NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = M.Uhrmacher Found 42 matches. 1998AL29 Phys.Rev. B58, 11303 (1998) L.Aldon, M.Uhrmacher, C.Branci, L.Ziegeler, J.Roth, P.Schaaf, H.Metzner, J.Olivier-Fourcade, J.C.Jumas Perturbed Angular Correlation Study of the Thiospinel β-In2S3 RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced hyperfine parameters in β-In2S3.
doi: 10.1103/PhysRevB.58.11303
1996AT04 Phys.Rev. B53, 600 (1996) R.N.Attili, M.Uhrmacher, K.P.Lieb, L.Ziegeler, M.Mekata, E.Schwarzmann Electric Field Gradients at 111Cd in Delafossite Oxides ABO2(A = Ag, Cu; B = Al, Cr, Fe, In, Nd, Y) RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd electric field gradients in delafossite oxides ABO2(A=Ag, Cu;B=Al, Cr, Fe, In, Nd, Y).
doi: 10.1103/PhysRevB.53.600
1995NE07 Europhys.Lett. 29, 175 (1995) M.Neubauer, A.Bartos, K.P.Lieb, D.Lupascu, M.Uhrmacher, Th.Wenzel Dynamic Hyperfine Interaction in Cr2O3 Observed via PAC RADIOACTIVITY 111In(EC); measured γγ(θ, H) vs temperature; deduced electric field gradients, dynamic hyperfine interaction in Cr2O3 implanted with 111In(EC)111Cd probes related features.
doi: 10.1209/0295-5075/29/2/012
1994LI50 Nucl.Instrum.Methods Phys.Res. B89, 277 (1994) K.-P.Lieb, W.Bolse, M.Uhrmacher Ion Beam Mixing in Metal/Metal and Nitride/Metal Layers - New Perspectives RADIOACTIVITY 111In(EC); analyzed γγ(θ, H) in doped Sb/Ni, Ni/Al, Ni/Ti multi-layer stack; deduced ion-beam induced phase formation features.
doi: 10.1016/0168-583X(94)95188-8
1994LU16 J.Phys.Condens.Matter 6, 10445 (1994) D.Lupascu, M.Uhrmacher, K.P.Lieb Electric Field Gradients of 111Cd in Monoclinic (B-Phase) Rare Earth Sesquioxides RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced 111Cd electric field gradients in B-phase monoclinic Sm2O3, Eu2O3, Gd2O3.
doi: 10.1088/0953-8984/6/48/006
1993AL28 Hyperfine Interactions 79, 851 (1993) J.Albohn, J.Markl, M.Uhrmacher, A.Bartos PAC-Experiments in Electron-Doped HTSC: Nd(2-x)Ce(x)CuO4 RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced electron-doped HTSC samples characteristics.
doi: 10.1007/BF00567616
1993BA70 Nucl.Instrum.Methods Phys.Res. A330, 132 (1993) A.Bartos, K.Schemmerling, Th.Wenzel, M.Uhrmacher A Compact TDPAC Spectrometer RADIOACTIVITY 60Co(EC), (β+); measured γγ-coin. 137Cs(β-); measured Eγ, Iγ. 111In(EC); measured γγ(θ, H, t). Compact TDPAC spectrometer.
doi: 10.1016/0168-9002(93)91314-D
1993BA73 Phys.Rev. B48, 7478 (1993) Perturbed-Angular-Correlation Experiments with 111In in MBa2Cu3O(7-δ) (M = Y, Yb): The Cu(1)-site puzzle RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced electric field gradients, hyperfine interactions origin. Source implanted into YbBa2Cu3O(7-δ).
doi: 10.1103/PhysRevB.48.7478
1993BA81 Hyperfine Interactions 80, 953 (1993) A.Bartos, D.Wiarda, M.Uhrmacher, K.P.Lieb Monitoring Positional Changes in Bixbyite Oxides with Perturbed Angular Correlation Spectroscopy NUCLEAR STRUCTURE 111Cd; analyzed γγ(θ, H) data; deduced electric field gradient variation for 111Cd located at substitutional sites, M2O3 isostructural sesquioxides, M=Sc, In, Yb, Dy, Y, Ho, Gd, Sm.
