NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = H.Maser Found 30 matches. 2002BE18 Phys.Rev. C65, 035801 (2002) D.Belic, C.Arlandini, J.Besserer, J.de Boer, J.J.Carroll, J.Enders, T.Hartmann, F.Kappeler, H.Kaiser, U.Kneissl, E.Kolbe, K.Langanke, M.Loewe, H.J.Maier, H.Maser, P.Mohr, P.von Neumann-Cosel, A.Nord, H.H.Pitz, A.Richter, M.Schumann, F.-K.Thielemann, S.Volz, A.Zilges Photo-Induced Depopulation of the 180Tam Isomer via Low-Lying Intermediate States: Structure and astrophysical implications NUCLEAR REACTIONS 180mTa(γ, γ'), E=0.8-3.1 MeV bremsstrahlung; measured delayed Eγ, Iγ, X-ray spectra; deduced activation yields. 180Ta deduced intermediate states energies, transition strengths. Astrophysical implications discussed. Comparisons with previous results, model predictions. RADIOACTIVITY 180Ta(EC), (β-); measured T1/2.
doi: 10.1103/PhysRevC.65.035801
2001VO13 Nucl.Phys. A688, 237c (2001) P.von Neumann-Cosel, C.Arlandini, D.Belic, J.Besserer, J.de Boer, J.J.Carroll, J.Enders, T.Hartmann, F.Kappeler, H.Kaiser, U.Kneissl, M.Loewe, H.J.Maier, H.Maser, P.Mohr, A.Nord, H.H.Pitz, A.Richter, M.Schumann, S.Volz, A.Zilges Photoactivation of 180mTa and s-Process Nucleosynthesis of Nature's Rarest Naturally Occuring Isotope NUCLEAR REACTIONS 180Ta(γ, γ'), E=0.8-3.1 MeV; measured Eγ, σ; deduced 180Ta effective half-life under s-process conditions.
doi: 10.1016/S0375-9474(01)00706-0
2000BR05 Phys.Rev. C61, 024309 (2000) J.Bryssinck, L.Govor, V.Yu.Ponomarev, F.Bauwens, O.Beck, D.Belic, P.von Brentano, D.De Frenne, T.Eckert, C.Fransen, K.Govaert, R.-D.Herzberg, E.Jacobs, U.Kneissl, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, V.Werner Systematic Study of Electric Quadrupole Excitations in the Stable Even Mass Sn Nuclei NUCLEAR REACTIONS 116,118,120,122,124Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. 116,118,120,122,124Sn deduced levels J, π, B(E1), B(E2).
doi: 10.1103/PhysRevC.61.024309
2000BR33 Phys.Rev. C62, 014309 (2000) J.Bryssinck, L.Govor, V.Yu.Ponomarev, F.Bauwens, O.Beck, D.Belic, P.von Brentano, D.De Frenne, C.Fransen, R.-D.Herzberg, E.Jacobs, U.Kneissl, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, V.Werner Search for the Electric Dipole Excitations to the 3s1/2 (x) [21+ (x) 31-] Multiplet in 117Sn NUCLEAR REACTIONS 117Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ(θ). 117Sn deduced levels, widths, excitation B(E1). Comparison with quasiparticle phonon model calculations.
doi: 10.1103/PhysRevC.62.014309
1999BE65 Phys.Rev.Lett. 83, 5242 (1999) D.Belic, C.Arlandini, J.Besserer, J.de Boer, J.J.Carroll, J.Enders, T.Hartmann, F.Kappeler, H.Kaiser, U.Kneissl, M.Loewe, H.J.Maier, H.Maser, P.Mohr, P.von Neumann-Cosel, A.Nord, H.H.Pitz, A.Richter, M.Schumann, S.Volz, A.Zilges Photoactivation of 180Tam and Its Implications for the Nucleosynthesis of Nature's Rarest Naturally Occurring Isotope NUCLEAR REACTIONS Ta, 180mTa(γ, γ'), E=0.8-3.1 MeV bremsstrahlung; measured ground-state production yield. Implications for s-process nucleosynthesis discussed. Enriched and natural targets.
