NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = M.Schadel Found 105 matches. Showing 1 to 100. [Next]2023CO04 Phys.Rev. C 107, L021301 (2023) D.M.Cox, A.Saamark-Roth, D.Rudolph, L.G.Sarmiento, R.M.Clark, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.AAberg, H.M.Albers, M.Albertsson, M.Block, H.Brand, T.Calverley, R.Cantemir, B.G.Carlsson, Ch.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along flerovium decay chains. II. Fine structure in odd-A 289Fl RADIOACTIVITY 289Fl(α) [from 244Pu(48Ca, X), E=6.02 MeV/nucleon]; 285Cn(α) [from 289Fl(α)]; 281Ds(α) [from 285Cn(α)]; 277Hs(SF) [from 281Ds(α)]; measured decay products, Eα, Iα, Eβ, Iβ αβ-coin, αα-coin, (fragment)αα-coin; deduced Q-values, T1/2, branching ratios, hindrance factor. 289Fl, 285Cn, 281Ds; deduced J, π and δ assignments based on the derived decay path. Comparison with structure calculations based on the symmetry-conserving configuration mixing theory. Gas-filled recoil separator TASCA was used to transmit, select, and focus the flerovium ions into an upgraded version of the TASISpec decay station consisting of implantation DSSD, veto DSSD and set of HPGe detectors (GSI).
doi: 10.1103/PhysRevC.107.L021301
2023SA03 Phys.Rev. C 107, 024301 (2023) A.Saamark-Roth, D.M.Cox, D.Rudolph, L.G.Sarmiento, M.Albertsson, B.G.Carlsson, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.AAberg, H.M.Albers, M.Block, H.Brand, T.Calverley, R.Cantemir, R.M.Clark, Ch.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along flerovium decay chains. III. Details on experiment, analysis, 282Cn, and spontaneous fission branches RADIOACTIVITY 290,288,286,284Fl(α)(SF) [from 244Pu(48Ca, X), E=6.02 MeV/nucleon]; 282Cn(α)(SF) [286Fl(α)]; 284Cn(α)(SF) [from 288Fl(α)]; 286Cn(α)(SF) [290Fl(α)]; 282Ds(α)(SF) [from 286Cn(α)]; 280Ds(α)(SF) [from 284Cn(α)]; measured decay products, Eα, Iα, Eβ, Iβ αβ-coin, αα-coin, (fragment)αα-coin; deduced Q-values, T1/2, branching ratios, hindrance factor. 282Cn; deduced levels, J, π, T1/2 of excited states, transition rates, monopole transition strengths. Comparison to macroscopic-microscopic finite-range liquid-drop model, self-consistent Hartree-Fock-Bogoliubov calculations and other experimental data. Gas-filled recoil separator TASCA was used to transmit, select, and focus the flerovium ions into an upgraded version of the TASISpec decay station consisting of implantation DSSD, veto DSSD and set of HPGe detectors (GSI).
doi: 10.1103/PhysRevC.107.024301
2021SA01 Phys.Rev.Lett. 126, 032503 (2021) A.Samark-Roth, D.M.Cox, D.Rudolph, L.G.Sarmiento, B.G.Carlsson, J.L.Egido, P.Golubev, J.Heery, A.Yakushev, S.Aberg, H.M.Albers, M.Albertsson, M.Block, H.Brand, T.Calverley, R.Cantemir, R.M.Clark, C.E.Dullmann, J.Eberth, C.Fahlander, U.Forsberg, J.M.Gates, F.Giacoppo, M.Gotz, S.Gotz, R.-D.Herzberg, Y.Hrabar, E.Jager, D.Judson, J.Khuyagbaatar, B.Kindler, I.Kojouharov, J.V.Kratz, J.Krier, N.Kurz, L.Lens, J.Ljungberg, B.Lommel, J.Louko, C.-C.Meyer, A.Mistry, C.Mokry, P.Papadakis, E.Parr, J.L.Pore, I.Ragnarsson, J.Runke, M.Schadel, H.Schaffner, B.Schausten, D.A.Shaughnessy, P.Thorle-Pospiech, N.Trautmann, J.Uusitalo Spectroscopy along Flerovium Decay Chains: Discovery of 280Ds and an Excited State in 282Cn RADIOACTIVITY 286,288Fl, 284Cn(α), 282Cn, 280Ds(SF) [from 242,244Pu(48Ca, X)286Fl/288Fl, E=6.021 MeV/nucleon]; measured decay products, Eα, Iα, Eβ, Iβ α-β coin.; deduced Q-values, T1/2, J, π. Comparison with theoretical calculations. The gas-filled separator TASCA at the GSI.
doi: 10.1103/PhysRevLett.126.032503
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
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
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
2017GO06 Nucl.Phys. A961, 1 (2017) M.Gotz, S.Gotz, J.V.Kratz, Ch.E.Dullmann, Ch.Mokry, J.Runke, P.Thorle-Pospiech, N.Wiehl, M.Schadel, J.Ballof, H.Dorrer, J.Grund, D.Huber, E.Jager, O.Keller, J.Krier, J.Khuyagbaatar, L.Lens, B.Lommel, M.Mendel, K.J.Moody, P.Scharrer, B.Schausten, D.Shaughnessy, M.Schmitt, J.Steiner, N.Trautmann, A.Yakushev, V.Yakusheva Radiochemical study of the kinematics of multi-nucleon transfer reactions in 48Ca + 248Cm collisions 10 percent above the Coulomb barrier NUCLEAR REACTIONS 248Cm(48Ca, x), E=262 MeV; measured multinucleon transfer reaction products, Eα, Iα (for identification of the fragments); deduced TKE vs θ, E* vs θ for target-like (trans-target ones, like Fm, Es, Cf, Bk and others) fragments using radiochemical methods.
doi: 10.1016/j.nuclphysa.2017.02.006
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
2015KH09 Phys.Rev.Lett. 115, 242502 (2015) J.Khuyagbaatar, A.Yakushev, Ch.E.Dullmann, D.Ackermann, L.L-.Andersson, M.Block, H.Brand, D.M.Cox, J.Even, U.Forsberg, P.Golubev, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, J.Hoffmann, A.Hubner, E.Jager, J.Jeppsson, b.Kindler, J.V.Kratz, J.Krier, N.Kurz, B.Lommel, M.Maiti, S.Minami, A.K.Mistry, C.M.Mrosek, I.Pysmenetska, D.Rudolph, L.G.Sarmiento, H.Schaffner, M.Schadel, B.Schausten, J.Steiner, T.Torres De Heidenreich, J.Uusitalo, M.Wegrzecki, N.Wiehl, V.Yakusheva New Short-Lived Isotope 221U and the Mass Surface Near N = 126 RADIOACTIVITY 221,222U, 218Ac(α) [from 176Yb(50Ti, X)221U/222U, E=231-255 MeV]; measured decay products, Eα, Iα. 214,215Ra, 217,218,219Th, 214Fr, 221,222U; deduced T1/2, Q-values. A fast data readout technique, comparison with FRDM95 and HFB26 calculations.