doi: 10.1007/BF00567446
1993LU18 Hyperfine Interactions 80, 959 (1993) D.Lupascu, J.Albohn, J.Shitu, A.Bartos, K.Krolas, M.Uhrmacher, K.P.Lieb Electric Field Gradients of 111Cd in the Hexagonal (A-Phase)La2O3 and Nd2O3 Sesquioxides RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd electric field gradients in hexagonal A-phase La2O3, Nd2O3.
doi: 10.1007/BF00567447
1993NA20 Hyperfine Interactions 80, 965 (1993) V.Naicker, A.Bartos, K.P.Lieb, M.Uhrmacher, T.Wenzel, D.Wiarda The Electric Field Gradient at 111Cd in Vanadium Oxides RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced 111Cd electric field gradient in polycrystalline V2O5.
doi: 10.1007/BF00567448
1993PA28 Phys.Rev. B48, 10052 (1993) A.F.Pasquevich, M.Uhrmacher, L.Ziegeler, K.P.Lieb Hyperfine Interactions of 111Cd in Ga2O3 RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced quadrupole hyperfine interactions for 111Cd in Ga2O3. Amorphous, polycrystalline powder samples.
doi: 10.1103/PhysRevB.48.10052
1993WI27 J.Phys.Condens.Matter 5, 4111 (1993) D.Wiarda, M.Uhrmacher, A.Bartos, K.P.Lieb Electric Field Gradients at 111Cd in Binary Oxides RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd electric field gradients at substitutional sites.
doi: 10.1088/0953-8984/5/25/002
1992UH01 Nucl.Instrum.Methods Phys.Res. B68, 175 (1992) Sodium Diffusion in Metals Observed by the 23Na(p, γ) Reaction NUCLEAR REACTIONS 23Na(p, γ), E ≈ 309 keV; measured Eγ, Iγ; deduced sodium diffusion in host metals. Supersaturated Na solutions, polycrystalline Al, Cr, Fe, Mo, Ni, Ta.
doi: 10.1016/0168-583X(92)96073-8
1992WE07 Ann.Phys.(Leipzig) 1, 155 (1992) Th.Wenzel, A.Bartos, K.P.Lieb, M.Uhrmacher, D.Wiarda Hyperfine Interactions of 111Cd in TiO2 (Rutile) Studied by Perturbed Angular Correlations RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced 111Cd electric field gradient, quadrupole coupling constant, asymmetry parameter.Source implantation into polycrystalline TiO2.
doi: 10.1002/andp.19925040302
1991BA52 Phys.Lett. 157A, 513 (1991) A.Bartos, K.P.Lieb, A.F.Pasquevich, M.Uhrmacher, and the ISOLDE Collaboration Scaling of the Electric Field Gradient of 111Cd Impurities in the Bixbyite Oxides of Y, Sc, Dy and Yb RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd quadrupole hyperfine interaction in cubic C-form sesquioxides of Sc, Y, Dy, Yb.
doi: 10.1016/0375-9601(91)91029-D
1991RE09 J.Phys.Condens.Matter 3, 3625 (1991) M.Renteria, A.G.Bibiloni, M.S.Moreno, J.Desimoni, R.C.Mercader, A.Bartos, M.Uhrmacher, K.P.Lieb Hyperfine Interactions of 111In-Implanted Tin Oxide Thin Films RADIOACTIVITY 111In; measured γγ(θ, H); deduced 111In hyperfine interaction in tin oxides. Conversion electron Mossbauer spectroscopy.
doi: 10.1088/0953-8984/3/20/023
1990KE07 Hyperfine Interactions 59, 309 (1990) J.Kesten, M.Uhrmacher, K.P.Lieb Hyperfine Interaction of 111Cd Impurities in Cr2O3 RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd impurities hyperfine interaction.
doi: 10.1007/BF02401235
1989BA74 Phys.Lett. 142A, 181 (1989) A.Bartos, M.Uhrmacher, H.U.Krebs EFG of 111Cd at the Cu1-Site in YBa2Cu3O7 and in YBa2Cu3O6 Measured with PAC-Technique RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd electric field gradient.
doi: 10.1016/0375-9601(89)90184-9
1988BA33 Phys.Lett. 130A, 177 (1988) A.Bartos, W.Bolse, K.P.Lieb, M.Uhrmacher Electric Field Gradients of 111Cd in the Copper Oxides CuO and Cu2O RADIOACTIVITY 111In(EC); measured γγ(θ, H); deduced 111Cd electric field gradients in CuO, Cu2O.
