NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = L.Schweikhard Found 120 matches. Showing 1 to 100. [Next]2023AU02 Phys.Rev. C 107, 064604 (2023) M.Au, M.Athanasakis-Kaklamanakis, L.Nies, R.Heinke, K.Chrysalidis, U.Koster, P.Kunz, B.Marsh, M.Mougeot, L.Schweikhard, S.Stegemann, Y.Vila Gracia, Ch.E.Dullmann, S.Rothe Production of neptunium and plutonium nuclides from uranium carbide using 1.4-GeV protons NUCLEAR REACTIONS U(p, X)235Np/236Np/237Np/238Np/239Np/240Np/241Np/235Pu/236Pu/237Pu/238Pu/239Pu/240Pu/241Pu, E=1.4 GeV; measured reaction products using resonance ionization laser ion source (RILIS), general purpose separator (GPS), and ISOLTRAP multireflection time-of-flight mass spectrometer (MR-ToF MS) at CERN-ISOLDE facility. 234,237,236,239,240U, 231,232,233,234,235,236,237,238,239,240,241Np, 235,236,237,238,239,240,241Pu; calculated production yields by inelastic reactions and through decays of precursors: 234,236,237Pa, 231,233,235Pu, 237,239,240U, 235Am, 235,236,238,239,240,241Np using GEANT4 QGSP_INCLXX+ABLA code. Comparison with predictions of GEANT4 and FLUKA simulations; discussed limit of accelerator-based isotope production at high-energy proton accelerator facilities for nuclides in the actinide region. ATOMIC PHYSICS 236,237,239Np, 236,239,240Pu; measured isotope shifts for the 395.6-nm ground-state transition in Np isotopes, and for the 413.4-nm ground-state transition in Pu isotopes by two-step ionization schemes using intra-cavity doubled Ti:Sa lasers to resonantly ionize Np and Pu isotopes.
doi: 10.1103/PhysRevC.107.064604
2023CU04 Phys.Rev.Lett. 131, 202501 (2023) J.G.Cubiss, A.N.Andreyev, A.E.Barzakh, P.Van Duppen, S.Hilaire, S.Peru, S.Goriely, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, D.Atanasov, K.Blaum, T.E.Cocolios, T.Day Goodacre, A.de Roubin, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, R.D.Harding, M.Huyse, N.Imai, D.T.Joss, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, D.Neidherr, G.G.O'Neill, R.D.Page, S.D.Prosnyak, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, S.Sels, L.V.Skripnikov, A.Stott, C.Van Beveren, E.Verstraelen, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Deformation versus Sphericity in the Ground States of the Lightest Gold Isotopes NUCLEAR MOMENTS 176,177,178,179,180,181,182,183,187,191,193,195Au [from U(p, X), E=1.4 GeV]; measured frequencies; deduced mean-squared charge radii, ground-state deformations, nuclear magnetic moments. Comparison with available data. The in-source, resonance-ionization laser spectroscopy technique, at the ISOLDE facility (CERN).
doi: 10.1103/PhysRevLett.131.202501
2023NI07 Phys.Rev.Lett. 131, 022502 (2023) L.Nies, D.Atanasov, M.Athanasakis-Kaklamanakis, M.Au, K.Blaum, J.Dobaczewski, B.S.Hu, J.D.Holt, J.Karthein, I.Kulikov, Y.A.Litvinov, D.Lunney, V.Manea, T.Miyagi, M.Mougeot, L.Schweikhard, A.Schwenk, K.Sieja, F.Wienholtz Isomeric Excitation Energy for 99Inm from Mass Spectrometry Reveals Constant Trend Next to Doubly Magic 100Sn ATOMIC MASSES 99,100,101In; measured TOF; deduced mass excess, excitation energies. The ISOLTRAP mass spectrometer at ISOLDE/CERN. RADIOACTIVITY 99In(IT); measured decay products; deduced excitation energy with small uncertainty, intriguing constancy of the isomer excitation energies in neutron-deficient indium that persists down to the N=50 shell closure, even when all neutrons are removed from the valence shell. Comparison with large-scale shell model, ab initio, and density functional theory calculations.
doi: 10.1103/PhysRevLett.131.022502
2023NI10 Phys.Rev.Lett. 131, 222503 (2023) L.Nies, L.Canete, D.D.Dao, S.Giraud, A.Kankainen, D.Lunney, F.Nowacki, B.Bastin, M.Stryjczyk, P.Ascher, K.Blaum, R.B.Cakirli, T.Eronen, P.Fischer, M.Flayol, V.Girard Alcindor, A.Herlert, A.Jokinen, A.Khanam, U.Koster, D.Lange, I.D.Moore, M.Muller, M.Mougeot, D.A.Nesterenko, H.Penttila, C.Petrone, I.Pohjalainen, A.de Roubin, V.Rubchenya, Ch.Schweiger, L.Schweikhard, M.Vilen, J.Aysto Further Evidence for Shape Coexistence in 79Znm near Doubly Magic 78Ni ATOMIC MASSES 79Zn; measured frequencies, TOF; deduced the excitation energy of the 1/2+ isomer, the bandhead of a low-lying deformed structure akin to a predicted low-lying deformed band, shape coexistence. Comparison with state-of-the-art shell-model diagonalizations, complemented with discrete nonorthogonal shell-model calculations. The time-of-flight ion cyclotron resonance (TOF-ICR) method, the JYFLTRAP double Penning trap at the ion guide isotope separator on-line (IGISOL) facility in Jyvaskyla (Finland), and the multi-reflection time-of-flight mass spectrometer (MR-TOF MS) of ISOLTRAP at ISOLDE at CERN (Switzerland).
doi: 10.1103/PhysRevLett.131.222503
2022AU03 Eur.Phys.J. A 58, 88 (2022) T.Aumann, W.Bartmann, O.Boine-Frankenheim, A.Bouvard, A.Broche, F.Butin, D.Calvet, J.Carbonell, P.Chiggiato, H.De Gersem, R.De Oliveira, T.Dobers, F.Ehm, J.Ferreira Somoza, J.Fischer, M.Fraser, E.Friedrich, A.Frotscher, M.Gomez-Ramos, J.-L.Grenard, A.Hobl, G.Hupin, A.Husson, P.Indelicato, K.Johnston, C.Klink, Y.Kubota, R.Lazauskas, S.Malbrunot-Ettenauer, N.Marsic, W.F.O Muller, S.Naimi, N.Nakatsuka, R.Necca, D.Neidherr, G.Neyens, A.Obertelli, Y.Ono, S.Pasinelli, N.Paul, E.C.Pollacco, D.Rossi, H.Scheit, M.Schlaich, A.Schmidt, L.Schweikhard, R.Seki, S.Sels, E.Siesling, T.Uesaka, M.Vilen, M.Wada, F.Wienholtz, S.Wycech, S.Zacarias PUMA, antiProton unstable matter annihilation
doi: 10.1140/epja/s10050-022-00713-x
2022KA45 Phys.Rev. C 106, 054325 (2022) O.Kaleja, B.Andjelic, O.Bezrodnova, K.Blaum, M.Block, S.Chenmarev, P.Chhetri, C.Droese, Ch.E.Dullmann, M.Eibach, S.Eliseev, J.Even, P.Filianin, F.Giacoppo, S.Gotz, Yu.Gusev, M.J.Gutierrez, F.P.Hessberger, N.Kalantar-Nayestanaki, J.J.W.van de Laar, M.Laatiaoui, S.Lohse, N.Martynova, E.Minaya Ramirez, A.K.Mistry, T.Murbock, Yu.Novikov, S.Raeder, D.Rodriguez, F.Schneider, L.Schweikhard, P.G.Thirolf, A.Yakushev Direct high-precision mass spectrometry of superheavy elements with SHIPTRAP ATOMIC MASSES 251,254No, 254,255,256Lr, 257Rf; measured cyclotron frequency; deduced mass excesses, two-neutron shell gap. Comparison to AME2020. Phase-imaging ion-cyclotron resonance mass spectrometry (PI-ICR MS) at SHIPTRAP setup. Isotopes produced in following reactions 206Pb(48Ca, 3n)251No, E=4.8 MeV/nucleon, 208Pb(48Ca, 2n)254No, E=4.56 MeV/nucleon, 209Bi(48Ca, 3n)254Lr, E=4.81 MeV/nucleon, 209Bi(48Ca, 2n)255Lr, E=4.56 MeV/nucleon, 209Bi(48Ca, n)256Lr, E=4.5 MeV/nucleon, 208Pb(50Ti, n)257Rf, E=4.65 MeV/nucleon at GSI Darmstadt. RADIOACTIVITY 258Db, 254Lr(α); deduced Q values. Comparison to other experimental data.
doi: 10.1103/PhysRevC.106.054325
2022SE09 Phys. Rev. Res. 4, 033229 (2022) S.Sels, F.M.Maier, M.Au, P.Fischer, C.Kanitz, V.Lagaki, S.Lechner, E.Leistenschneider, D.Leimbach, E.M.Lykiardopoulou, A.A.Kwiatkowski, T.Manovitz, Y.N.Vila Gracia, G.Neyens, P.Plattner, S.Rothe, L.Schweikhard, M.Vilen, R.N.Wolf, S.Malbrunot-Ettenauer Doppler and sympathetic cooling for the investigation of short-lived radioactive ions
doi: 10.1103/PhysRevResearch.4.033229
2021DA01 Phys.Rev.Lett. 126, 032502 (2021) T.Day Goodacre, A.V.Afanasjev, A.E.Barzakh, B.A.Marsh, S.Sels, P.Ring, H.Nakada, A.N.Andreyev, P.Van Duppen, N.A.Althubiti, B.Andel, D.Atanasov, J.Billowes, K.Blaum, T.E.Cocolios, J.G.Cubiss, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, K.T.Flanagan, L.P.Gaffney, L.Ghys, M.Huyse, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, Y.Martinez Palenzuela, P.L.Molkanov, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, P.Spagnoletti, C.Van Beveren, M.Veinhard, E.Verstraelen, A.Welker, K.Wendt, F.Wienholtz, R.N.Wolf, A.Zadvornaya, K.Zuber Laser Spectroscopy of Neutron-Rich 207, 208Hg Isotopes: Illuminating the Kink and Odd-Even Staggering in Charge Radii across the N = 126 Shell Closure NUCLEAR MOMENTS 202,203,206,207,208Hg; measured frequencies; deduced hyperfine spectra, mean-square charge radii. Comparison with relativistic Hartree-Bogoliubov and nonrelativistic Hartree-Fock-Bogoliubov approaches, available data.
doi: 10.1103/PhysRevLett.126.032502
2021DA16 Phys.Rev. C 104, 054322 (2021) T.Day Goodacre, A.V.Afanasjev, A.E.Barzakh, L.Nies, B.A.Marsh, S.Sels, U.C.Perera, P.Ring, F.Wienholtz, A.N.Andreyev, P.Van Duppen, N.A.Althubiti, B.Andel, D.Atanasov, R.S.Augusto, J.Billowes, K.Blaum, T.E.Cocolios, J.G.Cubiss, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, K.T.Flanagan, L.P.Gaffney, L.Ghys, A.Gottberg, M.Huyse, S.Kreim, P.Kunz, D.Lunney, K.M.Lynch, V.Manea, Y.Martinez Palenzuela, T.M.Medonca, P.L.Molkanov, M.Mougeot, J.P.Ramos, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, P.Spagnoletti, C.Van Beveren, M.Veinhard, E.Verstraelen, A.Welker, K.Wendt, R.N.Wolf, A.Zadvornaya, K.Zuber Charge radii, moments, and masses of mercury isotopes across the N=126 shell closure NUCLEAR MOMENTS 198,202,203,206,207,208Hg; measured hyperfine structure spectra using Versatile Arc Discharge and Laser Ion Source (VADLIS) in CERN-ISOLDE Resonance Ionization Laser Ion Source (RILIS) mode; deduced isotope shifts (δν) and charge radii (δ<r2) with respect to 198Hg, hyperfine factors a and b, static magnetic dipole (μ) and electric quadrupole (Q) moments for the ground states of 203Hg and 207Hg, Comparison of g factors with Schmidt values for 207Hg, 209Pb, 210Bi and 211Po, and charge radii, and odd-even staggering (OES) of the mean square charge radii with relativistic Hartree-Bogoliubov (RHB) calculations using DD-ME2, DD-MEδ, DD-PC1 and NL3* covariant energy-density functionals for 197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214Pb, 201,202,203,204,205,206,207,208,209,210Hg. Source of Hg isotopes were produced in Pb(p, X), E=1.4 GeV reaction, and using VADLIS+RILIS ion source, followed by separation of fragments using ISOLDE General Purpose Separator. 183,184,185,202,203,206,207,208Hg; measured ionization and release efficiency as a function of the half-life of mercury isotopes from a molten lead target, and compared with ABRABLA, FLUKA, and GEANT4 simulations. ATOMIC MASSES 206,207,208Hg, 208Pb; measured time-of-flight ion-cyclotron resonances, with reference to 208Pb using the RILIS+VADIS ion source and ISOLTRAP MR-ToF mass spectrometer (MS) at CERN-ISOLDE; deduced mass excesses for 206,207,208Hg, and compared with AME2020 values.