doi: 10.1103/PhysRevLett.115.242502
2015NA19 Nucl.Phys. A944, 614 (2015) Y.Nagame, J.V.Kratz, M.Schadel Chemical studies of elements with Z ≥ 104 in liquid phase
doi: 10.1016/j.nuclphysa.2015.07.013
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
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
2014NI16 Nucl.Data Sheets 119, 299 (2014) K.Nishio, H.Ikezoe, S.Hofmann, D.Ackermann, Y.Aritomo, V.F.Comas, Ch.E.Dullmann, S.Heinz, J.A.Heredia, F.P.Hessberger, K.Hirose, J.Khuyagbaatar, B.Kindler, I.Kojouharov, B.Lommel, M.Makii, R.Mann, S.Mitsuoka, I.Nishinaka, T.Ohtsuki, S.Saro, M.Schadel, A.G.Popeko, A.Turler, Y.Wakabayashi, Y.Watanabe, A.Yakushev, A.Yeremin Study of Heavy-ion Induced Fission for Heavy Element Synthesis NUCLEAR REACTIONS 238U(30Si, F), (34S, F), E*=30-68 MeV;238U(36S, F), E(cm)=140-180 MeV; measured reaction products; calculated σ; deduced σ. 238U(30Si, xn), E(cm)=125-160 MeV;238U(34S, xn), E(cm)=140-180 MeV; measured reaction products; deduced σ; calculated σ.
doi: 10.1016/j.nds.2014.08.082
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
2014SA21 Radiochim.Acta 102, 211 (2014) N.Sato, T.K.Sato, M.Asai, A.Toyoshima, K.Tsukada, Z.J.Li, K.Nishio, Y.Nagame, M.Schadel, H.Haba, S.Ichikawa, H.Kikunaga Production of 256Lr in the 249, 250, 251Cf + 11B, 243Am + 18O, and 248Cm + 14N reactions NUCLEAR REACTIONS 249,250,251Cf(11B, xn)256Lr, E=65.1-76.4 MeV; 243Am(18O, 5n), E=106.9-112.4 MeV; 248Cm(14N, 6n), E=101.5 MeV; measured reaction products, Eα, Iα; deduced σ, T1/2. Comparison with available data.
doi: 10.1515/ract-2014-2142
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
2013KR14 Phys.Rev. C 88, 054615 (2013) J.V.Kratz, M.Schadel, H.W.Gaggeler Reexamining the heavy-ion reactions 238U+238U and 238U+248Cm and actinide production close to the barrier NUCLEAR REACTIONS 238U(238U, X), E=6.49, 6.84, 7.50, 8.30, 8.65, 9.00 MeV/nucleon; 238U(136Xe, X), E=7.50 MeV/nucleon; 248Cm(238U, X), E=10 MeV/nucleon; measured reaction products, Eα, Iα, Eγ, Iγ, SF events; deduced fission σ and TKEL for Z=79-91 fission products. 248,249,250,251,252,253,254Cf, 252,253,254m,254,255,256mEs, 252,253,254,255,256,257Fm; deduced average thick-target σ(E), significance of 3n- and/or 4n-evaporation channels for surviving heavy actinides.
doi: 10.1103/PhysRevC.88.054615
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
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
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
2010GR04 Phys.Rev. C 81, 061601 (2010) R.Graeger, D.Ackermann, M.Chelnokov, V.Chepigin, Ch.E.Dullmann, J.Dvorak, J.Even, A.Gorshkov, F.P.Hessberger, D.Hild, A.Hubner, E.Jager, J.Khuyagbaatar, B.Kindler, J.V.Kratz, J.Krier, A.Kuznetsov, B.Lommel, K.Nishio, H.Nitsche, J.P.Omtvedt, O.Petrushkin, D.Rudolph, J.Runke, F.Samadani, M.Schadel, B.Schausten, A.Turler, A.Yakushev, Q.Zhi Experimental study of the 238U(36S, 3-5n)269-271Hs reaction leading to the observation of 270Hs NUCLEAR REACTIONS 238U(36S, 3n), (36S, 4n), (36S, 5n), E=256.4 MeV; measured reaction products using COMPACT system of efficient and rapid chemical-separation and online detection based on the cryo-thermo chromatography method. 269,270,271Hs; deduced production σ. RADIOACTIVITY 269,270,271Hs, 265,267Sg(α); measured decay products, Iα, Eα; deduced T1/2, αα correlations; 261,263Rf, 264Sg(SF); measured decay products, Eα, Iα; deduced α-SF correlations.
doi: 10.1103/PhysRevC.81.061601
2010NI14 Phys.Rev. C 82, 024611 (2010) K.Nishio, S.Hofmann, F.P.Hessberger, D.Ackermann, S.Antalic, Y.Aritomo, V.F.Comas, Ch.E.Dullmann, A.Gorshkov, R.Graeger, K.Hagino, S.Heinz, J.A.Heredia, K.Hirose, H.Ikezoe, J.Khuyagbaatar, B.Kindler, I.Kojouharov, B.Lommel, R.Mann, S.Mitsuoka, Y.Nagame, I.Nishinaka, T.Ohtsuki, A.G.Popeko, S.Saro, M.Schadel, A.Turler, Y.Watanabe, A.Yakushev, A.V.Yeremin Nuclear orientation in the reaction 34S+238U and synthesis of the new isotope 268Hs NUCLEAR REACTIONS 238U(34S, xn)267Hs/268Hs, E=148-170 MeV; measured evaporation residues and Eα, Eγ, x-rays, (fragment)α-, (fragment)γ-coin, production σ, fission σ(E), mass distribution of fission fragments as a function of energy. Comparison of fission σ(E) with calculations based on the three-dimensional Langevin equation and deformed target nuclei. Coupled-channel calculations for mass distributions. 268,269Sg, 272,273Hs, 269,271,272Mt, 274,275,276,277Sg, 273,275,276Rg, 278,279,280,281Cn; theoretical estimates of production rates in 243Am, 244Pu, 248Cm(34S, xn), (36S, xn) reactions. RADIOACTIVITY 267,268Hs(α)[from 238U(34S, X), E=163.0 MeV]; 263Sg, 259Rf(α); 264Sg(SF); measured Eα, Eγ, x-rays, (fragment)α-, (fragment)γ-coin, half-lives; deduced Qα. Systematics of Qα values for even-even Z=104-114 and N=150-170 nuclei.
doi: 10.1103/PhysRevC.82.024611
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
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
2007KA15 Eur.Phys.J. A 31, 319 (2007) O.Kavatsyuk, C.Mazzocchi, Z.Janas, A.Banu, L.Batist, F.Becker, A.Blazhev, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, A.Jungclaus, M.Karny, M.Kavatsyuk, O.Klepper, R.Kirchner, M.La Commara, K.Miernik, I.Mukha, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, K.Rykaczewski, M.Schadel, K.Schmidt, R.Schwengner, J.Zylicz Beta decay of 101Sn RADIOACTIVITY 101Sn(β+), (EC), (β+p) [from 50Cr(58Ni, 3nα)]; measured β-delayed Ep, Eγ, γγ-coin, T1/2. 101Sn deduced ground-state J, π. 101In deduced transitions. Mass separator. NUCLEAR REACTIONS 50Cr(58Ni, 3nα), E=4.9, 5.2 MeV/nucleon; measured delayed Ep; deduced σ. Mass separator.
doi: 10.1140/epja/i2006-10217-3
2007SC33 Eur.Phys.J. D 45, 67 (2007) Superheavy element chemistry at GSI - status and perspectives
doi: 10.1140/epjd/e2007-00036-6
2007SC47 J.Nucl.Radiochem.Sci. 8, 47 (2007) Superheavy Element Chemistry-Achievements and Perspectives
doi: 10.14494/jnrs2000.8.47
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
2006KA16 Eur.Phys.J. A 27, 129 (2006) M.Karny, L.Batist, A.Banu, F.Becker, A.Blazhev, B.A.Brown, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, Z.Janas, A.Jungclaus, M.Kavatsyuk, O.Kavatsyuk, R.Kirchner, M.La Commara, S.Mandal, C.Mazzocchi, K.Miernik, I.Mukha, S.Muralithar, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, K.Rykaczewski, M.Schadel, K.Schmidt, R.Schwengner, J.Zylicz Beta decay of the proton-rich nuclei 102Sn and 104Sn RADIOACTIVITY 102,104Sn(EC), (β+) [from 50Cr(58Ni, X), E=284-302 MeV]; measured Eβ, Iβ, β-delayed Eγ, Iγ, βγ-, γγ-coin; deduced Gamow-Teller strength. 102,104In deduced levels, J, π. Mass separated source, total absorption spectrometer.
