NSR Query Results
Output year order : Descending NSR database version of April 24, 2024. Search: Author = T.Hartmann Found 25 matches. 2020VO03 Phys.Rev. A 101, 042704 (2020) K.K.Voges, P.Gersema, T.Hartmann, T.A.Schulze, A.Zenesini, S.Ospelkaus Formation of ultracold weakly bound dimers of bosonic 23Na39K ATOMIC PHYSICS 23Na, 39K; measured frequencies; deduced Feshbach resonances, molecular signals, lifetimes.
doi: 10.1103/PhysRevA.101.042704
2019HA12 Phys.Rev. A 99, 032711 (2019) T.Hartmann, T.A.Schulze, K.K.Voges, P.Gersema, M.W.Gempel, E.Tiemann, A.Zenesini, S.Ospelkaus Feshbach resonances in 23Na+39K mixtures and refined molecular potentials for the NaK molecule ATOMIC PHYSICS 23Na, 39K; measured frequencies; deduced resonances. Comparison with theoretical calculations.
doi: 10.1103/PhysRevA.99.032711
2013PA38 Phys.Rev. C 88, 054316 (2013) H.Pai, J.Beller, N.Benouaret, J.Enders, T.Hartmann, O.Karg, P.von Neumann-Cosel, N.Pietralla, V.Yu.Ponomarev, C.Romig, M.Scheck, L.Schnorrenberger, S.Volz, M.Zweidinger Low-lying dipole strength in the N=28 shell-closure nucleus 52Cr NUCLEAR REACTIONS 52Cr(γ, γ'), E<9.9 MeV; measured Eγ, Iγ, γ(θ), integrated cross sections using bremsstrahlung beam at the superconducting Darmstadt linear electron accelerator S-DALINAC. 52Cr; deduced levels, PDR, J, π, Γ0, B(E1), B(M1), reduced transition widths. Comparison with microscopic QPM calculations.
doi: 10.1103/PhysRevC.88.054316
2011IS01 Phys.Rev. C 83, 034304 (2011) J.Isaak, D.Savran, M.Fritzsche, D.Galaviz, T.Hartmann, S.Kamerdzhiev, J.H.Kelley, E.Kwan, N.Pietralla, C.Romig, G.Rusev, K.Sonnabend, A.P.Tonchev, W.Tornow, A.Zilges Investigation of low-lying electric dipole strength in the semimagic nucleus 44Ca NUCLEAR REACTIONS 44Ca(polarized γ, γ'), E = 6-10, 9.9 MeV; measured Eγ, Iγ, γ(θ), integrated cross sections, and polarization asymmetry at DHIPS facility using S-DALINAC accelerator, and at HIγS facility. 44Ca; deduced levels, J, π, photon branching ratios, widths, B(E1) and B(M1) transition strengths. Comparisons with dipole strengths in 40,48Ca and with microscopic calculations within the extended theory of finite Fermi systems. Dependence of total E1 strength on neutron number.
doi: 10.1103/PhysRevC.83.034304
2005EN04 Acta Phys.Pol. B36, 1077 (2005) J.Enders, M.Babilon, T.Hartmann, A.Heine, P.von Neumann-Cosel, V.Yu.Ponomarev, N.Ryezayeva, S.Volz, A.Zilges, T.Guhr Electric dipole strength below the giant dipole resonance NUCLEAR STRUCTURE 138Ba, 140Ce, 142Nd, 144Sm, 204,206,208Pb; analyzed electric dipole strength distributions. Nuclear resonance fluorescence, Coulomb excitation, quasiparticle-phonon model.
2005ZI04 Prog.Part.Nucl.Phys. 55, 408 (2005) A.Zilges, M.Babilon, T.Hartmann, D.Savran, S.Volz Collective excitations close to the particle threshold NUCLEAR REACTIONS 40,44,48Ca, 138Ba, 140Ce, 142Nd, 144Sm(γ, γ'), E ≈ 10 MeV bremsstrahlung; analyzed Eγ, Iγ. 40,44,48Ca, 138Ba, 140Ce, 142Nd, 144Sm deduced B(E1), pygmy dipole resonance features.
doi: 10.1016/j.ppnp.2005.01.018
2004HA51 Phys.Rev.Lett. 93, 192501 (2004) T.Hartmann, M.Babilon, S.Kamerdzhiev, E.Litvinova, D.Savran, S.Volz, A.Zilges Microscopic Nature of the Pygmy Dipole Resonance: The Stable Ca Isotopes NUCLEAR REACTIONS 44Ca(γ, γ'), E=9.9 MeV bremsstrahlung; measured Eγ, Iγ. 44Ca deduced electric dipole strength distribution, pygmy dipole resonance features. NUCLEAR STRUCTURE 40,44,48Ca; analyzed B(E1), summed strength; deduced quasiparticle-phonon coupling contributions to pygmy dipole resonance. Microscopic model.
