NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = K.Eberhardt Found 59 matches. 2023GA09 Phys.Rev. C 107, 045805 (2023) R.Garg, S.Dellmann, C.Lederer-Woods, C.G.Bruno, K.Eberhardt, C.Geppert, T.Heftrich, I.Kajan, F.Kappeler, B.Phoenix, R.Reifarth, D.Schumann, M.Weigand, C.Wheldon 179Ta (n, γ) cross-section measurement and the astrophysical origin of the 180Ta isotope NUCLEAR REACTIONS 179Ta(n, γ), E=thermal; measured Eγ, Iγ; deduced thermal and resonance-integral σ. Comparison to previous experimental data. Relevance to the production of 180Ta in s-process. Activation technique. Irradiation of the target at the TRIGA reactor in Mainz.
doi: 10.1103/PhysRevC.107.045805
2023IS05 Phys.Rev. C 108, L051301 (2023) J.Isaak, D.Savran, N.Pietralla, N.Tsoneva, A.Zilges, K.Eberhardt, C.Geppert, C.Gorges, H.Lenske, D.Renisch Direct demonstration of the two-phonon structure of the Jnullp = 1-4742keV
doi: 10.1103/PhysRevC.108.L051301
2023WE01 Nucl.Instrum.Methods Phys.Res. A1048, 167891 (2023) M.Weigand, S.F.Dellmann, B.Bruckner, P.Erbacher, K.Eberhardt, C.Geppert, T.Heftrich, T.Kisselbach, D.Kurtulgil, M.Reich, R.Reifarth, M.Volknandt Gamma intensities for the β-decay of 97Zr RADIOACTIVITY 97Zr(β-) [from 96Zr(n, γ), E thermal]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities with help of GEANT simulations. Goethe University in Frankfurt, Germany.
doi: 10.1016/j.nima.2022.167891
2022GW01 Nucl.Instrum.Methods Phys.Res. B533, 76 (2022) M.Gwozdz, R.Margreiter, T.-F.Pabst, G.Hackenberg, K.Eberhardt, S.Heinze, S.Herb, M.Schiffer, A.Stolz, E.Strub, D.Mucher, A.Dewald 14C AMS measurement of gas diluted reactor graphite using a Gas Injection System
doi: 10.1016/j.nimb.2022.09.027
2021AL16 Phys.Rev. C 103, 065805 (2021) K.Al-Khasawneh, E.Borris, B.Bruckner, P.Erbacher, S.Fiebiger, K.Gobel, T.Heftrich, T.Kisselbach, D.Kurtulgil, C.Langer, M.Reich, R.Reifarth, B.Thomas, M.Volknandt, M.Weigand, K.Eberhardt, R.Gernhauser Determination of the 209Bi(n, γ) cross section using the NICE detector NUCLEAR REACTIONS 209Bi(n, γ), E=thermal (25 milli-eV) and kT=30 keV; measured charged particles and γ rays using the Neutron Induced Charge-particle Emission NICE detector of plastic scintillator, coupled to two photomultiplier tubes (PMT) at the TRIGA-Mark II reactor of Johannes Gutenberg-University, Mainz; deduced partial capture σ(E), resonance integral, and the Maxwellian average cross section at stellar energy of KT=30 keV. 209Bi(n, γ), kT=5-100 keV; calculated total capture cross-sections using the ENDF data libraries; deduced Maxwellian average cross section. Discussed potential of the new detection technique using NICE detector system.
doi: 10.1103/PhysRevC.103.065805
2020BA41 Phys.Rev. C 102, 024603 (2020) T.Banerjee, D.J.Hinde, D.Y.Jeung, K.Banerjee, M.Dasgupta, A.C.Berriman, L.T.Bezzina, H.M.Albers, Ch.E.Dullmann, J.Khuyagbaatar, B.Kindler, B.Lommel, E.C.Simpson, C.Sengupta, B.M.A.Swinton-Bland, T.Tanaka, A.Yakushev, K.Eberhardt, C.Mokry, J.Runke, P.Thorle-Pospiech, N.Trautmann Systematic evidence for quasifission in 9Be-, 12C-, and 16O-induced reactions forming 258, 260No NUCLEAR REACTIONS 238U(9Be, F)247Cm*, E=45-60 MeV; 244U(9Be, F)253Cf*, E=45-60 MeV; 248Cm(9Be, F)257Fm*, E=45-60 MeV; 249Cf(9Be, F)258No*, E=45-60 MeV; 248Cm(12C, F)260No*, E=60.80-89.18 MeV; 244Pu(16O, F)260No*, E=84.90-116.27 MeV; measured fission fragments, fission fragment mass and angular distributions using the CUBE spectrometer consisting of three multiwire proportional counters (MWPCs) at the Heavy Ion Accelerator Facility (HIAF) of the Australian National University; deduced reconstructed fission source velocity distributions, full momentum transfer (FMT) fission differential σ(θ, E), total and FMT fission σ(E), FMT mass-angle distributions (MADs), FMT fission angular anisotropies; analyzed mass-ratio (MR) spectra. 254,256,258,260,262No; deduced spontaneous fission mass-ratio distributions. Comparison with predictions from the transition state model (TSM) calculations for fusion fission reactions.
doi: 10.1103/PhysRevC.102.024603
2020KH11 Phys.Rev. C 102, 064602 (2020) J.Khuyagbaatar, A.Yakushev, Ch.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.K.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.B.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva Search for elements 119 and 120 NUCLEAR REACTIONS 249Bk, 249Cf(50Ti, X)299119*/299120*, E(average)=281.5 MeV; measured evaporation residues (ERs), Eα, correlated ER-α and ER-α1-α2-SF events using UNILAC accelerator, TASCA separator, and Focal plane detector system (FPDS) consisting of double-sided silicon strip (DSSD) detectors, and Si-strip detectors for position and time correlations of events. 295,296119, 295,296120; deduced no evidence for non-random correlated events related to 3n- or 4n-channel deexcitations of the compound nuclei 299119 and 299120, within a sensitivity limit of one event corresponding to σ=65 fb for 249Bk+50Ti reaction and σ=200 fb for 249Cf+50Ti; discussed nonobservation of Z=119 and 120 superheavy elements within the context of the fusion-evaporation reaction mechanism.
