, T.Czosnyka, J.Gerl, Ch.Schlegel, H.-J.Wollersheim, D.Cline, C.Y.Wu, R.Teng, K.Vetter, A.Macchiavelli, M.Devlin, J.DeBoer, J.Iwanicki, J.Kownacki, M.Loewe, M.Wurkner

Coulomb Excitation of the K^π = 8^- Isomeric Band in ¹⁷⁸Hf

NUCLEAR REACTIONS ¹⁷⁸Hf(¹³⁶Xe, ¹³⁶Xe'), E=650 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin following Coulomb excitation. ¹⁷⁸Hf deduced transitions in isomeric band. Gammasphere, Chico arrays.

2001OL03      Acta Phys.Pol. B32, 865 (2001)

P.Olbratowski, J.Srebrny, M.Loewe, P.Alexa, J.de Boer, J.Choinski, T.Czosnyka, J.Iwanicki, H.J.Maier, P.J.Napiorkowski, G.Sletten, M.Wurkner

Coulomb Excitation of an Isomeric State in ¹⁸¹Ta via Intermediate States

NUCLEAR REACTIONS ¹⁸¹Ta(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured Eγ, Iγ, (particle)γ-, γγ-coin following Coulomb excitation. ¹⁸¹Ta deduced high-spin levels, J, π, vibrational band, transition probabilities for population of isomeric state. Nordball array.

2001SC22      Eur.Phys.J. A 10, 135 (2001)

Ch.Schlegel, P.von Neumann-Cosel, J.de Boer, J.Gerl, M.Kaspar, I.Kozhoukharov, M.Loewe, H.J.Maier, P.J.Napiorkowski, I.Peter, M.Rejmund, A.Richter, H.Schaffner, J.Srebrny, M.Wurkner, H.J.Wollersheim, and the EBGSI96-Collaboration

Depopulation of the J^π = 9^- Isomer in ¹⁸⁰Ta to the J^π = 1⁺ Ground State by Coulomb Excitation

NUCLEAR REACTIONS ^180mTa(¹³⁶Xe, ¹³⁶Xe'), E=3.94 MeV/nucleon; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation; deduced possible enhancement of decay to ground state.

doi: 10.1007/s100500170124
Citations: PlumX Metrics

1999LO13      Acta Phys.Pol. B30, 1319 (1999)

M.Loewe, J.Besserer, J.De Boer, H.J.Maier, M.Wurkner, J.Srebrny, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski, P.von Neumann-Cosel, A.Richter, C.Schlegel, H.J.Wollersheim, P.Alexa, A.I.Levon, S.A.Karamian, G.Sletten

Depopulation of the K^π = 9^- Isomer in ¹⁸⁰Ta via Coulomb Excitation

NUCLEAR REACTIONS ^180mTa(³⁶S, ³⁶S'), E=65-125 MeV; ^180mTa(⁶⁴Ni, ⁶⁴Ni'), E=130, 150 MeV; measured Eγ, σ(θ) following Coulomb excitation. ¹⁸⁰Ta deduced possible level energy. Discussed astrophysical consequences.

1999WU05      Acta Phys.Pol. B30, 1313 (1999)

M.Wurkner, J.De Boer, J.Choinski, T.Czosnyka, C.Droste, C.Gunther, J.Iwanicki, M.Kisielinski, A.Kordyasz, M.Kowalczyk, H.Kusakari, J.Kvasil, A.I.Levon, M.Loewe, P.J.Napiorkowski, T.Shizuma, G.Sletten, J.Srebrny, M.Sugawara, T.Weber, Y.Yoshizawa

Coulomb Excitation of ²³¹Pa

NUCLEAR REACTIONS ²³¹Pa(³²S, ³²S'), E=148 MeV; ²³¹Pa(⁵⁸Ni, ⁵⁸Ni'), E=255, 260, 261 MeV; measured Eγ, Iγ(θ), (particle)γγ-coin following Coulomb excitation. ²³¹Pa deduced high-spin levels, J, π. Nordball array.