doi: 10.1016/0375-9601(88)90424-0
1987BO31 Hyperfine Interactions 35, 631 (1987) W.Bolse, M.Uhrmacher, K.P.Lieb Oxidation in the System InNi Observed with PAC RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced quadrupole interaction parameters. Source implantation in Ni.
doi: 10.1007/BF02394465
1987FO12 Hyperfine Interactions 35, 715 (1987) D.Forkel, F.Meyer, W.Witthuhn, H.Wolf, M.Deicher, M.Uhrmacher PAC Studies of Ion Implanted Silicon RADIOACTIVITY 111In(EC); measured γγ(θ, H, t); deduced 111Cd electric field gradient in Si crystal.
doi: 10.1007/BF02394483
1985BE17 Z.Phys. A320, 693 (1985) F.J.Bergmeister, K.P.Lieb, K.Pampus, M.Uhrmacher Note on Stellar 26Al Production via the 25Mg(p, γ) Process NUCLEAR REACTIONS, ICPND 25Mg(p, γ), E ≈ 389.2-390 keV; measured γ yield vs E; deduced consequences to 26Al stellar production. 26Al deduced resonances, Γ.
doi: 10.1007/BF01411874
1985BE31 Phys.Lett. 158B, 19 (1985) R.Bertini, P.Birien, K.Braune, W.Bruckner, G.Bruge, H.Catz, A.Chaumeaux, J.Ciborowski, H.Dobbeling, J.M.Durand, R.W.Frey, D.Garreta, S.Janouin, T.J.Ketel, K.Kilian, H.Kneis, S.Majewski, B.Mayer, J.C.Peng, B.Povh, R.D.Ransome, R.Szwed, T.-A.Shibata, A.Thiessen, M.Treichel, M.Uhrmacher, Th.Walcher, and the Heidelberg-Saclay Collaboration The (K-, π+) Strangeness Exchange Reaction on 16O NUCLEAR REACTIONS 12C, 16O(K-, π+), E at 450 MeV/c; measured σ(E(π)); deduced Σ hypernuclear states.
doi: 10.1016/0370-2693(85)90730-0
1985UH01 Nucl.Instrum.Methods Phys.Res. B9, 234 (1985) M.Uhrmacher, K.Pampus, F.J.Bergmeister, D.Purschke, K.P.Lieb Energy Calibration of the 500 kV Heavy Ion Implanter IONAS NUCLEAR REACTIONS, ICPND 19F, 23Na, 24,26Mg, 27Al(p, γ); 19F(p, αγ), E ≈ resonance; measured γ yield vs E. 20Ne, 24Mg, 25,27Al, 28Si, 16O deduced resonance energy Γ.
doi: 10.1016/0168-583X(85)90688-3
1984BE07 Phys.Lett. 136B, 29 (1984) R.Bertini, P.Birien, K.Braune, W.Bruckner, G.Bruge, H.Catz, A.Chaumeaux, J.Ciborowski, H.Dobbeling, J.M.Durand, R.W.Frey, D.Garreta, S.Janouin, T.J.Ketel, K.Kilian, H.Kneis, S.Majewski, B.Mayer, J.C.Peng, B.Povh, R.D.Ransome, R.Szwed, T.-A.Shibata, A.Thiessen, M.Treichel, M.Uhrmacher, Th.Walcher Sigma Hypernuclear States in (K-, π(±)) Reactions on 12C NUCLEAR REACTIONS 12C(K-, π+), (K-, π-), E at 400, 450 MeV/c; measured hypernuclear mass spectra; deduced Sigma hypernuclear states in 12C.
doi: 10.1016/0370-2693(84)92049-5
1984RA23 Hyperfine Interactions 20, 285 (1984) F.Raether, F.J.Bergmeister, K.P.Lieb, M.Uhrmacher, H.Grawe, H.Haas Magnetic Hyperfine Interaction of Swift 43K Ions Recoiling in Helium and Xenon NUCLEAR REACTIONS 4He(40Ar, p), E=185 MeV; measured γ(θ, H, t); deduced swift 43K ion magnetic hyperfine interaction in He, Xe, K-hole production in 43K.