doi: 10.1103/PhysRevC.102.064602
2020ST03 Eur.Phys.J. A 56, 69 (2020) D.Studer, J.Ulrich, S.Braccini, T.S.Carzaniga, R.Dressler, K.Eberhardt, R.Heinke, U.Koster, S.Raeder, K.Wendt High-resolution laser resonance ionization spectroscopy of 143-147Pm
doi: 10.1140/epja/s10050-020-00061-8
2019GU06 Nucl.Instrum.Methods Phys.Res. A925, 87 (2019) C.Guerrero, J.Lerendegui-Marco, K.Eberhardt, Ch.E.Dullmann, A.Junghans, B.Lommel, C.Mokry, J.M.Quesada, J.Runke, P.Thorle-Pospiech, for the n_TOF Collaboration On the use of stacks of fission-like targets for neutron capture experiments
doi: 10.1016/j.nima.2019.01.063
2019HE12 Phys.Rev. C 99, 065810 (2019) T.Heftrich, M.Weigand, Ch.E.Dullmann, K.Eberhardt, S.Fiebiger, J.Glorius, K.Gobel, C.Guerrero, R.Haas, S.Heinitz, J.Lerendegui-Marco, F.Kappeler, J.D.Kaiser, U.Koster, C.Langer, S.Lohse, F.Ludwig, R.Reifarth, D.Renisch, K.Scheutwinkel, D.Schumann, N.Wiehl, C.Wolf Thermal (n, γ) cross section and resonance integral of 171Tm NUCLEAR REACTIONS 171Tm(n, γ), E=thermal; measured Eγ, Iγ, thermal and epithermal neutron fluence, σ, and resonance integral using activation technique at Triga reactor facility in Mainz. Comparison with previous experimental values, and with data in evaluated libraries. Relevance to s process in thermally pulsing asymptotic giant branch (TP-AGB) stars.
doi: 10.1103/PhysRevC.99.065810
2019KH04 Phys.Rev. C 99, 054306 (2019) J.Khuyagbaatar, A.Yakushev, Ch.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, D.E.Ward, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva Fusion reaction 48Ca + 249Bk leading to formation of the element Ts (Z=117) NUCLEAR REACTIONS 249Bk(48Ca, 3n), (48Ca, 4n)293Ts/294Ts, E=252.1, 254.0, 258.0 MeV; measured reaction products, evaporation residues (ER), Eα, Iα, (ER)α-correlated decay chains, and σ using double-sided silicon strip detectors for α detection, TASCA separator for evaporation residue, and multiwire proportional counter for detection of residues at UNILAC accelerator facility of GSI. Comparison with previous experimental data for (ER)α-correlated decay chains from DGFRS-Dubna facility. RADIOACTIVITY 294Ts, 290Mc, 286Nh, 282Rg, 278Mt, 274Bh, 270Db(α); 293Ts, 289Mc, 285Nh, 281Rg(α); 266Lr, 270Db, 277Mt, 277Hs(SF); measured Eα, Iα, SF events, half-lives. 266Lr, 270Db(α), (SF); measured half-lives and α/SF branching ratios. Comparison with previous experimental data for (ER)α-correlated decay chains from DGFRS-Dubna facility. A=200-240; A=240-260; systematics of α-decay half-lives of isotopes produced in 48Ca+249Bk and 48Ca+249Cf reactions.
doi: 10.1103/PhysRevC.99.054306
2019KO05 Phys.Rev. C 99, 024604 (2019) T.Kogler, A.R.Junghans, R.Beyer, M.Dietz, Ch.E.Dullmann, K.Eberhardt, Ch.Lorenz, S.E.Muller, R.Nolte, T.P.Reinhardt, K.Schmidt, J.Runke, R.Schwengner, M.Takacs, A.Vascon, A.Wagner Fast-neutron-induced fission cross section of 242Pu measured at the neutron time-of-flight facility ELBE NUCLEAR REACTIONS 242Pu(n, F), E=0.5-10 MeV; measured fission fragments, neutron time of flight, σ(E) relative to 235U(n, F), σ(E) using parallel plate fission ionization chamber at nELBE facility at Helmholtz-Zentrum Dresden-Rossendorf (HZDR); deduced energy to time-of-flight-correlation, correction factor for neutron scattering, ratio of neutron-induced and SF rate with and without correction for neutron scattering. GEANT4, MCNP6, and FLUKA2011 for neutron transport simulations. Comparison with previous measurements in EXFOR database, evaluated data in ENDF/B-VIII.0 and JEFF-3.3, and theoretical calculations using TALYS-1.8 and EMPIRE-3.2. RADIOACTIVITY 242Pu(SF); analyzed data on partial half-life for SF decay; deduced T1/2. Comparison with previous experimental values, and evaluated data.
doi: 10.1103/PhysRevC.99.024604
2019LE09 Eur.Phys.J. A 55, 63 (2019) J.Lerendegui-Marco, C.Guerrero, T.Belgya, B.Maroti, K.Eberhardt, Ch.E.Dullmann, A.R.Junghans, C.Mokry, J.M.Quesada, J.Runke, P.Thorle-Pospiech Improved 242Pu(n, γ) thermal cross section combining activation and prompt gamma analysis NUCLEAR REACTIONS 242Pu(n, γ), E=thermal, keV; measured prompt Eγ, Iγ using BGO guarded coaxial n-type HPGe, digitized by PC-driven Multi Channel Analyser (MCA), activation Eγ, Iγ using DOME, low background chamber with HPGe inside. 197Au(n, γ), E not given; measured activation Eγ, Iγ using DOME, start and stop time after irradiation; deduced absolute intensities of 243Pu and 198Au decay lines, T1/2; compared with its evaluated value.
doi: 10.1140/epja/i2019-12730-6
2018DI11 Phys.Lett. B 784, 199 (2018) A.Di Nitto, J.Khuyagbaatar, D.Ackermann, L.-L.Andersson, E.Badura, M.Block, H.Brand, I.Conrad, D.M.Cox, Ch.E.Dullmann, J.Dvorak, K.Eberhardt, P.A.Ellison, N.E.Esker, J.Even, C.Fahlander, U.Forsberg, J.M.Gates, P.Golubev, O.Gothe, K.E.Gregorich, W.Hartmann, R.D.Herzberg, F.P.Hessberger, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, S.Klein, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, S.Lahiri, B.Lommel, M.Maiti, R.Mandl, E.Merchan, S.Minami, A.K.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, D.Renisch, D.Rudolph, J.Runke, L.G.Sarmiento, M.Schadel, H.Schaffner, B.Schausten, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, N.Trautmann, A.Turler, J.Uusitalo, D.Ward, M.Wegrzecki, P.Wieczorek, N.Wiehl, A.Yakushev, V.Yakusheva Study of non-fusion products in the 50Ti + 249Cf reaction NUCLEAR REACTIONS 249Cf(50Ti, X)211Po/212At/213Rn/214Fr/215Ra/222Ra/221Ra/223Ac/218Rn/224Th/219Fr/223Th/218Rn/219Fr/220Ra/214Po/219Ra/217Rn/215At, E=306 MeV; measured reaction products, Eα, Iα; deduced σ.
