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NSR database version of May 1, 2024.

Search: Author = D.Riegel

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1995RI12      Yad.Fiz. 58, No 8, 1362 (1995); Phys.Atomic Nuclei 58, 1280 (1995)

D.Riegel

Exploring Magnetism and Lattice Sites by Implanted Radioactive Probes

NUCLEAR REACTIONS ⁴⁵Sc(¹²C, 2np), E=42 MeV; measured γ(θ, H, t) following residual implantation in Ti, Zr, Hf; deduced ⁵⁴Fe spin precession frequency.

1988GR34      Phys.Rev.Lett. 61, 1249 (1988)

K.D.Gross, D.Riegel

Strong Orbital Magnetism and Possible Mixed Valence in 4d Systems

NUCLEAR REACTIONS ⁸⁵Rb(¹²C, 3n), E=55 MeV; ⁶³Cu(³⁶Ar, n3p), E=135 MeV; measured γ(θ, H, t); deduced small 4d shell interaction for Tc, Ru.

RADIOACTIVITY ⁹⁴Tc(EC), (β⁺) [from ⁸⁵Rb(¹²C, 3n), E=55 MeV]; ⁹⁵Ru(EC), (β⁺) [from ⁶³Cu(³⁶Ar, n3p), E=135 MeV]; measured γ(θ, H, t); deduced small 4d shell interaction for Tc, Ru.

doi: 10.1103/PhysRevLett.61.1249
Citations: PlumX Metrics

1983RI16      Hyperfine Interactions 15/16, 603 (1983)

D.Riegel

Formation and Dynamics of Local 4f Moments in Metal

NUCLEAR MOMENTS ^{134,136,138,139}Ce, ¹³⁹Pr, ¹³⁸Nd, ¹⁴³Pm, ¹⁴²Sm, ^147,148Eu; analyzed Iγ(θ, H, t) following implantation in metal. TDPAD method.

doi: 10.1007/BF02147325
Citations: PlumX Metrics

1982RI09      Phys.Rev.Lett. 48, 516 (1982)

D.Riegel

4f Spin Dynamics of Isolated Nd, Pr, and Ce Ions in Simple Metals

NUCLEAR REACTIONS ¹²²Sn(²⁰Ne, 4n), ¹³⁹La(α, 4n), ¹²⁴Sn(¹⁶O, 4n), E not given; measured Eγ, Iγ(θ, H, t) from nuclides implanted in metals. ¹³⁸Nd, ¹³⁹Pr, ¹³⁶Ce levels deduced g factors.

doi: 10.1103/PhysRevLett.48.516
Citations: PlumX Metrics

1981BA69      Hyperfine Interactions 10, 811 (1981)

H.J.Barth, G.Netz, K.Nishiyama, D.Riegel

Local Moment Studies of Isolated Ce Ions in Liquid and Solid Metals

NUCLEAR REACTIONS ¹²⁴Sn(¹⁶O, 4n), E=85 MeV; measured γ(θ, H, t); deduced 4f spin dynamics of Ce⁺ in liquid Sn.

doi: 10.1007/BF01022015
Citations: PlumX Metrics

1980BA67      Phys.Lett. 77A, 365 (1980)

H.J.Barth, K.Nishiyama, D.Riegel

Exchange Interaction of Isolated Eu²⁺ Ions in La at High Temperatures

NUCLEAR REACTIONS ¹³⁹La(¹²C, 4n), (¹²C, 3n), E=75 MeV; measured γ(θ, H, t). ¹⁴⁸Eu deduced isomer, g, T_1/2.

doi: 10.1016/0375-9601(80)90721-5
Citations: PlumX Metrics

1980BA68      Phys.Rev.Lett. 45, 1015 (1980)

H.J.Barth, G.Netz, K.Nishiyama, D.Riegel

Relaxation Phenomena and Magnetic Hyperfine Fields of Isolated Ce Ions in Liquid and Solid Metals

NUCLEAR REACTIONS ¹²⁴Sn(¹⁶O, 4n), ¹³⁸Ba(α, 4n), (α, 3n), E not given; measured Eγ, Iγ(θ, H, t) from nuclides implanted in metals; deduced hyperfine fields. ^136,138,139Ce levels deduced g factors.

doi: 10.1103/PhysRevLett.45.1015
Citations: PlumX Metrics

1976BR40      Hyperfine Interactions 2, 329 (1976)

N.Brauer, F.Dimmling, T.Kornrumpf, M.V.Hartrott, K.Nishiyama, D.Riegel, H.Schweickert

Magnetic Moment of the 8^-, 210 μs State in ¹¹⁴Sb

NUCLEAR REACTIONS ¹¹⁴Sn(d, 2nγ), E=20 MeV; measured γ(θ, H, t). ¹¹⁴Sb level deduced g, T_1/2, level structure.