doi: 10.1103/PhysRevC.104.054322
2021MO23 Nat.Phys. 17, 1099 (2021) M.Mougeot, D.Atanasov, J.Karthein, R.N.Wolf, P.Ascher, K.Blaum, K.Chrysalidis, G.Hagen, J.D.Holt, W.J.Huang, G.R.Jansen, I.Kulikov, Yu.A.Litvinov, D.Lunney, V.Manea, T.Miyagi, T.Papenbrock, L.Schweikhard, A.Schwenk, T.Steinsberger, S.R.Stroberg, Z.H.Sun, A.Welker, F.Wienholtz, S.G.Wilkins, K.Zuber Mass measurements of 99-101In challenge ab initio nuclear theory of the nuclide 100Sn NUCLEAR REACTIONS La(p, X)99In/100In/101In, E=1.4 GeV; measured reaction products, TOF; deduced atomic masses. Comparison with AME2020, theoretical calculations.
doi: 10.1038/s41567-021-01326-9
2020BA17 Phys.Rev. C 101, 034308 (2020) A.E.Barzakh, D.Atanasov, A.N.Andreyev, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, K.Blaum, T.E.Cocolios, J.G.Cubiss, P.Van Duppen, T.Day Goodacre, A.de Roubin, Yu.A.Demidov, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, R.D.Harding, D.T.Joss, F.Herfurth, M.Huyse, N.Imai, M.G.Kozlov, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, D.Neidherr, R.D.Page, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, S.Sels, C.Van Beveren, E.Verstraelen, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Hyperfine anomaly in gold and magnetic moments of Iπ = 11/2- gold isomers NUCLEAR MOMENTS 177m,191m,193m,195mAu; measured hyperfine structure spectra (hfs), hyperfine splitting, differential hyperfine anomaly, magnetic dipole moments using in-source laser resonance-ionization spectroscopy (RILIS) at CERN-ISOLDE. Mass separated Au beams were produced in U(p, X), E=1.4 GeV reaction, and delivered to either the ISOLTRAP Multi-Reflection Time-of-Flight Mass Spectrometer (MR-ToF MS) or the Windmill (WM) decay station. Comparison to the previously measured magnetic moments. 185,186,187,189,189m,191,193,194Au; re-evaluated previously measured magnetic dipole moments by properly accounting for the hyperfine anomaly.
doi: 10.1103/PhysRevC.101.034308
2020BA29 Phys.Rev. C 101, 064321 (2020) A.E.Barzakh, D.Atanasov, A.N.Andreyev, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, K.Blaum, T.E.Cocolios, J.G.Cubiss, P.Van Duppen, T.Day Goodacre, A.de Roubin, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, R.D.Harding, M.Huyse, N.Imai, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, D.Neidherr, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, S.Sels, C.Van Beveren, E.Verstraelen, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Shape coexistence in 187Au studied by laser spectroscopy NUCLEAR MOMENTS 187,187mAu; measured hyperfine-structure (hfs) spectrum, time-of-flight of the 9/2- isomer of 187Au using ISOLTRAP's multireflection time-of-flight mass separator (MR-ToF-MS) and resonance-ionization laser spectroscopy technique at CERN-ISOLDE. 187mAu; deduced hfs parameters, isotope shift, mean-square charge radius, magnetic moment, shape coexistence, Nilsson configuration. 187,187mAu produced in U(p, F), E=1.4 GeV reaction, and separated in mass-to-charge ratio using the General Purpose Separator (GPS) of ISOLDE. Systematics of changes in mean-square charge radii for A=183-199 Au isotopes. Systematics of magnetic moments of the 9/2-, πh9/2 states in Bi, Th, Au and Fr isotopes.
doi: 10.1103/PhysRevC.101.064321
2020CU04 Phys.Rev. C 102, 044332 (2020) J.G.Cubiss, A.N.Andreyev, A.E.Barzakh, V.Manea, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, D.Atanasov, K.Blaum, T.E.Cocolios, T.Day Goodacre, A.de Roubin, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, R.D.Harding, F.Herfurth, M.Huyse, N.Imai, D.T.Joss, S.Kreim, D.Lunney, K.M.Lynch, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, D.Neidherr, G.G.O'Neill, R.D.Page, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, S.Sels, A.Stott, C.Van Beveren, P.Van Duppen, E.Verstraelen, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Laser-assisted decay spectroscopy and mass spectrometry of 178Au NUCLEAR MOMENTS 178,178mAu; measured hyperfine structure spectrum using multireflection time-of-flight mass spectrometer (MR-ToF MS) at CERN-ISOLDE; deduced spins based on hyperfine structure intensity patterns, magnetic dipole moments, Nilsson configurations. ATOMIC MASSES 178,178mAu; measured cyclotron frequency using time-of-flight ion-cyclotron (TOF-ICR) technique using Penning-trap system of ISOLTRAP at CERN-ISOLDE; deduced mass excesses, and excitation energy of the isomer in 178Au. RADIOACTIVITY 178,178mAu(α), (EC), (β+)[from U(p, X), E=1.4 GeV, followed by laser ionization and separation by mass-to-charge ratio using the GPS, then transported to Windmill (WM) system]; 178Pt(α)[from 178Au ϵ decay]; measured Eα, Iα, Eγ, Iγ, αγ-coin, α(x rays)-coin, half-lives of decays of 178Au and 178mAu using Si detectors for α particles and LEGe detector for γ rays. 178,178mAu; deduced branching ratios for α and ϵ decay modes, reduced α-decay widths, α-hindrance factors (HF), Nilsson configurations. 174,174mIr; deduced levels, J, total conversion coefficient for 56.8-keV transition in 174Ir, multipolarities, configurations, energy of the isomer. 174Ir(α)[from 178Au α decay]; measured αγ-coin. 170Re; deduced possible isomer in 170Re.
doi: 10.1103/PhysRevC.102.044332
2020HA24 Phys.Rev. C 102, 024312 (2020) R.D.Harding, A.N.Andreyev, A.E.Barzakh, D.Atanasov, J.G.Cubiss, P.Van Duppen, M.Al Monthery, N.A.Althubiti, B.Andel, S.Antalic, K.Blaum, T.E.Cocolios, T.Day Goodacre, A.de Roubin, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, D.A.Fink, L.P.Gaffney, L.Ghys, D.T.Joss, F.Herfurth, M.Huyse, N.Imai, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, D.Neidherr, R.D.Page, A.Pastore, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, S.Sels, C.Van Beveren, E.Verstraelen, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Laser-assisted decay spectroscopy for the ground states of 180, 182Au NUCLEAR MOMENTS 180,182Au; measured hyperfine structure spectra, magnetic moments of the ground states using the ISOLTRAP Multi-Reflection Time-of-Flight Mass Spectrometer and laser spectroscopy at ISOLDE, CERN; deduced J, π, Nilsson configurations of ground states. Comparison with theoretical magnetic moments, and with previous experimental results. Laser-ionized and mass-separated 180,182Au isotopes formed in 238U(p, X), E=1.4 GeV spallation reaction. RADIOACTIVITY 180Au(α), (β+)[from 238U(p, X), E=1.4 GeV, followed by separation using RILIS, General purpose separator (GPS) at ISOLDE-CERN]; measured Eα, Iα, Eγ, Iγ, I(x rays), αγ- and γγ-coin, half-life of 180Au decay. 176Ir; deduced levels, J, π, α-branching ratio, total conversion coefficients, multipolarities, α-hindrance factors.
doi: 10.1103/PhysRevC.102.024312
2020KU19 Nucl.Phys. A1002, 121990 (2020) I.Kulikov, A.Algora, D.Atanasov, P.Ascher, K.Blaum, R.B.Cakirli, A.Herlert, W.J.Huang, J.Karthein, Yu.A.Litvinov, D.Lunney, V.Manea, M.Mougeot, L.Schweikhard, A.Welker, F.Wienholtz Masses of short-lived 49Sc, 50Sc, 70As, 73Br and stable 196Hg nuclides ATOMIC MASSES 49,50Sc, 70As, 73Br, 196Hg; measured frequencies, time of flight; deduced mass excesses. Comparison with AME2016 evaluation.
doi: 10.1016/j.nuclphysa.2020.121990
2020MA09 Phys.Rev.Lett. 124, 092502 (2020) V.Manea, J.Karthein, D.Atanasov, M.Bender, K.Blaum, T.E.Cocolios, S.Eliseev, A.Herlert, J.D.Holt, W.J.Huang, Y.A.Litvinov, D.Lunney, J.Menendez, M.Mougeot, D.Neidherr, L.Schweikhard, A.Schwenk, J.Simonis, A.Welker, F.Wienholtz, K.Zuber First Glimpse of the N=82 Shell Closure below Z=50 from Masses of Neutron-Rich Cadmium Isotopes and Isomers ATOMIC MASSES 124,126,127,127m,128,129,129m,131,132Cd; measured mass excesses using phase-imaging ion cyclotron-resonance (PI-ICR) method with the ISOLTRAP spectrometer at ISOLDE-CERN. Cd isotopes were produced in U(p, F), E=1.4 GeV reaction followed by separation of fission fragments using ISOLDE High-resolution separator. Comparison with literature data in AME2016 evaluation, and with large-scale shell-model, mean-field, beyond-mean-field, and ab initio valence-space in-medium similarity renormalization group (VS-IMSRG) calculations. Systematics of S(n) for N=81, 83 and Z=48-68, and for two-neutron shell gaps for N=82, Z=42-70 nuclei.
doi: 10.1103/PhysRevLett.124.092502
2020MO25 Phys.Rev. C 102, 014301 (2020) M.Mougeot, D.Atanasov, C.Barbieri, K.Blaum, M.Breitenfeld, A.de Roubin, T.Duguet, S.George, F.Herfurth, A.Herlert, J.D.Holt, J.Karthein, D.Lunney, V.Manea, P.Navratil, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Schwenk, V.Soma, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Examining the N=28 shell closure through high-precision mass measurements of 46-48Ar ATOMIC MASSES 46,47,48Ar; measured Ramsey-type time-of-flight ion-cyclotron-resonances (TOF-ICR), mass excesses using the ISOLTRAP Penning trap mass spectrometer at CERN-ISOLDE. Comparison with previous experimental results, and with AME2016 and AME2012 evaluations. Radioactive argon isotopes produced in U(p, F), E=1.4 GeV reaction, and separated using ISOLTRAP on-line mass spectrometer and the ISOLDE High-Resolution Separator (HRS). Comparison with ab initio calculations using the valence space in-medium similarity renormalization group (VS-IMSRG) with self-consistent Green's function approach, and with the predictions from the UNEDF0 density functional, SDPF-U shell model. Systematics of S(2n) and pairing gaps in N=24-32 S, Cl, Ar, K, and Ca isotopes.
doi: 10.1103/PhysRevC.102.014301
2019AS04 Phys.Rev. C 100, 014304 (2019) P.Ascher, N.Althubiti, D.Atanasov, K.Blaum, R.B.Cakirli, S.Grevy, F.Herfurth, S.Kreim, D.Lunney, V.Manea, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Mass measurements of neutron-rich isotopes near N=20 by in-trap decay with the ISOLTRAP spectrometer ATOMIC MASSES 33,34Mg, 34Al, 34mAl, 34Si; measured cyclotron frequency ratios, and mass excesses using the ISOLTRAP Penning-trap spectrometer at ISOLDE-CERN. Combined mass excess for 34Al and 34mAl, as the two could not be separated. Comparison with AME-2016 evaluation. The 33,34Mg and 34Al isotopes were produced in UCx(p, X), E=1.4 GeV reaction, followed by laser-ionization by RILIS at ISOLDE-CERN. 34mAl and 34Si were obtained from the decay of 34Mg.