doi: 10.1016/j.physletb.2018.07.058
2018SA45 Phys.Rev. C 98, 044307 (2018) A.Saamark-Roth, L.G.Sarmiento, D.Rudolph, J.Ljungberg, B.G.Carlsson, C.Fahlander, U.Forsberg, P.Golubev, I.Ragnarsson, D.Ackermann, L.-L.Andersson, M.Block, H.Brand, D.M.Cox, A.Di Nitto, Ch.E.Dullmann, K.Eberhardt, J.Even, J.M.Gates, J.Gerl, K.E.Gregorich, C.J.Gross, R.-D.Herzberg, F.P.Hessberger, E.Jager, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, B.Lommel, A.Mistry, C.Mokry, J.P.Omtvedt, P.Papadakis, J.Runke, K.Rykaczewski, M.Schadel, H.Schaffner, B.Schausten, P.Thorle-Pospiech, N.Trautmann, T.Torres, A.Turler, A.Ward, N.Wiehl, A.Yakushev Low-lying states in 219Ra and 215Rn: Sampling microsecond α-decaying nuclei RADIOACTIVITY 219Ra(α)[from 243Am(48Ca, X), E=242.1, 245.0 MeV]; measured Eα, Iα, Eγ, Iγ, αγ-coin, α(x ray)-coin, α-α correlations using TASISpec at the TASCA, GSI facility. Pileup analysis and GEANT4 simulation of 219Ra to 215Rn decay. 219,219m,220,221Ra, 215,216,217Rn, 212,213Po, 219Fr, 215At(α); measured half-lives, Qα. 219Ra, 215Rn; deduced levels, J, π, isomer in 219Ra Comparison with shell model calculations and theoretical calculations of deformation, rotational states and α-decay rates, and with evaluated data in the ENSDF database.
doi: 10.1103/PhysRevC.98.044307
2018WE04 Phys.Rev. C 97, 035803 (2018) M.Weigand, T.Heftrich, Ch.E.Dullmann, K.Eberhardt, S.Fiebiger, J.Glorius, K.Gobel, R.Haas, C.Langer, S.Lohse, R.Reifarth, D.Renisch, C.Wolf 66.7-keV γ-line intensity of 171Tm determined via neutron activation RADIOACTIVITY 171Er(β-)[from 170Er(n, γ), E=thermal]; 171Tm(β-)[from 171Er β- decay]; measured Eγ, Iγ, E(x rays), I(x rays), precise intensity of the 66.7-keV γ ray from the decay of 171Tm; deduced number of 171Er and 171Tm atoms produced in reactor irradiation. Relevance to 171Tm neutron capture cross section, and s process in thermally pulsing asymptotic giant branch stars.
doi: 10.1103/PhysRevC.97.035803
2017BI08 Phys.Rev. C 95, 045503 (2017) G.Bison, M.Daum, K.Kirch, B.Lauss, D.Ries, P.Schmidt-Wellenburg, G.Zsigmond, T.Brenner, P.Geltenbort, T.Jenke, O.Zimmer, M.Beck, W.Heil, J.Kahlenberg, J.Karch, K.Ross, K.Eberhardt, C.Geppert, S.Karpuk, T.Reich, C.Siemensen, Y.Sobolev, N.Trautmann Comparison of ultracold neutron sources for fundamental physics measurements RADIOACTIVITY 1n(β-); measured ultracold neutron (UCN) density, and UCN lifetime inside the storage bottles at Mainz, PSI, PF2 and SUN-2 systems; experimental comparison of the leading UCN sources currently operating using a standard UCN storage bottle with a volume of 32 liters suitable for search for a permanent electric-dipole moment of the neutron (nEDM), and for other studies of fundamental parameters of the neutron in searches for new charge-parity-violating processes or exotic interactions beyond the Standard Model of particle physics.
doi: 10.1103/PhysRevC.95.045503
2017GA14 Eur.Phys.J. Special Topics 226, 1623 (2017) L.Gastaldo, K.Blaum, K.Chrysalidis, T.Day Goodacre, A.Domula, M.Door, H.Dorrer, Ch.E.Dullmann, K.Eberhardt, S.Eliseev, C.Enss, A.Faessler, P.Filianin, A.Fleischmann, D.Fonnesu, L.Gamer, R.Haas, C.Hassel, D.Hengstler, J.Jochum, K.Johnston, U.Kebschull, S.Kempf, T.Kieck, U.Koster, S.Lahiri, M.Maiti, F.Mantegazzini, B.Marsh, P.Neroutsos, Yu.N.Novikov, P.C.O.Ranitzsch, S.Rothe, A.Rischka, A.Saenz, O.Sander, F.Schneider, S.Scholl, R.X.Schussler, Ch.Schweiger, F.Simkovic, T.Stora, Z.Szucs, A.Turler, M.Veinhard, M.Weber, M.Wegner, K.Wendt and K.Zuber The electron capture in 163Ho experiment - ECHo RADIOACTIVITY 163Ho(EC); measured decay products, X-rays; calculated electron capture spectrum; deduced sensitivity towards neutrino mass measurements.
doi: 10.1140/epjst/e2017-70071-y
2016FO10 Nucl.Phys. A953, 117 (2016) U.Forsberg, D.Rudolph, L.-L.Andersson, A.Di Nitto, Ch.E.Dullmann, C.Fahlander, J.M.Gates, P.Golubev, K.E.Gregorich, C.J.Gross, R.-D.Herzberg, F.P.Hessberger, J.Khuyagbaatar, J.V.Kratz, K.Rykaczewski, L.G.Sarmiento, M.Schadel, A.Yakushev, S.Aberg, D.Ackermann, M.Block, H.Brand, B.G.Carlsson, D.Cox, X.Derkx, J.Dobaczewski, K.Eberhardt, J.Even, J.Gerl, E.Jager, B.Kindler, J.Krier, I.Kojouharov, N.Kurz, B.Lommel, A.Mistry, C.Mokry, W.Nazarewicz, H.Nitsche, J.P.Omtvedt, P.Papadakis, I.Ragnarsson, J.Runke, H.Schaffner, B.Schausten, Y.Shi, P.Thorle-Pospiech, T.Torres, T.Traut, N.Trautmann, A.Turler, A.Ward, D.E.Ward, N.Wiehl Recoil-α-fission and recoil-α-α- fission events observed in the reaction 48Ca + 243Am NUCLEAR REACTIONS 243Am(48Ca, x), E=242.1, 245.0 MeV; measured reaction products, fission products, Eα, Iα(t), αα-coin, (recoil)α-coin, En, In using He-gas filled TASCA, TASISpec based on DSSSDs, other DSSSDs; deduced correlation times, α energy spectra, 23 α-decay chains of five α's and α+3n, fragments T1/2. Discussed existence of long decay chains; compared with published results. RADIOACTIVITY 289,288Mc, 284Nh, 280Rg, 276Mt, 272Bh(α), 268Db(SF); measured decay products, Eα, Iα; deduced T1/2. Comparison with available data.
doi: 10.1016/j.nuclphysa.2016.04.025
2016HO06 Eur.Phys.J. A 52, 116 (2016) S.Hofmann, S.Heinz, R.Mann, J.Maurer, G.Munzenberg, S.Antalic, W.Barth, L.Dahl, K.Eberhardt, R.Grzywacz, J.H.Hamilton, R.A.Henderson, J.M.Kenneally, B.Kindler, I.Kojouharov, R.Lang, B.Lommel, K.Miernik, D.Miller, K.J.Moody, K.Morita, K.Nishio, A.G.Popeko, J.B.Roberto, J.Runke, K.P.Rykaczewski, C.Scheidenberger, D.A.Shaughnessy, M.A.Stoyer, P.Thorle-Pospiech, K.Tinschert, N.Trautmann, J.Uusitalo, A.V.Yeremin Remarks on the fission barriers of super-heavy nuclei RADIOACTIVITY 285Fl, 291,292,293Lv, 294Og(α); calculated mass excess, Qα, shell correction energies for complete α-decay chains. Z=118, 120(α); deduced estimates for synthesis σ. Compared with calculations using macroscopic-microscopic models.
