NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = P.Armbruster Found 132 matches. Showing 1 to 100. [Next]2008AR08 Eur.Phys.J. A 37, 159 (2008) Shifting the closed proton shell to Z = 122 -A possible scenario to understand the production of superheavy elements Z = 112-118 RADIOACTIVITY 195,197Hg, 198,199,200,201Pb, 202,203,204,205Po, 206Rn, 283,285Cn, 286,287,288,289Fl, 290,291,292,293Lv, 294Og(α); analyzed Q, 2-proton separation energies in terms of on(off)-shell decays and concluded next proton closed shell at Z=122. NUCLEAR STRUCTURE Z=111-122; calculated shape deformation, production σ, fission barriers using IBA.
doi: 10.1140/epja/i2008-10607-5
2007AR24 Eur.Phys.J. D 45, 25 (2007) Precompound charged particle emission (PCE) - a mechanism beyond element production by complete fusion
doi: 10.1140/epjd/e2007-00240-4
2007NA31 Phys.Rev. C 76, 064609 (2007) P.Napolitani, K.-H.Schmidt, L.Tassan-Got, P.Armbruster, T.Enqvist, A.Heinz, V.Henzl, D.Henzlova, A.Kelic, R.Pleskac, M.V.Ricciardi, C.Schmitt, O.Yordanov, L.Audouin, M.Bernas, A.Lafriaskh, F.Rejmund, C.Stephan, J.Benlliure, E.Casarejos, M.Fernandez-Ordonez, J.Pereira, A.Boudard, B.Fernandez, S.Leray, C.Villagrasa, C.Volant Measurement of the complete nuclide production and kinetic energies of the system 136Xe+hydrogen at 1 GeV per nucleon NUCLEAR REACTIONS 136Xe(p, X), E=1 GeV/nucleon; measured isotopic cross sections, kinetic energies. 6,7,8Li, 9,10,11,12Be, 10,11,12,13B, 11,12,13,14,15C, 13,14,15,16,17N, 15,16,17,18,19O, 17,18,19,20,21F, 19,20,21,22,23Ne, 22,23,24,25Na, 23,24,25,26,27Mg, 25,26,27,28,29,30Al, 28,29,30,31,32Si, 30,31,32,33,34P, 32,33,34,35,36,37,38S, 34,35,36,37,38,39,40Cl, 36,37,38,39,40,41,42,43Ar, 39,40,41,42,43,44,45K, 41,42,43,44,45,46,47Ca, 43,44,45,46,47,48,49,50Sc, 45,46,47,48,49,50,51,52Ti, 46,47,48,49,50,51,52,53,54,55V, 49,50,51,52,53,54,55,56,57Cr, 50,51,52,53,54,55,56,57,58,59,60Mn, 55,56,57,58,59,60,61,62Fe, 57,58,59,60,61,62,63,64,65Co, 59,60,61,62,63,64,65,66,67Ni, 60,61,62,63,64,65,66,67,68,69,70Cu, 62,63,64,65,66,67,68,69,70,71,72Zn, 66,67,68,69,70,71,72,73,74,75Ga, 68,69,70,71,72,73,74,75,76,77Ge, 70,71,72,73,74,75,76,77,78,79,80,81As, 72,73,74,75,76,77,78,79,80,81,82,83Se, 74,75,76,77,78,79,80,81,82,83,84,85Br, 76,77,78,79,80,81,82,83,84,85,86,87,88Kr; measured cross sections. NUCLEAR REACTIONS 136Xe(p, X), E=1 GeV/nucleon; measured isotopic cross sections, kinetic energies. 79,80,81,82,83,84,85,86,87,88,89,90Rb, 81,82,83,84,85,86,87,88,89,90,91,92,93Sr, 84,85,86,87,88,89,90,91,92,93,94,95,96Y, 86,87,88,89,90,91,92,93,94,95,96,97,98,99Zr, 87,88,89,90,91,92,93,94,95,96,97,98,99,100Nb, 90,91,92,93,94,95,96,97,98,99,100,101,102,103,104Mo, 92,93,94,95,96,97,98,99,100,101,102,103,104,105,106Tc, 95,96,97,98,99,100,101,102,103,104,105,106,107,108,109Ru, 97,98,99,100,101,102,103,104,105,106,107,108,109,110,111Rh, 99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115Pd, 101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122Ag, 104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125Cd, 105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127In, 108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130Sn, 110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132Sb, 111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134Te, 113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135I, 116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135Xe, 122,123,124,125,126,127,128,129,130,131,132,133,134,135,136Cs, 127,128,129,130,131,132Ba; measured cross sections.