doi: 10.1140/epja/i2005-10258-0
2006KA44 Eur.Phys.J. A 29, 183 (2006) M.Kavatsyuk, L.Batist, F.Becker, A.Blazhev, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, Z.Janas, A.Jungclaus, M.Karny, O.Kavatsyuk, R.Kirchner, M.La Commara, S.Mandal, C.Mazzocchi, I.Mukha, S.Muralithar, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, M.Schadel, J.Zylicz Gamow-Teller beta decay of 105Sn RADIOACTIVITY 105Sn(β+), (EC), (β+p) [from 50Cr(58Ni, n2p)]; measured Eγ, Eβ, Ep, βγ-, βp-coin, T1/2; deduced branching ratios. 105In deduced isomer feeding intensity, transition ICC. Total absorption spectrometer.
doi: 10.1140/epja/i2006-10077-9
2006SC02 Angew.Chem.Int.Ed. 45, 368 (2006) Chemistry of Superheavy Elements
doi: 10.1002/anie.200461072
2005KA34 Eur.Phys.J. A 25, 211 (2005) O.Kavatsyuk, M.Kavatsyuk, L.Batist, A.Banu, F.Becker, A.Blazhev, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, Z.Janas, A.Jungclaus, M.Karny, R.Kirchner, M.La Commara, S.Mandal, C.Mazzocchi, I.Mukha, S.Muralithar, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, M.Schadel, R.Schwengner, J.Zylicz Beta decay of 103Sn RADIOACTIVITY 103Sn(β+), (EC), (ECp), (β+p) [from 50Cr(58Ni, nα)]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2, Q(EC), β-delayed proton spectra; deduced log ft, Gamow-Teller strength distribution, proton decay branching ratio. 103In deduced levels, J, π. Total absorption spectrometer.
doi: 10.1140/epja/i2005-10108-1
2005KA47 Eur.Phys.J. A 25, Supplement 1, 135 (2005) M.Karny, L.Batist, A.Banu, F.Becker, A.Blazhev, K.Burkard, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, Z.Janas, A.Jungclaus, M.Kavatsyuk, O.Kavatsyuk, R.Kirchner, M.La Commara, S.Mandal, C.Mazzocchi, K.Miernik, I.Mukha, S.Muralithar, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, K.Rykaczewski, M.Schadel, K.Schmidt, R.Schwengner, J.Zylicz Beta-decay studies near 100Sn RADIOACTIVITY 102Sn(β+) [from 58Ni(50Cr, X)]; measured Eγ, Iγ, γγ-coin, Eβ, B(GT). 102In levels deduced β-feeding intensities, log ft, hindrance factor. 100Sn(β+); analyzed data; deduced B(GT), hindrance factor. NUCLEAR REACTIONS 58Ni(50Cr, X)101Sn/102Sn/103Sn/104Sn/105Sn, E ≈ 5 MeV/nucleon; measured production σ. 58Ni(50Cr, X)100Sn, E=5.8 MeV/nucleon; deduced approximate production σ.
doi: 10.1140/epjad/i2005-06-037-9
2005KA48 Eur.Phys.J. A 25, Supplement 1, 139 (2005) M.Kavatsyuk, O.Kavatsyuk, L.Batist, A.Banu, F.Becker, A.Blazhev, W.Bruchle, K.Burkard, J.Doring, T.Faestermann, M.Gorska, H.Grawe, Z.Janas, A.Jungclaus, M.Karny, R.Kirchner, M.La Commara, S.Mandal, C.Mazzocchi, I.Mukha, S.Muralithar, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, M.Schadel, R.Schwengner, J.Zylicz Beta-decay spectroscopy of 103, 105Sn RADIOACTIVITY 103Sn(β+), (EC) [from 58Ni(50Cr, X), E=5 MeV/nucleon]; measured Eγ, Iγ, γγ-, βγ-coin, Eβ, B(GT), T1/2. 103In deduced levels, J, π, hindrance factor. 105Sn(β+), (EC) [from 58Ni(50Cr, X), E=5 MeV/nucleon]; analyzed data; deduced B(GT), hindrance factor.
doi: 10.1140/epjad/i2005-06-038-8
2005NA46 Radiochim.Acta 93, 519 (2005) Y.Nagame, K.Tsukada, M.Asai, A.Toyoshima, K.Akiyama, Y.Ishii, T.Kaneko-Sato, M.Hirata, I.Nishinaka, S.Ichikawa, H.Haba, S.Enomoto, K.Matsuo, D.Saika, Y.Kitamoto, H.Hasegawa, Y.Tani, W.Sato, A.Shinohara, M.Ito, J.Saito, S.Goto, H.Kudo, H.Kikunaga, N.Kinoshita, A.Yokoyama, K.Sueki, Y.Oura, H.Nakahara, M.Sakama, M.Schadel, W.Bruchle, J.V.Kratz Chemical studies on rutherfordium (Rf) at JAERI NUCLEAR REACTIONS 248Cm(18O, 5n), E ≈ 90-100 MeV; measured excitation function. Chemical properties of rutherfordium studied.
doi: 10.1524/ract.2005.93.9-10.519
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
2004MU32 Nucl.Phys. A746, 66c (2004) I.Mukha, L.Batist, F.Becker, A.Blazhev, W.Bruchle, J.Doring, M.Gorska, H.Grawe, T.Faestermann, C.Hoffman, Z.Janas, A.Jungclaus, M.Karny, M.Kavatsyuk, O.Kavatsyuk, R.Kirchner, M.La Commara, C.Mazzocchi, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, M.Schadel, R.Schwengner, S.L.Tabor, M.Wiedeking, and the GSI ISOL Collaboration Studies of β-delayed proton decays of N ≈ Z nuclei around 100Sn at the GSI-ISOL facility RADIOACTIVITY 94m,96mAg, 103Sn(EC), (β+), (β+p) [from 58,60Ni(40Ca, 3np) and 50Cr(58Ni, nα)]; measured Eβ, β-delayed Ep, Eγ, βp-, βγ-, pγ-, γγ-coin, T1/2. 94,96Ag deduced high-spin isomer features. 93Rh, 94Pd, 102Cd deduced levels.
doi: 10.1016/j.nuclphysa.2004.09.065
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
2003KR20 Radiochim.Acta 91, 59 (2003) J.V.Kratz, A.Nahler, U.Rieth, A.Kronenberg, B.Kuczewski, E.Strub, W.Bruchle, M.Schadel, B.Schausten, A.Turler, H.W.Gaggeler, D.T.Jost, K.E.Gregorich, H.Nitsche, C.Laue, R.Sudowe, P.A.Wilk An EC-branch in the decay of 27-s 263Db: Evidence for the isotope 263Rf RADIOACTIVITY 263Db(EC), (α), (SF) [from 249Bk(18O, 4n)]; measured Eα, fission fragment spectra; deduced EC-decay branching ratio, evidence for 263Rf. 263Rf(SF) [from 263Db decay]; measured T1/2. Radiochemical separation.
doi: 10.1524/ract.91.1.59.19010
2003SC42 Acta Phys.Pol. B34, 1701 (2003) The chemistry of superheavy elements
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
2002NA37 J.Nucl.Radiochem.Sci. 3, No 1, 85 (2002) Y.Nagame, M.Asai, H.Haba, S.Goto, K.Tsukada, I.Nishinaka, K.Nishio, S.Ichikawa, A.Toyoshima, K.Akiyama, H.Nakahara, M.Sakama, M.Schadel, J.V.Kratz, H.W.Gaggeler, A.Turler Production Cross Sections of 261Rf and 262Db in Bombardments of 248Cm with 18O and 19F Ions NUCLEAR REACTIONS 248Cm(18O, 5n), E=91, 94, 99 MeV; 248Cm(19F, 5n), E=106 MeV; measured delayed Eα, αα-coin; deduced production σ.
