NSR Query Results
Output year order : Descending NSR database version of April 11, 2024. Search: Author = W.Bruchle Found 81 matches. 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
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
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
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
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
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
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
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
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
1997FU04 Z.Phys. A357, 303 (1997) F.Funke, G.Wirth, J.V.Kratz, W.Bruchle, W.Fan, K.Summerer Quasielastic Transfer Reactions in 238U + 197Au and 197Au + 197Au Collisions Near the Coulomb Barrier NUCLEAR REACTIONS 197Au(238U, X)198Au/199Au/198mAu/196Au/196mAu, E=5.3-6.56 MeV/nucleon; 197Au(197Au, X)198Au/198mAu/196Au/196mAu, E=4.8-5.6 MeV/nucleon; measured residual production associated σ(θ); deduced missing transfer σ, ground state Q-value correlations for central collisions.
doi: 10.1007/s002180050247
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.
1996LU07 Z.Phys. A355, 377 (1996) E.Lubkiewicz, H.J.Wollersheim, R.Kulessa, Ch.Briancon, W.Bruchle, O.Constantinescu, M.Debowski, E.Ditzel, H.Folger, J.Gerl, F.Hannachi, T.Happ, M.Hussonnois, E.Jager, S.Karamyan, M.Kaspar, Th.Kroll, Yu.Ts.Oganessian, I.Peter, H.Schaffner, S.Schremmer, R.Schubert, N.Trautmann, K.Vetter, G.Zauner Coulomb Excitation of the K(π) = 16+ Rotational Band in 178Hf NUCLEAR REACTIONS 176,177,179,178Hf(208Pb, 208Pb'), E=4.77 MeV/nucleon; measured Eγ, Iγ, (particle)(particle)γ-coin following Coulomb excitation. 178Hf deduced level, J, π, intrinsic quadrupole moment. Rigid rotor model. Stable Hf targets, 178Hf target in a high-spin isomeric state.
doi: 10.1007/s002180050125
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.
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
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.
1991FU07 Z.Phys. A340, 303 (1991) F.Funke, J.V.Kratz, N.Trautmann, N.Wiehl, G.Wirth, W.Bruchle, F.Wo, K.Summerer Cross Sections for Nuclear Reactions in Collisions of 238U + 238U and 238U + 197Au Near and Below the Coulomb Barrier NUCLEAR REACTIONS 197Au, 238U(238U, X), E=5.38-6.56 MeV/nucleon; measured transfer reaction σ, X=237,240U, 238,239Np, 234,232Pa, 227,228Th, 225,226Ac, 223,224,225Ra; deduced no evidence for long-lived di-nuclear systems.
doi: 10.1007/BF01294679
1991WI07 Phys.Lett. 253B, 28 (1991) G.Wirth, F.Funke, W.Bruchle, F.Wo, J.V.Kratz, K.Summerer, N.Trautmann One-Neutron Transfer in 238U + 197Au Collisions NUCLEAR REACTIONS 197Au(238U, X), E=5.36 MeV/nucleon; measured σ(θ) for X=239,237U; deduced one-neutron transfer probabilities.
doi: 10.1016/0370-2693(91)91358-3
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.
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
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
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.
1988WI11 Z.Phys. A330, 87 (1988) G.Wirth, W.Bruchle, F.Wo, K.Summerer, F.Funke, J.V.Kratz, N.Trautmann, V.E.Oberacker Fission in 238U + 238U Collisions Below the Coulomb Barrier NUCLEAR REACTIONS 238U(238U, F), E=5.4-6.2 MeV/nucleon; measured fission σ(E); 239U(238U, X), E=5.05-6.07 MeV/nucleon; calculated one-nucleon transfer σ(θ); deduced reaction mechanism.
1987KE01 Z.Phys. A326, 313 (1987) H.Keller, K.Lutzenkirchen, J.V.Kratz, G.Wirth, W.Bruchle, K.Summerer Evidence for Quasi-Fission in 40Ar + 208Pb Collisions near the Coulomb-Barrier NUCLEAR REACTIONS 208Pb(40Ar, X), E=4.75, 5.22 MeV/nucleon; measured fragment σ(θ). Enriched target. Extra push model.
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
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
1986LU04 Nucl.Phys. A452, 351 (1986) K.Lutzenkirchen, J.V.Kratz, G.Wirth, W.Bruchle, K.Summerer, R.Lucas, J.Poitou, C.Gregoire Angular Distributions in Quasi-Fission Reactions NUCLEAR REACTIONS 208Pb(50Ti, X), E=5, 5.5 MeV/nucleon; 208Pb(56Fe, X), E=5.7, 6.1, 6.8, 8.3 MeV/nucleon; measured fragment K X-rays, relative σ(fragment θ, Z); deduced tilting variance, tilting mode degree of relaxation, γ-multiplicity, timescale comparison.
doi: 10.1016/0375-9474(86)90312-X
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
1986WI11 Phys.Lett. 177B, 282 (1986) G.Wirth, W.Bruchle, M.Brugger, F.Wo, K.Summerer, F.Funke, J.V.Kratz, M.Lerch, N.Trautmann Sub-Coulomb Transfer in 238U + 238U Collisions NUCLEAR REACTIONS 238U(238U, 239U), E=1071-1452 MeV; measured σ(E), σ(θ). Ge(Li) detectors. Semiclassical approach calculations.
doi: 10.1016/0370-2693(86)90753-7
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
1985LU01 Z.Phys. A320, 529 (1985) K.Lutzenkirchen, J.V.Kratz, G.Wirth, W.Bruchle, L.Dorr, K.Summerer, R.Lucas, J.Poitou, C.Gregoire, S.Bjornholm Angular Distributions in Quasi-Fission Reactions: Evidence for incomplete relaxation of the tilting mode NUCLEAR REACTIONS 208Pb(50Ti, X), E=5, 5.5 MeV/nucleon; 208Pb(56Fe, X), E=5.7-8.3 MeV/nucleon; measured σ(fragment θ, Z); deduced reaction mechanism.