doi: 10.1103/PhysRevC.76.064609
2007PE01 Phys.Rev. C 75, 014602 (2007) J.Pereira, J.Benlliure, E.Casarejos, P.Armbruster, M.Bernas, A.Boudard, S.Czajkowski, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant, W.Wlazlo Isotopic production cross sections and recoil velocities of spallation-fission fragments in the reaction 238U(1A GeV)+d NUCLEAR REACTIONS 2H(238U, X), E=1 GeV/nucleon; measured spallation and fission fragments isotopic production σ, velocity distributions.
doi: 10.1103/PhysRevC.75.014602
2007PE10 Phys.Rev. C 75, 044604 (2007) J.Pereira, P.Armbruster, J.Benlliure, K.-H.Schmidt Comprehensive analysis of fission-reaction properties in the nuclear spallation of 238U(1 GeV/nucleon) on deuterium NUCLEAR REACTIONS 2H(238U, X), E=1 GeV/nucleon; measured fission fragments isotopic production σ, velocity distributions, separation of symmetric and asymmetric fission modes.
doi: 10.1103/PhysRevC.75.044604
2007VI06 Phys.Rev. C 75, 044603 (2007) C.Villagrasa-Canton, A.Boudard, J.-E.Ducret, B.Fernandez, S.Leray, C.Volant, P.Armbruster, T.Enqvist, F.Hammache, K.Helariutta, B.Jurado, M.-V.Ricciardi, K.-H.Schmidt, K.Summerer, F.Vives, O.Yordanov, L.Audouin, C.-O.Bacri, L.Ferrant, P.Napolitani, F.Rejmund, C.Stephan, L.Tassan-Got, J.Benlliure, E.Casarejos, M.Fernandez-Ordonez, J.Pereira, S.Czajkowski, D.Karamanis, M.Pravikoff, J.S.George, R.A.Mewaldt, N.Yanasak, M.Wiedenbeck, J.J.Connell, T.Faestermann, A.Heinz, A.Junghans Spallation residues in the reaction 56Fe+p at 0.3A, 0.5A, 0.75A, 1.0A, and 1.5A GeV NUCLEAR REACTIONS 1H(56Fe, X), E=0.3, 0.5, 0.75, 1.0, 1.5 GeV/nucleon; measured spallation products isotopic yields, excitation functions.
doi: 10.1103/PhysRevC.75.044603
2006AU01 Nucl.Phys. A768, 1 (2006) L.Audouin, L.Tassan-Got, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, E.Casarejos, S.Czajkowski, T.Enqvist, B.Fernandez-Dominguez, B.Jurado, R.Legrain, S.Leray, B.Mustapha, J.Pereira, M.Pravikoff, F.Rejmund, M.-V.Ricciardi, K.-H.Schmidt, C.Stephan, J.Taieb, C.Volant, W.Wlazlo Evaporation residues produced in spallation of 208Pb by protons at 500 A MeV NUCLEAR REACTIONS 1H(208Pb, X), E=500 MeV/nucleon; measured spallation fragments isotopic production σ, momentum transfer distributions; deduced reaction mechanism features. Comparisons with model predictions and results from higher-energy reactions.