doi: 10.1103/PhysRevC.100.014304
2019BA22 Phys.Rev. C 99, 054317 (2019) A.E.Barzakh, J.G.Cubiss, A.N.Andreyev, M.D.Seliverstov, B.Andel, S.Antalic, P.Ascher, D.Atanasov, D.Beck, J.Bieron, K.Blaum, Ch.Borgmann, M.Breitenfeldt, L.Capponi, T.E.Cocolios, T.Day Goodacre, X.Derkx, H.De Witte, J.Elseviers, D.V.Fedorov, V.N.Fedosseev, S.Fritzsche, L.P.Gaffney, S.George, L.Ghys, F.P.Hessberger, M.Huyse, N.Imai, Z.Kalaninova, D.Kisler, U.Koster, M.Kowalska, S.Kreim, J.F.W.Lane, V.Liberati, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, S.Mitsuoka, P.L.Molkanov, Y.Nagame, D.Neidherr, K.Nishio, S.Ota, D.Pauwels, L.Popescu, D.Radulov, E.Rapisarda, J.P.Revill, M.Rosenbusch, R.E.Rossel, S.Rothe, K.Sandhu, L.Schweikhard, S.Sels, V.L.Truesdale, C.Van Beveren, P.Van den Bergh, P.Van Duppen, Y.Wakabayashi, K.D.A.Wendt, F.Wienholtz, B.W.Whitmore, G.L.Wilson, R.N.Wolf, K.Zuber Inverse odd-even staggering in nuclear charge radii and possible octupole collectivity in 217, 218, 219At revealed by in-source laser spectroscopy NUCLEAR MOMENTS 217,218,219At; measured hyperfine structure spectra, isotopic shifts, and hyperfine splitting constants using in-source resonance-ionization technique at CERN-ISOLDE; deduced magnetic dipole and electric quadrupole moments, changes in nuclear mean-square charge radii, octupole collectivity. 217,218,219At isotopes produced in U(p, X), E=1.4 GeV reaction. Systematics of g factors in 209,211,213Bi, 211,217,219At, 213,219,221,223,225Fr, 215,217,227Ac, changes in rms charge radii for 207,208,209,210,211,217,218,219At, shell-effect parameters in Pb, Bi, Po, At, Rn, Fr, Ra, Ac isotopes, and odd-even staggering in 205,207,209,211Pb, 207,209,217Po, 208,210,218At, 210,212,220,222,224,226Fr, 219,221Rn, 221,223,225,227Ra.
doi: 10.1103/PhysRevC.99.054317
2019HU15 Eur.Phys.J. A 55, 96 (2019) W.J.Huang, D.Atanasov, G.Audi, K.Blaum, R.B.Cakirli, A.Herlert, M.Kowalska, S.Kreim, Yu.A.Litvinov, D.Lunney, V.Manea, M.Mougeot, M.Rosenbusch, L.Schweikhard, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Evaluation of high-precision atomic masses of A ∼ 50-80 and rare-earth nuclides measured with ISOLTRAP NUCLEAR REACTIONS Ta, U(p, x), E=1.4 GeV; measured reactions on thick, heated target[U in the form of uranium carbide] using Penning-trap spectrometer ISOLTRAP. 52,53,54,55,56,57Cr, 55Mn, 56,59Fe, 59Co, 75,77,78,79Ga, 140Ce, 140Nd, 156Dy, 160Yb, 168mLu, 178Yb; deduced mass excess. Compared with AME2012, suggested combined mass excess value.
doi: 10.1140/epja/i2019-12775-5
2019KA30 Phys.Rev. C 100, 015502 (2019);Erratum Phys. Rev. C 101, 049901 (2020) J.Karthein, D.Atanasov, K.Blaum, M.Breitenfeldt, V.Bondar, S.George, L.Hayen, D.Lunney, V.Manea, M.Mougeot, D.Neidherr, L.Schweikhard, N.Severijns, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber QEC-value determination for 21Na → 21Ne and 23Mg → 23Na mirror-nuclei decays using high-precision mass spectrometry with ISOLTRAP at the CERN ISOLDE facility ATOMIC MASSES 21Na, 23Mg; measured time-of-flight spectrum using laser ionization, Ramsey-type ion-cyclotron resonances, cyclotron frequency ratios using ISOLTRAP at ISOLDE-CERN facility; deduced Q(ϵ) values. Comparison with previous measurements. RADIOACTIVITY 21Na, 23Mg(EC)[from SiC(p, X), E=1.4 GeV from CERN Proton-Synchrotron booster, followed by magnetic mass separation using the general-purpose separator (GPS), laser ion source VADLIS, and ISOLDE resonant ionization laser ion source RILIS]; deduced Q(ϵ) from measured mass excesses, logft, up-down Vud element of the Cabibbo-Kobayashi-Maskawa quark mixing matrix. Comparison between Vud values for mirror-nuclei: 19Ne, 29P, 35Ar, 37K and 21Na.
doi: 10.1103/PhysRevC.100.015502
2019KA48 Hyperfine Interactions 240, 61 (2019) J.Karthein, D.Atanasov, K.Blaum, S.Eliseev, P.Filianin, D.Lunney, V.Manea, M.Mougeot, D.Neidherr, Y.Novikov, L.Schweikhard, A.Welker, F.Wienholtz, K.Zuber Direct decay-energy measurement as a route to the neutrino mass RADIOACTIVITY 131Cs(EC); measured decay products, frequencies; deduced Q-value, mass excess, excluded this transition for neutrino mass measurements.
doi: 10.1007/s10751-019-1601-z
2019SE04 Phys.Rev. C 99, 044306 (2019) S.Sels, T.Day Goodacre, B.A.Marsh, A.Pastore, W.Ryssens, Y.Tsunoda, N.Althubiti, B.Andel, A.N.Andreyev, D.Atanasov, A.E.Barzakh, M.Bender, J.Billowes, K.Blaum, T.E.Cocolios, J.G.Cubiss, J.Dobaczewski, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, K.T.Flanagan, L.P.Gaffney, L.Ghys, P.-H.Heenen, M.Huyse, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, Y.Martinez Palenzuela, T.M.Medonca, P.L.Molkanov, T.Otsuka, J.P.Ramos, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, P.Spagnoletti, C.Van Beveren, P.Van Duppen, M.Veinhard, E.Verstraelen, A.Welker, K.Wendt, F.Wienholtz, R.N.Wolf, A.Zadvornaya Shape staggering of midshell mercury isotopes from in-source laser spectroscopy compared with density-functional-theory and Monte Carlo shell-model calculations NUCLEAR MOMENTS 177,178,179,180,181,182,183,184,185,185mHg; measured hyperfine structure (hfs) spectra, hyperfine coupling constants, isotope shifts, and rms charge radii using the in-source resonance-ionization spectroscopy method combined with decay spectroscopy, and Multi-Reflection Time-of-Flight Mass Spectrometer (MR-TOF MS) at CERN-ISOLDE facility; deduced magnetic dipole moments, and spectroscopic quadrupole moments, configurations. Comparison with theoretical calculations using density functional theory (DFT) with Skyrme parametrizations, and Monte Carlo shell model (MCSM). Ions of Hg activities produced in Pb(p, X), E=1.4 GeV, using molten lead target. NUCLEAR REACTIONS Pb, U(p, X)177Hg/178Hg/179Hg/180Hg/181Hg/182Hg/183Hg/184Hg/185Hg/185mHg, E=1.4 GeV from PS-Booster synchrotron; measured production yields for different target-ion source configurations: VADLIS or RILIS at CERN-ISOLDE facility.
doi: 10.1103/PhysRevC.99.044306
2018CU02 Phys.Rev. C 97, 054327 (2018) J.G.Cubiss, A.E.Barzakh, M.D.Seliverstov, A.N.Andreyev, B.Andel, S.Antalic, P.Ascher, D.Atanasov, D.Beck, J.Bieron, K.Blaum, Ch.Borgmann, M.Breitenfeldt, L.Capponi, T.E.Cocolios, T.Day Goodacre, X.Derkx, H.De Witte, J.Elseviers, D.V.Fedorov, V.N.Fedosseev, S.Fritzsche, L.P.Gaffney, S.George, L.Ghys, F.P.Hessberger, M.Huyse, N.Imai, Z.Kalaninova, D.Kisler, U.Koster, M.Kowalska, S.Kreim, J.F.W.Lane, V.Liberati, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, S.Mitsuoka, P.L.Molkanov, Y.Nagame, D.Neidherr, K.Nishio, S.Ota, D.Pauwels, L.Popescu, D.Radulov, E.Rapisarda, J.P.Revill, M.Rosenbusch, R.E.Rossel, S.Rothe, K.Sandhu, L.Schweikhard, S.Sels, V.L.Truesdale, C.Van Beveren, P.Van den Bergh, Y.Wakabayashi, P.Van Duppen, K.D.A.Wendt, F.Wienholtz, B.W.Whitmore, G.L.Wilson, R.N.Wolf, K.Zuber Charge radii and electromagnetic moments of 195-211At NUCLEAR MOMENTS 195,195m,196,197,197m,198,198m,199,199m,200,200m,201,202,202m,203,204,205,206,207,208,209,210,211At; measured hfs spectra, hyperfine coupling constants, isotope shifts, and rms charge radii using the in-source resonance-ionization spectroscopy method, and Multi-Reflection Time-of-Flight Mass Spectrometer (MR-TOF MS) at CERN-ISOLDE; deduced magnetic dipole moments and spectroscopic quadrupole moments, configurations, and quadrupole deformation parameters. 206At; deduced J. Detailed systematics of magnetic dipole moments, spectroscopic quadrupole moments, deformations, and rms charge radii in Hg, Tl, Pb, Bi, Po, At, Fr, Ra and Ac nuclei. Comparison with theoretical calculations using multiconfiguration Dirac-Hartree-Fock (MCDHF) method. NUCLEAR REACTIONS U(p, X)195At/195mAt/196At/197At/197mAt/198At/198mAt/199At/199mAt/200At/200m1At/200m2At/201At/202At/202mAt/203At/204At/205At/206At/207At/208At/209At/210At/211At, E=1.4 GeV; produced radioactive astatine isotopes by spallation reaction with beam from CERN PS Booster impinging on a thick UCx target, followed by injection into a hot cavity of the Resonance Ionization Laser Ion Source (RILIS), and ionization by a three-step photoionization scheme.
doi: 10.1103/PhysRevC.97.054327
2018CU04 Phys.Lett. B 786, 355 (2018) J.G.Cubiss, A.E.Barzakh, A.N.Andreyev, M.Al Monthery, N.Althubiti, B.Andel, S.Antalic, D.Atanasov, K.Blaum, T.E.Cocolios, T.Day Goodacre, R.P.de Groote, A.de Roubin, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, R.Ferrer, D.A.Fink, L.P.Gaffney, L.Ghys, A.Gredley, R.D.Harding, F.Herfurth, M.Huyse, N.Imai, D.T.Joss, U.Koster, S.Kreim, V.Liberati, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, Y.Martinez Palenzuela, P.L.Molkanov, P.Mosat, D.Neidherr, G.G.O'Neill, R.D.Page, T.J.Procter, E.Rapisarda, M.Rosenbusch, S.Rothe, K.Sandhu, L.Schweikhard, M.D.Seliverstov, S.Sels, P.Spagnoletti, V.L.Truesdale, C.Van Beveren, P.Van Duppen, M.Veinhard, M.Venhart, M.Veselsky, F.Wearing, A.Welker, F.Wienholtz, R.N.Wolf, S.G.Zemlyanoy, K.Zuber Change in structure between the I=1/2 states in 181Tl and 177, 179Au RADIOACTIVITY 181Tl(α) [from U(p, X), E=1.4 GeV]; measured decay products, Eα, Iα; deduced α-decay branching ratio and T1/2. Comparison with available data. NUCLEAR MOMENTS 177,179Au; measured frequencies; deduced hyperfine spectra, magnetic dipole moments, J assignments of the ground states.
