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NSR database version of April 11, 2024.

Search: Author = A.Nord

Found 27 matches.

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2005KO32      Phys.Rev. C 72, 034302 (2005)

C.Kohstall, D.Belic, P.von Brentano, C.Fransen, A.Gade, R.-D.Herzberg, J.Jolie, U.Kneissl, A.Linnemann, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, F.Stedile, V.Werner, S.W.Yates

Low-lying dipole excitations in vibrational nuclei: The Cd isotopic chain studied in photon scattering experiments

NUCLEAR REACTIONS ^{110,111,112,114,116}Cd(γ, γ'), E ≈ 2.7-4.1 MeV bremsstrahlung; measured Eγ, Iγ, γ-ray polarization. ^{110,111,112,114,116}Cd deduced levels, J, π, excitation B(M1), B(E1).

doi: 10.1103/PhysRevC.72.034302
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2004SC39      Phys.Rev. C 70, 044319 (2004)

M.Scheck, H.von Garrel, N.Tsoneva, D.Belic, P.von Brentano, C.Fransen, A.Gade, J.Jolie, U.Kneissl, C.Kohstall, A.Linnemann, A.Nord, N.Pietralla, H.H.Pitz, F.Stedile, C.Stoyanov, V.Werner

Dipole strength distributions in the stable Ba isotopes ^134-138Ba: A study in the mass region of a nuclear shape transition

NUCLEAR REACTIONS ^135,137Ba(γ, γ'), E=2.5, 3.1, 4.1 MeV bremsstrahlung; measured Eγ, Iγ. ^135,137Ba deduced level energies, widths, branching ratios, dipole strength distributions. Comparison with quasiparticle-phonon model predictions.

doi: 10.1103/PhysRevC.70.044319
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2003NO02      Phys.Rev. C 67, 034307 (2003)

A.Nord, J.Enders, A.E.de Almeida Pinto, D.Belic, P.von Brentano, C.Fransen, U.Kneissl, C.Kohstall, A.Linnemann, P.von Neumann-Cosel, N.Pietralla, H.H.Pitz, A.Richter, F.Stedile, V.Werner

Low-energy photon scattering experiments of ^{151, 153}Eu, ¹⁶³Dy, and ¹⁶⁵Ho and the systematics of the M1 scissors mode in odd-mass rare-earth nuclei

NUCLEAR REACTIONS ^151,153Eu, ¹⁶³Dy, ¹⁶⁵Ho(γ, γ'), E=4.05 MeV bremsstrahlung; measured Eγ, Iγ. ^151,153Eu, ¹⁶³Dy, ¹⁶⁵Ho deduced transitions B(M1), dipole strength distributions, scissors mode features. Comparisons with previous results in neighboring nuclides.

doi: 10.1103/PhysRevC.67.034307
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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 ¹⁸⁰Ta^m 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 T_1/2.

doi: 10.1103/PhysRevC.65.035801
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2002BR05      Phys.Rev. C65, 024313 (2002)

J.Bryssinck, L.Govor, F.Bauwens, D.Belic, P.von Brentano, D.De Frenne, C.Fransen, A.Gade, E.Jacobs, U.Kneissl, C.Kohstall, A.Linnemann, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, F.Stedile, V.Werner

Low-Energy Electromagnetic Excitation Strengths in ¹²¹Sb and ¹²³Sb

NUCLEAR REACTIONS ^121,123Sb(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ, elastic scattering cross sections. ^121,123Sb deduced levels excitation B(E1), B(M1). Nuclear resonance fluorescence, comparisons with neighboring nuclides.

doi: 10.1103/PhysRevC.65.024313
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2002KA25      Phys.Rev. C65, 054315 (2002)

L.Kaubler, K.D.Schilling, R.Schwengner, F.Donau, E.Grosse, D.Belic, P.von Brentano, M.Bubner, C.Fransen, M.Grinberg, U.Kneissl, C.Kohstall, A.Linnemann, P.Matschinsky, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, F.Stedile, V.Werner

Influence of the N = 50 Neutron Core on Dipole Excitations in ⁸⁷Rb

NUCLEAR REACTIONS ⁸⁷Rb(γ, γ'), E=4.0 MeV bremsstrahlung; measured Eγ, Iγ. ⁸⁷Rb deduced levels, J, π, configurations, excitation B(M1), B(E1), widths. Comparison with shell model predictions.