doi: 10.1007/BF02069377
1983BE70 Hyperfine Interactions 14, 177 (1983) F.J.Bergmeister, M.Uhrmacher, K.P.Lieb Magnetic Hyperfine Interaction of 41Ca and 41K Nuclei Implanted into Iron NUCLEAR REACTIONS 27Al(16O, np), (16O, 2p), E=32.5-35 MeV; measured γ(θ, H), γ(θ, H, t); deduced magnetic hyperfine field behavior for Ca, K in Fe.
doi: 10.1007/BF02143944
1983RA37 Hyperfine Interactions 15/16, 59 (1983) F.Raether, F.J.Bergmeister, M.Uhrmacher, K.P.Lieb, H.Grawe, H.Haas Magnetic Moment and Lifetime of the 738 keV (7/2)- State in 43K NUCLEAR REACTIONS 4He(40Ar, p), E=190 MeV; measured γ(θ, H, t). 43K level deduced g, T1/2. Pulsed beam, Ge(Li) detectors.
doi: 10.1007/BF02159715
1981BE17 Nucl.Phys. A360, 315 (1981) R.Bertini, O.Bing, P.Birien, K.Braune, W.Bruckner, H.Catz, A.Chaumeaux, M.A.Faessler, R.-W.Frey, D.Garreta, T.J.Ketel, K.Kilian, B.Mayer, J.Niewisch, B.Pietrzyk, B.Povh, H.G.Ritter, M.Uhrmacher Hypernuclear Production in the (K-, π-) Reaction NUCLEAR REACTIONS 6,7Li, 9Be, 40Ca(K-, π-), E at 790 MeV/c; 7Li, 9Be, 12C, 16O, 27Al, 32S, 51V, 89Y(K-, π-), E at 720 MeV/c; 209Bi(K-, π-), E at 640 MeV/c; measured σ(θ); deduced production σ for hypernuclei, effective neutron number in one-step strangeness exchange. DWIA.
doi: 10.1016/0375-9474(81)90149-4
1981BE45 Nucl.Phys. A368, 365 (1981) R.Bertini, O.Bing, P.Birien, K.Braune, W.Bruckner, A.Chaumeaux, M.A.Faessler, R.W.Frey, D.Garreta, T.J.Ketel, K.Kilian, B.Mayer, J.Niewisch, B.Pietrzyk, B.Povh, H.G.Ritter, M.Uhrmacher Neutron Hole States in 6Li, 7Li, 9Be and 12C Hypernuclei NUCLEAR REACTIONS 6,7Li, 9Be, 12C(K-, π-), E at 720-790 MeV/c; measured σ(lambda particle binding energy, θ); deduced neutron hole states in hypernuclei.
doi: 10.1016/0375-9474(81)90761-2
1980BE12 Phys.Lett. 90B, 375 (1980) R.Bertini, O.Bing, P.Birien, W.Bruckner, H.Catz, A.Chaumeaux, J.M.Durand, M.A.Faessler, T.J.Ketel, K.Kilian, B.Mayer, J.Niewisch, B.Pietrzyk, B.Povh, H.G.Ritter, M.Uhrmacher Hypernuclei with Sigma Particles NUCLEAR REACTIONS 9Be(K-, π-), E at 720 MeV/c; measured σ(λ particle binding energy), production σ for Σ particle; deduced λ-particle, Σ-particle shell spacing.
doi: 10.1016/0370-2693(80)90952-1
1979BE17 Phys.Lett. 83B, 306 (1979) R.Bertini, O.Bing, P.Birien, W.Bruckner, H.Catz, A.Chaumeaux, J.M.Durand, M.A.Faessler, T.J.Ketel, K.Kilian, B.Mayer, J.Niewisch, B.Pietrzyk, B.Povh, H.G.Ritter, M.Uhrmacher A Full Set of Nuclear Shell Orbitals for the lambda Particle Observed in 32S and 40Ca NUCLEAR REACTIONS 32S(K-, π-), E at 720 MeV/c; 40Ca(K-, π-), E at 790 MeV/c; measured σ(λ-particle binding energy, θ); deduced λ-particle shell spacing.
doi: 10.1016/0370-2693(79)91113-4
1978HE13 Phys.Rev. C17, 2113 (1978) H.P.Hellmeister, E.Schmidt, M.Uhrmacher, R.Rascher, K.P.Lieb, D.Pantelica Recoil Distance Lifetime Measurements in 69As and 72Se NUCLEAR REACTIONS 54Fe(18O, 2npγ), E=45, 50, 55 MeV; measured σ(E). 55Mn(16O, 2nγ), E=46 MeV; measured γγ-coin. 56Fe(16O, 2npγ), E=59 MeV; measured recoil distance. 58Ni(16O, pα), E=47, 52.5, 58 MeV; measured γ(θ), γγ-coin, recoil distance, DSA. 69As, 72Se deduced levels, T1/2, J, π, δ.