doi: 10.1016/j.physletb.2018.10.005
2018MO14 Phys.Rev.Lett. 120, 232501 (2018) M.Mougeot, D.Atanasov, K.Blaum, K.Chrysalidis, T.Day Goodacre, D.Fedorov, V.Fedosseev, S.George, F.Herfurth, J.D.Holt, D.Lunney, V.Manea, B.Marsh, D.Neidherr, M.Rosenbusch, S.Rothe, L.Schweikhard, A.Schwenk, C.Seiffert, J.Simonis, S.R.Stroberg, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Precision Mass Measurements of 58-63Cr: Nuclear Collectivity Towards the N=40 Island of Inversion ATOMIC MASSES 58,59,60,61,62,63Cr; measured cyclotron frequency, TOF; deduced mass excesses. Comparison with AME16, theoretical calculations.
doi: 10.1103/PhysRevLett.120.232501
2017AL34 Phys.Rev. C 96, 044325 (2017) N.A.Althubiti, D.Atanasov, K.Blaum, T.E.Cocolios, T.Day Goodacre, G.J.Farooq-Smith, D.V.Fedorov, V.N.Fedosseev, S.George, F.Herfurth, K.Heyde, S.Kreim, D.Lunney, K.M.Lynch, V.Manea, B.A.Marsh, D.Neidherr, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, M.D.Seliverstov, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber, for the ISOLTRAP Collaboration Spectroscopy of the long-lived excited state in the neutron-deficient nuclides 195, 197, 199Po by precision mass measurements ATOMIC MASSES 195,195m,196,197,197m,199m,203,208Po; measured cyclotron frequency ratios, mass excesses using ISOLTRAP Penning-trap mass spectrometer at ISOLDE-CERN. The Po isotopes produced in U(p, X), E=1.4 GeV using RILIS and high-resolution mass spectrometer. 191m,193mPb, 195m,197mPo, 199m,201mRn, 203m,205mRa; deduced level energies of 13/2+ isomers in odd-A polonium isotopes from mass measurements, and other isomers from α decay. Comparison with evaluated data in AME-2016. RADIOACTIVITY 195,195m,197,197m,199mPo(α)[from U(p, X), E=1.4 GeV using RILIS and high-resolution mass spectrometer at ISOLDE-CERN]; measured Eα, Iα.
doi: 10.1103/PhysRevC.96.044325
2017AT01 J.Phys.(London) G44, 044004 (2017) D.Atanasov, D.Beck, K.Blaum, C.Borgmann, R.B.Cakirli, T.Eronen, S.George, F.Herfurth, A.Herlert, M.Kowalska, S.Kreim, Y.A.Litvinov, D.Lunney, V.Manea, D.Neidherr, M.Rosenbusch, L.Schweikhard, F.Wienholtz, R.N.Wolf, K.Zuber Precision mass measurements of cesium isotopes-new entries in the ISOLTRAP chronicles ATOMIC MASSES 123,146,147,148Cs [from U(p, X)148Cs/147Cs/146Cs/132Cs, E=1.4 GeV]; measured the time-of-flight resonances; deduced time-of- flight ion-cyclotron resonance spectrum, mass excess. Comparison with AME2012 evaluation.
doi: 10.1088/1361-6471/aa5a20
2017DE18 Phys.Rev. C 96, 014310 (2017);Erratum Phys.Rev. C 97, 059902 (2018) A.de Roubin, D.Atanasov, K.Blaum, S.George, F.Herfurth, D.Kisler, M.Kowalska, S.Kreim, D.Lunney, V.Manea, E.Minaya Ramirez, M.Mougeot, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Nuclear deformation in the A ≈ 100 region: Comparison between new masses and mean-field predictions ATOMIC MASSES 100,101,102Sr, 100,101,102Rb; measured frequency ratios and mass excesses by the time-of-flight ion cyclotron resonance (ToF-ICR) method using the multireflection time-of-flight mass spectrometer (MR-ToF MS), precision Penning traps, and ISOLTRAP at ISOLDE/CERN. The Sr and Rb isotopes produced as fission fragments in U(p, F), E=1.4 GeV using uranium carbide target, and ISOLDE high-resolution separator (HRS). Comparison with previous measurements, AME-2012 evaluation, and different self-consistent mean-field calculations with different Skyrme and Gogny effective interactions. Systematics of experimental and theoretical S(2n), root mean square charge radii, and odd-even staggering for N=56-66 Rb, Sr and Kr nuclei. Discussed competition of nuclear shapes in the A=100 mass region.
doi: 10.1103/PhysRevC.96.014310
2017GI07 Acta Phys.Pol. B48, 423 (2017) F.Giacoppo, K.Blaum, M.Block, P.Chhetri, Ch.E.Dullmann, C.Droese, S.Eliseev, P.Filianin, S.Gotz, Y.Gusev, F.Herfurth, F.P.Hessberger, O.Kaleja, J.Khuyagbaatar, M.Laatiaoui, F.Lautenschlager, C.Lorenz, G.Marx, E.Minaya Ramirez, A.Mistry, Yu.N.Novikov, W.R.Plass, S.Raeder, D.Rodriguez, D.Rudolph, L.G.Sarmiento, C.Scheidenberger, L.Schweikhard, P.Thirolf, A.Yakushev Recent Upgrades of the SHIPTRAP Setup: On the Finish Line Towards Direct Mass Spectroscopy of Superheavy Elements
doi: 10.5506/APhysPolB.48.423
2017LO13 Phys.Rev. C 96, 034315 (2017) Ch.Lorenz, L.G.Sarmiento, D.Rudolph, D.E.Ward, M.Block, F.P.Hessberger, D.Ackermann, L.-L.Andersson, M.L.Cortes, C.Droese, M.Dworschak, M.Eibach, U.Forsberg, P.Golubev, R.Hoischen, I.Kojouharov, J.Khuyagbaatar, D.Nesterenko, I.Ragnarsson, H.Schaffner, L.Schweikhard, S.Stolze, J.Wenzl Quantum-state-selective decay spectroscopy of 213Ra RADIOACTIVITY 213Ra(α), (EC), (β+)[from 170Er(48Ca, 5n), E=4.30 MeV/nucleon using velocity filter SHIP and SHIPTRAP Penning trap at GSI UNILAC facility]; 209Rn(α), (EC), (β+)[from 213Ra α decay]; 213Fr(α), (EC), (β+)[from 213Ra EC decay]; 209At(α), (EC), (β+)[from 209Rn EC decay]; measured Eα, Iα, Eγ, Iγ, αγ-coin, (x ray)α-coin, α and EC+β+ branching ratios using TASISpec setup at GSI. GEANT4 simulations. 209Rn; deduced levels, α feedings, γ-ray branching ratios, multipolarity. Comparison with evaluated data, and Nilsson-Strutinsky and shell-model calculations. 209Rn; calculated levels, J, π using shell model with pbpop interaction, total energy surface in (ϵ2, ϵ4) plane, and compared with experimental data, and other theoretical calculations.
doi: 10.1103/PhysRevC.96.034315
2017MA29 Phys.Rev. C 95, 054322 (2017) V.Manea, P.Ascher, D.Atanasov, A.E.Barzakh, D.Beck, K.Blaum, Ch.Borgmann, M.Breitenfeldt, R.B.Cakirli, T.E.Cocolios, T.Day Goodacre, D.V.Fedorov, V.N.Fedosseev, S.George, F.Herfurth, M.Kowalska, S.Kreim, Yu.A.Litvinov, D.Lunney, B.Marsh, D.Neidherr, M.Rosenbusch, R.E.Rossel, S.Rothe, L.Schweikhard, F.Wienholtz, R.N.Wolf, K.Zuber Penning-trap mass spectrometry and mean-field study of nuclear shape coexistence in the neutron-deficient lead region ATOMIC MASSES 180,185,188,190Au, 197,197m,219At; measured cyclotron frequency ratios with respect to 133Cs+ by the time-of-flight ion-cyclotron-resonance (ToF-ICR) technique using ISOLTRAP at ISOLDE-CERN; deduced mass excesses, and compared to values from AME-2012. Isotopes prepared by 1.4-GeV protons incident on UCx target at CERN's proton synchrotron booster (PSB), followed by selective ionization by resonance-ionization laser ion source (RILIS), and mass separation using magnetic separators at ISOLDE. 197At; deduced ground state and the energy of the isomer. Systematics of S(2n) and rms charge radii for N=100-114, Au and Hg isotopes.
doi: 10.1103/PhysRevC.95.054322
2017WE09 Eur.Phys.J. A 53, 153 (2017) A.Welker, P.Filianin, N.A.S.Althubiti, D.Atanasov, K.Blaum, T.E.Cocolios, S.Eliseev, F.Herfurth, S.Kreim, D.Lunney, V.Manea, D.Neidherr, Yu.Novikov, M.Rosenbusch, L.Schweikhard, F.Wienholtz, R.N.Wolf, K.Zuber Precision electron-capture energy in 202Pb and its relevance for neutrino mass determination ATOMIC PHYSICS 202Tl, 202Pb; measured cyclotron frequency of ionized atoms relative to 133Cs, 181Ta16O and 203Tl using Penning trap mass spectrometer ISOLTRAP at ISOLDE (CERN); deduced electron capture Q-value. Planned using EC capture to determine electron neutrino mass in few-eV level using cryogenic micro-calorimeter.
doi: 10.1140/epja/i2017-12345-y
2017WE16 Phys.Rev.Lett. 119, 192502 (2017) A.Welker, N.A.S.Althubiti, D.Atanasov, K.Blaum, T.E.Cocolios, F.Herfurth, S.Kreim, D.Lunney, V.Manea, M.Mougeot, D.Neidherr, F.Nowacki, A.Poves, M.Rosenbusch, L.Schweikhard, F.Wienholtz, R.N.Wolf, K.Zuber Binding Energy of 79Cu: Probing the Structure of the Doubly Magic 78Ni from Only One Proton Away ATOMIC MASSES 75,76,77,78,79Cu; measured TOF ion-cyclotron resonance; deduced mass excess. Comparison with AME2016 evaluation.
doi: 10.1103/PhysRevLett.119.192502
2015AT03 Phys.Rev.Lett. 115, 232501 (2015) D.Atanasov, P.Ascher, K.Blaum, R.B.Cakirli, T.E.Cocolios, S.George, S.Goriely, F.Herfurth, H.-T.Janka, O.Just, M.Kowalska, S.Kreim, D.Kisler, Y.A.Litvinov, D.Lunney, V.Manea, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Welker, F.Wienholtz, R.N.Wolf, K.Zuber Precision Mass Measurements of 129-131Cd and Their Impact on Stellar Nucleosynthesis via the Rapid Neutron Capture Process ATOMIC MASSES 129,130,131Cd; measured TOF-ICR resonance spectra; deduced masses, corrections to the existing values, neutron separation energies. Penning-trap spectrometer ISOLTRAP at ISOLDE/CERN.
doi: 10.1103/PhysRevLett.115.232501
2015EL03 Phys.Rev.Lett. 115, 062501 (2015) S.Eliseev, K.Blaum, M.Block, S.Chenmarev, H.Dorrer, Ch.E.Dullmann, C.Enss, P.E.Filianin, L.Gastaldo, M.Goncharov, U.Koster, F.Lautenschlager, Yu.N.Novikov, A.Rischka, R.X.Schussler, L.Schweikhard, A.Turler Direct Measurement of the Mass Difference of 163Ho and 163Dy Solves the Q-Value Puzzle for the Neutrino Mass Determination ATOMIC MASSES 163Ho, 163Dy; measured period of the cyclotron frequencies; deduced Q-values, mass differences. Comparison with the Atomic Mass Evaluation 2012.
doi: 10.1103/PhysRevLett.115.062501
2015RO10 Phys.Rev.Lett. 114, 202501 (2015) M.Rosenbusch, P.Ascher, D.Atanasov, C.Barbieri, D.Beck, K.Blaum, Ch.Borgmann, M.Breitenfeldt, R.B.Cakirli, A.Cipollone, S.George, F.Herfurth, M.Kowalska, S.Kreim, D.Lunney, V.Manea, P.Navratil, D.Neidherr, L.Schweikhard, V.Soma, J.Stanja, F.Wienholtz, R.N.Wolf, K.Zuber Probing the N=32 Shell Closure below the Magic Proton Number Z=20: Mass Measurements of the Exotic Isotopes 52, 53K ATOMIC MASSES 52,53K; measured time-of-flight spectra for nuclides; deduced masses. Comparison with Skyrme-Hartree-Fock-Bogoliubov and ab initio Gorkov-Green function calculations.