2001HU22 Radiochim.Acta 89, 737 (2001) S.Hubener, S.Taut, A.Vahle, R.Dressler, B.Eichler, H.W.Gaggeler, D.T.Jost, D.Piguet, A.Turler, W.Bruchle, E.Jager, M.Schadel, E.Schimpf, U.Kirbach, N.Trautmann, A.B.Yakushev Physico-chemical characterization of seaborgium as oxide hydroxide NUCLEAR REACTIONS 248Cm(22Ne, 4n), E=119 MeV; measured delayed Eα, (fission fragment)α-coin; deduced chemical properties. High-temperature on-line isothermal gas chromatography. RADIOACTIVITY 266Sg(α) [from 248Cm(22Ne, 4n)]; 262Rf(SF); measured Eα, (fission fragment)α-coin, T1/2.
doi: 10.1524/ract.2001.89.11-12.737
2001MA98 Hyperfine Interactions 132, 463 (2001) G.Marx, D.Ackermann, J.Dilling, F.P.Hessberger, S.Hofmann, H.-J.Kluge, R.Mann, G.Munzenberg, Z.Qamhieh, W.Quint, D.Rodriguez, M.Schadel, J.Schonfelder, G.Sikler, C.Toader, C.Weber, O.Engels, D.Habs, P.Thirolf, H.Backe, A.Dretzke, W.Lauth, W.Ludolphs, M.Sewtz, and the SHIPTRAP Collaboration Status of the SHIPTRAP Project: A capture and storage facility for heavy radionuclides from SHIP
doi: 10.1023/A:1011904231676
2001WI23 Radiochim.Acta 89, 689 (2001) Ch.Wirtz, J.V.Kratz, W.Bruchle, M.Schadel, B.Schausten, N.Wiehl Excitation Energy Division in 51V + 197Au Collisions 75 MeV Above the Barrier NUCLEAR REACTIONS 197Au(51V, X), E=6.706 MeV/nucleon; measured fragments mass and charge distributions, excitation energy distribution; deduced reaction mechanism features.
2000EI05 Nature(London) 407, 63 (2000) R.Eichler, W.Bruchle, R.Dressler, Ch.E.Dullmann, B.Eichler, H.W.Gaggeler, K.E.Gregorich, D.C.Hoffman, S.Hubener, D.T.Jost, U.W.Kirbach, C.A.Laue, V.M.Lavanchy, H.Nitsche, J.B.Patin, D.Piguet, M.Schadel, D.A.Shaughnessy, D.A.Strellis, S.Taut, L.Tobler, Y.S.Tsyganov, A.Turler, A.Vahle, P.A.Wilk, A.B.Yakushev Chemical characterization of bohrium (element 107) NUCLEAR REACTIONS 249Bk(22Ne, 4n), E=119 MeV; measured radiochemical yield; deduced chemical properties.
doi: 10.1038/35024044
1999DR09 Phys.Rev. C59, 3433 (1999) R.Dressler, B.Eichler, D.T.Jost, D.Piguet, A.Turler, Ch.Dullmann, R.Eichler, H.W.Gaggeler, M.Gartner, M.Schadel, S.Taut, A.B.Yakushev Production of 262Db (Z = 105) in the Reaction 248Cm(19F, 5n) NUCLEAR REACTIONS 248Cm(19F, 5n), E=106.5 MeV; measured production σ. Comparison with other reactions, model predictions.
doi: 10.1103/PhysRevC.59.3433
1999TU04 Angew.Chem., Int.Ed.Eng. 38, 2212 (1999) A.Turler, W.Bruchle, R.Dressler, B.Eichler, R.Eichler, H.W.Gaggeler, M.Gartner, J.-P.Glatz, K.E.Gregorich, S.Hubener, D.T.Jost, V.Ya.Lebedev, V.G.Pershina, M.Schadel, S.Taut, S.N.Timokhin, N.Trautmann, A.Vahle, A.B.Yakushev First Measurement of a Thermochemical Property of a Seaborgium Compound
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)
1998TU01 Phys.Rev. C57, 1648 (1998) A.Turler, R.Dressler, B.Eichler, H.W.Gaggeler, D.T.Jost, M.Schadel, W.Bruchle, K.E.Gregorich, N.Trautmann, S.Taut Decay Properties of 265Sg(Z = 106) and 266Sg(Z = 106) NUCLEAR REACTIONS 248Cm(22Ne, 4n), (22Ne, 5n), E=121, 123 MeV; measured residual nuclei decay α-spectra, αα-coin; deduced evidence for 265,266Sg. On-line gas chemistry apparatus. RADIOACTIVITY 265,266Sg(α); measured Eα, T1/2.
doi: 10.1103/PhysRevC.57.1648
1997KL01 Z.Phys. A357, 193 (1997) P.Klein, J.V.Kratz, M.K.Gober, H.P.Zimmermann, W.Bruchle, W.Reisdorf, M.Schadel Excitation Energy Division in 51V + 197Au Collisions at and Near the Barrier NUCLEAR REACTIONS 197Au(51V, X), E=4.86, 5.48 MeV/nucleon; measured fragment mass yields, charge distributions; deduced average excitation energy vs Z, fusion, fission, deep inelastic scattering integral σ balance.
doi: 10.1007/s002180050234
1997SC48 Radiochim.Acta 77, 149 (1997) M.Schadel, W.Bruchle, B.Schausten, E.Schimpf, E.Jager, G.Wirth, R.Gunther, J.V.Kratz, W.Paulus, A.Seibert, P.Thorle, N.Trautmann, S.Zauner, D.Schumann, M.Andrassy, R.Misiak, K.E.Gregorich, D.C.Hoffman, D.M.Lee, E.R.Sylwester, Y.Nagame, Y.Oura First Aqueous Chemistry with Seaborgium (Element 106) RADIOACTIVITY 265,266Sg(α), (SF) [from 248Cm(22Ne, xn)]; measured T1/2. Chemical separation.
1997SC49 Nature(London) 388, 55 (1997) M.Schadel, W.Bruchle, R.Dressler, B.Eichler, H.W.Gaggeler, R.Gunther, K.E.Gregorich, D.C.Hoffman, S.Hubener, D.T.Jost, J.V.Kratz, W.Paulus, D.Schumann, S.Timokhin, N.Trautmann, A.Turler, G.Wirth, A.Yakushev Chemical properties of element 106 (seaborgium) RADIOACTIVITY 265,266Sg(α) [from 248Cm(22Ne, X)265Sg/266Sg]; measured Eα, Iα, chemical properties.