doi: 10.1140/epja/i2016-16116-0
2016HO09 Eur.Phys.J. A 52, 180 (2016) S.Hofmann, S.Heinz, R.Mann, J.Maurer, G.Munzenberg, S.Antalic, W.Barth, H.G.Burkhard, L.Dahl, K.Eberhardt, R.Grzywacz, J.H.Hamilton, R.A.Henderson, J.M.Kenneally, B.Kindler, I.Kojouharov, R.Lang, B.Lommel, K.Miernik, D.Miller, K.J.Moody, K.Morita, K.Nishio, A.G.Popeko, J.B.Roberto, J.Runke, K.P.Rykaczewski, S.Saro, C.Scheidenberger, H.J.Schott, D.A.Shaughnessy, M.A.Stoyer, P.Thorle-Pospiech, K.Tinschert, N.Trautmann, J.Uusitalo, A.V.Yeremin Review of even element super-heavy nuclei and search for element
doi: 10.1140/epja/i2016-16180-4
2016WE07 Nature(London) 533, 47 (2016) L.v.d.Wense, B.Seiferle, M.Laatiaoui, J.B.Neumayr, H.-J.Maier, H.-F.Wirth, C.Mokry, J.Runke, Kl.Eberhardt, C.E.Dullmann, N.G.Trautmann, P.G.Thirolf Direct detection of the 229Th nuclear clock transition RADIOACTIVITY 229Th(IT), (α); measured decay products, Eα, Iα; deduced isomer T1/2.
doi: 10.1038/nature17669
2015HE18 Phys.Rev. C 92, 015806 (2015) T.Heftrich, M.Bichler, R.Dressler, K.Eberhardt, A.Endres, J.Glorius, K.Gobel, G.Hampel, M.Heftrich, F.Kappeler, C.Lederer, M.Mikorski, R.Plag, R.Reifarth, C.Stieghorst, S.Schmidt, D.Schumann, Z.Slavkovska, K.Sonnabend, A.Wallner, M.Weigand, N.Wiehl, S.Zauner Thermal neutron capture cross section of the radioactive isotope 60Fe NUCLEAR REACTIONS 60Fe(n, γ), E=thermal and epithermal; measured Eγ, Iγ, capture σ, resonance integral at Mainz TRIGA research reactor facility; deduced Maxwellian averaged cross section for kT=0.005 eV to 1 MeV, negligible s-wave part of the direct capture in the astrophysical regime of kT=10-100 keV. Comparison with evaluated cross sections in TENDL-2014 library.
doi: 10.1103/PhysRevC.92.015806
2015RU11 J.Radioanal.Nucl.Chem. 303, 1185 (2015) D.Rudolph, U.Forsberg, P.Golubev, L.G.Sarmiento, A.Yakushev, L.-L.Andersson, A.Di Nitto, Ch.E.Dullmann, J.M.Gates, K.E.Gregorich, C.J.Gross, R.-D.Herzberg, F.P.Hessberger, J.Khuyagbaatar, J.V.Kratz, K.Rykaczewski, M.Schadel, S.Aberg, D.Ackermann, M.Block, H.Brand, B.G.Carlsson, D.Cox, X.Derkx, K.Eberhardt, J.Even, C.Fahlander, J.Gerl, E.Jager, B.Kindler, J.Krier, I.Kojouharov, N.Kurz, B.Lommel, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, P.Papadakis, I.Ragnarsson, J.Runke, H.Schaffner, B.Schausten, P.Thorle-Pospiech, T.Torres, T.Traut, N.Trautmann, A.Turler, A.Ward, D.E.Ward, N.Wiehl Selected spectroscopic results on element 115 decay chains RADIOACTIVITY 288Mc, 284Nh, 280Rg, 276Mt, 272Bh(α), 268Db(SF); measured decay products, Eα, Iα; deduced Q-values, level energies, branching ratios. Comparison with GEANT4 Monte-Carlo simulations.
doi: 10.1007/s10967-014-3445-y
2015SC13 Eur.Phys.J. A 51, 89 (2015) F.Schneider, T.Beyer, K.Blaum, M.Block, S.Chenmarev, H.Dorrer, Ch.E.Dullmann, K.Eberhardt, M.Eibach, S.Eliseev, J.Grund, U.Koster, Sz.Nagy, Yu.N.Novikov, D.Renisch, A.Turler, K.Wendt Preparatory studies for a high-precision Penning-trap measurement of the 163Ho electron capture Q-value
doi: 10.1140/epja/i2015-15089-8
2014EI01 Phys.Rev. C 89, 064318 (2014) M.Eibach, T.Beyer, K.Blaum, M.Block, Ch.E.Dullmann, K.Eberhardt, J.Grund, Sz.Nagy, H.Nitsche, W.Nortershauser, D.Renisch, K.P.Rykaczewski, F.Schneider, C.Smorra, J.Vieten, M.Wang, K.Wendt Direct high-precision mass measurements on 241, 243Am, 244Pu, and 249Cf ATOMIC MASSES 241,243Am, 244Pu, 249Cf; measured Time-of-flight spectrum of carbon cluster ions, cyclotron frequencies by TOF-ICR technique using TRIGA-TRAP Penning-trap mass spectrometer at Mainz; deduced masses. Comparison with data in AME-2012. Analyzed AME-2012 masses of 84 nuclides in Z=82-112, N=129-166 region, and improved uncertainties with the use of new mass measurements in this work.
doi: 10.1103/PhysRevC.89.064318
2014GA33 J.Low Temp.Physics 176, 876 (2014) L.Gastaldo, K.Blaum, A.Doerr, Ch.E.Dullmann, K.Eberhardt, S.Eliseev, C.Enss, A.Faessler, A.Fleischmann, S.Kempf, M.Krivoruchenko, S.Lahiri, M.Maiti, Yu.N.Novikov, P.C.-O.Ranitzsch, F.Simkovic, Z.Szucs, M.Wegner The Electron Capture 163Ho Experiment ECHo RADIOACTIVITY 163Ho(EC); measured decay products, X-rays; deduced β-decay spectra, Q-values. Neutrino mass, metallic magnetic calorimeters, SQUID.
doi: 10.1007/s10909-014-1187-4
2014KA13 Eur.Phys.J. A 50, 78 (2014) J.Karch, Yu.Sobolev, M.Beck, K.Eberhardt, G.Hampel, W.Heil, R.Kieser, T.Reich, N.Trautmann, M.Ziegner Performance of the solid deuterium ultra-cold neutron source at the pulsed reactor TRIGA Mainz
doi: 10.1140/epja/i2014-14078-9
2014KH04 Phys.Rev.Lett. 112, 172501 (2014) J.Khuyagbaatar, A.Yakushev, C.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, D.E.Ward, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva 48Ca + 249Bk Fusion Reaction Leading to Element Z=117: Long-Lived α-Decaying 270Db and Discovery of 266Lr NUCLEAR REACTIONS 249Bk(48Ca, X)294Ts, E=268.3, 270.2, 274.1 MeV; measured reaction products, Eα, Iα; deduced σ. Comparison with experimental data. RADIOACTIVITY 294Ts, 290Mc, 286Nh, 282Rg, 278Mt, 274Bh, 270Db, 266Lr(α); measured decay products, Eα, Iα; deduced T1/2. Comparison with experimental data.