doi: 10.1103/PhysRevLett.114.202501
2014BO26 Phys.Rev. C 90, 044307 (2014) Ch.Bohm, Ch.Borgmann, G.Audi, D.Beck, K.Blaum, M.Breitenfeldt, R.B.Cakirli, T.E.Cocolios, S.Eliseev, S.George, F.Herfurth, A.Herlert, M.Kowalska, S.Kreim, D.Lunney, V.Manea, E.Minaya Ramirez, S.Naimi, D.Neidherr, M.Rosenbusch, L.Schweikhard, J.Stanja, M.Wang, R.N.Wolf, K.Zuber Evolution of nuclear ground-state properties of neutron-deficient isotopes around Z=82 from precision mass measurements ATOMIC MASSES 184,186,190m,193m,194,194m,195,195m,198,198mTl, 202,208Pb, 207,208Fr, 224Ra; measured cyclotron frequencies high-precision mass excesses using Penning-trap ISOLTRAP at ISOLDE/CERN; deduced S(2n), S(2p), pairing gap parameter, odd-even effect. Isotopes produced by impinging a 1.4-GeV proton beam on a thick, high-temperature uranium carbide (UCx) target. Comparison with other experimental results, AME-03, AME-12 evaluations, and microscopic calculations assuming spherical shape of the ground states. Systematics of pairing gaps, S(2p), S(2n), and excitation energy of the (9/2-) isomers for N=96-124 Au and Tl nuclei. Analyzed gradual development of collectivity with proton removal in Z=82.
doi: 10.1103/PhysRevC.90.044307
2014KR09 Phys.Rev. C 90, 024301 (2014) S.Kreim, D.Beck, K.Blaum, Ch.Borgmann, M.Breitenfeldt, T.E.Cocolios, A.Gottberg, F.Herfurth, M.Kowalska, Yu.A.Litvinov, D.Lunney, V.Manea, T.M.Mendonca, S.Naimi, D.Neidherr, M.Rosenbusch, L.Schweikhard, Th.Stora, F.Wienholtz, R.N.Wolf, K.Zuber Competition between pairing correlations and deformation from the odd-even mass staggering of francium and radium isotopes ATOMIC MASSES 222,224,226,227,228,229,230,231,232,233Fr, 233,234Ra[isotopes from U(p, F), E=1.4 GeV]; measured TOF-ICR resonances, frequency ratios, mass excesses using ISOLTRAP Penning-trap at ISOLDE-CERN facility; deduced odd-even staggering in binding energies, S(2n), three-point pairing-gap estimator Δ3(N); calculated Nilsson single-particle level schemes for N=128-148 nuclei using HF and HFB approaches, and connections to the single-particle level density and nuclear quadrupole and octupole deformations. Comparison with mass measurements using ESR at GSI and AME-2003 evaluation. RADIOACTIVITY 233Fr(β-)[from U(p, F), E=1.4 GeV]; measured (ion)β correlations, ground-state half-life.
doi: 10.1103/PhysRevC.90.024301
2014NE15 Phys.Rev. C 90, 042501 (2014) D.A.Nesterenko, S.Eliseev, K.Blaum, M.Block, S.Chenmarev, A.Dorr, C.Droese, P.E.Filianin, M.Goncharov, E.Minaya Ramirez, Yu.N.Novikov, L.Schweikhard, V.V.Simon Direct determination of the atomic mass difference of 187Re and 187Os for neutrino physics and cosmochronology ATOMIC MASSES 187Re, 187Os; measured cyclotron-frequency ratio of 187Re and 187Os ions, mass difference using Penning-trap mass spectrometer SUIPTRAP at GSI facility; deduced Q value for 187Re decay. Comparison with previous experimental results. Possibility of electron capture by 187Os ions in hot stellar conditions. RADIOACTIVITY 187Re(β-); measured precise Q value from mass difference of 187Re and 187Os ions using SHIPTRAP at GSI. Comparison with other results. Relevance to cosmochronology.
doi: 10.1103/PhysRevC.90.042501
2013DR04 Eur.Phys.J. A 49, 13 (2013) C.Droese, D.Ackermann, L.-L.Andersson, K.Blaum, M.Block, M.Dworschak, M.Eibach, S.Eliseev, U.Forsberg, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, G.Marx, E.Minaya Ramirez, D.Nesterenko, Yu.N.Novikov, W.R.Plass, D.Rodriguez, D.Rudolph, C.Scheidenberger, L.Schweikhard, S.Stolze, P.G.Thirolf, C.Weber High-precision mass measurements of 203-207Rn and 213Ra with SHIPTRAP NUCLEAR REACTIONS Dy(48Ca, 204Rn), (48Ca, 205Rn), (48Ca, 206Rn), (48Ca, 207Rn), E=4.4 MeV/nucleon;170Er(48Ca, 213Ra), E=4.4 MeV;170Er(40Ar, 203Rn), (40Ar, 204Rn), (40Ar, 205Rn), E=4.7 MeV/nucleon;160Gd(50Ti, 204Rn), (40Ar, 205Rn), (40Ar, 206Rn), E=4.55 MeV/nucleon; measured evaporation residues, frequency ratio using tandem Penning trap spectrometer SHIPTRAP; deduced σ, mass excess, 2n separation energy; calculated σ using statistical model code HIVAP. Compared with AME; 2n separation energy compared with trends for Pb, Po, Rn, Ra. ATOMIC MASSES 203,204,205,206,207Rn, 213Ra; measured frequency ratio, number of resonances; deduced mass. Compared with AME 2003.
doi: 10.1140/epja/i2013-13013-0
2013EL01 Phys.Rev.Lett. 110, 082501 (2013) S.Eliseev, K.Blaum, M.Block, C.Droese, M.Goncharov, E.Minaya Ramirez, D.A.Nesterenko, Yu.N.Novikov, L.Schweikhard Phase-Imaging Ion-Cyclotron-Resonance Measurements for Short-Lived Nuclides ATOMIC MASSES 129,130Xe; measured cyclotron frequency via the projection of the ion motion; deduced mass difference for xenon nuclei. Phase-imaging ion-cyclotron-resonance technique.
doi: 10.1103/PhysRevLett.110.082501
2013KR15 Nucl.Instrum.Methods Phys.Res. B317, 492 (2013) S.Kreim, D.Atanasov, D.Beck, K.Blaum, Ch.Bohm, Ch.Borgmann, M.Breitenfeldt, T.E.Cocolios, D.Fink, S.George, A.Herlert, A.Kellerbauer, U.Koster, M.Kowalska, D.Lunney, V.Manea, E.Minaya Ramirez, S.Naimi, D.Neidherr, T.Nicol, R.E.Rossel, M.Rosenbusch, L.Schweikhard, J.Stanja, F.Wienholtz, R.N.Wolf, K.Zuber Recent exploits of the ISOLTRAP mass spectrometer ATOMIC MASSES 191Au; measured time-of-flight ion-cyclotron resonance spectra; deduced mass excess. Comparison with available data.
doi: 10.1016/j.nimb.2013.07.072
2013MA81 Phys.Rev. C 88, 054322 (2013) V.Manea, D.Atanasov, D.Beck, K.Blaum, C.Borgmann, R.B.Cakirli, T.Eronen, S.George, F.Herfurth, A.Herlert, M.Kowalska, S.Kreim, Yu.A.Litvinov, D.Lunney, D.Neidherr, M.Rosenbusch, L.Schweikhard, F.Wienholtz, R.N.Wolf, K.Zuber Collective degrees of freedom of neutron-rich A≈100 nuclei and the first mass measurement of the short-lived nuclide 100Rb ATOMIC MASSES 98,99,100Rb; measured time-of-flight ion-cyclotron resonance, mass excesses using ISOLTRAP at ISOLDE-CERN facility. Comparison with AME-12 evaluation. No evidence found for isomer in 98Rb. NUCLEAR STRUCTURE Z=36-44, N=48-65; calculated S(2n), mean-square charge radii, and energies of octupole correlations using HFB theory with SLy4 and Gogny-D1S potentials. Comparison with experimental data.
doi: 10.1103/PhysRevC.88.054322
2013RO19 Eur.Phys.J. D 67, 146 (2013) C.Roux, K.Blaum, M.Block, C.Droese, S.Eliseev, M.Goncharov, F.Herfurth, E.Minaya Ramirez, D.A.Nesterenko, Y.N.Novikov, L.Schweikhard Data analysis of Q-value measurements for double-electron capture with SHIPTRAP RADIOACTIVITY 152Gd(2EC); measured cyclotron frequency ratio; deduced Q-value. Comparison with available data.
doi: 10.1140/epjd/e2013-40110-x
2013ST25 Phys.Rev. C 88, 054304 (2013) J.Stanja, Ch.Borgmann, J.Agramunt, A.Algora, D.Beck, K.Blaum, Ch.Bohm, M.Breitenfeldt, T.E.Cocolios, L.M.Fraile, F.Herfurth, A.Herlert, M.Kowalska, S.Kreim, D.Lunney, V.Manea, E.Minaya Ramirez, S.Naimi, D.Neidherr, M.Rosenbusch, L.Schweikhard, G.Simpson, F.Wienholtz, R.N.Wolf, K.Zuber Mass spectrometry and decay spectroscopy of isomers across the Z=82 shell closure ATOMIC MASSES 190mTl, 194Tl, 194mTl, 198At; measured time-of-flight ion cyclotron (TOF-ICR) resonances, mass excesses using RILIS and ISOLTRAP at ISOLDE-CERN facility; deduced level energies, J, π for ground states and isomers, Q values for decays. 190Tl, 194Bi, 194mBi, 198mAt, 202Fr, 202mFr, 206Ac, 206mAc; deduced mass excesses in α-decay chains using measured mass values for 7(+) state in 190mTl and (3+) in 198At. Comparison with AME-03 data. Discussed hyperfine structure for 198,198mAt and state assignments from another experiment at ISOLTRAP-ISOLDE-CERN facility. RADIOACTIVITY 190,194Tl(β-); measured Eγ, βγ-coin correlated with implants, half-lives of parent states, Q values for decays. Systematics of levels, J, π, μ in isomeric states of 184,186,188,190,192,194,196,198,200,202,204Tl.
doi: 10.1103/PhysRevC.88.054304
2013WI06 Nature(London) 498, 346 (2013), Erratum Nature(London) 498, 346 (2013) F.Wienholtz, D.Beck, K.Blaum, Ch.Borgmann, M.Breitenfeldt, R.B.Cakirli, S.George, F.Herfurth, J.D.Holt, M.Kowalska, S.Kreim, D.Lunney, V.Manea, J.Menendez, D.Neidherr, M.Rosenbusch, L.Schweikhard, A.Schwenk, J.Simonis, J.Stanja, K.Zuber Masses of exotic calcium isotopes pin down nuclear forces ATOMIC MASSES 51,52,53,54Ca; measured TOF, ion cyclotron resonance frequency ratio; deduced masses. ISOLTRAP high-resolution Penning trap, shell-model calculations with KB3G and GXPF1A interactions.
doi: 10.1038/nature12226
2013WO05 Int.J. Mass Spectrom. 349-350, 123 (2013) R.N.Wolf, F.Wienholtz, D.Atanasov, D.Beck, K.Blaum, Ch.Borgmann, F.Herfurth, M.Kowalska, S.Kreim, Yu.A.Litvinov, D.Lunney, V.Manea, D.Neidherr, M.Rosenbusch, L.Schweikhard, J.Stanja, K.Zuber ISOLTRAP's multi-reflection time-of-flight mass separator/spectrometer ATOMIC MASSES 137Eu; measured time of flight of ions ejected from the precision Penning trap as a function of excitation frequency; deduced masses. Comparison with available data.
doi: 10.1016/j.ijms.2013.03.020
2013WO06 Phys.Rev.Lett. 110, 041101 (2013) R.N.Wolf, D.Beck, K.Blaum, Ch.Bohm, Ch.Borgmann, M.Breitenfeldt, N.Chamel, S.Goriely, F.Herfurth, M.Kowalska, S.Kreim, D.Lunney, V.Manea, E.Minaya Ramirez, S.Naimi, D.Neidherr, M.Rosenbusch, L.Schweikhard, J.Stanja, F.Wienholtz, K.Zuber Plumbing Neutron Stars to New Depths with the Binding Energy of the Exotic Nuclide 82Zn ATOMIC MASSES 82Zn; measured time-of-flight resonance, mean frequency ratio; deduced mass. ISOLTRAP setup at the ISOLDE-CERN facility.