doi: 10.1103/PhysRevLett.83.5242
1999BR12 Phys.Rev. C59, 1930 (1999) J.Bryssinck, L.Govor, D.Belic, F.Bauwens, O.Beck, P.von Brentano, D.De Frenne, T.Eckert, C.Fransen, K.Govaert, R.-D.Herzberg, E.Jacobs, U.Kneissl, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, V.Yu.Ponomarev, V.Werner Uniform Properties of Jπ = 1- Two-Phonon States in the Semimagic Even-Even Tin Isotopes 116, 118, 120, 122, 124Sn NUCLEAR REACTIONS 116,118,120,122,124Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. 116,118,120,122,124Sn deduced levels, J, π, excitation B(M1), two-phonon excitations. Quasiparticle-phonon model calculations.
doi: 10.1103/PhysRevC.59.1930
1999FR06 Phys.Rev. C59, 2264 (1999) C.Fransen, B.Krischok, O.Beck, J.Besserer, P.von Brentano, T.Eckert, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, A.Zilges Low-Lying Dipole Excitations in the Transitional Nuclei 190, 192Os NUCLEAR REACTIONS 190,192Os(γ, γ'), E=4 MeV bremsstrahlung; measured Eγ, Iγ(θ). 190,192Os deduced levels, J, π, B(M1), dipole excitation strength distribution, scissors mode. Comparison with IBM-2 predictions.
doi: 10.1103/PhysRevC.59.2264
1999LE31 Phys.Rev. C60, 024308 (1999) H.Lehmann, A.Nord, A.E.de Almeida Pinto, O.Beck, J.Besserer, P.von Brentano, S.Drissi, T.Eckert, R.-D.Herzberg, D.Jager, J.Jolie, U.Kneissl, J.Margraf, H.Maser, N.Pietralla, H.H.Pitz Dipole Excitations in the Vibrational Nucleus 112Cd NUCLEAR REACTIONS 112Cd(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. 112Cd deduced levels, J, π, decay branching ratios, B(M1), B(E1). Nuclear resonance fluorescence technique. Comparison with IBM calculations.
doi: 10.1103/PhysRevC.60.024308
1999PO22 Phys.Rev.Lett. 83, 4029 (1999) V.Yu.Ponomarev, J.Bryssinck, L.Govor, F.Bauwens, O.Beck, D.Belic, P.von Brentano, D.De Frenne, C.Fransen, R.-D.Herzberg, E.Jacobs, U.Kneissl, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, V.Werner Strong Fragmentation of Low-Energy Electromagnetic Excitation Strength in 117Sn NUCLEAR REACTIONS 117Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, integral elastic σ. 117Sn deduced fragmentation of low-energy electromagnetic excitation strength. Comparison with microscopic calculations. Nuclear resonance fluorescence technique.
doi: 10.1103/PhysRevLett.83.4029
1998FR01 Phys.Rev. C57, 129 (1998) C.Fransen, O.Beck, P.von Brentano, T.Eckert, R.-D.Herzberg, U.Kneissl, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, A.Zilges Systematics of Low-Lying Electric Dipole Excitations in the A ≈ 130-200 Mass Region NUCLEAR STRUCTURE Z=56-76; compiled, analyzed low-lying B(E1) data; deduced shell, deformation effects.
doi: 10.1103/PhysRevC.57.129
1998NO09 Phys.Rev. C57, 3459 (1998) A.Nord, S.W.Yates, O.Beck, D.Belic, P.von Brentano, T.Eckert, C.Fransen, R.-D.Herzberg, U.Kneissl, H.Maser, N.Pietralla, H.H.Pitz, V.Werner Low-Lying Dipole Strength in 207Pb NUCLEAR REACTIONS 207Pb(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. 207Pb deduced levels dipole strengths. Nuclear resonance flourescence technique.
doi: 10.1103/PhysRevC.57.3459
1998PI03 Phys.Rev. C58, 184 (1998) N.Pietralla, P.von Brentano, R.-D.Herzberg, U.Kneissl, N.Lo Iudice, H.Maser, H.H.Pitz, A.Zilges Systematics of the Excitation Energy of the 1+ Scissors Mode and Its Empirical Dependence on the Nuclear Deformation Parameter NUCLEAR STRUCTURE Z=56-78; analyzed scissors mode excitation energy; deduced deformation dependence.