1995SC52 Radiochim.Acta 68, 1 (1995) M.Schadel, E.Jager, E.Schimpf, W.Bruchle Modeling a Nielsbohrium (Element 107) On-Line Gas Phase Separation Procedure with Rhenium
1995SC53 Radiochim.Acta 68, 7 (1995) M.Schadel, E.Jager, W.Bruchle, K.Summerer, E.K.Hulet, J.F.Wild, R.W.Lougheed, R.J.Dougan, K.J.Moody Radiochemical Search for Neutron-Rich Isotopes of Nielsbohrium in the 16O + 254Es Reaction NUCLEAR REACTIONS, ICPND 254Es(16O, xn)E=113, 116 MeV; measured α-spectra following residual decay; deduced production σ for 265,266,267107 vs assumed T1/2. On-line gas chromatography.
1995SC59 Radiochim.Acta 70/71, 207 (1995) Chemistry of the Transactinde Elements
1994AU02 Nucl.Phys. A569, 157c (1994) T.Aumann, W.Bruchle, M.Fauerbach, J.C.Hill, J.V.Kratz, M.Schadel, E.Stiel, K.Summerer, G.Wirth Evidence for Two-Phonon Giant-Dipole Excitation from Inclusive Measurements of 197Au Target Dissociation NUCLEAR REACTIONS 197Au(20Ne, X), E=1.7 GeV/nucleon; 197Au(86Kr, X), (197Au, X), (209Bi, X), E=1 GeV/nucleon; measured target electromagnetic dissociation σ. Activation technique, model comparison.
doi: 10.1016/0375-9474(94)90106-6
1994PO24 Z.Phys. A350, 221 (1994) S.Polikanov, W.Bruchle, H.Folger, E.Jager, T.Krogulski, M.Schadel, E.Schimpf, G.Wirth, T.Aumann, J.V.Kratz, E.Stiel, N.Trautmann Electromagnetic and Nuclear Fission of 238U in the Reaction of 100, 500, and 1000A.MeV 208Pb with 238U NUCLEAR REACTIONS, ICPND 238U(208Pb, F), (238U, F), E=100-1000 MeV/nucleon; measured electromagnetic, nuclear fission fragment velocity distributions; deduced fission σ(E) for the two processes.
doi: 10.1007/BF01289586
1993ZI06 Radiochim.Acta 60, 11 (1993) H.P.Zimmermann, M.K.Gober, J.V.Kratz, M.Schadel, W.Bruchle, E.Schimpf, K.E.Gregorich, A.Turler, K.R.Czerwinski, N.J.Hannink, B.Kadkhodayan, D.M.Lee, M.J.Nurmia, D.C.Hoffman, H.Gaggeler, D.Jost, J.Kovacz, U.W.Scherer, A.Weber Chemical Properties of Element 105 in Aqueous Solution: Back extraction from triisooctyl amine into 0.5 M HCl NUCLEAR REACTIONS 249Bk(18O, 5n), (18O, 4n), E=99 MeV; measured Eα, Iα, SF-decay activities of residuals; deduced non-tantulum like behavior of element 105. RADIOACTIVITY 262,263Db(α), (SF) [from 249Bk(18O, 5n), (18O, 4n), E=99 MeV]; 258,259Lr(α) [from 262,263Db α-decay]; measured Eα, Iα, αα(t); deduced non-tantulum like behavior of element 105.
1992GA31 Radiochim.Acta 57, 93 (1992) H.W.Gaggeler, D.T.Jost, J.Kovacs, U.W.Scherer, A.Weber, D.Vermeulen, A.Turler, K.E.Gregorich, R.A.Henderson, K.R.Czerwinski, B.Kadkhodayan, D.M.Lee, M.Nurmia, D.C.Hoffman, J.V.Kratz, M.K.Gober, H.P.Zimmermann, M.Schadel, W.Bruchle, E.Schimpf, I.Zvara Gas Phase Chromatography Experiments with Bromides for Tantalum and Element 105 RADIOACTIVITY 262,263Db(SF) [from 249Bk(18O, X), E=114 MeV]; measured decay products, Eα, Iα; deduced T1/2, σ.
1992GO28 Radiochim.Acta 57, 77 (1992) M.K.Gober, J.V.Kratz, H.P.Zimmermann, M.Schadel, W.Bruchle, E.Schimpf, K.E.Gregorich, A.Turler, N.J.Hannink, K.R.Czerwinski, B.Kadkhodayan, D.M.Lee, M.J.Nurmia, D.C.Hoffman, H.Gaggeler, D.Jost, J.Kovacz, U.W.Scherer, A.Weber Chemical Properties of Element 105 in Aqueous Solution: Extractions into dissobutylcarbinol NUCLEAR REACTIONS 249Bk(18O, 4n), (18O, 5n), E=99 MeV; measured Eα, Iα, residuals fission activities; deduced 262Db, 263Db element chemical properties.
1992KR01 Phys.Rev. C45, 1064 (1992) J.V.Kratz, M.K.Gober, H.P.Zimmermann, M.Schadel, W.Bruchle, E.Schimpf, K.E.Gregorich, A.Turler, N.J.Hannink, K.R.Czerwinski, B.Kadkhodayan, D.M.Lee, M.J.Nurmia, D.C.Hoffman, H.Gaggeler, D.Jost, J.Kovacz, U.W.Scherer, A.Weber New Nuclide 263Ha RADIOACTIVITY 263Db(α), (SF) [from 249Bk(18O, 4n), E=93 MeV]; measured T1/2, Eα, Iα, (α)(SF-decay fragment)-, (α, α)-correlations; deduced α/SF branching ratios. Rapid chemical separation. NUCLEAR REACTIONS 249Bk(18O, 4n), E=93 MeV; measured Eα, Iα, αα-correlations; deduced evidence for 263Db.
doi: 10.1103/PhysRevC.45.1064
1992RE06 Z.Phys. A342, 411 (1992) W.Reisdorf, J.V.Kratz, R.Bellwied, W.Bruchle, H.Keller, K.Lutzenkirchen, M.Schadel, K.Summerer, G.Wirth Competition between Binary Reactions and Fusion in Heavy-Ion Collisions at the Coulomb Barrier NUCLEAR REACTIONS 76Ge(86Kr, X), E=3.22 MeV/nucleon; 104Ru(86Kr, X), E=3.84, 3.64 MeV/nucleon; 130Te(84Kr, X), E=3.96 MeV/nucleon; measured residual production σ for X=Zn to Ce isotopes, mass, charge distributions; deduced reseparation channels main components.
doi: 10.1007/BF01294952
1992RE07 Z.Phys. A343, 47 (1992) How Well Do We Understand the Synthesis of Heavy Elements by Heavy-Ion Induced Fusion ( Question ) NUCLEAR REACTIONS 238U(12C, xn), E ≥ threshold; calculated σ(E) for x=4, 5, 6, 7, 8; 248Cm(15N, 4n), E ≈ 75-88 MeV; 249Cf(15N, 4n), E ≈ 77-95 MeV; 249Cf(18O, 4n), E ≈ 88-100 MeV; 249Bk(15N, 4n), E ≈ 78-85 MeV; calculated σ(E). 208Pb(40Ar, xn), (48Ca, xn), E not given; calculated σ(E) for x=1, 2, 4. 249Cf(18O, xn), 208Pb(54Cr, X), E not given; calculated evaporation residue σ vs excitation; deduced heavy element synthesis features for heavy-ion reactions.
doi: 10.1007/BF01291597
1992SC30 Radiochim.Acta 57 85 (1992) M.Schadel, W.Bruchle, E.Schimpf, H.P.Zimmermann, M.K.Gober, J.V.Kratz, N.Trautmann, H.Gaggeler, D.Jost, J.Kovacs, U.W.Scherer, A.Weber, K.E.Gregorich, A.Turler, K.R.Czerwinski, N.J.Hannink, B.Kadkhodayan, D.M.Lee, M.J.Nurmia, D.C.Hoffman Chemical Properties of Element 105 in Aqueous Solution: Cation Exchange Separations with α-Hydroxyisobutyric Acid NUCLEAR REACTIONS 249Bk(18O, 5n), (18O, 4n), E=99 MeV; measured reaction products, Eα, Iα. 258,259Lr; deduced T1/2, σ.
