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NSR database version of April 26, 2024.

Search: Author = V.Grafen

Found 10 matches.

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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
Citations: PlumX Metrics
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.

1993AC02      Nucl.Phys. A559, 61 (1993)

B.Ackermann, H.Baltzer, C.Ensel, K.Freitag, V.Grafen, C.Gunther, P.Herzog, J.Manns, M.Marten-Tolle, U.Muller, J.Prinz, I.Romanski, R.Tolle, J.deBoer, N.Gollwitzer, H.J.Maier

Collective E1 Transitions in Even-A Ra, Th, and U Nuclei

NUCLEAR REACTIONS ²²⁶Ra(α, xn), ^230,232Th(α, 4n), E=28, 42, 55 MeV; ²²⁶Ra, ^230,232Th(d, np), E=23, 28 MeV; measured Eγ, Iγ, I(ce), (e^-)γ-coin. ²²⁶Ra, ^{224,226,228,230,232}Th, ^230,232U deduced levels, B(λ) ratios, intrinsic electric dipole moments. Other data input.

RADIOACTIVITY ²²⁸Pa(EC), (α); ²³⁰Pa(EC), (α), (β^-) [from ²³²Th(p, xn)]; measured Iγ, I(ce). ²²⁶Ra, ^{224,226,228,230,232}Th, ^230,232U deduced levels, B(E1)/B(E2) ratios, intrinsic electric dipole moments. Other data input.

doi: 10.1016/0375-9474(93)90180-6
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1992DE51      Z.Phys. A344, 41 (1992)

J.de Boer, N.Gollwitzer, A.Losch, H.J.Maier, H.Muller, M.Rohn, B.Ackermann, T.Bihn, V.Grafen, C.Gunther, M.Marten-Tolle, N.Singh, R.Tolle

In-Beam Spectroscopy of ²³¹Pa

NUCLEAR REACTIONS ²³²Th(p, 2n), E=14 MeV; measured I(ce), (ce)(ce)-, γ(ce)-coin. ²³¹Pa(³²S, ³²S'), E=140 MeV; ²³¹Pa(α, α'), E=17 MeV; measured Eγ, Iγ, following Coulomb excitation. ²³¹Pa deduced levels, J, π, M1, E2 transition Iγ, B(λ), quadrupole moment.

doi: 10.1007/BF01291018
Citations: PlumX Metrics

1991GR13      Phys.Rev. C44, R1728 (1991)

V.Grafen, B.Ackermann, H.Baltzer, T.Bihn, C.Gunther, J.deBoer, N.Gollwitzer, G.Graw, R.Hertenberger, H.Kader, A.Levon, A.Losch

Does a (5/2)⁺ - (5/2)^- Ground-State Parity Doublet Exit in ²²⁹Pa ( Question )

NUCLEAR REACTIONS ²³⁰Th(p, 2n), E=14 MeV; measured γ(ce)-, (ce)n-coin. ²³¹Pa(p, t), E=45 MeV; ²³¹Pa, ²³⁵U(p, t), E=22 MeV; measured σ(Et). ²²⁹Pa deduced levels, J, π, band structure.

doi: 10.1103/PhysRevC.44.R1728
Citations: PlumX Metrics

1990HU04      Nucl.Phys. A512, 275 (1990)

J.R.Hughes, R.Tolle, J.de Boer, P.A.Butler, C.Gunther, V.Grafen, N.Gollwitzer, V.E.Holliday, G.D.Jones, C.Lauterbach, M.Marten-Tolle, S.M.Mullins, R.J.Poynter, R.S.Simon, N.Singh, R.J.Tanner, R.Wadsworth, D.L.Watson, C.A.White

Octupole Correlations in ²²⁵Th

NUCLEAR REACTIONS ²²⁶Ra(α, 5n), E=50 MeV; measured Eγ, Iγ, Iγ(θ), I(ce), γγ-, e^-n-, e^-e^--, e^-γ-coin, γ-branching ratios. ²²⁵Th deduced levels, J, π, rotational bands, dipole moment. Radioactive target.

doi: 10.1016/0375-9474(90)93272-8
Citations: PlumX Metrics

1990MA20      Z.Phys. A336, 27 (1990)

M.Marten-Tolle, B.Ackermann, H.Baltzer, T.Bihn, V.Grafen, C.Gunther, H.Hausmann, N.Singh, R.Tolle, J.de Boer, N.Gollwitzer

Investigation of ²²⁴Ra in the ²²⁶Ra(α, α'2n) Reaction

NUCLEAR REACTIONS ²²⁶Ra(α, 2nα), E=55 MeV; measured γ(e^-), (e^-)(e^-)-, (ce)(ce)-coin. ²²⁴Ra deduced levels, J, π, E1/E2 branching ratios.

1989AC01      Z.Phys. A332, 375 (1989)

B.Ackermann, T.Bihn, P.A.Butler, V.Grafen, C.Gunther, J.R.Hughes, G.D.Jones, Ch.Lauterbach, H.J.Maier, M.Marten-Tolle, R.Tolle, R.Wadsworth, D.L.Watson, C.A.White

Level Structure of ²¹⁷Rn and ²²¹Ra Investigated in the Alpha-Decay ²²⁵Th → ²²¹Ra → ²¹⁷Rn

RADIOACTIVITY ²²⁵Th(α) [from ²²⁶Ra(α, 5n), E=52 MeV]; ²²¹Ra(α) [from Th decay]; measured αγ-coin, I(ce). ²²¹Ra, ²¹⁷Rn deduced levels, ICC, Iγ, γ-multipolarity.

1987ZE07      Z.Phys. A328, 399 (1987)

P.Zeyen, B.Ackermann, U.Dammrich, K.Euler, V.Grafen, C.Gunther, P.Herzog, M.Marten-Tolle, B.Prillwitz, R.Tolle, Ch.Lauterbach, H.J.Maier

In-Beam Spectroscopy of the K(π) = 0^- Bands in ^230-236U

NUCLEAR REACTIONS ²³¹Pa(p, 2n), E=14 MeV; ^230,232Th(α, 2n), E=28 MeV; ²³⁶U(d, np), E=25 MeV; measured (ce)(ce)-, γ(ce)-coin. ^{230,232,234,236}U deduced levels, J, π, band characteristics, B(λ) ratios, quadrupole moment.

1986ZE03      Z.Phys. A325, 451 (1986)

P.Zeyen, K.Euler, V.Grafen, C.Gunther, M.Marten-Tolle, P.Schuler, R.Tolle

Investigation of ^203,205Hg with the (d, pγ) Reaction - Identification of the i_13/2 Neutron Hole State in ²⁰⁵Hg

NUCLEAR STRUCTURE ^201,203,205Hg, ^205,207Po, ²⁰⁵Pb, ^207,209Rn; analyzed level systematics, B(M2).

NUCLEAR REACTIONS ^202,204Hg(d, pγ), E=14, 18 MeV; measured γp-, e^-p-coin, Eγ, Iγ. ^203,205Hg deduced levels, γ-branching, B(M2), hindrance factor. Enriched targets, Ge detectors, iron-free orange-spectrometer.