doi: 10.1103/PhysRevC.58.184
1998PI06 Phys.Rev. C58, 796 (1998) N.Pietralla, D.Belic, P.von Brentano, C.Fransen, R.-D.Herzberg, U.Kneissl, H.Maser, P.Matschinsky, A.Nord, T.Otsuka, H.H.Pitz, V.Werner, I.Wiedenhover Isovector Quadrupole Excitations in the Valence Shell of the Vibrator Nucleus 136Ba: Evidence from photon scattering experiments NUCLEAR REACTIONS 136Ba(γ, γ'), E=4 MeV bremsstrahlung; measured Eγ, Iγ(θ). 136Ba deduced levels J, π, widths, B(λ). NUCLEAR STRUCTURE 136Ba calculated levels, J, π, E2 strength distribution; deduced fragmentation of 2+ state. IBM-2, Q-phonon scheme.
doi: 10.1103/PhysRevC.58.796
1998WO06 Phys.Rev. C58, 765 (1998) A.Wolpert, O.Beck, D.Belic, J.Besserer, P.von Brentano, T.Eckert, C.Fransen, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, A.Nord, N.Pietralla, H.H.Pitz Low-Lying Dipole Excitations in the Heavy, Odd-Mass Nucleus 181Ta NUCLEAR REACTIONS 181Ta(γ, γ'), E=2.7, 4.1 MeV bremsstrahlung; measured Eγ, Iγ. 181Ta deduced levels, B(E1), B(M1), gΓ0. Nuclear resonance flourescence.
doi: 10.1103/PhysRevC.58.765
1997BE43 Phys.Rev. C56, 1276 (1997) J.Besserer, O.Beck, P.von Brentano, T.Eckert, R.-D.Herzberg, D.Jager, U.Kneissl, J.Margraf, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, A.Zilges Fragmentation of Low-Lying Dipole Strength in the Odd-Mass Nucleus 133Cs NUCLEAR REACTIONS 133Cs(γ, γ'), E ≤ 4.1 MeV bremsstrahlung; measured Eγ, Iγ. 133Cs deduced levels, J, π, Γ0, B(M1), B(E1), dipole strength distributions. Nuclear resonance flourescence technique. Data from other nuclei compared.
doi: 10.1103/PhysRevC.56.1276
1997EC01 Phys.Rev. C56, 1256 (1997); Erratum Phyhs.Rev. C57, 1007 (1998) T.Eckert, O.Beck, J.Besserer, P.von Brentano, R.Fischer, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, S.W.Yates, A.Zilges Dipole Excitations in the Transitional Nucleus 144Nd Studied in Photon Scattering Experiments NUCLEAR REACTIONS 144Nd(γ, γ'), E ≤ 4.1 MeV bremsstrahlung; measured Eγ, Iγ(θ). 144Nd deduced levels, J, π, Γ0, B(M1), B(E1), dipole strength distributions, two-phonon excitation. Nuclear resonance flourescence technique, data from other nuclei compared.
doi: 10.1103/PhysRevC.56.1256
1997HE16 Phys.Rev. C56, 2484 (1997) R.-D.Herzberg, C.Fransen, R.Fischer, O.Beck, D.Belic, J.Besserer, P.von Brentano, T.Eckert, U.Kneissl, B.Krischok, J.Margraf, H.Maser, A.Nord, N.Pietralla, H.H.Pitz, A.Wolpert, A.Zilges Observation of an Octupole × Quasiparticle Band in 175Lu using Photon Scattering Experiments NUCLEAR REACTIONS 175Lu(γ, γ'), E=2.6, 4.1 MeV bremsstrahlung; measured Eγ, Iγ. 175Lu deduced levels, J, π, branching ratios, B(E1) vs E, transition Γ, evidence for octupole vibration. Nuclear resonance fluorescence technique.
doi: 10.1103/PhysRevC.56.2484
1997PI08 Nucl.Phys. A618, 141 (1997) N.Pietralla, O.Beck, J.Besserer, P.von Brentano, T.Eckert, R.Fischer, C.Fransen, R.-D.Herzberg, D.Jager, R.V.Jolos, U.Kneissl, B.Krischok, J.Margraf, H.Maser, A.Nord, H.H.Pitz, M.Rittner, A.Schiller, A.Zilges The Scissors Mode and Other Magnetic and Electric Dipole Excitations in the Transitional Nuclei 178,180Hf NUCLEAR REACTIONS 178,180Hf(γ, γ'), E=4 MeV bremsstrahlung; measured Eγ, Iγ(θ). 178,180Hf deduced levels, J, decay widths, branching ratios, Γ0, B(λ). Scissors mode, M1 sum rules, electric dipole excitations, octupole vibrational bands, K-mixing. Nuclear resonance fluorescence technique.
