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NSR database version of April 11, 2024.

Search: Author = D.Riegel

Found 30 matches.

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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 134,136,138,139Ce, 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, T1/2.

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, T1/2, 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 T1/2, 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, T1/2. 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 107,109,111,113,115Cd, 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, T1/2, 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


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