doi: 10.1103/PhysRevC.17.2113
1976KE02 Phys.Rev. C14, 160 (1976) J.Keinonen, R.Rascher, M.Uhrmacher, N.Wust, K.P.Lieb M2 Transitions between the 1f7/2 and the 1d3/2 Orbit NUCLEAR REACTIONS 25Mg, 27Al(16O, X), E=30-50 MeV; measured Eγ, recoil distance DSA. 36Cl levels deduced γ-branching. 35,36Cl, 40K, 41Ca levels deduced T1/2. M2 transition systematics 33 ≤ A ≤ 47.
doi: 10.1103/PhysRevC.14.160
1976RA05 Phys.Rev. C13, 1217 (1976) R.Rascher, K.P.Lieb, M.Uhrmacher Effect of Deorientation in Recoil-Distance Lifetime Measurements NUCLEAR REACTIONS 27Al(16O, X), E=32.5 MeV; measured γ(θ, t) for recoil in vacuum. 38Ar, 40,41K, 41Ca levels deduced T1/2, hyperfine perturbations.
doi: 10.1103/PhysRevC.13.1217
1975FR04 Phys.Rev.Lett. 34, 745 (1975) H.-G.Friederichs, A.Gelberg, B.Heits, K.P.Lieb, M.Uhrmacher, K.O.Zell, P.von Brentano Lifetime Measurements in 80Kr and 81Rb NUCLEAR REACTIONS 65Cu(18O, 2npγ), E=52.5 MeV; 65Cu(19F, 2npγ), E=50 MeV; measured recoil distance, DSA. 80Kr, 81Rb levels deduced T1/2, B(E2).
doi: 10.1103/PhysRevLett.34.745
1975UH01 Z.Phys. A272, 403 (1975) M.Uhrmacher, J.Dauk, N.Wust, K.P.Lieb, A.M.Kleinfeld The Gamma Decay of High Spin States of 39K NUCLEAR REACTIONS 28Si(16O, pαγ), 25Mg(16O, pnγ), E=30-50 MeV; measured recoil distance DSA, γγ(t), Eγ, Iγ, γ(θ). 39K deduced levels, J, π, T1/2, B(λ), γ-branching.
doi: 10.1007/BF01440868
1975UH02 Phys.Lett. 56B, 247 (1975) M.Uhrmacher, A.Gelberg, F.Brandolini, A.M.Kleinfeld, K.P.Lieb Perturbed Angular Distributions in 41Ca and 42Ca NUCLEAR REACTIONS 27Al(16O, npγ), 28Si(16O, 2pγ), E=32.5 MeV; measured γ(θ, H, t). 41,42Ca levels deduced g.
doi: 10.1016/0370-2693(75)90386-X
1975WU01 J.Phys.(London) G1, 57 (1975) N.Wust, M.Uhrmacher, J.Dauk, K.P.Lieb, A.M.Kleinfeld Lifetime Measurements in 42Ca NUCLEAR REACTIONS 28Si(16O, 2pγ), E=36.5-50 MeV; measured σ(E, Eγ), recoil distance, DSA. 42Ca levels deduced T1/2, J, π.
doi: 10.1088/0305-4616/1/1/008
1974LI06 Z.Phys. 267, 399 (1974) Lifetime of the 2755 keV 15/2- State in 43Ca NUCLEAR REACTIONS 28Si(18O, n2pγ), (16O, 2pγ); measured recoil distance. 42,43Ca level deduced T1/2.
doi: 10.1007/BF01669973
1974LI07 Nucl.Phys. A223, 445 (1974) K.P.Lieb, M.Uhrmacher, J.Dauk, A.M.Kleinfeld Lifetime Measurements of States in 41Ca and 41K NUCLEAR REACTIONS 27Al(16O, pnγ), (16O, 2pγ), E=32.5-44 MeV; measured σ(Eγ), Doppler shift. 41Ca, 41K deduced levels, T1/2, γ-branching. Natural target, Ge(Li) detector.
doi: 10.1016/0375-9474(74)90699-X
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