doi: 10.1016/S0375-9474(97)00054-7
1996MA18 Phys.Rev. C53, 2749 (1996) H.Maser, S.Lindenstruth, I.Bauske, O.Beck, P.von Brentano, T.Eckert, H.Friedrichs, R.D.Heil, R.-D.Herzberg, A.Jung, U.Kneissl, J.Margraf, N.Pietralla, H.H.Pitz, C.Wesselborg, A.Zilges Systematics of Low-Lying Dipole Excitations in the Deformed Even-Even Nuclei 164,166,168,170Er NUCLEAR REACTIONS 164,166,168,170Er(γ, γ'), E ≤ 4.1 MeV bremsstrahlung; measured Eγ, Iγ, asymmetry. 164,166,168,170Er deduced levels, J, π, K, Γ0, B(λ). Enriched targets.
doi: 10.1103/PhysRevC.53.2749
1996MA55 Phys.Rev. C54, R2129 (1996) H.Maser, N.Pietralla, P.von Brentano, R.-D.Herzberg, U.Kneissl, J.Margraf, H.H.Pitz, A.Zilges Observation of the 1+ Scissors Mode in the γ-Soft Nucleus 134Ba NUCLEAR REACTIONS 134Ba(γ, γ'), E ≤ 4.1 MeV bremsstrahlung; measured Eγ, Iγ, σ(E, θ), γ polarization. 134Ba deduced levels, J, π, B(λ), radiative width ratios. Ge(Li) detector, Compton polarimeter. Sum rule, interacting boson model.
doi: 10.1103/PhysRevC.54.R2129
1996NO10 Phys.Rev. C54, 2287 (1996) A.Nord, A.Schiller, T.Eckert, O.Beck, J.Besserer, P.von Brentano, R.Fischer, R.-D.Herzberg, D.Jager, U.Kneissl, J.Margraf, H.Maser, N.Pietralla, H.H.Pitz, M.Rittner, A.Zilges Systematic Study of the Fragmentation of Low-Lying Dipole Strength in Odd-A Rare Earth Nuclei Investigated in Nuclear Resonance Fluorescence Experiments NUCLEAR REACTIONS 155Gd, 159Tb(γ, γ'), E ≤ 4.1 MeV bremsstrahlung; measured Eγ, Iγ. 155Gd, 159Tb deduced levels, (gΓ0), B(λ). Enriched targets. Other nuclei dipole fragmentation data considered.
doi: 10.1103/PhysRevC.54.2287
1996ST40 Nucl.Instrum.Methods Phys.Res. A381, 443 (1996) N.Stritt, J.Jolie, H.Maser, H.H.Pitz A MeV Tunable Gamma-Ray Source by Compton Scattering NUCLEAR REACTIONS 48Ti(n, γ), E=thermal; measured Compton scattered Eγ, Iγ(θ); deduced tunable γ-ray source application.
doi: 10.1016/S0168-9002(96)00532-3
1995HE25 Nucl.Phys. A592, 211 (1995) R.-D.Herzberg, I.Bauske, P.von Brentano, Th.Eckert, R.Fischer, W.Geiger, U.Kneissl, J.Margraf, H.Maser, N.Pietralla, H.H.Pitz, A.Zilges Lifetimes of Two-Phonon 1- States in Even N = 82 Nuclei NUCLEAR REACTIONS 138Ba(γ, γ'), 140Ce(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. 138Ba, 140Ce deduced levels, J, decay width, branching ratios, Γ0, B(λ), T1/2, configuration. Nuclear resonance fluorescence technique. Two-phonon, 2+ (x) 3- states in N=82 nuclei reviewed.