1998LE15      Eur.Phys.J. A 2, 9 (1998)

A.I.Levon, J.de Boer, M.Loewe, M.Wurkner, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski

Experimental Evidence on the Ground-State Energy of ²²⁹Pa

NUCLEAR REACTIONS ²³¹Pa(p, t), E=24 MeV; measured Eγ, Iγ, tγ-coin. ²²⁹Pa deduced ground-state energy, mass defect.

ATOMIC MASSES ²³¹Pa(p, t), E=24 MeV; measured Eγ, Iγ, tγ-coin. ²²⁹Pa deduced ground-state energy, mass defect.

doi: 10.1007/s100500050083
Citations: PlumX Metrics

1997IW02      Acta Phys.Pol. B28, 153 (1997)

J.Iwanicki, J.Choinski, T.Czosnyka, J.Kownacki, M.Kisielinski, P.Napiorkowski, L.Zemlo, J.Srebrny, J.de Boer, M.Loewe, M.Wurkner

Coulomb Excitation at the Warsaw Cyclotron

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁴N, ¹⁴N'), E not given; measured not given. ¹⁵⁰Nd deduced transition B(E4). Other Coulomb excitation results discussed.

1997LO05      Acta Phys.Pol. B28, 101 (1997)

M.Loewe, J.De Boer, H.J.Maier, M.Wurkner, P.Olbratowski, J.Srebrny, J.Choinski, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski, G.Hagemann, G.Sletten, S.A.Karamian, P.von Neumann-Cosel, A.Richter, C.Schlegel, H.J.Wollersheim

The Rotational Bands on the 9^- Isomer in ¹⁸⁰Ta

NUCLEAR REACTIONS ¹⁸⁰Ta(³²S, ³²S'), E=125 MeV, (⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation. ¹⁸⁰Ta deduced high-spin levels, J, π, branching ratios.

1997VO11      Nucl.Phys. A621, 278c (1997)

P.von Neumann-Cosel, J.Agramunt-Ros, J.de Boer, R.Calabrese, A.Gadea, M.Gorska, J.Gerl, J.Holoczek, M.Kaspar, I.Kozhoukharov, M.Loewe, H.J.Maier, P.J.Napiorkowski, I.Peter, P.Reiter, M.Rejmund, A.Richter, H.Schaffner, C.Schlegel, R.Schubart, D.Schwalm, J.Srebrny, S.Wan, M.Wurkner, H.J.Wollersheim

Coulomb Excitation of ^180mTa and Its Consequences for a Possible s-Process Production

NUCLEAR REACTIONS ¹⁸⁰Ta(¹³⁶Xe, ¹³⁶Xe'), E=4 MeV/nucleon; measured Eγ, Iγ, (particle)γ-coin following Coulomb excitation; deduced intermediate state related features in ^180mTa excitation. ¹⁸⁰Ta deduced possible levels. Astrophysical implications.

doi: 10.1016/S0375-9474(97)00255-8
Citations: PlumX Metrics

1997WU04      Acta Phys.Pol. B28, 97 (1997)

M.Wurkner, J.De Boer, M.Loewe, H.Steffens, H.Maier, J.Srebrny, P.J.Napiorkowski, J.Iwanicki, A.Kordyasz, M.Kisielinski, M.Kowalczyk, J.Choinski, T.Czosnyka, A.I.Levon, J.Kvasil, C.Gunther, G.Sletten

Gamma-Spectroscopy of ²³¹Pa by Particle-Coincidences using a New PIN-Diode Detector Array

NUCLEAR REACTIONS ²³¹Pa(⁵⁸Ni, ⁵⁸Ni'), E=148, 260 MeV; measured Eγ, Iγ, γγ-, (particle)γ-coin following Coulomb excitation. ²³¹Pa deduced high-spin levels, band structure.

1996BA67      Z.Phys. A356, 13 (1996)

H.Baltzer, J.deBoer, A.Gollwitzer, G.Graw, C.Gunther, A.I.Levon, M.Loewe, H.J.Maier, J.Manns, U.Muller, B.D.Valnion, T.Weber, M.Wurkner

Study of Low-Lying 0⁺ Excitations in ²²⁸Th and ^232,234,236U in the (p, t) Reaction

NUCLEAR REACTIONS ^230,232Th, ^234,236,238U(p, t), E=22 MeV; measured triton spectra; deduced relative σ. ^228,230Th, ^232,234,236U deduced levels, J, π, K.

doi: 10.1007/s002180050142
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0943.