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.
1984LU05 Z.Phys. A317, 55 (1984) K.Lutzenkirchen, J.V.Kratz, W.Bruchle, H.Gaggeler, K.Summerer, G.Wirth Fusion-Fission in the Reaction 76Ge + 170Er NUCLEAR REACTIONS 170Er(76Ge, X), E(cm)=222-272 MeV; measured σ(fragment θ, Z) vs fragment mass, relative yield vs normalized mass number; deduced fission-fusion σ. Extra push model.
1982BR10 Radiochim.Acta 30, 1 (1982) Decay Properties of Neutron-Rich Silver Isotopes RADIOACTIVITY 113m,114,115m,115,116m,116,117m,117,118Ag [from U(n, F), E=14 MeV, 249Cf(n, F), E=thermal, Cd(n, p), E=14 MeV]; measured Eγ, Iγ, γγ-, βγ-, γ(X-ray)-coin. 113m,115m,116m,117,117mAg deduced T1/2, Qβ, Iβ, log ft. 118Ag deduced average T1/2. 113,115,116Cd deduced levels, γ-branching. Fast chemical separation.
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
1979FR06 Z.Phys. A291, 167 (1979) G.Franz, J.V.Kratz, W.Bruchle, H.Folger, B.Haefner Sub-Coulomb Transfer and Fission in Collisions of 129Xe, 132Xe and 136Xe with 238U NUCLEAR REACTIONS 238U(132Xe, F), (132Xe, X), (129Xe, F), (129Xe, X), (136Xe, F), (136Xe, X), E < Coulomb barrier; measured σ; discussed reaction mechanism.
doi: 10.1007/BF01437997
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
1979PO22 Phys.Lett. 88B, 69 (1979) J.Poitou, R.Lucas, J.V.Kratz, W.Bruchle, H.Gaggeler, M.Schadel, G.Wirth Second Moments of N/Z-Distributions in Damped Collisions of 132Xe with 197Au NUCLEAR REACTIONS 197Au(132Xe, X), E=890 MeV; measured I(X-ray), E(X-ray), Eγ, Iγ, γX-ray-coin; deduced charge variances at fixed mass asymmetry. Classical statistical fluctuation model.
doi: 10.1016/0370-2693(79)90116-3
1978GA12 Z.Phys. A286, 419 (1978) H.Gaggeler, W.Bruchle, H.Ahrens, H.Folger, G.Franz, J.V.Kratz, M.Schadel, I.Warnecke, G.Wirth, N.Trautmann, G.Herrmann, N.Kaffrell, P.Peuser, G.Tittel Search for Long-Lived Superheavy Elements in the Reaction of 136Xe with 238U NUCLEAR REACTIONS 238U(136Xe, X), E=6.6 MeV/nucleon; measured formation σ for superheavy elements with 1-200 day T1/2.
1978KR17 S.Afr.J.Phys. 1, 154 (1978) J.V.Kratz, H.Ahrens, W.Bruchle, H.Gaggeler, M.Schadel, I.Warnecke, G.Wirth, G.Herrmann, N.Trautmann, M.Weis Correlations between Proton and Neutron Exchanges in Damped Collisions of 129,132,136Xe + Au and 238U + 238U NUCLEAR REACTIONS 197Au(129Xe, X), (132Xe, X), (136Xe, X), 238U(238U, X), E=5.9 MeV/nucleon; analyzed isotope distribution vs Z; deduced different p, n strength correlations for Au+Xe, U+U systems.
1978SC22 Phys.Rev.Lett. 41, 469 (1978) M.Schadel, J.V.Kratz, H.Ahrens, W.Bruchle, G.Franz, H.Gaggeler, I.Warnecke, G.Wirth, G.Herrmann, N.Trautmann, M.Weis Isotope Distributions in the Reaction of 238U with 238U NUCLEAR REACTIONS 238U(238U, X), E=1785 MeV; measured σ(A, Z). Radiochemically determined σ.
doi: 10.1103/PhysRevLett.41.469
1977KR10 Phys.Rev.Lett. 39, 984 (1977) J.V.Kratz, H.Ahrens, W.Bogl, W.Bruchle, G.Franz, M.Schadel, I.Warnecke, G.Wirth, G.Klein, M.Weis Charge-Asymmetry Equilibration in the Reaction of 129,132,136Xe with 197Au Near the Interaction Barrier NUCLEAR REACTIONS 197Au(129Xe, X), E=761 MeV; 197Au(132Xe, X), E=769 MeV; 197Au(136Xe, X), E=795 MeV; measured σ(A, Z); deduced proton, neutron population ratios.
doi: 10.1103/PhysRevLett.39.984
Back to query form |