doi: 10.1103/PhysRevC.65.054315
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2001KO49      Yad.Fiz. 64, No 6, 1217 (2001); Phys.Atomic Nuclei 64, 1141 (2001)

C.Kohstall, D.Belic, P.von Brentano, C.Fransen, R.-D.Herzberg, J.Jolie, U.Kneissl, H.Lehmann, A.Linnemann, P.Matschinsky, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, F.Stedile, V.Werner, S.W.Yates

Low-Lying Dipole Excitations in the Stable Cd Isotopes: A systematics

NUCLEAR REACTIONS ^{110,111,112,113,114,116}Cd(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ, γ-ray polarization. ^{110,111,112,113,114,116}Cd deduced levels, J, π, B(E1). Nuclear resonance fluorescence.

doi: 10.1134/1.1383631
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2001ST03      Phys.Rev. C63, 024320 (2001)

F.Stedile, E.Fill, D.Belic, P.von Brentano, C.Fransen, A.Gade, U.Kneissl, C.Kohstall, A.Linnemann, P.Matschinsky, A.Nord, N.Pietralla, H.H.Pitz, M.Scheck, V.Werner

Low-Lying Dipole Excitations in the Odd-Proton, Midshell Nucleus ¹⁰³Rh

NUCLEAR REACTIONS ¹⁰³Rh(γ, γ'), E=2.4, 4.1 MeV bremsstrahlung; measured Eγ, Iγ. ¹⁰³Rh transitions deduced energies, widths, B(M1), B(E1), levels, dipole strength distribution, population inversion. Possble application to γ-ray laser discussed.

doi: 10.1103/PhysRevC.63.024320
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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
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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 ^{116,118,120,122,124}Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. ^{116,118,120,122,124}Sn deduced levels J, π, B(E1), B(E2).

doi: 10.1103/PhysRevC.61.024309
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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 3s_1/2 (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
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2000KO47      Trans.Bulg.Nucl.Soc. 5, 179 (2000)

C.Kohstall, D.Belic, P.von Brentano, C.Fransen, R.-D.Herzberg, J.Jolie, U.Kneissl, H.Lehmann, A.Linnemann, P.Matschinsky, A.Nord, N.Pietralla, H.H.Pitz, V.Werner, S.W.Yates

Systematics of Dipole Excitations in the Stable ^{110, 111, 112, 113, 114, 116}Cd Isotopes

NUCLEAR REACTIONS ^{110,111,112,113,114,116}Cd(γ, γ'), E=4.3 MeV bremsstrahlung; measured Eγ, Iγ. ^{110,111,112,113,114,116}Cd; deduced levels, dipole strength distributions. Comparison with model predictions.

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 ¹⁸⁰Ta^m 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
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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 J^π = 1^- Two-Phonon States in the Semimagic Even-Even Tin Isotopes ^{116, 118, 120, 122, 124}Sn

NUCLEAR REACTIONS ^{116,118,120,122,124}Sn(γ, γ'), E=4.1 MeV bremsstrahlung; measured Eγ, Iγ. ^{116,118,120,122,124}Sn deduced levels, J, π, excitation B(M1), two-phonon excitations. Quasiparticle-phonon model calculations.

doi: 10.1103/PhysRevC.59.1930
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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, 192}Os

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
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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
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1999PI07      Phys.Rev.Lett. 83, 1303 (1999)

N.Pietralla, C.Fransen, D.Belic, P.von Brentano, C.Friessner, U.Kneissl, A.Linnemann, A.Nord, H.H.Pitz, T.Otsuka, I.Schneider, V.Werner, I.Wiedenhover

Transition Rates between Mixed Symmetry States: First measurement in ⁹⁴Mo

RADIOACTIVITY ^94mTc(β⁺); measured Eγ, Iγ, γγ-coin following β-decay. ⁹⁴Mo deduced transitions B(M1), B(E2), δ, mixed-symmetry states.

NUCLEAR REACTIONS ⁹⁴Mo(γ, γ'), E=3.3, 4.0 MeV bremsstrahlung; measured Eγ, Iγ. ⁹⁴Mo deduced transitions B(M1), B(E2), δ, mixed-symmetry states.

doi: 10.1103/PhysRevLett.83.1303
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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