1996LE01      Nucl.Phys. A598, 11 (1996)

A.I.Levon, J.de Boer, G.Graw, J.Kvasil, M.Loewe, B.D.Valnion, M.Wurkner, H.Baltzer, C.Gunther, J.Manns, U.Muller, T.Weber

The Structure of the Parity-Doublet Bands in ²³¹Pa

NUCLEAR REACTIONS ²³¹Pa(d, d'), E=27 MeV; measured Ed. ²³¹Pa(p, p'), E=11 MeV; measured Ep. ²³²Th(p, 2n), E=14 MeV; analyzed data. ²³¹Pa(¹⁶O, ¹⁶O'), E=85 MeV; ²³¹Pa(³²S, ³²S'), E=145 MeV; measured Eγ, Iγ following Coulomb excitation. ²³¹Pa deduced levels, J, π, rotational bands, octupole correlations. Q3D magnetic spectrometer, Ge detectors.

RADIOACTIVITY ²³¹U(EC); measured I(ce), (e^-γ)-, (e^-e^-)-coin. ²³¹Pa deduced levels, J, π, band structure, γ-multipolarity, γ-branching ratio. Orange spectrometers, Ge detectors, enriched radioactive targets, mass-separated radioactive sources.

doi: 10.1016/0375-9474(95)00508-0
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1996LO19      Z.Phys. A356, 9 (1996)

M.Loewe, J.de Boer, H.J.Maier, M.Wurkner, P.Olbratowski, J.Srebrny, J.Choinski, T.Czosnyka, J.Iwanicki, P.J.Napiorkowski, G.Hagemann, G.Sletten, S.A.Karamian, P.von Neumann-Cosel, A.Richter, C.Schlegel, H.J.Wollersheim

The Rotational Band on the 9^- Isomer in ¹⁸⁰Ta

NUCLEAR REACTIONS ¹⁸⁰Ta(⁵⁸Ni, ⁵⁸Ni'), E=225 MeV; ¹⁸⁰Ta(³²S, ³²S'), E=125 MeV; measured (particle γ)-coin following Coulomb excitation. ¹⁸⁰Ta deduced high-spin levels, J, π, rotational band, γ-branching ratio, γ-multipolarity, (g(k)-g(R))/Q₀ spin independence.

doi: 10.1007/s002180050140
Citations: PlumX Metrics

1994LE22      Nucl.Phys. A576, 267 (1994)

A.I.Levon, J.de Boer, G.Graw, R.Hertenberger, D.Hofer, J.Kvasil, A.Losch, E.Muller-Zanotti, M.Wurkner, H.Baltzer, V.Grafen, C.Gunther

The Nuclear Structure of ²²⁹Pa from the ²³¹Pa(p, t)²²⁹Pa and ²³⁰Th(p, 2nγ)²²⁹Pa Reactions

NUCLEAR REACTIONS ²³¹Pa(p, t), E=22 MeV; ²³⁰Th(p, 2n), E=14 MeV; measured σ(Et, θ), Eγ, Iγ, I(ce), (e^-)γ-, (e^-)(e^-)-coin. ²²⁹Pa deduced high-spin levels, J, π, rotational bands, octupole deformation. Q3D magnetic spectrometer, Ge detectors, orange spectrometers, enriched radioactive targets.

doi: 10.1016/0375-9474(94)90260-7
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0291.

1994LO10      Z.Phys. A348, 235 (1994)

A.Losch, J.de Boer, K.Kvasil, A.I.Levon, M.Wurkner, H.Baltzer, V.Grafen, C.Gunther

The Low-Lying Levels in ²²⁹Pa and Parity Doublets

NUCLEAR REACTIONS ²³⁰Th(p, 2n), ²³¹Pa(p, t), E not given; analyzed data. ²²⁹Pa deduced levels, J, π, configuration, band structure. Particle, conversion-electron-gamma spectroscopy.