doi: 10.1103/PhysRevLett.110.041101
2012DR01 Nucl.Phys. A875, 1 (2012) C.Droese, K.Blaum, M.Block, S.Eliseev, F.Herfurth, E.Minaya-Ramirez, Yu.N.Novikov, L.Schweikhard, V.M.Shabaev, I.I.Tupitsyn, S.Wycech, K.Zuber, N.A.Zubova Probing the nuclide 180W for neutrinoless double-electron capture exploration RADIOACTIVITY 180W(2EC); measured cyclotron frequency using Penning trap mass ratios using SHIPTRAP; deduced Q value, T1/2. ATOMIC MASSES 180Hf, 180W; measured cyclotron frequency ratios using SHIPTRAP Penning trap; deduced Q.
doi: 10.1016/j.nuclphysa.2011.11.008
2012FI01 Phys.Rev.Lett. 108, 062502 (2012) D.Fink, J.Barea, D.Beck, K.Blaum, Ch.Bohm, Ch.Borgmann, M.Breitenfeldt, F.Herfurth, A.Herlert, J.Kotila, M.Kowalska, S.Kreim, D.Lunney, S.Naimi, M.Rosenbusch, S.Schwarz, L.Schweikhard, F.Simkovic, J.Stanja, K.Zuber Q Value and Half-Lives for the Double-β-Decay Nuclide 110Pd RADIOACTIVITY 110Pd(2β-); measured resonance frequencies;deduced precise Q-value. Comparison with AME2003 atomic mass evaluation, phase-space factor calculations.
doi: 10.1103/PhysRevLett.108.062502
2012HE13 Eur.Phys.J. A 48, 97 (2012) A.Herlert, S.Van Gorp, D.Beck, K.Blaum, M.Breitenfeldt, R.B.Cakirli, S.George, U.Hager, F.Herfurth, A.Kellerbauer, D.Lunney, R.Savreux, L.Schweikhard, C.Yazidjian Recoil-ion trapping for precision mass measurements ATOMIC MASSES 56,57,58,58m,59,60,60m,61,62,62m,63Mn; measured frequency ratio; deduced mass.
doi: 10.1140/epja/i2012-12097-2
2012MI27 Science 337, 1207 (2012) E.Minaya-Ramirez, D.Ackermann, K.Blaum, M.Block, C.Droese, C.E.Dullmann, M.Dworschak, M.Eibach, S.Eliseev, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, G.Marx, M.Mazzocco, D.Nesterenko, Y.N.Novikov, W.R.Plass, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, C.Weber Direct Mapping of Nuclear Shell Effects in the Heaviest Elements ATOMIC MASSES 252,253,254,255No, 255,256Lr; measured time-of-flight ion-cyclotron-resonance; deduced frequency ratios, mass excess. Comparison with theoretical calculations, SHIPTRAP results.
doi: 10.1126/science.1225636
2012NA15 Phys.Rev. C 86, 014325 (2012) S.Naimi, G.Audi, D.Beck, K.Blaum, Ch.Bohm, Ch.Borgmann, M.Breitenfeldt, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, M.Kowalska, D.Lunney, E.Minaya-Ramirez, D.Neidherr, M.Rosenbusch, L.Schweikhard, R.N.Wolf, K.Zuber Surveying the N=40 island of inversion with new manganese masses ATOMIC MASSES 48Ti, 55,57,58,58m,59,60,60m,61,62,62m,63,64,65,66Mn, 61,62,63Fe; measured frequency ratio using RILIS facility and ISOLTRAP mass spectrometer at CERN facility, with reference to frequencies for 39K, TiO, 55Mn and 85Rb; deduced and evaluated mass excesses and compared with AME-2003. Z=24-36, N=30-52; systematics of S(2n) values. Z=25-26, N=29-40; systematics of neutron pairing gaps. Z=25, N=28-41; systematics of S(n) values. Proposed collectivity around N=40, and island of inversion near 63Mn.
doi: 10.1103/PhysRevC.86.014325
2012NE10 Phys.Rev. C 86, 044313 (2012) D.A.Nesterenko, K.Blaum, M.Block, C.Droese, S.Eliseev, F.Herfurth, E.Minaya Ramirez, Yu.N.Novikov, L.Schweikhard, V.M.Shabaev, M.V.Smirnov, I.I.Tupitsyn, K.Zuber, N.A.Zubova Double-β transformations in isobaric triplets with mass numbers A=124, 130, and 136 ATOMIC MASSES 124Sn, 124Xe, 124Te, 130Te, 130Xe, 130Ba, 136Ce; measured time-of-flight ion cyclotron resonances, cyclotron frequencies ratios of 130Xe to 130Ba and 130Te, 124Te to 124Xe and 124Sn, 136Ba to 136Ce using Penning-trap mass spectrometer SHIPTRAP. Isobaric mass triplets. RADIOACTIVITY 124Xe, 130Ba, 136Ce(2EC); measured masses, deduced Q values.
doi: 10.1103/PhysRevC.86.044313
2011EL02 Phys.Rev.Lett. 106, 052504 (2011) S.Eliseev, C.Roux, K.Blaum, M.Block, C.Droese, F.Herfurth, H.-J.Kluge, M.I.Krivoruchenko, Yu.N.Novikov, E.Minaya-Ramirez, L.Schweikhard, V.M.Shabaev, F.Simkovic, I.I.Tupitsyn, K.Zuber, N.A.Zubova Resonant Enhancement of Neutrinoless Double-Electron Capture in 152Gd ATOMIC MASSES 152Gd, 152Sm; measured cyclotron frequency ratio, TOF; deduced Q-value for double beta decay. Penning-trap mass ratio.
doi: 10.1103/PhysRevLett.106.052504
2011EL04 Phys.Rev. C 83, 038501 (2011) S.Eliseev, D.Nesterenko, K.Blaum, M.Block, C.Droese, F.Herfurth, E.Minaya-Ramirez, Yu.N.Novikov, L.Schweikhard, K.Zuber Q values for neutrinoless double-electron capture in 96Ru, 162Er, and 168Yb RADIOACTIVITY 96Ru, 162Er, 168Yb(2EC); measured Q values from Penning-trap mass ratios using SHIPTRAP. Absence of resonant enhancement of the capture rates, thus excluded as suitable candidates for search of neutrinoless double-electron capture. ATOMIC MASSES 96Ru, 96Mo, 162Er, 162Dy, 168Yb, 168Er; measured cyclotron frequency ratios using SHIPTRAP Penning-trap; deduced Q(2EC) values.
doi: 10.1103/PhysRevC.83.038501
2011EL05 Phys.Rev. C 84, 012501 (2011) S.Eliseev, M.Goncharov, K.Blaum, M.Block, C.Droese, F.Herfurth, E.Minaya-Ramirez, Yu.N.Novikov, L.Schweikhard, V.M.Shabaev, I.I.Tupitsyn, K.Zuber, N.A.Zubova Multiple-resonance phenomenon in neutrinoless double-electron capture ATOMIC MASSES 156Dy, 156Gd; measured cyclotron frequency ratio, TOF; deduced Q-value for double electron capture. SHIPTRAP Penning-trap mass spectrometer. Comparison with AME-2003. RADIOACTIVITY 156Dy(2EC); calculated electron wave functions, double-electron-hole binding energy; deduced resonant enhancement factor for the probability of neutrinoless double-electron capture. Estimated partial half-life. Dirac-Fock method, Fermi model.
doi: 10.1103/PhysRevC.84.012501
2011EL08 Phys.Rev.Lett. 107, 152501 (2011) S.Eliseev, C.Roux, K.Blaum, M.Block, C.Droese, F.Herfurth, M.Kretzschmar, M.I.Krivoruchenko, E.Minaya-Ramirez, Yu.N.Novikov, L.Schweikhard, V.M.Shabaev, F.Simkovic, I.I.Tupitsyn, K.Zuber, N.A.Zubova Octupolar-Excitation Penning-Trap Mass Spectrometry for Q-Value Measurement of Double-Electron Capture in 164Er ATOMIC MASSES 164Er, 164Dy; measured relative frequency deviations; deduced doublet mass ratio, Q-value. Penning trap.
doi: 10.1103/PhysRevLett.107.152501
2011GO23 Phys.Rev. C 84, 028501 (2011) M.Goncharov, K.Blaum, M.Block, C.Droese, S.Eliseev, F.Herfurth, E.Minaya-Ramirez, Yu.N.Novikov, L.Schweikhard, K.Zuber Probing the nuclides 102Pd, 106Cd, and 144Sm for resonant neutrinoless double-electron capture ATOMIC MASSES 102Pd, 102Ru, 106Cd, 106Pd, 144Sm, 144Nd; measured cyclotron-frequency-ratios of singly-charged ion pairs using the Penning-trap mass spectrometer SHIPTRAP at GSI. Deduced Q values for double ϵ capture decay. Comparison with AME-2003. RADIOACTIVITY 102Pd, 106Cd, 144Sm(2EC); measured Q values from mass measurement of parent-daughter pairs by Penning-trap method. Deduced parameters for neutrinoless double-electron capture measurements.
doi: 10.1103/PhysRevC.84.028501
2011HA08 Phys.Rev.Lett. 106, 122501 (2011) E.Haettner, D.Ackermann, G.Audi, K.Blaum, M.Block, S.Eliseev, T.Fleckenstein, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, J.Ketter, H.-J.Kluge, G.Marx, M.Mazzocco, Yu.N.Novikov, W.R.Plass, S.Rahaman, T.Rauscher, D.Rodriguez, H.Schatz, C.Scheidenberger, L.Schweikhard, B.Sun, P.G.Thirolf, G.Vorobjev, M.Wang, C.Weber Mass Measurements of Very Neutron-Deficient Mo and Tc Isotopes and Their Impact on rp Process Nucleosynthesis ATOMIC MASSES 81Rb, 80,81,84Sr, 86Zr, 85Nb, 85,86,87Mo, 87Tc; measured frequency ratios; deduced masses, proton separation energies, possible limitations for rp astrophysical process. Comparison with AME03, Penning trap mass measurement.
doi: 10.1103/PhysRevLett.106.122501
2011HE10 Eur.Phys.J. A 47, 75 (2011) F.Herfurth, G.Audi, D.Beck, K.Blaum, G.Bollen, P.Delahaye, M.Dworschak, S.George, C.Guenaut, A.Kellerbauer, D.Lunney, M.Mukherjee, S.Rahaman, S.Schwarz, L.Schweikhard, C.Weber, C.Yazidjian New mass data for the rp-process above Z = 32 ATOMIC MASSES 70,71,72,73,74Se, 72,73,74,75Br; measured mass excess from Zr(p, X), E=1.4 GeV using thick target with ISOLTRAP.
doi: 10.1140/epja/i2011-11075-6
2010BL03 Hyperfine Interactions 196, 225 (2010) M.Block, D.Ackermann, K.Blaum, C.Droese, M.Dworschak, M.Eibach, S.Eliseev, T.Fleckenstein, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, J.Ketter, H.-J.Kluge, G.Marx, M.Mazzocco, Yu.N.Novikov, W.R.Plass, A.Popeko, S.Rahaman, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.K.Vorobyev, C.Weber Penning trap mass measurements of transfermium elements with SHIPTRAP ATOMIC MASSES 252,253,254No; measured cyclotron resonance curves; deduced masses.
doi: 10.1007/s10751-010-0161-z
2010BL04 Nature(London) 463, 785 (2010) M.Block, D.Ackermann, K.Blaum, C.Droese, M.Dworschak, S.Eliseev, T.Fleckenstein, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, J.Ketter, H.-J.Kluge, G.Marx, M.Mazzocco, Yu.N.Novikov, W.R.Plass, A.Popeko, S.Rahaman, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.K.Vorobyev, C.Weber Direct mass measurements above uranium bridge the gap to the island of stability ATOMIC MASSES 252,253,254No; measured masses by Penning-trap method at GSI, using 133Cs as standard.