1976BR41      Hyperfine Interactions 2, 265 (1976)

N.Brauer, F.Dimmling, Th.Kornrumpf, K.Nishiyama, D.Riegel

Quadrupole Relaxation Rates of ⁷¹Ge and ¹¹⁵Sn Nuclei in Liquid GaIn Alloys

NUCLEAR REACTIONS ⁷¹Ga, ¹¹⁵In(p, n), E=7 MeV; measured Eγ, Iγ, (θ, H, t); deduced quadrupole relaxation rates in liquid GaIn.

1976HA50      Z.Phys. A278, 303 (1976)

M.v.Hartrott, J.Hadijuana, K.Nishiyama, D.Quitmann, D.Riegel, H.Schweickert

Nuclear Spin Relaxation of Xe in Liquid Te

NUCLEAR REACTIONS ¹³⁰Te(α, 2n), E=35 MeV; measured γγ(θ, H, t, T). ¹³²Xe level deduced g.

doi: 10.1007/BF01437742
Citations: PlumX Metrics

1975DI02      Phys.Lett. 55B, 293 (1975)

F.Dimmling, D.Riegel, K.-G.Rensfelt, C.-J.Herrlander

Quadrupole Moments of νh₁₁/₂ States in Sn-Isotopes and Electric Field Gradients at the Sn and Cd Sites in Cd, Sn and Sb Metal

NUCLEAR REACTIONS ^113,114,116Cd(α, 4n), E=51 MeV; measured spin precession spectra. ^113,114,116Sn levels deduced quadrupole moment. ^118,119,120Sn, ¹¹¹Cd levels deduced quadrupole moment.

doi: 10.1016/0370-2693(75)90603-6
Citations: PlumX Metrics

1975RI03      Phys.Scr. 11, 228 (1975)

D.Riegel

Relaxation Rates of Excited Nuclei in Liquid Metals

NUCLEAR REACTIONS ⁷¹Ga(p, nγ), ¹³⁰Te(α, 3nγ); measured γ(θ, H). ⁷¹Ge, ¹³²Xe levels deduced g.

doi: 10.1088/0031-8949/11/3-4/017
Citations: PlumX Metrics

1974DI18      Z.Phys. 271, 103 (1974)

F.Dimmling, N.Brauer, B.Focke, T.Kornrumpf, K.Nishiyama, D.Riegel

Lifetime and Magnetic Moment of the 11/2^-, 731 keV Level in ¹¹³Sn

NUCLEAR REACTIONS ¹¹³In(p, n), E=6.8 MeV; measured γγ(θ, H, t). ¹¹³Sn level deduced T_1/2, g.

doi: 10.1007/BF01676380
Citations: PlumX Metrics

1974HU11      Nucl.Phys. A227, 421 (1974)

H.Hubel, C.Gunther, K.Euler, N.Brauer, D.Riegel

Magnetic Moment of the 10^-, 2.53 ms State in ²⁰⁸Bi Measured by in-Beam NMR-PAD

NUCLEAR REACTIONS ²⁰⁸Pb(d, 2nγ), E=18 MeV; measured γ(θ, H, ν). ²⁰⁸Bi deduced g. NMR-pad method.

doi: 10.1016/0375-9474(74)90768-4
Citations: PlumX Metrics

1973BR14      Nucl.Phys. A206, 452 (1973)

N.Brauer, A.Goldmann, J.Hadijuana, M.Von Hartrott, K.Nishiyama, D.Quitmann, D.Riegel, W.Zeitz, H.Schweickert

Core Polarization Effects in the πh₉/₂ Shell and g-Factors of the 8⁺ States in ²⁰⁴Po and ²⁰⁶Po