1990SC11 Z.Phys. A335, 421 (1990) U.W.Scherer, W.Bruchle, M.Brugger, C.Frink, H.Gaggeler, G.Herrmann, J.V.Kratz, K.J.Moody, M.Schadel, K.Summerer, N.Trautmann, G.Wirth Reactions of 40Ar with 233U, 235U, and 238U at the Barrier NUCLEAR REACTIONS, ICPND 233,235,238U(40Ar, X), E ≈ 5.3 MeV/nucleon; measured residual yields for Z=86-98. 235U(40Ar, X), E ≈ 5.3 MeV/nucleon; measured Eα, Iα; deduced tentative decay chains for 233,235,238U(40Ar, xn) residues. RADIOACTIVITY 270Ds, 269Ds, 272Ds, 271Ds, 275Ds, 274Ds; analyzed calculated Eα, α-decay T1/2; deduced tentative decay chains.
1990SU17 Phys.Rev. C42, 2546 (1990) K.Summerer, W.Bruchle, D.J.Morrissey, M.Schadel, B.Szweryn, W.Yang Target Fragmentation of Au and Th by 2.6 GeV Protons NUCLEAR REACTIONS Th, 197Au(p, X), E=2.6 GeV; measured target-like fragment production σ for X=198Au to 145Eu. Radiochemical techniques, chemical separations. Empirical parametrization analysis, other data analyzed.
doi: 10.1103/PhysRevC.42.2546
1989GA19 Nucl.Phys. A502, 561c (1989) H.W.Gaggeler, D.T.Jost, A.Turler, P.Armbruster, W.Bruchle, H.Folger, F.P.Hessberger, S.Hofmann, G.Munzenberg, V.Ninov, W.Reisdorf, M.Schadel, K.Summerer, J.V.Kratz, U.Scherer, M.E.Leino Cold Fusion Reactions with 48Ca NUCLEAR REACTIONS 209Bi, 197Au, 184W, 180Hf, 208Pb(48Ca, n), (48Ca, 2n), E=4.3-4.8 MeV/nucleon; measured reaction σ. Extra-push model analysis.
doi: 10.1016/0375-9474(89)90689-1
1989HE13 Z.Phys. A333, 111 (1989) F.P.Hessberger, H.Gaggeler, P.Armbruster, W.Bruchle, H.Folger, S.Hofmann, D.Jost, J.V.Kratz, M.E.Leino, G.Munzenberg, V.Ninov, M.Schadel, U.Scherer, K.Summerer, A.Turler, D.Ackermann The New Nuclide 225U NUCLEAR REACTIONS 180Hf(48Ca, X), E=4.24 MeV/nucleon; measured Eα, Iα; deduced evidence for 225U. Correlation techniques. RADIOACTIVITY 225U(α) [from 180Hf(48Ca, X), E=4.24 MeV/nucleon]; measured Eα, Iα, T1/2. Correlation techniques.
1989HU09 Phys.Rev. C40, 770 (1989) E.K.Hulet, J.F.Wild, R.J.Dougan, R.W.Lougheed, J.H.Landrum, A.D.Dougan, P.A.Baisden, C.M.Henderson, R.J.Dupzyk, R.L.Hahn, M.Schadel, K.Summerer, G.R.Bethune Spontaneous Fission Properties of 258Fm, 259Md, 260Md, 258No, and 260[104]: Bimodal fission RADIOACTIVITY 258Fm, 258No, 259,260Md, 260Rf(SF); measured fission fragment mass, kinetic energy distributions; deduced fission features.
doi: 10.1103/PhysRevC.40.770
1989KR17 Radiochim.Acta 48, 121 (1989) J.V.Kratz, H.P.Zimmermann, U.W.Scherer, M.Schadel, W.Bruchle, K.E.Gregorich, C.M.Gannett, H.L.Hall, R.A.Henderson, D.M.Lee, J.D.Leyba, M.J.Nurmia, D.C.Hoffman, H.Gaggeler, D.Jost, U.Baltensperger, N.-Q.Ya, A.Turler, Ch.Lienert Chemical Properties of Element 105 in Aqueous Solution: Halide complex formation and anion exchange into triisoctyl amine NUCLEAR REACTIONS 249Bk(18O, 5n), E=114 MeV; measured Eα, Iα; deduced residual nucleus production.
1989SC42 Radiochim.Acta 48, 171 (1989) M.Schadel, W.Bruchle, E.Jager, E.Schimpf, J.V.Kratz, U.W.Scherer, H.P.Zimmermann ARCA II - A New Apparatus for Fast, Repetitive HPLC Separations
1989SZ03 Radiochim.Acta 47, 33 (1989) B.Szweryn, W.Brochle, B.Schausten, M.Schadel Radiochemical Separations of Target-Like Reaction Products from Au-, Pt-, and Th-Targets After Irradiation with GeV Protons NUCLEAR REACTIONS 197Au, 198Pt, 232Th(p, X), E=2.6 GeV; measured separated element chemical yields for Au, Pt, Ir, Os, Re, W, Ta, Hf, Lu, Eu. Chemical separation, sample assayed for characteristic γ-rays.
1988BR41 Inorganica chimica acta 146, 267 (1988) W.Bruchle, M.Schadel, U.W.Scherer, J.V.Kratz, K.E.Gregorich, D.Lee, M.Nurmia, R.M.Chasteler, H.L.Hall, R.A.Henderson, D.C.Hoffman The Hydration Enthalpies of Md3+ and Lr3+ NUCLEAR REACTIONS 249Bk(18O, X)260Lr, E=117 MeV; measured reaction products, Eα, Iα; deduced yields, extraction procedures.
doi: 10.1016/s0020-1693(00)80619-2
1988JO08 Inorganica chimica acta 146, 255 (1988) D.T.Jost, H.W.Gaggeler, C.H.Vogel, M.Schadel, E.Jager, B.Eichler, K.E.Gregorich, D.C.Hoffman Search for lawrencium as a p-element using gas chromatography techniques NUCLEAR REACTIONS 249Bk(18O, X)252Fm/254Fm/250Fm/260Lr/211Bi/249Cf/210FR/211Fr, E=101 MeV; measured reaction products using gaschromatography, Eα, Iα. 260Lr; deduced σ, T1/2.
doi: 10.1016/S0020-1693(00)80617-9
1988SC24 Inorganica chimica acta 146, 249 (1988) U.W.Scherer, J.V.Kratz, M.Schadel, W.Bruchle, K.E.Gregorich, R.A.Henderson, D.Lee, M.Nurmia, D.C.Hoffman Lawrencium chemistry: no evidence for oxidation states lower than 3+ in aqueous solution NUCLEAR REACTIONS 249Bk(18O, X)249Cf/211Bi/252Fm/254Fm/255Fm/249Fm/254Md/255Md/260Lr, E=100-101 MeV; measured reaction products, Eα, Iα. 260Lr; deduced yields.
doi: 10.1016/S0020-1693(00)80616-7
1988TU07 Z.Phys. A331, 363 (1988) A.Turler, H.W.Gaeggeler, D.T.Jost, P.Armbruster, W.Bruchle, H.Folger, F.P.Hessberger, S.Hofmann, G.Munzenberg, V.Ninov, M.Schadel, K.Summerer, J.V.Kratz, U.Scherer Determination of the Partial Electron Capture- and Spontaneous-Fission Half-Lives of 254No NUCLEAR REACTIONS 208Pb(48Ca, 2n), E not given; measured Eα, Iα; deduced evidence for 254No. RADIOACTIVITY 254No(α), (EC), (SF) [from 208Pb(48Ca, 2n)]; measured α-, SF-activities; deduced partial T1/2. Radiochemical techniques.