doi: 10.1038/nature08774
2010BR02 Phys.Rev. C 81, 034313 (2010) M.Breitenfeldt, Ch.Borgmann, G.Audi, S.Baruah, D.Beck, K.Blaum, Ch.Bohm, R.B.Cakirli, R.F.Casten, P.Delahaye, M.Dworschak, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, M.Kowalska, D.Lunney, E.Minaya-Ramirez, S.Naimi, D.Neidherr, M.Rosenbusch, R.Savreux, S.Schwarz, L.Schweikhard, C.Yazidjian Approaching the N=82 shell closure with mass measurements of Ag and Cd isotopes ATOMIC MASSES 112,114,115,116,117,118,119,120,121,122,123,124Ag, 114,120,122,123,124,126,128Cd; measured cyclotron frequencies relative to 133Cs, and mass excesses using ISOLTRAP Penning trap spectrometer; deduced excitation energies of the isomers; evaluated mass excesses; two-neutron separate energies, and proton-neutron interaction strength δVpn. Comparison with previous data and AME-2003.
doi: 10.1103/PhysRevC.81.034313
2010DW01 Phys.Rev. C 81, 064312 (2010) M.Dworschak, M.Block, D.Ackermann, G.Audi, K.Blaum, C.Droese, S.Eliseev, T.Fleckenstein, E.Haettner, F.Herfurth, F.P.Hessberger, S.Hofmann, J.Ketelaer, J.Ketter, H.-J.Kluge, G.Marx, M.Mazzocco, Yu.N.Novikov, W.R.Plass, A.Popeko, S.Rahaman, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.K.Vorobyev, M.Wang, C.Weber Penning trap mass measurements on nobelium isotopes ATOMIC MASSES 252,253,254No; measured cyclotron frequencies using SHIPTRAP Penning-trap system; deduced mean frequency ratios and mass excesses. Comparison with AME2003 and re-evaluation. ATOMIC MASSES 232U, 236,238Pu, 240,241,242Cm, 244,245,246Cf, 248,249,250Fm, 252,253,254No, 256,257,258Rf, 260,261,262Sg, 264,265,266Hs, 268,269,270Ds; compiled and evaluated mass excesses. NUCLEAR REACTIONS 206,207,208Pb(48Ca, 2n)252No/253No/254No, E=4.55 MeV/nucleon; measured production σ.
doi: 10.1103/PhysRevC.81.064312
2010EL11 Phys.Lett. B 693, 426 (2010) S.Eliseev, Ch.Bohm, D.Beck, K.Blaum, M.Breitenfeldt, V.N.Fedosseev, S.George, F.Herfurth, A.Herlert, H.-J.Kluge, M.Kowalska, D.Lunney, S.Naimi, D.Neidherr, Yu.N.Novikov, M.Rosenbusch, L.Schweikhard, S.Schwarz, M.Seliverstov, K.Zuber Direct mass measurements of 194Hg and 194Au: A new route to the neutrino mass determination? ATOMIC MASSES 194Au, 194Hg; measured cyclotron frequency ratio; deduced mass excesses, Q-value of the orbital electron capture. Implications for β-decay anti-neutrino mass measurements.
doi: 10.1016/j.physletb.2010.08.071
2010NA13 Phys.Rev.Lett. 105, 032502 (2010) S.Naimi, G.Audi, D.Beck, K.Blaum, Ch.Bohm, Ch.Borgmann, M.Breitenfeldt, S.George, F.Herfurth, A.Herlert, M.Kowalska, S.Kreim, D.Lunney, D.Neidherr, M.Rosenbusch, S.Schwarz, L.Schweikhard, K.Zuber Critical-Point Boundary for the Nuclear Quantum Phase Transition Near A=100 from Mass Measurements of 96, 97Kr ATOMIC MASSES 80,86,87,94,96,97Kr; measured cyclotron frequencies and ratios; deduced mass excess, deformation. Penning-trap mass spectrometer at ISOLDE, CERN.
doi: 10.1103/PhysRevLett.105.032502
2009BR09 Phys.Rev. C 80, 035805 (2009) M.Breitenfeldt, G.Audi, D.Beck, K.Blaum, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, M.Kowalska, D.Lunney, S.Naimi, D.Neidherr, H.Schatz, S.Schwarz, L.Schweikhard Penning trap mass measurements of 99-109Cd with the ISOLTRAP mass spectrometer, and implications for the rp process ATOMIC MASSES 99,100,101,102,103,104,105,106,107,108,109Cd; measured and evaluated masses using ISOLTRAP penning-trap spectrometer. Comparisons with other measurements and AME-2003 evaluation.
doi: 10.1103/PhysRevC.80.035805
2009KE07 Eur.Phys.J. A 42, 311 (2009) J.Ketelaer, K.Blaum, M.Block, K.Eberhardt, M.Eibach, R.Ferrer, S.George, F.Herfurth, J.Ketter, Sz.Nagy, J.Repp, L.Schweikhard, C.Smorra, S.Sturm, S.Ulmer Recent developments in ion detection techniques for Penning trap mass spectrometry at TRIGA-TRAP
doi: 10.1140/epja/i2008-10711-6
2009KO35 Eur.Phys.J. A 42, 351 (2009) M.Kowalska, S.Naimi, J.Agramunt, A.Algora, G.Audi, D.Beck, B.Blank, K.Blaum, Ch.Bohm, M.Breitenfeldt, E.Estevez, L.M.Fraile, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, D.Lunney, E.Minaya-Ramirez, D.Neidherr, B.Olaizola, K.Riisager, M.Rosenbusch, B.Rubio, S.Schwarz, L.Schweikhard, U.Warring Preparing a journey to the east of 208Pb with ISOLTRAP: Isobaric purification at A = 209 and new masses for 211-213Fr and 211Ra ATOMIC MASSES 211,212,213Fr, 211Ra; measured masses using Penning trap at ISOLDE.
doi: 10.1140/epja/i2009-10835-1
2009NE03 Phys.Rev.Lett. 102, 112501 (2009) D.Neidherr, G.Audi, D.Beck, K.Blaum, Ch.Bohm, M.Breitenfeldt, R.B.Cakirli, R.F.Casten, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, M.Kowalska, D.Lunney, E.Minaya-Ramirez, S.Naimi, E.Noah, L.Penescu, M.Rosenbusch, S.Schwarz, L.Schweikhard, T.Stora Discovery of 229Rn and the Structure of the Heaviest Rn and Ra Isotopes from Penning-Trap Mass Measurements ATOMIC MASSES 220,223,224,225,226,227,228,229Rn; measured masses using ISOLTRAP mass spectrometer.
doi: 10.1103/PhysRevLett.102.112501
2009NE11 Phys.Rev. C 80, 044323 (2009) D.Neidherr, R.B.Cakirli, G.Audi, D.Beck, K.Blaum, Ch.Bohm, M.Breitenfeldt, R.F.Casten, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, M.Kowalska, D.Lunney, E.Minaya-Ramirez, S.Naimi, M.Rosenbusch, S.Schwarz, L.Schweikhard High-precision Penning-trap mass measurements of heavy xenon isotopes for nuclear structure studies ATOMIC MASSES 136,137,138,139,140,141,142,143,144,145,146Xe; measured masses using the ISOLTRAP double Penning-trap mass spectrometer at ISOLDE-CERN facility. Comparison with earlier measurements and AME-2003 evaluation. Z=50-78, N=78-112; systematics of S(2n) values. N=74-92, Z=52-58, even Z; N=119-141, odd N, Z=84-90, odd Z; Z=50-82, N=82-126; systematics of proton-neutron interaction strengths.
doi: 10.1103/PhysRevC.80.044323
2008BA54 Phys.Rev.Lett. 101, 262501 (2008) S.Baruah, G.Audi, K.Blaum, M.Dworschak, S.George, C.Guenaut, U.Hager, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, H.Schatz, L.Schweikhard, C.Yazidjian Mass Measurements beyond the Major r-Process Waiting Point 80Zn ATOMIC MASSES 71,72,73,74,75,76,77,78,79,80,81Zn; measured masses using the ISOLTRAP mass spectrometer.
doi: 10.1103/PhysRevLett.101.262501
2008DW01 Phys.Rev.Lett. 100, 072501 (2008) M.Dworschak, G.Audi, K.Blaum, P.Delahaye, S.George, U.Hager, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, L.Schweikhard, C.Yazidjian Restoration of the N = 82 Shell Gap from Direct Mass Measurements of 132, 134Sn ATOMIC MASSES 127,131,132,133,134Sn; measured masses using the ISOLTRAP mass spectrometer. Discussed implications on the N=82 neutron-shell gap.
doi: 10.1103/PhysRevLett.100.072501
2008GE07 Phys.Rev.Lett. 101, 252502 (2008) W.Geithner, T.Neff, G.Audi, K.Blaum, P.Delahaye, H.Feldmeier, S.George, C.Guenaut, F.Herfurth, A.Herlert, S.Kappertz, M.Keim, A.Kellerbauer, H.-J.Kluge, M.Kowalska, P.Lievens, D.Lunney, K.Marinova, R.Neugart, L.Schweikhard, S.Wilbert, C.Yazidjian Masses and Charge Radii of 17-22Ne and the Two-Proton-Halo Candidate 17Ne ATOMIC MASSES 17,18,19,20,21,22Ne; measured masses and charge radii using penning trap mass spectrometry.
doi: 10.1103/PhysRevLett.101.252502
2008GE08 Europhys.Lett. 82, 50005 (2008) S.George, G.Audi, B.Blank, K.Blaum, M.Breitenfeldt, U.Hager, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, M.Kretzschmar, D.Lunney, R.Savreux, S.Schwarz, L.Schweikhard, C.Yazidjian Time-separated oscillatory fields for high-precision mass measurements on short-lived Al and Ca nuclides ATOMIC MASSES 26,27Al, 38,39Ca; measured cyclotron frequency ratios and their average values; deduced mass excesses and their uncertainties. Comparison with AME 2003 evaluation, available data.
doi: 10.1209/0295-5075/82/50005
2008MU04 Eur.Phys.J. A 35, 1 (2008) M.Mukherjee, D.Beck, K.Blaum, G.Bollen, J.Dilling, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, S.Schwarz, L.Schweikhard, C.Yazidjian ISOLTRAP: An on-line Penning trap for mass spectrometry on short-lived nuclides
doi: 10.1140/epja/i2007-10528-9
2008MU05 Eur.Phys.J. A 35, 31 (2008) M.Mukherjee, D.Beck, K.Blaum, G.Bollen, P.Delahaye, J.Dilling, S.George, C.Guenaut, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, U.Koster, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian Mass measurements and evaluation around A = 22 ATOMIC MASSES 21,22,23Na, 22,24Mg, 37,39K; measured and evaluated masses using the ISOLTRAP Penning trap mass spectrometer.
doi: 10.1140/epja/i2007-10523-2
2008RA03 Phys.Rev.Lett. 100, 012501 (2008) C.Rauth, D.Ackermann, K.Blaum, M.Block, A.Chaudhuri, Z.Di, S.Eliseev, R.Ferrer, D.Habs, F.Herfurth, F.P.Hessberger, S.Hofmann, H.-J.Kluge, G.Maero, A.Martin, G.Marx, M.Mukherjee, J.B.Neumayr, W.R.Plass, S.Rahaman, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.Vorobjev, C.Weber First Penning Trap Mass Measurements beyond the Proton Drip Line ATOMIC MASSES 144,145,146,147Ho, 147,148Tm; measured masses using the SHIPTRAP penning trap mass spectrometer.
doi: 10.1103/PhysRevLett.100.012501
2008WE10 Phys.Rev. C 78, 054310 (2008) C.Weber, V.-V.Elomaa, R.Ferrer, C.Frohlich, D.Ackermann, J.Aysto, G.Audi, L.Batist, K.Blaum, M.Block, A.Chaudhuri, M.Dworschak, S.Eliseev, T.Eronen, U.Hager, J.Hakala, F.Herfurth, F.P.Hessberger, S.Hofmann, A.Jokinen, A.Kankainen, H.-J.Kluge, K.Langanke, A.Martin, G.Martinez-Pinedo, M.Mazzocco, I.D.Moore, J.B.Neumayr, Yu.N.Novikov, H.Penttila, W.R.Plass, A.V.Popov, S.Rahaman, T.Rauscher, C.Rauth, J.Rissanen, D.Rodriguez, A.Saastamoinen, C.Scheidenberger, L.Schweikhard, D.M.Seliverstov, T.Sonoda, F.-K.Thielemann, P.G.Thirolf, G.K.Vorobjev Mass measurements in the vicinity of the r p-process and the ν p-process paths with the Penning trap facilities JYFLTRAP and SHIPTRAP ATOMIC MASSES 84Y, 87Zr, 88,89Mo, 88,89,90,91,92Tc, 90,91,92,93Ru, 92,93,94,95Rh, 94,95,95m,96Pd; measured masses. Comparison with evaluated data.