doi: 10.1103/PhysRevLett.112.172501
2014RU04 Acta Phys.Pol. B45, 263 (2014) D.Rudolph, U.Forsberg, P.Golubev, L.G.Sarmiento, A.Yakushev, L.-L.Andersson, A.Di Nitto, Ch.E.Dullmann, J.M.Gates, K.E.Gregorich, C.J.Gross, R.-D.Herzberg, F.P.Hessberger, J.Khuyagbaatar, J.V.Kratz, K.Rykaczewski, M.Schadel, S.Aberg, D.Ackermann, M.Block, H.Brand, B.G.Carlsson, D.Cox, X.Derkx, K.Eberhardt, J.Even, C.Fahlander, J.Gerl, E.Jager, B.Kindler, J.Krier, I.Kojouharov, N.Kurz, B.Lommel, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, P.Papadakis, I.Ragnarsson, J.Runke, H.Schaffner, B.Schausten, P.Thorle-Pospiech, T.Torres, T.Traut, N.Trautmann, A.Turler, A.Ward, D.E.Ward, N.Wiehl Alpha-Photon Coincidence Spectroscopy Along Element 115 Decay Chains RADIOACTIVITY 287,288Mc, 283,284Nh, 279,280Rg, 275,276Mt, 271,272Bh(α), 267,268Db(SF) [from 243Am(48Ca, X), E not given]; measured decay products, Eα, Iα, Eγ, Iγ, X-rays; deduced T1/2, correlated α-decay chains. Comparison with available data.
doi: 10.5506/APhysPolB.45.263
2014YA33 Inorg. Chem. 53, 1624 (2014) A.Yakushev, J.M.Gates, A.Turler, M.Schadel, C.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, K.Eberhardt, H.G.Essel, J.Even, U.Forsberg, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, B.Lommel, L.J.Niewisch, H.Nitsche, J.P.Omtvedt, E.Parr, Z.Qin, D.Rudolph, J.Runke, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl Superheavy Element Flerovium (Element 114) Is a Volatile Metal NUCLEAR REACTIONS 244Pu(48Ca, Xn)288Fl/289Fl, E=259.4 MeV; measured reaction products, Eα, Iα; deduced two atoms of flerovium, the observed adsorption behavior of Fl points to a higher inertness compared to its nearest homologue in the group, Pb. However, the measured lower limit for the adsorption enthalpy of Fl on a Au surface points to the formation of a metal-metal bond of Fl with Au. Fl is the least reactive element in the group, but still a metal.
doi: 10.1021/ic4026766
2013RU11 Phys.Rev.Lett. 111, 112502 (2013) D.Rudolph, U.Forsberg, P.Golubev, L.G.Sarmiento, A.Yakushev, L.-L.Andersson, A.Di Nitto, Ch.E.Dullmann, J.M.Gates, K.E.Gregorich, C.J.Gross, F.P.Hessberger, R.-D.Herzberg, J.Khuyagbaatar, J.V.Kratz, K.Rykaczewski, M.Schadel, S.Aberg, D.Ackermann, M.Block, H.Brand, B.G.Carlsson, D.Cox, X.Derkx, K.Eberhardt, J.Even, C.Fahlander, J.Gerl, E.Jager, B.Kindler, J.Krier, I.Kojouharov, N.Kurz, B.Lommel, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, P.Papadakis, I.Ragnarsson, J.Runke, H.Schaffner, B.Schausten, P.Thorle-Pospiech, T.Torres, T.Traut, N.Trautmann, A.Turler, A.Ward, D.E.Ward, N.Wiehl Spectroscopy of Element 115 Decay Chains RADIOACTIVITY 288Mc, 284Nh, 280Rg, 276Mt, 272Bh(α) [from 243Am(48Ca, X), E=5.4 MeV/nucleon]; measured decay products, Eα, Iα, Eγ, Iγ, X-rays. 280Rg, 276Mt; deduced T1/2, Q-value, α-decay scheme. Comparison with Monte Carlo calculations.
doi: 10.1103/PhysRevLett.111.112502
2012FO03 Acta Phys.Pol. B43, 305 (2012) U.Forsberg, P.Golubev, L.G.Sarmiento, J.Jeppsson, D.Rudolph, L.-L.Andersson, D.Ackermann, M.Asai, M.Block, K.Eberhardt, J.Even, Ch.E.Dullmann, J.Dvorak, J.M.Gates, K.E.Gregorich, R.-D.Herzberg, F.P.Hessberger, E.Jager, J.Khuyagbaatar, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, S.Lahiri, B.Lommel, M.Maiti, E.Merchan, J.P.Omtvedt, E.Parr, J.Runke, H.Schaffner, M.Schadel, A.Yakushev First Experiment at TASCA Towards X-Ray Fingerprinting of Element 115 Decay Chains NUCLEAR REACTIONS 208Pb(48Ca, 2n)254No, E=4.59 MeV/nucleon; measured reaction fusion-evaporation products; deduced distribution of evaporation residue. Comparison with theoretical calculations.
doi: 10.5506/APhysPolB.43.305
2012HO12 Eur.Phys.J. A 48, 62 (2012) S.Hofmann, S.Heinz, R.Mann, J.Maurer, J.Khuyagbaatar, D.Ackermann, S.Antalic, W.Barth, M.Block, H.G.Burkhard, V.F.Comas, L.Dahl, K.Eberhardt, J.Gostic, R.A.Henderson, J.A.Heredia, F.P.Hessberger, J.M.Kenneally, B.Kindler, I.Kojouharov, J.V.Kratz, R.Lang, M.Leino, B.Lommel, K.J.Moody, G.Munzenberg, S.L.Nelson, K.Nishio, A.G.Popeko, J.Runke, S.Saro, D.A.Shaughnessy, M.A.Stoyer, P.Thorle-Pospiech, K.Tinschert, N.Trautmann, J.Uusitalo, P.A.Wilk, A.V.Yeremin The reaction 48Ca + 248Cm → 296116* studied at the GSI-SHIP NUCLEAR REACTIONS 248Cm(48Ca, X)292Lv/293Lv, E=265.4, 270.2 MeV; measured reaction products, Eα, Iα(t) from 116 decay, 116 fission using SHIP velocity filter. 288,289Fl, 284,285Cn, 281Ds, 277Hs; deduced σ, T1/2, ground state quadrupole deformation, quasiparticle excitations, Q-values for different α decay chains. Comparison with other data.
