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NSR database version of April 29, 2024.

Search: Author = J.Siefert

Found 8 matches.

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1988LI31      Z.Phys. A331, 409 (1988)

M.Lickert, J.Brenneisen, F.Glatz, D.Grathwohl, A.Martinez v.Remisowski, H.Ropke, J.Siefert, B.H.Wildenthal

The Structure of ²⁷Al

NUCLEAR REACTIONS ²⁴Mg(α, pγ), E=14.2, 15, 15.6 MeV; measured proton spectra, Eγ, Iγ, pγ-coin, pγ(θ). ²⁶Mg(p, γ), E=1.82-2.574 MeV; measured γ(θ). ²⁷Al deduced levels, J, π, δ, γ-branching ratios, B(λ), T_1/2. Shell model.

NUCLEAR STRUCTURE ²⁷Al; calculated levels, γ-branching ratios, T_1/2, B(λ). Shell model.

1986GL05      Z.Phys. A324, 173 (1986)

F.Glatz, M.Lickert, A.Burkard, Th.Kern, R.Lehmann, S.Norbert, H.Ropke, J.Siefert, B.H.Wildenthal

Search for Missing Predicted High-Spin States in ²⁸Si

NUCLEAR REACTIONS ²⁷Al(p, γ), E=1.911, 2.073 keV; measured Eγ, Iγ, γ(θ), linear polarization, DSA. ²⁸Si deduced levels, J, π, T, K, rotational band structure, Γγ. Shell model comparison.

1986GL06      Z.Phys. A324, 187 (1986)

F.Glatz, S.Norbert, E.Bitterwolf, A.Burkard, F.Heidinger, Th.Kern, R.Lehmann, H.Ropke, J.Siefert, C.Schneider, B.H.Wildenthal

High-Spin States in ²⁶Mg

NUCLEAR REACTIONS ²³Na(α, pγ), E=14.2, 16 MeV; measured σ(Ep), pγ-coin, pγ(θ), DSA. ²⁶Mg deduced levels, J, π, T_1/2, K, γ-branching, δ, B(λ), intrinsic quadrupole moments, rotational band structure, prolate to oblate deformation transition.

1983BI08      Z.Phys. A313, 123 (1983)

E.Bitterwolf, A.Burkard, P.Betz, F.Glatz, F.Heidinger, Th.Kern, R.Lehmann, S.Norbert, H.Ropke, C.Schneider, J.Siefert

Shape Coexistence and Other Aspects of Nuclear Structure in ⁴⁰Ar

NUCLEAR REACTIONS ³⁷Cl(α, pγ), E=12, 13 MeV; measured pγ-coin, γ linear polarization, DSA. ⁴⁰Ar deduced levels, J, π, γ branching, T_1/2, δ, quadrupole moment, shape coexistence. Weak coupling model.

doi: 10.1007/BF02115850
Citations: PlumX Metrics

1982BE52      Z.Phys. A309, 163 (1982)

P.Betz, E.Bitterwolf, A.Burkard, F.Glatz, F.Heidinger, Th.Kern, R.Lehmann, S.Norbert, H.Ropke, C.Schneider, J.Siefert

Spectroscopy of Highly Excited States in ²⁹Si

NUCLEAR REACTIONS ²⁸Si(d, pγ), E=6.5, 7 MeV; ²⁶Mg(α, nγ), E=12, 14, 15 MeV; ²⁷Al(³He, pγ), E=9 MeV; measured σ(Ep), σ(En), γp(θ), γp-coin. ²⁹Si deduced levels, J, π, K, deformation, rotational band structure. Shell model.

doi: 10.1007/BF01414978
Citations: PlumX Metrics

1981GL01      Phys.Rev.Lett. 46, 1559 (1981)

F.Glatz, P.Betz, J.Siefert, F.Heideniger, H.Ropke

Excited Kπ = 0⁺ Rotational Band in ²⁸Si

NUCLEAR REACTIONS ²⁵Mg(α, n), E=14.5 MeV; measured nγ(θ); ²⁷Al(p, γ), E=2160, 2312 keV; measured Eγ, Iγ, DSA. ²⁸Si deduced levels, J, π, K, rotational band structure, ground state quadrupole moments, B(λ). Ge(Li) detectors, tof.

doi: 10.1103/PhysRevLett.46.1559
Citations: PlumX Metrics

1981GL05      Z.Phys. A303, 239 (1981)

F.Glatz, J.Siefert, P.Betz, E.Bitterwolf, A.Burkard, F.Heidinger, Th.Kern, R.Lehmann, S.Norbert, H.Ropke

Structure of ²⁸Si from the Spectroscopy of High-Spin States

NUCLEAR REACTIONS ²⁵Mg(α, nγ), E=14, 15.5 MeV; measured nγ-coin, nγ(θ), DSA. ²⁷Al(p, γ), E=2.16, 2.312 MeV; measured Eγ, Iγ, DSA. ²⁸Si deduced levels, J, π, rotational bands, T_1/2, B(λ), δ, Γp, Γ, intrinsic quadrupole moments. Shell model.

doi: 10.1007/BF01424765
Citations: PlumX Metrics

1980BI14      Z.Phys. A298, 279 (1980)

E.Bitterwolf, P.Betz, A.Burkard, F.Glatz, F.Heidinger, T.Kern, R.Lehmann, S.Norbert, J.Siefert, H.Ropke

Structure of ³⁰Si from the Spectroscopy of Highly Excited States

NUCLEAR REACTIONS ²⁷Al(α, pγ), E=12, 14.1, 15 MeV; measured pγ(θ), linearly polarized γp-coin, DSA. ³⁰Si deduced levels, T_1/2, J, π, rotational bands, intrinsic quadrupole moments, K, Nilsson assignments. Collective, shell models.

doi: 10.1007/BF01425158
Citations: PlumX Metrics