1987KE06 Z.Phys. A328, 255 (1987) H.Keller, R.Bellwied, K.Lutzenkirchen, J.V.Kratz, W.Bruchle, H.Gaeggeler, K.J.Moody, M.Schadel, G.Wirth Unusual Excitation-Energy Division in Quasi-Fission Reactions between 50Ti, 54Cr and 58Fe with 207,208Pb at the Barrier NUCLEAR REACTIONS 207Pb(50Ti, X), (50Ti, F), E=4.85 MeV/nucleon; 208Pb(54Cr, X), (54Cr, F), E=4.9 MeV/nucleon; 208Pb(58Fe, X), (58Fe, F), E=5.02 MeV/nucleon; 209Bi(58Fe, X), (58Fe, F), E=5.15 MeV/nucleon; measured fragment mass, charge distributions, σ(Z, A), fission product γ-decay; deduced fission σ vs fragment Z.
1987MO29 Z.Phys. A328, 417 (1987) K.J.Moody, W.Bruchle, M.Brugger, H.Gaggeler, B.Haefner, M.Schadel, K.Summerer, H.Tetzlaff, G.Herrmann, N.Kaffrell, J.V.Kratz, J.Rogowski, N.Trautmann, M.Skalberg, G.Skarnemark, J.Alstad, M.M.Fowler New Nuclides: Neptunium-243 and Neptunium-244 RADIOACTIVITY 243,244Np(β-) [from 244Pu(136Xe, X), E=835 MeV]; measured Eγ, Iγ. 243Np level deduced J, T1/2, Iγ per decay. 244Np level deduced T1/2, possible, J, π, Iγ per decay. 244Pu deduced possible level. NUCLEAR REACTIONS 244Pu(136Xe, X)238Np/239Np/240Np/240mNp/241Np, E=835 MeV; measured residual production σ.
1986GA06 Phys.Rev. C33, 1983 (1986) H.Gaggeler, W.Bruchle, M.Brugger, M.Schadel, K.Summerer, G.Wirth, J.V.Kratz, M.Lerch, Th.Blaich, G.Herrmann, N.Hildebrand, N.Trautmann, D.Lee, K.J.Moody, K.E.Gregorich, R.B.Welch, G.T.Seaborg, D.C.Hoffman, W.R.Daniels, M.M.Fowler, H.R.von Gunten Production of Cold Target-Like Fragments in the Reaction of 48Ca + 248Cm NUCLEAR REACTIONS 248Cm(Ca, X)210Rn/211Rn/212Rn/219Rn/220Rn/221Rn/222Rn/221Ra/222Ra/223Ra/223Ac/224Ac/225Ac/226Ac/225Th/226Th/227Th/228Th/230U/237U/236Pu/238Pu/243Pu/245Pu/246Pu, E=248-263 MeV; measured residuals yields, σ vs mass; deduced production mechanism.
doi: 10.1103/PhysRevC.33.1983
1986GL04 Z.Phys. A323, 451 (1986) The Role of Mesonic Degrees of Freedom in Deep Inelastic Structure Functions of Nuclei NUCLEAR STRUCTURE 2H, He, C, Ca, Ag, Be, Al, Fe, Au; calculated structure function ratio; deduced meson degrees of freedom role.
1986HU01 Phys.Rev.Lett. 56, 313 (1986) E.K.Hulet, J.F.Wild, R.J.Dougan, R.W.Lougheed, J.H.Landrum, A.D.Dougan, M.Schadel, R.L.Hahn, P.A.Baisden, C.M.Henderson, R.J.Dupzyk, K.Summerer, G.R.Bethune Bimodal Symmetric Fission Observed in the Heaviest Elements RADIOACTIVITY 258Fm(SF); 258m,259,260Md(SF) [from 254Es(18O, X), E=105 MeV; 254Es(22Ne, X), E=16 MeV]; 258No(SF) [from 248Cm(13C, X), E=81 MeV]; 260Rf(SF) [from 249Bk(15N, X), E=81 MeV]; measured fission fragment mass, kinetic energy partitioning; deduced bimodal symmetric fission evidence.
doi: 10.1103/PhysRevLett.56.313
1986KR02 Phys.Rev. C33, 504 (1986) J.V.Kratz, W.Bruchle, H.Folger, H.Gaggeler, M.Schadel, K.Summerer, G.Wirth, N.Greulich, G.Herrmann, U.Hickmann, P.Peuser, N.Trautmann, E.K.Hulet, R.W.Lougheed, J.M.Nitschke, R.L.Ferguson, R.L.Hahn Search for Superheavy Elements in Damped Collisions between 238U and 248Cm NUCLEAR REACTIONS 248Cm(238U, X), E=6.2-7.3 MeV/nucleon; measured SF-fission fragment kinetic energies, neutron multiplicities; deduced superheavy nuclei production σ upper limit. Chemical separation, spontaneous fission counting.
doi: 10.1103/PhysRevC.33.504
1986SC10 Phys.Rev. C33, 1547 (1986) M.Schadel, W.Bruchle, M.Brugger, H.Gaggeler, K.J.Moody, D.Schardt, K.Summerer, E.K.Hulet, A.D.Dougan, R.J.Dougan, J.H.Landrum, R.W.Lougheed, J.F.Wild, G.D.O'Kelley Transfer Cross Sections from Reactions with 254Es as a Target NUCLEAR REACTIONS, ICPND 254Es(16O, X), E=98 MeV; measured production σ for No, Lr isotopes. 254Es(18O, X)260Md/261Md/260No/261No/262No/261Lr/262Lr/263Lr, E=98 MeV; 254Es(22Ne, X)260Md/261Md/260No/261No/262No/261Lr/262Lr/263Lr, E=127 MeV; measured residual production σ. Activation technique.
doi: 10.1103/PhysRevC.33.1547
1985AR02 Phys.Rev.Lett. 54, 406 (1985) P.Armbruster, Y.K.Agarwal, W.Bruchle, M.Brugger, J.P.Dufour, H.Gaggeler, F.P.Hessberger, S.Hofmann, P.Lemmertz, G.Munzenberg, K.Poppensieker, W.Reisdorf, M.Schadel, K.-H.Schmidt, J.H.R.Schneider, W.F.W.Schneider, K.Summerer, D.Vermeulen, G.Wirth, A.Ghiorso, K.E.Gregorich, D.Lee, M.Leino, K.J.Moody, G.T.Seaborg, R.B.Welch, P.Wilmarth, S.Yashita, C.Frink, N.Greulich, G.Herrmann, U.Hickmann, N.Hildebrand, J.V.Kratz, N.Trautmann, M.M.Fowler, D.C.Hoffman, W.R.Daniels, H.R.von Gunten, H.Dornhofer Attempts to Produce Superheavy Elements by Fusion of 48Ca with 248Cm in the Bombarding Energy Range of 4.5-5.2 MeV/u NUCLEAR REACTIONS 248Cm(48Ca, X), E=4.5-5.2 MeV/nucleon; measured superheavy production σ upper limits vs T1/2. Different separation techniques.