doi: 10.1140/epja/i2012-12062-1
2012SM01 Phys.Rev. C 85, 027601 (2012) C.Smorra, T.Beyer, K.Blaum, M.Block, Ch.E.Dullmann, K.Eberhardt, M.Eibach, S.Eliseev, Sz.Nagy, W.Nortershauser, D.Renisch Direct mass measurements of cadmium and palladium isotopes and their double-β transition Q values ATOMIC MASSES 106,108,110Cd, 106,108,110Pd; measured cyclotron frequency ratios, masses and mass excesses by Penning-trap mass spectrometers SHIPTRAP and ISOLTRAP. Comparison with AME-2003 evaluation. RADIOACTIVITY 106,108Cd(2β+), (2EC); 110Pd(2β-); measured Q values by Penning-trap mass spectrometers. Comparison with AME-2003 evaluation.
doi: 10.1103/PhysRevC.85.027601
2012SM07 Phys.Rev. C 86, 044604 (2012) C.Smorra, T.R.Rodriguez, T.Beyer, K.Blaum, M.Block, Ch.E.Dullmann, K.Eberhardt, M.Eibach, S.Eliseev, K.Langanke, G.Martinez-Pinedo, Sz.Nagy, W.Nortershauser, D.Renisch, V.M.Shabaev, I.I.Tupitsyn, N.A.Zubova Q value and half-life of double-electron capture in 184Os ATOMIC MASSES 184Os, 184W; measured time-of-flight and cyclotron frequency ratios using Penning-trap mass spectrometer TRIGA-TRAP; deduced mass excess, Q value for 2β decay. RADIOACTIVITY 184Os(2EC); measured Q-value using Penning-trap; calculated nuclear matrix element, T1/2. Energy density functional (EDF) calculations.
doi: 10.1103/PhysRevC.86.044604
2011GA19 Phys.Rev. C 83, 054618 (2011) J.M.Gates, Ch.E.Dullmann, M.Schadel, A.Yakushev, A.Turler, K.Eberhardt, J.V.Kratz, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, H.G.Essel, P.A.Ellison, J.Even, U.Forsberg, J.Gellanki, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.Krier, N.Kurz, S.Lahiri, D.Liebe, B.Lommel, M.Maiti, H.Nitsche, J.P.Omtvedt, E.Parr, D.Rudolph, J.Runke, H.Schaffner, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl First superheavy element experiments at the GSI recoil separator TASCA: The production and decay of element 114 in the 244Pu(48Ca, 3-4n) reaction NUCLEAR REACTIONS 206Pb(48Ca, 2n)252No, E=231.2 MeV; 207Pb(48Ca, 2n)253No, E=231.2 MeV; 208Pb(48Ca, 2n)254No, E=231.2 MeV; 244Pu(48Ca, 3n)289Fl, E=254.6, 259.4 MeV; 244Pu(48Ca, 4n)288Fl, E=254.6, 259.4 MeV; measured evaporation residue spectra, Eα, Iα, fission fragment spectra, Eγ, αγ-, α(particle)-coin, production cross sections. TASCA recoil separator at GSI. Comparison with previous measurements. RADIOACTIVITY 252,253,254No, 288,289Fl(α), (SF); measured Eα, half-lives, branching ratios for α and SF decay modes, (evaporation residues)α- and (evaporation residues)(fission fragments)-correlations, αγ-, γ(SF events)-coin. 248Fm, 281Ds, 284,285Cn, (α); measured Eα, EVR-α-α correlations, Eγ, half-lives. 277Hs(SF); measured total kinetic energy (TKE), half-life.
doi: 10.1103/PhysRevC.83.054618
2011KE03 Phys.Rev. C 84, 014311 (2011) J.Ketelaer, G.Audi, T.Beyer, K.Blaum, M.Block, R.B.Cakirli, R.F.Casten, C.Droese, M.Dworschak, K.Eberhardt, M.Eibach, F.Herfurth, E.Minaya-Ramirez, Sz.Nagy, D.Neidherr, W.Nortershauser, C.Smorra, M.Wang Mass measurements on stable nuclides in the rare-earth region with the Penning-trap mass spectrometer TRIGA-TRAP ATOMIC MASSES 153Eu, 152,154,155,156,157,158,160Gd, 175,176Lu, 176,177,178,179,180Hf; measured masses using TOF-ICR technique and TRIGA-TRAP Penning-trap mass spectrometer; deduced δVpn values; evaluated mass excesses.
doi: 10.1103/PhysRevC.84.014311
2010DU06 Phys.Rev.Lett. 104, 252701 (2010) Ch.E.Dullmann, M.Schadel, A.Yakushev, A.Turler, K.Eberhardt, J.V.Kratz, D.Ackermann, L.-L.Andersson, M.Block, W.Bruchle, J.Dvorak, H.G.Essel, P.A.Ellison, J.Even, J.M.Gates, A.Gorshkov, R.Graeger, K.E.Gregorich, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.Krier, N.Kurz, S.Lahiri, D.Liebe, B.Lommel, M.Maiti, H.Nitsche, J.P.Omtvedt, E.Parr, D.Rudolph, J.Runke, B.Schausten, E.Schimpf, A.Semchenkov, J.Steiner, P.Thorle-Pospiech, J.Uusitalo, M.Wegrzecki, N.Wiehl Production and Decay of Element 114: High Cross Sections and the New Nucleus 277Hs NUCLEAR REACTIONS 244Pu(48Ca, 3n)289Fl, 244Pu(48Ca, 4n)288Fl, E=259.4, 254.6 MeV; measured reaction products, Eα, Iα; deduced σ, α-decay chains, T1/2. RADIOACTIVITY 288,289Fl, 285Cn(α), 281Ds(α), 284Cn, 281Ds, 277Hs(SF); measured reaction products, Eα, Iα; deduced α-decay chains, T1/2.
doi: 10.1103/PhysRevLett.104.252701
2010KE09 Eur.Phys.J. D 58, 47 (2010) J.Ketelaer, T.Beyer, K.Blaum, M.Block, K.Eberhardt, F.Herfurth, C.Smorra, Sz.Nagy Accuracy studies with carbon clusters at the Penning trap mass spectrometer TRIGA-TRAP ATOMIC MASSES 197Au; measured cyclotron frequency ratios using various sizes of carbon clusters; deduced mass.
doi: 10.1140/epjd/e2010-00092-9
2009DV01 Phys.Rev. C 79, 037602 (2009) J.Dvorak, W.Bruchle, Ch.E.Dullmann, Z.Dvorakova, K.Eberhardt, R.Eichler, E.Jager, Y.Nagame, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, R.Schuber, A.Semchenkov, P.Thorle, A.Turler, M.Wegrzecki, A.Yakushev Cross section limits for the 248Cm(25Mg, 4n-5n)268, 269Hs reactions NUCLEAR REACTIONS 248Cm(25Mg, 4n)269Hs, (25Mg, 5n)268Hs, E(cm)=140 MeV; measured α, fission events, α-SF and α-α correlations, production cross section limits. No events were assigned to 268Hs and 269Hs. RADIOACTIVITY 268Hs, 269Hs(α); measured Eα, half-lives.