NUCLEAR REACTIONS ²⁰⁴Pb(α, 4nγ), E=50 MeV; ²⁰⁶Pb(α, 4nγ), E=50 MeV; measured αγ(θ, H, t). ^204mPo, ^206mPo deduced μ. Stroboscopic method, enriched targets.

doi: 10.1016/0375-9474(73)90077-8
Citations: PlumX Metrics

1973CH19      Z.Phys. 261, 13 (1973)

J.Christiansen, H.E.Mahnke, U.Morfeld, E.Recknagel, D.Riegel, W.Witthuhn

Mossbauer Effect in α-Fe₂O₃ Following the Reaction ⁵⁶Fe(d, p)⁵⁷Fe

NUCLEAR REACTIONS ⁵⁶Fe(d, pγ), E=5.1 MeV; measured Mossbauer effect. ⁵⁷Fe deduced quadrupole splitting.

doi: 10.1007/BF01402278
Citations: PlumX Metrics

1973FO07      Z.Phys. 259, 269 (1973)

B.Focke, A.Goldmann, J.Hadijuana, M.v.Hartrott, K.Nishiyama, D.Riegel

A New Isomer in ²⁰⁵Po

RADIOACTIVITY ^205mPo; measured Eγ, Iγ, T_1/2. ²⁰⁵Po deduced level, J, π.

doi: 10.1007/BF01408068
Citations: PlumX Metrics

1973RI06      Phys.Lett. 44B, 456 (1973)

D.Riegel, N.Brauer, B.Focke, A.Goldmann, J.Hadijuana, M.v.Hartrott, K.Nishiyama

The g-Factor of the 13/2⁺ State in ²⁰⁷Po and the Mesonic Contribution To the Moment of the i₁₃/₂-Neutron

NUCLEAR REACTIONS ²⁰⁶Pb(α, 3nγ), E=38 MeV; measured Iγ(θ, t). ²⁰⁷Po deduced g.

doi: 10.1016/0370-2693(73)90333-X
Citations: PlumX Metrics

1973RI14      Phys.Lett. 46B, 170 (1973)

D.Riegel, N.Brauer, F.Dimmling, B.Focke, K.Nishiyama

Magnetic Moments of 11/2^- States in the Sn Region

NUCLEAR STRUCTURE ^{107,109,111,113,115}Cd, ^113,115Sn, ¹¹⁵Te; calculated μ.

doi: 10.1016/0370-2693(73)90674-6
Citations: PlumX Metrics

1973SC21      Phys.Lett. 46B, 65 (1973)

G.Schafer, H.Hubel, C.Gunther, A.Goldmann, D.Riegel

Nuclear Magnetic Resonance on the 10^-, 0.88 ms State in ²⁰⁶Bi

NUCLEAR REACTIONS ²⁰⁵Tl(α, 3nγ), E=38 MeV; measured γ(θ, H). ²⁰⁶Bi level deduced g.

doi: 10.1016/0370-2693(73)90477-2
Citations: PlumX Metrics

1971BR03      Phys.Lett. 34B, 54 (1971)

N.Brauer, B.Focke, B.Lehmann, E.Matthias, D.Riegel

In-Beam Nuclear Magnetic Resonance of the 159 μs Level in ¹¹⁵Sn

NUCLEAR REACTIONS ¹¹⁵In(p, nγ), E=5.9 MeV; measured pγ(θ, H, t). ¹¹⁵Sn level deduced μ.

doi: 10.1016/0370-2693(71)90505-3
Citations: PlumX Metrics

1971BR31      Z.Phys. 244, 375 (1971)

N.Brauer, B.Focke, B.Lehmann, K.Nishiyama, D.Riegel

Magnetic Moments of Isomeric Levels in the Br-Isotopes Measured with In-Beam NMR-PAC

NUCLEAR REACTIONS ⁸⁰Se(d, nγ), E=6.9 MeV; ⁷⁸Se(p, nγ), E=6.8 MeV; measured αγ(θ, H, t). ⁸¹Br, ⁷⁸Br levels deduced g. NMR, PAC technique.