doi: 10.1103/PhysRevC.78.054310
2007BL16 Eur.Phys.J. D 45, 39 (2007) M.Block, D.Ackermann, K.Blaum, A.Chaudhuri, Z.Di, S.Eliseev, R.Ferrer, D.Habs, F.Herfurth, F.P.Hessberger, S.Hofmann, H.-J.Kluge, G.Maero, A.Martin, G.Marx, M.Mazzocco, M.Mukherjee, J.B.Neumayr, W.R.Plass, W.Quint, S.Rahaman, C.Rauth, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.Vorobjev, C.Weber Towards direct mass measurements of nobelium at SHIPTRAP
doi: 10.1140/epjd/e2007-00189-2
2007CH65 Eur.Phys.J. D 45, 47 (2007) A.Chaudhuri, M.Block, S.Eliseev, R.Ferrer, F.Herfurth, A.Martin, G.Marx, M.Mukherjee, C.Rauth, L.Schweikhard, G.Vorobjev Carbon-cluster mass calibration at SHIPTRAP
doi: 10.1140/epjd/e2007-00001-5
2007GE07 Phys.Rev.Lett. 98, 162501 (2007) S.George, S.Baruah, B.Blank, K.Blaum, M.Breitenfeldt, U.Hager, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, M.Kretzschmar, D.Lunney, R.Savreux, S.Schwarz, L.Schweikhard, C.Yazidjian Ramsey Method of Separated Oscillatory Fields for High-Precision Penning Trap Mass Spectrometry ATOMIC MASSES 38Ca; measured mass. Penning trap, Ramsey method.
doi: 10.1103/PhysRevLett.98.162501
2007GU09 Phys.Rev. C 75, 044303 (2007) C.Guenaut, G.Audi, D.Beck, K.Blaum, G.Bollen, P.Delahaye, F.Herfurth, A.Kellerbauer, H.-J.Kluge, J.Libert, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian High-precision mass measurements of nickel, copper, and gallium isotopes and the purported shell closure at N = 40 ATOMIC MASSES 57,60,64,65,66,67,68,69Ni, 65,66,67,68,69,70,71,72,73,74,76Cu, 63,64,65,68,69,70,71,72,73,74,75,76,77,78Ga; measured masses; analyzed the resulting mass surface for signs of magicity, compared the behavior of N=40 with that of the known magic numbers and with midshell behavior. NUCLEAR STRUCTURE Z=28, 29, 31; analyzed two-neutron separation energies, pairing energies, masses, compared with mass models, found no evidence for shell closure at N=40.
doi: 10.1103/PhysRevC.75.044303
2007KE09 Phys.Rev. C 76, 045504 (2007) A.Kellerbauer, G.Audi, D.Beck, K.Blaum, G.Bollen, C.Guenaut, F.Herfurth, A.Herlert, H.-J.Kluge, D.Lunney, S.Schwarz, L.Schweikhard, C.Weber, C.Yazidjian High-precision masses of neutron-deficient rubidium isotopes using a Penning trap mass spectrometer ATOMIC MASSES 74,75,76,77,79,80,83,87Rb; 64Zn;71,74Ga;84,88Sr;133Cs; measured atomic masses. ISOLTRAP Penning Trap.
doi: 10.1103/PhysRevC.76.045504
2007MA92 Eur.Phys.J. A 34, 341 (2007) A.Martin, D.Ackermann, G.Audi, K.Blaum, M.Block, A.Chaudhuri, Z.Di, S.Eliseev, R.Ferrer, D.Habs, F.Herfurth, F.P.Hessberger, S.Hofmann, H.-J.Kluge, M.Mazzocco, M.Mukherjee, J.B.Neumayr, Yu.Novikov, W.Plass, S.Rahaman, C.Rauth, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, G.Vorobjev, C.Weber Mass measurements of neutron-deficient radionuclides near the end-point of the rp-process with SHIPTRAP ATOMIC MASSES 99,101,103Ag, 101,102,103,104Cd, 102,103,104,105In, 105,106Sn, 107,109,111Sb, 109,110,111,112Te, 111,112,113I, 113Xe; measured and evaluated masses using the SHIPTRAP Penning trap mass spectrometer. 104Sn, 105Sb, 108Te, 109I, 112Xe, 113Cs; evaluated masses. NUCLEAR STRUCTURE 102,103,104,105In, 104,105,106Sn, 105,106,107Sb, 109I; deduced proton separation energies from mass measurements using the SHIPTRAP facility.
doi: 10.1140/epja/i2007-10520-5
2007RA37 Eur.Phys.J. Special Topics 150, 329 (2007) C.Rauth, D.Ackermann, G.Audi, M.Block, A.Chaudhuri, S.Eliseev, F.Herfurth, F.P.Hessberger, S.Hofmann, H.-J.Kluge, A.Martin, G.Marx, M.Mukherjee, J.B.Neumayr, W.R.Plass, S.Rahaman, D.Rodriguez, L.Schweikhard, P.G.Thirolf, G.Vorobjev, C.Weber Direct mass measurements around A=146 at SHIPTRAP ATOMIC MASSES 143,147Tb, 143,144,145,146,147,148Dy, 144,145,146,147,148Ho, 146,147,148Er, 147,148Tm; measured masses using the SHIPTRAP penning trap mass spectrometer. Compared results to previous results.
doi: 10.1140/epjst/e2007-00339-8
2007YA08 Phys.Rev. C 76, 024308 (2007) C.Yazidjian, G.Audi, D.Beck, K.Blaum, S.George, C.Guenaut, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, L.Schweikhard Evidence for a breakdown of the isobaric multiplet mass equation: A study of the A = 35, T = 3/2 isospin quartet ATOMIC MASSES 35,36,37,38,43,44,45,46K; measured masses using ISOLTRAP. Discussed implications on IMME.
doi: 10.1103/PhysRevC.76.024308
2006BL17 Hyperfine Interactions 171, 83 (2006) K.Blaum, D.Beck, M.Breitenfeldt, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, R.Savreux, S.Schwarz, L.Schweikhard, C.Yazidjian Penning trap mass spectrometry for nuclear structure studies
doi: 10.1007/s10751-006-9501-4
2006DE36 Phys.Rev. C 74, 034331 (2006) P.Delahaye, G.Audi, K.Blaum, F.Carrel, S.George, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, L.Schweikhard, C.Yazidjian High-accuracy mass measurements of neutron-rich Kr isotopes ATOMIC MASSES 84,86,87,88,89,90,91,92,93,94,95Kr; measured masses. Penning trap mass spectrometer.
doi: 10.1103/PhysRevC.74.034331
2006HE29 Int.J. Mass Spectrom. 251, 131 (2006) A.Herlert, S.Baruah, K.Blaum, P.Delahaye, M.Dworschak, S.George, C.Guenaut, U.Hager, F.Herfurth, A.Kellerbauer, M.Marie-Jeanne, S.Schwarz, L.Schweikhard, C.Yazidjian Towards high-accuracy mass spectrometry of highly charged short-lived ions at ISOLTRAP ATOMIC MASSES 126,129,130,131,136Xe; measured mass excesses, and relative abundances of different charge states of 131Xe using the ISOLTRAP Penning trap method.
doi: 10.1016/j.ijms.2006.01.017
2006RA38 Int.J. Mass Spectrom. 251, 146 (2006) S.Rahaman, M.Block, D.Ackermann, D.Beck, A.Chaudhuri, S.Eliseev, H.Geissel, D.Habs, F.Herfurth, F.P.Hessberger, S.Hofmann, G.Marx, M.Mukherjee, J.B.Neumayr, M.Petrick, W.R.Plass, W.Quint, C.Rauth, D.Rodriguez, C.Scheidenberger, L.Schweikhard, P.G.Thirolf, C.Weber On-line commissioning of SHIPTRAP ATOMIC MASSES 147,148Er, 147Ho; measured masses and time of flight using the Penning-trap mass spectrometer SHIPTRAP. Nuclides produced at SHIP facility.
doi: 10.1016/j.ijms.2006.01.049
2005BL10 Nucl.Phys. A752, 317c (2005) K.Blaum, G.Audi, D.Beck, G.Bollen, P.Delahaye, S.George, C.Guenaut, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, M.Mukherjee, S.Schwarz, L.Schweikhard, C.Yazidjian ISOLTRAP mass measurements of exotic nuclides at δm/m=10-8
doi: 10.1016/j.nuclphysa.2005.02.124
2005BL27 J.Phys.(London) G31, S1775 (2005) K.Blaum, G.Audi, D.Beck, G.Bollen, M.Brodeur, P.Delahaye, S.George, C.Guenaut, F.Herfurth, A.Herlert, A.Kellerbauer, H.-J.Kluge, D.Lunney, M.Mukherjee, D.Rodriguez, S.Schwarz, L.Schweikhard, C.Yazidjian ISOLTRAP pins down masses of exotic nuclides
doi: 10.1088/0954-3899/31/10/071
2005BL30 Eur.Phys.J. A 25, Supplement 1, 49 (2005) M.Block, D.Ackermann, D.Beck, K.Blaum, M.Breitenfeldt, A.Chauduri, A.Doemer, S.Eliseev, D.Habs, S.Heinz, F.Herfurth, F.P.Hessberger, S.Hofmann, H.Geissel, H.-J.Kluge, V.Kolhinen, G.Marx, J.B.Neumayr, M.Mukherjee, M.Petrick, W.Plass, W.Quint, S.Rahaman, C.Rauth, D.Rodriguez, C.Scheidenberger, L.Schweikhard, M.Suhonen, P.G.Thirolf, Z.Wang, C.Weber, and the SHIPTRAP Collaboration The ion-trap facility SHIPTRAP: Status and perspectives
doi: 10.1140/epjad/i2005-06-013-5
2005BL34 Hyperfine Interactions 162, 173 (2005) K.Blaum, D.Beck, G.Bollen, P.Delahaye, C.Guenaut, F.Herfurth, A.Kellerbauer, H.-J.Kluge, U.Koster, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian Laser Ionization and Penning Trap Mass Spectrometry - A Fruitful Combination for Isomer Separation and High-precision Mass Measurements RADIOACTIVITY 70,70mCu(β-) [from U(p, X)]; measured Eγ, βγ-coin. Isomer separation using selective resonant ionization.
doi: 10.1007/s10751-005-9223-z
2005GU27 J.Phys.(London) G31, S1765 (2005) C.Guenaut, G.Audi, D.Beck, K.Blaum, G.Bollen, P.Delahaye, F.Herfurth, A.Kellerbauer, H.-J.Kluge, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian Mass measurements of 56-57Cr and the question of shell reincarnation at N = 32 ATOMIC MASSES 56,57Cr; measured masses. Penning trap mass spectrometer. NUCLEAR STRUCTURE Z=15-28; analyzed two-neutron separation energies, pairing energies, masses; deduced N=32 shell gap.
doi: 10.1088/0954-3899/31/10/069
2005GU36 Eur.Phys.J. A 25, Supplement 1, 33 (2005) C.Guenaut, G.Audi, D.Beck, K.Blaum, G.Bollen, P.Delahaye, F.Herfurth, A.Kellerbauer, H.-J.Kluge, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian Is N = 40 magic? An analysis of ISOLTRAP mass measurements ATOMIC MASSES 54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72Ni, 57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76Cu, 61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81Ga; analyzed masses; deduced possible sub-shell closure. Penning trap mass spectrometer.
doi: 10.1140/epjad/i2005-06-029-9
2005GU37 Eur.Phys.J. A 25, Supplement 1, 35 (2005) C.Guenaut, G.Audi, D.Beck, K.Blaum, G.Bollen, P.Delahaye, F.Herfurth, A.Kellerbauer, H.-J.Kluge, D.Lunney, S.Schwarz, L.Schweikhard, C.Yazidjian Extending the mass "backbone" to short-lived nuclides with ISOLTRAP ATOMIC MASSES 56,57Mn, 82mRb, 92Sr, 124,127Cs, 130Ba; measured masses. Penning trap mass spectrometer.
doi: 10.1140/epjad/i2005-06-030-4
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