doi: 10.1103/PhysRevLett.93.192501
2003HA33 Nucl.Phys. A719, 308c (2003) T.Hartmann, S.Volz, M.Babilon, P.Mohr, K.Vogt, A.Zilges E1 strength in N = 82 nuclei NUCLEAR REACTIONS 138Ba, 140Ce, 144Sm(γ, γ'), E ≈ 9-10 MeV bremsstrahlung; measured Eγ, Iγ. 138Ba, 140Ce, 144Sm deduced E1 strength distributions, related features.
doi: 10.1016/S0375-9474(03)00938-2
2002BA28 Phys.Rev. C65, 037303 (2002) M.Babilon, T.Hartmann, P.Mohr, K.Vogt, S.Volz, A.Zilges Dipole and Electric Quadrupole Excitations in 32S up to 9.9 MeV NUCLEAR REACTIONS 32S(γ, γ'), E=9.9 MeV bremsstrahlung; measured Eγ, Iγ. 32S deduced levels, J, π, excitation B(E1), B(M1), B(E2), possible two-phonon state.
doi: 10.1103/PhysRevC.65.037303
2002BA81 Phys.Rev. C66, 028801 (2002) M.Babilon, W.Bayer, D.Galaviz, T.Hartmann, C.Hutter, P.Mohr, W.Rochow, K.Sonnabend, K.Vogt, S.Volz, A.Zilges Resonance strengths for the reaction 28Si(α, γ)32S at low energies NUCLEAR REACTIONS 28Si(α, γ), E=2.91 MeV; measured Eγ, Iγ; deduced resonance features, astrophysical reaction rate. 32S deduced resonances J, π, strength.
doi: 10.1103/PhysRevC.66.028801
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
2002HA13 Phys.Rev. C65, 034301 (2002) T.Hartmann, J.Enders, P.Mohr, K.Vogt, S.Volz, A.Zilges Dipole and Electric Quadrupole Excitations in 40, 48Ca NUCLEAR REACTIONS 40,48Ca(γ, γ'), E=9.9 MeV bremsstrahlung; measured Eγ, Iγ. 40,48Ca deduced levels, J, π, widths, B(E1) and B(E2) distributions. Comparison with model predictions.
doi: 10.1103/PhysRevC.65.034301
2002RY06 Phys.Rev.Lett. 89, 272502 (2002) N.Ryezayeva, T.Hartmann, Y.Kalmykov, H.Lenske, P.von Neumann-Cosel, V.Yu.Ponomarev, A.Richter, A.Shevchenko, S.Volz, J.Wambach Nature of Low-Energy Dipole Strength in Nuclei: The Case of a Resonance at Particle Threshold in 208Pb NUCLEAR REACTIONS 208Pb(γ, γ'), E=9.0 MeV bremsstrahlung; measured Eγ, Iγ. 208Pb deduced transitions, B(E1) strength distribution, resonance features. Quasiparticle phonon model calculations.
doi: 10.1103/PhysRevLett.89.272502
2002VO13 Nucl.Phys. A707, 241 (2002) K.Vogt, P.Mohr, M.Babilon, W.Bayer, D.Galaviz, T.Hartmann, C.Hutter, T.Rauscher, K.Sonnabend, S.Volz, A.Zilges Measurement of the (γ, n) Cross Section of the Nucleus 197Au Close Above the Reaction Threshold NUCLEAR REACTIONS 197Au(γ, n), E=8325-9900 keV bremsstrahlung; measured σ; deduced astrophysical reaction rates. Photoactivation technique. Comparison with previous results and model predictions.
doi: 10.1016/S0375-9474(02)00922-3
2002ZI05 Phy.Lett. 542B, 43 (2002) A.Zilges, S.Volz, M.Babilon, T.Hartmann, P.Mohr, K.Vogt Concentration of Electric Dipole Strength Below the Neutron Separation Energy in N=82 Nuclei NUCLEAR REACTIONS 138Ba, 140Ce, 144Sm(γ, γ'), E < 9.9 MeV bremsstrahlung; measured Eγ, Iγ. 138Ba, 140Ce, 144Sm deduced B(E1), resonance features.