doi: 10.1016/0375-9474(95)00303-I
1995MA69 Phys.Rev. C52, 2429 (1995) J.Margraf, T.Eckert, M.Rittner, I.Bauske, O.Beck, U.Kneissl, H.Maser, H.H.Pitz, A.Schiller, P.von Brentano, R.Fischer, R.-D.Herzberg, N.Pietralla, A.Zilges, H.Friedrichs Systematics of Low-Lying Dipole Strengths in Odd and Even Dy and Gd Isotopes NUCLEAR REACTIONS 160,162,164,161,163Dy, 160,156,157,158Gd(γ, γ'), E=4 MeV bremsstrahlung; measured Eγ, Iγ, γ asymmetry in some cases. 164,162,161,163,160Dy, 157Gd deduced levels, J, π, K, Γ0, B(λ). Enriched targets.
doi: 10.1103/PhysRevC.52.2429
1995PI02 Phys.Rev. C51, 1021 (1995) N.Pietralla, I.Bauske, O.Beck, P.von Brentano, W.Geiger, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, H.H.Pitz, A.Zilges Absolute Level Widths in 27Al Below 4 MeV NUCLEAR REACTIONS 27Al(γ, γ'), E < 4.2 MeV bremsstrahlung; measured Eγ, nuclear self absorption. 27Al deduced level widths, Γ, T1/2.
doi: 10.1103/PhysRevC.51.1021
1995PI12 Phys.Rev. C52, R2317 (1995) N.Pietralla, P.von Brentano, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, H.H.Pitz, A.Zilges Correlation between Low-Lying M1 and E2 Strength in Heavy Rare Earth Nuclei NUCLEAR STRUCTURE 142,146,148Nd, 144,148,150,152Sm, 154,156,158,160Gd, 160,162,164Dy, 164,166,168,170Er, 172,174,176Yb, 178Hf, 182,184,186W; analyzed B(M1); deduced deformation dependence of M1 transition strength, M1-E2 correlation, collectivity. Rare earth nuclei, scissors mode.
doi: 10.1103/PhysRevC.52.R2317
1995ZI02 Phys.Rev. C52, R468 (1995) A.Zilges, P.von Brentano, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, N.Pietralla, H.H.Pitz Strong Dipole Excitations Around 1.8 MeV in 238U NUCLEAR REACTIONS 238U(γ, γ'), E=1.5-2.0 MeV; measured Eγ, Iγ. 238U deduced levels, J, π, γ-multipolarity, K-quantum number, γ-branching, Γ0, T1/2, B(λ). High resolution strudy.
doi: 10.1103/PhysRevC.52.R468
1994GE07 Nucl.Phys. A580, 263 (1994) W.Geiger, Zs.Nemeth, I.Bauske, P.von Brentano, R.D.Heil, R.-D.Herzberg, U.Kneissl, J.Margraf, H.Maser, N.Pietralla, H.H.Pitz, C.Wesselborg, A.Zilges Low-Lying Dipole Excitations in the Isotopes 113,114Cd NUCLEAR REACTIONS 113,114Cd(γ, γ'), E=4.3 MeV bremsstrahlung; measured Eγ, Iγ. 113,114Cd deduced levels, J, π, Γ0, B(E1), (Γ0)2/Γ. Enriched targets.
doi: 10.1016/0375-9474(94)90773-0
1994MO18 Phys.Rev. C50, 2222 (1994) R.Moreh, O.Beck, U.Kneissl, J.Margraf, H.Maser, H.H.Pitz, R.-D.Herzberg, N.Pietralla, A.Zilges Width of the 3841-keV Level in 17O NUCLEAR REACTIONS 17O(γ, γ'), E=4.7 MeV bremsstrahlung; measured scattering σ. 17O level deduced Γ. Enriched target.
doi: 10.1103/PhysRevC.50.2222
1993MO23 Phys.Rev. C48, 2625 (1993) R.Moreh, O.Beck, I.Bauske, W.Geiger, R.D.Heil, U.Kneissl, J.Margraf, H.Maser, H.H.Pitz Precise Widths of the 3089 and 3684 keV Levels in 13C NUCLEAR REACTIONS 13C(γ, γ'), E=4.7 MeV bremsstrahlung; measured precise Eγ, Iγ. 13C levels deduced Γ0. Self-absorption technique, enriched target, amorphous 13C absorbers.
doi: 10.1103/PhysRevC.48.2625
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