1971BR50      Phys.Lett. 37B, 186 (1971)

N.Brauer, B.Focke, B.Lehmann, E.Matthias, K.Nishiyama, D.Riegel

Time-Differential Observation of NMR by Perturbed Angular Correlation

NUCLEAR REACTIONS ⁷⁸Se(p, n), E=6.9 MeV; measured pγ(θ, H, t), NMR in SeTl.

doi: 10.1016/0370-2693(71)90047-5
Citations: PlumX Metrics

1971CH10      Nucl.Phys. A164, 367 (1971)

J.Christiansen, H.-E.Mahnke, E.Recknagel, D.Riegel, W.Witthuhn

Lifetime and g-Factor of the 273 keV Level in ⁷⁴As

NUCLEAR REACTIONS ⁷⁴Ge(p, nγ), Ep=3.5-5.2 MeV; measured σ(E;Eγ), γγ-coin, γγ-delay, pγ(θ, H, t). ⁷⁴As deduced levels, T_1/2, g. Enriched target.

doi: 10.1016/0375-9474(71)90220-X
Citations: PlumX Metrics

1971RI01      Z.Phys. 241, 188 (1971)

D.Riegel, K.P.Vester

Total Conversion Coefficient and γ-Line of the 13.34 keV Level in ⁷³Ge

RADIOACTIVITY ⁷³As; measured Iγ, I(K X-ray). ⁷³Ge transition deduced ICC.

doi: 10.1007/BF01397907
Citations: PlumX Metrics

1971RI17      Z.Phys. 248, 162 (1971)

D.Riegel, G.Weyer

Nuclear Larmor Precession of the 14 keV State of ⁵⁷Fe in α-Iron Following the Reaction ⁵⁶Fe(d, p)⁵⁷Fe

NUCLEAR REACTIONS ⁵⁶Fe(d, pγ), E=5.2 MeV; measured dγ(θ, t) in α-Fe; deduced internal magnetic field. ⁵⁷Fe level deduced nuclear Larmor precession.

doi: 10.1007/BF01395353
Citations: PlumX Metrics

1970CH05      Phys.Rev. C1, 613 (1970)

J.Christiansen, H.-E.Mahnke, E.Recknagel, D.Riegel, G.Schatz, G.Weyer, W.Witthuhn

Stroboscopic Observation of Nuclear Larmor Precession

NUCLEAR REACTIONS ⁶⁹Ga(p, nγ), E=4.4 MeV; measured γγ(θ, H, t); deduced nuclear Larmor precession frequency. ^69mGe deduced g.

doi: 10.1103/PhysRevC.1.613
Citations: PlumX Metrics

1968CH17      Phys.Rev.Letters 21, 554(1968)

J.Christiansen, H.-E.Mahnke, E.Recknagel, D.Riegel, G.Weyer, W.Witthuhn

Perturbed Angular Correlation of Nuclei Coherently Excited by Pulsed-Beam Techniques

NUCLEAR REACTIONS ⁶⁹Ga(p, n), E not given; measured p, γ(θ, H, t). ⁶⁹Ge level deduced g, μ. Pulsed beam.

doi: 10.1103/PhysRevLett.21.554
Citations: PlumX Metrics

1968CH40      Phys.Verhandlungen 4, 336 (1968); Quoted by 1968Mo12 (1968)

J.Christiansen, E.Mahnke, E.Recknagel, D.Riegel, G.Weyer, W.Witthuhn

Spinrotationsexperimente am ⁷⁴As und ⁷¹Ge

NUCLEAR REACTIONS ⁷¹Ga, ⁷⁴Ge(p, nγ); measured γγ(θ, H). ⁷¹Ge, ⁷⁴As levels deduced g.

1967CH14      Nucl.Phys. A99, 345 (1967)

J.Christiansen, P.Hindennach, U.Morfeld, E.Recknagel, D.Riegel, G.Weyer

Hyperfine Structure Investigations with the Mossbauer Effect Following The Reaction ⁵⁶Fe(d, p)⁵⁷Fe

NUCLEAR REACTIONS ⁵⁶Fe(d, p), E=5 MeV; measured Mossbauer effect of 14.4-keV level of ⁵⁷Fe. Natural target.

doi: 10.1016/0375-9474(67)90346-6
Citations: PlumX Metrics