doi: 10.1103/PhysRevC.79.037602
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
2008DV02 Phys.Rev.Lett. 100, 132503 (2008) J.Dvorak, W.Bruchle, M.Chelnokov, Ch.E.Dullmann, Z.Dvorakova, K.Eberhardt, E.Jager, R.Krucken, A.Kuznetsov, Y.Nagame, F.Nebel, K.Nishio, R.Perego, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, R.Schuber, A.Semchenkov, P.Thorle, A.Turler, M.Wegrzecki, B.Wierczinski, A.Yakushev, A.Yeremin Observation of the 3n Evaporation Channel in the Complete Hot-Fusion Reaction 26Mg+248Cm Leading to the New Superheavy Nuclide 271Hs NUCLEAR REACTIONS 248Cm(26Mg, xn)269Hs/270Hs/271Hs, E=13-15 MeV; measured production σ. 271Hs; deduced T1/2.
doi: 10.1103/PhysRevLett.100.132503
2008QI03 Radiochim.Acta 96, 455 (2008) Z.Qin, W.Bruchle, D.Ackermann, K.Eberhardt, F.P.Hessberger, E.Jager, J.V.Kratz, P.Kuusiniemi, D.Liebe, G.Munzenberg, D.Nayak, Yu.N.Novikov, M.Schadel, B.Schausten, E.Schimpf, A.Semchenkov, B.Sulignano, P.Thorle, X.L.Wu Search for the "missing" α-decay branch in 239Cm RADIOACTIVITY 239Cm(α) [from 232Th(12C, 5n), E=70, 74 MeV]; measured measured Eγ, Iγ, Eα, Iα. NUCLEAR REACTIONS 232Th(12C, 6n), (12C, 5n), (12C, 4n), E=70, 74 MeV; measured cross sections.
doi: 10.1524/ract.2008.1517
2007FR24 Eur.Phys.J. A 34, 119 (2007) A.Frei, Yu.Sobolev, I.Altarev, K.Eberhardt, A.Gschrey, E.Gutsmiedl, R.Hackl, G.Hampel, F.J.Hartmann, W.Heil, J.V.Kratz, Th.Lauer, A.Lizon Aguilar, A.R.Muller, S.Paul, Yu.Pokotilovski, W.Schmid, L.Tassini, D.Tortorella, N.Trautmann, U.Trinks, N.Wiehl First production of ultracold neutrons with a solid deuterium source at the pulsed reactor TRIGA Mainz NUCLEAR REACTIONS 2H(n, n'), E=thermal; measured ultracold neutron yield.
doi: 10.1140/epja/i2007-10494-2
2006DV01 Phys.Rev.Lett. 97, 242501 (2006) J.Dvorak, W.Bruchle, M.Chelnokov, R.Dressler, Ch.E.Dullmann, K.Eberhardt, V.Gorshkov, E.Jager, R.Krucken, A.Kuznetsov, Y.Nagame, F.Nebel, Z.Novackova, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, A.Semchenkov, P.Thorle, A.Turler, M.Wegrzecki, B.Wierczinski, A.Yakushev, A.Yeremin Doubly Magic Nucleus 270108Hs162 RADIOACTIVITY 269,270Hs, 265Sg(α) [from 248Cm(26Mg, xn) and subsequent decay]; measured Eα, T1/2. 266Sg(SF) [from 270Hs decay]; measured T1/2. Rapid chemical separation. NUCLEAR REACTIONS 248Cm(26Mg, 4n), (26Mg, 5n), E=136, 145 MeV; measured delayed Eα, αα-coin; deduced production σ.
doi: 10.1103/PhysRevLett.97.242501
2006EI01 Radiochim.Acta 94, 181 (2006) R.Eichler, W.Bruchle, R.Buda, S.Burger, R.Dressler, Ch.E.Dullmann, J.Dvorak, K.Eberhardt, B.Eichler, C.M.Folden III, H.W.Gaggeler, K.E.Gregorich, F.Haenssler, D.C.Hoffman, H.Hummrich, E.Jager, J.V.Kratz, B.Kuczewski, D.Liebe, D.Nayak, H.Nitsche, D.Piguet, Z.Qin, U.Rieth, M.Schadel, B.Schausten, E.Schimpf, A.Semchenkov, S.Soverna, R.Sudowe, N.Trautmann, P.Thorle, A.Turler, B.Wierczinski, N.Wiehl, P.A.Wilk, G.Wirth, A.B.Yakushev, A.von Zweidorf Attempts to chemically investigate element 112 NUCLEAR REACTIONS 238U(48Ca, X), E=231, 235 MeV; measured delayed fission, Eα, (fission)α-coin; deduced no evidence for 283Cn. Thermochromatography.
doi: 10.1524/ract.2006.94.4.181
2005ST16 Nucl.Instrum.Methods Phys.Res. A543, 509 (2005) L.Stavsetra, K.E.Gregorich, J.Alstad, H.Breivik, K.Eberhardt, C.M.Folden III, T.N.Ginter, M.Johansson, U.W.Kirbach, D.M.Lee, M.Mendel, L.A.Omtvedt, J.B.Patin, G.Skarnemark, R.Sudowe, P.A.Wilk, P.M.Zielinski, H.Nitsche, D.C.Hoffman, J.P.Omtvedt Liquid-scintillation detection of preseparated 257Rf with the SISAK-system NUCLEAR REACTIONS 208Pb(50Ti, n), E=237 MeV; measured delayed αα-coin; deduced evidence for 257Rf. Gas-filled separator, fast liquid-liquid extraction system.
doi: 10.1016/j.nima.2004.12.010
2004GA18 Nucl.Phys. A734, 208 (2004) H.W.Gaggeler, W.Bruchle, Ch.E.Dullmann, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, C.M.Folden, T.N.Ginter, F.Glaus, K.E.Gregorich, F.Haenssler, D.C.Hoffman, E.Jager, D.T.Jost, U.W.Kirbach, J.V.Kratz, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, U.Rieth, M.Schadel, E.Schimpf, B.Schausten, S.Soverna, R.Sudowe, P.Thorle, N.Trautmann, A.Turler, A.Vahle, P.A.Wilk, G.Wirth, A.B.Yakushev, A.von Zweidorf Chemical and nuclear studies of hassium and element 112 NUCLEAR REACTIONS 248Cm(26Mg, 4n), (26Mg, 5n), E=145 MeV; 238U(48Ca, 3n), E=239 MeV; measured yields. Chemical properties discussed.
doi: 10.1016/j.nuclphysa.2004.01.036
2004VO24 Radiochim.Acta 92, 855 (2004) A.von Zweidorf, R.Angert, W.Bruchle, S.Burger, K.Eberhardt, R.Eichler, H.Hummrich, E.Jager, H.-O.Kling, J.V.Kratz, B.Kuczewski, G.Langrock, M.Mendel, U.Rieth, M.Schadel, B.Schausten, E.Schimpf, P.Thorle, N.Trautmann, K.Tsukada, N.Wiehl, G.Wirth Evidence for the formation of sodium hassate(VIII) NUCLEAR REACTIONS 248Cm(26Mg, xn), E=144-149 MeV; measured delayed αα-coin; deduced evidence for 269,270Hs. Radiochemical analysis. RADIOACTIVITY 269,270Hs, 265,266Sg, 257No(α); 261,262Rf(SF) [from 248Cm(26Mg, xn) and subsequent decay]; measured Eα, T1/2.