doi: 10.1016/S0370-2693(02)02309-2
2001BA66 Nucl.Phys. A690, 272c (2001) M.Babilon, W.Bayer, K.Denefleh, J.Enders, D.Galaviz, T.Hartmann, C.Hutter, P.Mohr, K.Vogt, S.Volz, A.Zilges Nuclear Structure and Nuclear Astrophysics at a 10 MeV Bremsstrahlung Facility NUCLEAR REACTIONS 40,48Ca(γ, γ'), E=9.9 MeV bremsstrahlung; measured Eγ, Iγ. 40,48Ca deduced E1 strength distributions. Hg(γ, γ'), E=9.9 MeV bremsstrahlung; measured delayed Eγ, Iγ.
doi: 10.1016/S0375-9474(01)00957-5
2001LI17 Phys.Rev. C63, 047307 (2001) K.Lindenberg, F.Neumann, D.Galaviz, T.Hartmann, P.Mohr, K.Vogt, S.Volz, A.Zilges Half-Lives of Au, Hg, and Pb Isotopes from Photoactivation RADIOACTIVITY 196Au(β-), (EC); 195,197Hg, 203Pb(EC); 203Hg(β-); 199mHg, 204mPb(IT); measured T1/2. Photoactivation technique.
doi: 10.1103/PhysRevC.63.047307
2001MO19 Nucl.Phys. A688, 82c (2001) P.Mohr, M.Babilon, J.Enders, T.Hartmann, C.Hutter, K.Vogt, S.Volz, A.Zilges (γ, n) Reactions in a Quasi-Thermal Photon Bath NUCLEAR REACTIONS 190,192,198Pt(γ, n), E=8-12 MeV; measured Eγ, σ, astrophysical reaction rate. γ-process in Supernovae.
doi: 10.1016/S0375-9474(01)00673-X
2001VO08 Phys.Rev. C63, 055802 (2001) K.Vogt, P.Mohr, M.Babilon, J.Enders, T.Hartmann, C.Hutter, T.Rauscher, S.Volz, A.Zilges Measurement of the (γ, n) Reaction Rates of the Nuclides 190Pt, 192Pt, and 198Pt NUCLEAR REACTIONS 190,192,198Pt(γ, n), E=7650-9900 keV bremsstrahlung; measured σ; deduced astrophysical reaction rates. Activation technique. Superposition of bremsstrahlung spectra to simulate astrophysical conditions.
doi: 10.1103/PhysRevC.63.055802
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
2001VO21 Phys.Lett. 517B, 255 (2001) Simple Parametrization of Single- and Two-Nucleon Separation Energies in Terms of the Neutron to Proton Ratio N/Z NUCLEAR STRUCTURE A=1-266; analyzed one-, two-nucleon separation energies; deduced parametrization.
doi: 10.1016/S0370-2693(01)01014-0
2000HA34 Phys.Rev.Lett. 85, 274 (2000); Erratum Phys.Rev.Lett. 86, 4981 (2001) T.Hartmann, J.Enders, P.Mohr, K.Vogt, S.Volz, A.Zilges Measurement of the Dipole and Electric Quadrupole Strength Distributions up to 10 MeV in the Doubly Magic Nuclei 40Ca and 48Ca NUCLEAR REACTIONS 48Ca(γ, γ'), E=5.5, 8.0, 9.9 MeV bremsstrahlung; 40Ca(γ, γ'), E=9.9 MeV bremsstrahlung; measured Eγ, Iγ. 40,48Ca deduced B(E1), B(E2) strength distributions. 48Ca deduced pygmy dipole resonance, possible two-phonon quadrupole-octupole state.
doi: 10.1103/PhysRevLett.85.274
2000MO05 Eur.Phys.J. A 7, 45 (2000) P.Mohr, C.Hutter, K.Vogt, J.Enders, T.Hartmann, S.Volz, A.Zilges Half-Lives of Platinum Isotopes from Photoactivation RADIOACTIVITY 189,191Pt(EC); 197Pt(β-); 195mPt(IT); measured Eγ, Iγ, T1/2 following photoactivation. Comparison with adopted values.
doi: 10.1007/s100500050009
2000MO23 Phys.Lett. 488B, 127 (2000) P.Mohr, K.Vogt, M.Babilon, J.Enders, T.Hartmann, C.Hutter, T.Rauscher, S.Volz, A.Zilges Experimental Simulation of a Stellar Photon Bath by Bremsstrahlung: The astrophysical γ-process NUCLEAR REACTIONS 190,192,198Pt(γ, n), E=7200-9900 keV bremsstrahlung; measured σ. Activation technique. Astrophysical γ-process simulation.
doi: 10.1016/S0370-2693(00)00862-5
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
Back to query form |