doi: 10.1103/PhysRevLett.54.406
1985HO13 Phys.Rev. C31, 1763 (1985) D.C.Hoffman, M.M.Fowler, W.R.Daniels, H.R.von Gunten, D.Lee, K.J.Moody, K.Gregorich, R.Welch, G.T.Seaborg, W.Bruchle, M.Brugger, H.Gaggeler, M.Schadel, K.Summerer, G.Wirth, Th.Blaich, G.Herrmann, N.Hildebrand, J.V.Kratz, M.Lerch, N.Trautmann Excitation Functions for Production of Heavy Actinides from Interactions of 40Ca and 48Ca Ions with 248Cm NUCLEAR REACTIONS 248Cm(40Ca, X)244Bk/245Bk/246Bk/248Bk/248mBk/250Bk/245Cf/246Cf/248Cf/250Cf/252Cf/249Es/250Es/252Es/253Es/254Es/254mEs/250Fm/251Fm/252Fm/254Fm/256Fm, E=221-294 MeV; 248Cm(48Ca, X)245Bk/246Bk/248Bk/248mBk/250Bk/246Cf/248Cf/250Cf/252Cf/253Cf/254Cf/250Es/252Es/253Es/254Es/254mEs/252Fm/254Fm/255Fm/256Fm, E=223-318 MeV; measured residuals production σ(E).
doi: 10.1103/PhysRevC.31.1763
1985LO13 Phys.Rev. C32, 1760 (1985) R.W.Lougheed, J.H.Landrum, E.K.Hulet, J.F.Wild, R.J.Dougan, A.D.Dougan, H.Gaggeler, M.Schadel, K.J.Moody, K.E.Gregorich, G.T.Seaborg Search for Superheavy Elements using the 48Ca + 254gEs Reaction NUCLEAR REACTIONS 254Es(48Ca, X)211At/209At/212Pb, E=240, 249 MeV; measured residuals, superheavy production σ. Aqueous, gas phase separation technique.
doi: 10.1103/PhysRevC.32.1760
1984GA06 Z.Phys. A316, 291 (1984) H.Gaggeler, T.Sikkeland, G.Wirth, W.Bruchle, W.Bogl, G.Franz, G.Herrmann, J.V.Kratz, M.Schadel, K.Summerer, W.Weber Probing Sub-Barrier Fusion and Extra-Push by Measuring Fermium Evaporation Residues in Different Heavy Ion Reactions NUCLEAR REACTIONS 206,207Pb(40Ar, F), E ≤ 236 MeV; measured fission activity decay curve. 204,206,207,208Pb(40Ar, xn)242Fm/243Fm/244Fm/246Fm, E ≤ 236 MeV; 208Pb(40Ar, 4n), (40Ar, 2n)244Fm/246Fm, E ≤ 236 MeV; 206Pb(40Ar, 2n), 207Pb(40Ar, 3n)244Fm, E ≤ 236 MeV; 170Er(76Ge, 2n)244Fm, E=321-394 MeV; 160Gd(86Kr, 2n)244Fm, E=352-409 MeV; 110Pd(136Xe, 2n)244Fm, E=587-680 MeV; measured residuals production σ; deduced fusion barriers. Extra push, surface friction models.
1982SC05 Phys.Rev.Lett. 48, 852 (1982) M.Schadel, W.Bruchle, H.Gaggeler, J.V.Kratz, K.Summerer, G.Wirth, G.Herrmann, R.Stakemann, G.Tittel, N.Trautmann, J.M.Nitschke, E.K.Hulet, R.W.Lougheed, R.L.Hahn, R.L.Ferguson Actinide Production in Collisions of 238U with 248Cm NUCLEAR REACTIONS 248Cm(238U, X), E=7.4 MeV/nucleon; measured production σ for 244,246,248,250,251Bk, 246,248,250,251,252,253,254Cf, 252,253,254,255,256Es, 252,253,254,255,256Fm, 255,256,257,258Md; deduced dominant transfer reaction deexcitation channel.
doi: 10.1103/PhysRevLett.48.852
1981GA25 Nucl.Instrum.Methods 188, 367 (1981) H.Gaggeler, W.Bruchle, J.V.Kratz, M.Schadel, K.Summerer, W.Weber, G.Wirth, G.Herrmann A Rotating Wheel System for the Detection of Spontaneously Fissioning Nuclides from Heavy Ion Reactions RADIOACTIVITY, Fission 252Cf(SF), 244Fm(SF) [from 207Pb(40Ar, 3n), E=199 MeV]; 242mAm(SF) [from 238U(238U, X), E=7.6 MeV/nucleon]; measured T1/2. Rotating wheel technique, catcher foil, fission tract detectors. NUCLEAR REACTIONS 238U(238U, X), E=7.6 MeV/nucleon; 207Pb(40Ar, 3n), E=199 MeV; measured production σ(E) for 244Fm, 242Am. Rotating wheel technique, catcher foil, fission track detectors.
1981KR05 Nucl.Phys. A357, 437 (1981) J.V.Kratz, J.Poitou, W.Bruchle, H.Gaggeler, M.Schadel, G.Wirth, R.Lucas Primary Mass and Charge Distributions in the Reaction of 900 MeV 132Xe Ions with 197Au NUCLEAR REACTIONS 197Au(132Xe, X), E=900 MeV; measured σ(fragment Z, mass) for 51 ≤ Z ≤ 87, missing mass, fragment velocities; deduced integral charge, mass distributions, preneutron emission σ(fragment Z, E, mass). Neutron, proton exchange correlations.
doi: 10.1016/0375-9474(81)90231-1
1980GA24 Phys.Rev.Lett. 45, 1824 (1980) H.Gaggeler, N.Trautmann, W.Bruchle, G.Herrmann, J.V.Kratz, P.Peuser, M.Schadel, G.Tittel, G.Wirth, H.Ahrens, H.Folger, G.Franz, K.Summerer, M.Zendel Search for Superheavy Elements in the 238U +238U Reaction NUCLEAR REACTIONS, Fission 238U(238U, X), (238U, F), E=8.6 MeV/nucleon; measured fragment E, spontaneous fission(fragment)(fragment)-coin; deduced superheavy production σ upper limit. Thick target.
doi: 10.1103/PhysRevLett.45.1824
1980KR14 Z.Phys. A296, 141 (1980) J.V.Kratz, W.Bruchle, H.Gaeggeler, M.Schadel, K.Summerer, G.Wirth Fast A/Z Equilibration and Correlated Nucleon Exchange in Damped Collisions of 56Fe Ions with 209Bi NUCLEAR REACTIONS 209Bi(56Fe, X), E=8.3 MeV/nucleon; analyzed average fragment mass to charge ratio, mass, charge variances ratio data; deduced fast charge equilibration, fully correlated nucleon exchange.
doi: 10.1007/BF01412655
1979KR17 Nucl.Phys. A332, 477 (1979) J.V.Kratz, W.Bruchle, G.Franz, M.Schadel, I.Warnecke, G.Wirth, M.Weis Study of the N/Z Ratios of Light and Heavy Fragments from Collisions of 129Xe, 132Xe and 136Xe with 197Au Near the Interaction Barrier NUCLEAR REACTIONS 197Au(129Xe, X), E ≤ 761 MeV; 197Au(132Xe, X), E ≤ 764 MeV; 197Au(136Xe, X), E ≤ 787 MeV; measured fragment production σ, missing mass; deduced charge, mass distributions. Damped collision model.
doi: 10.1016/0375-9474(79)90014-9
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