doi: 10.1524/ract.92.12.855.55112
2003DU27 Czech.J.Phys. (Supplement) 53, A291 (2003) Ch.E.Dullmann, R.Dressler, B.Eichler, H.W.Gaggeler, F.Glaus, D.T.Jost, D.Piguet, S.Soverna, A.Turler, W.Bruchle, R.Eichler, E.Jager, V.Pershina, M.Schadel, B.Schausten, E.Schimpf, H.-J.Schott, G.Wirth, K.Eberhardt, P.Thorle, N.Trautmann, T.N.Ginter, K.E.Gregorich, D.C.Hoffman, U.W.Kirbach, D.M.Lee, H.Nitsche, J.B.Patin, R.Sudowe, P.M.Zielinski, S.N.Timokhin, A.B.Yakushev, A.Vahle, Z.Qin First chemical investigation of hassium (Hs, Z=108) RADIOACTIVITY 269,270Hs(α); measured Eα, Iα.
doi: 10.1007/s10582-003-0037-4
2003TU05 Eur.Phys.J. A 17, 505 (2003) A.Turler, Ch.E.Dullmann, H.W.Gaggeler, U.W.Kirbach, A.B.Yakushev, M.Schadel, W.Bruchle, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, T.N.Ginter, F.Glaus, K.E.Gregorich, D.C.Hoffman, E.Jager, D.T.Jost, D.M.Lee, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, B.Schausten, E.Schimpf, H.-J.Schott, S.Soverna, R.Sudowe, P.Thorle, S.N.Timokhin, N.Trautmann, A.Vahle, G.Wirth, P.M.Zielinski On the decay properties of 269Hs and indications for the new nuclide 270Hs NUCLEAR REACTIONS 248Cm(26Mg, xn), E=143.7-146.8 MeV; measured residual nucleus decay; deduced evidence for 269,270Hs. Chemical separation. RADIOACTIVITY 269,270Hs, 265,266Sg, 261Rf, 257No(α) [from 248Cm(26Mg, xn) and subsequent decay]; measured Eα, T1/2. 261,262Rf(SF); measured fission fragment energies.
doi: 10.1140/epja/i2002-10163-0
2002DU21 Nature(London) 418, 859 (2002) Ch.E.Dullmann, W.Bruchle, R.Dressler, K.Eberhardt, B.Eichler, R.Eichler, H.W.Gaggeler, T.N.Ginter, F.Glaus, K.E.Gregorich, D.C.Hoffman, E.Jager, D.T.Jost, U.W.Kirbach, D.M.Lee, H.Nitsche, J.B.Patin, V.Pershina, D.Piguet, Z.Qin, M.Schadel, B.Schausten, E.Schimpf, H.-J.Schott, S.Soverna, R.Sudowe, P.Thorle, S.N.Timokhin, N.Trautmann, A.Turler, A.Vahle, G.Wirth, A.B.Yakushev, P.M.Zielinski Chemical investigation of hassium (element 108) RADIOACTIVITY 269,270Hs, 265,266Sg, 261Rf(α) [from 248Cm(26Mg, xn) and subsequent decay]; measured Eα. Chemical properties of hassium discussed.
doi: 10.1038/nature00980
1998BA04 Phys.Rev.Lett. 80, 920 (1998) H.Backe, M.Hies, H.Kunz, W.Lauth, O.Curtze, P.Schwamb, M.Sewtz, W.Theobald, R.Zahn, K.Eberhardt, N.Trautmann, D.Habs, R.Repnow, B.Fricke Isotope Shift Measurements for Superdeformed Fission Isomeric States NUCLEAR MOMENTS 240m,242mAm; measured fission isomers optical isotope shifts relative to 241,243Am; deduced quadrupole moments. Resonance ionization spectroscopy, buffer gas cell.
doi: 10.1103/PhysRevLett.80.920
1998LH02 Eur.Phys.J. A 1, 285 (1998) G.Lhersonneau, B.Pfeiffer, J.Alstad, P.Dendooven, K.Eberhardt, S.Hankonen, I.Klockl, K.-L.Kratz, A.Nahler, R.Malmbeck, J.P.Omtvedt, H.Penttila, S.Schoedder, G.Skarnemark, N.Trautmann, J.Aysto Shape Coexistence Near the Double-Midshell Nucleus 111Rh RADIOACTIVITY 111Ru(β-) [from 249Cf(n, F)]; measured Eγ, Iγ, βγ(t), γγ-coin. 111Rh deduced levels, J, π, T1/2, configurations, β-branching ratios. Fast chemical separation, online mass separation.
doi: 10.1007/s100500050063
1998SC50 Radiochim.Acta 83, 163 (1998) M.Schadel, W.Bruchle, E.Jager, B.Schausten, G.Wirth, W.Paulus, R.Gunther, K.Eberhardt, J.V.Kratz, A.Seibert, E.Strub, P.Thorle, N.Trautmann, A.Waldek, S.Zauner, D.Schumann, U.Kirbach, B.Kubica, R.Misiak, Y.Nagame, K.E.Gregorich Aqueous Chemistry of Seaborgium (Z=106)
1996WI27 Nucl.Instrum.Methods Phys.Res. A370, 532 (1996) B.Wierczinski, K.Eberhardt, G.Herrmann, J.V.Kratz, M.Mendel, A.Nahler, F.Rocker, U.Tharun, N.Trautmann, K.Weiner, N.Wiehl, J.Alstad, G.Skarnemark Liquid-Scintillation Spectroscopy of α-Particle Emitters and Detection of Spontaneous Fission Events for On-Line Studies of Actinide and Transactinide Elements RADIOACTIVITY 226Ra, 233U, 241Am, 222,220,219Rn, 218,216,215,214Po, 239Pu, 252Cf(α); 161Hf(α) [from Sm(Ne, X), E=155 MeV]; measured α-spectra; deduced detector resolution. Extractive HDEHP liquid scintillator, stationary, flowing solutions.
doi: 10.1016/0168-9002(95)00830-6
1995SC24 Z.Phys. A352, 237 (1995) S.Schoedder, G.Lhersonneau, A.Wohr, G.Skarnemark, J.Alstad, A.Nahler, K.Eberhardt, J.Aysto, N.Trautmann, K.-L.Kratz Level Lifetimes in Neutron-Rich Ru Isotopes NUCLEAR REACTIONS 249Cf(n, F), E=thermal; measured βγ(t) following fission product decay. 106,107,108,109,110Ru levels deduced T1/2, deformation parameters in some cases.
doi: 10.1007/BF01289492
1995WI28 Radiochim.Acta 69, 77 (1995) B.Wierczinski, J.Alstad, K.Eberhardt, B.Eichler, H.Gaggeler, G.Herrmann, D.Jost, A.Nahler, M.Pense-Maskow, A.V.R.Reddy, G.Skarnemark, N.Trautmann, A.Turler Fast On-Line Solvent Extraction with the SISAK-3 Centrifuge System as a Test of Chemical Studies of the Elements 105 and 106
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