doi: 10.1016/j.nuclphysa.2006.01.006
2006BE02 Nucl.Phys. A765, 197 (2006) M.Bernas, P.Armbruster, J.Benlliure, A.Boudard, E.Casarejos, T.Enqvist, A.Kelic, R.Legrain, S.Leray, J.Pereira, F.Rejmund, M.-V.Ricciardi, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Very heavy fission fragments produced in the spallation reaction 238U + p at 1 A GeV NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured fission fragments isotopic production σ, longitudinal velocity distributions, kinetic energies.
doi: 10.1016/j.nuclphysa.2005.10.009
2006CA30 Phys.Rev. C 74, 044612 (2006) E.Casarejos, J.Benlliure, J.Pereira, P.Armbruster, M.Bernas, A.Boudard, S.Czajkowski, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant, W.Wlazlo Isotopic production cross sections of spallation-evaporation residues from reactions of 238U(1A GeV) with deuterium NUCLEAR REACTIONS 2H(238U, X), E=1 GeV/nucleon; measured spallation fragments isotopic production σ, momentum distributions.
doi: 10.1103/PhysRevC.74.044612
2006RI01 Phys.Rev. C 73, 014607 (2006) M.V.Ricciardi, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, S.Czajkowski, T.Enqvist, A.Kelic, S.Leray, R.Legrain, B.Mustapha, J.Pereira, F.Rejmund, K.-H.Schmidt, C.Stephan, L.Tassan-Got, C.Volant, O.Yordanov Light nuclides produced in the proton-induced spallation of 238U at 1 GeV NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured spallation fragments isotopic production σ, velocity distributions. Statistical model analysis.
doi: 10.1103/PhysRevC.73.014607
2005AU07 Nucl.Instrum.Methods Phys.Res. A548, 517 (2005) L.Audouin, L.Tassan-Got, P.Armbruster, K.-H.Schmidt, C.Stephan, J.Taieb Recoil spectrometers for heavy-ion identification and secondary-beam production: Pushing the low-energy limit NUCLEAR REACTIONS 1H(Pb, X), E=500 MeV/nucleon; measured fragments isotopic yields, velocity distributions.
doi: 10.1016/j.nima.2005.04.073
2005FE02 Nucl.Phys. A747, 227 (2005) B.Fernandez-Dominguez, P.Armbruster, L.Audouin, J.Benlliure, M.Bernas, A.Boudard, E.Casarejos, S.Czajkowski, J.E.Ducret, T.Enqvist, B.Jurado, R.Legrain, S.Leray, B.Mustapha, J.Pereira, M.Pravikoff, F.Rejmund, M.V.Ricciardi, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant, W.Wlazlo Nuclide cross-sections of fission fragments in the reaction 208Pb + p at 500 A MeV NUCLEAR REACTIONS 1H(208Pb, X), E=500 MeV/nucleon; measured spallation fragments isotopic production σ, kinetic energy distributions; deduced reaction mechanism features. Comparisons with model predictions and results from higher-energy reactions.
doi: 10.1016/j.nuclphysa.2004.10.013
2004AR28 Phys.Rev.Lett. 93, 212701 (2004) P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, E.Casarejos, S.Czajkowski, T.Enqvist, S.Leray, P.Napolitani, J.Pereira, F.Rejmund, M.-V.Ricciardi, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Measurement of a Complete Set of Nuclides, Cross Sections, and Kinetic Energies in Spallation of 238U 1A GeV with Protons NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured spallation fragments isotopic production σ, longitudinal momentum distributions, kinetic energies.
doi: 10.1103/PhysRevLett.93.212701
2004KE15 Phys.Rev. C 70, 064608 (2004) A.Kelic, K.-H.Schmidt, T.Enqvist, A.Boudard, P.Armbruster, J.Benlliure, M.Bernas, S.Czajkowski, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant, W.Wlazlo Isotopic and velocity distributions of 83Bi produced in charge-pickup reactions of 20882Pb at 1A GeV NUCLEAR REACTIONS 1,2H, Ti(208Pb, X)193Bi/194Bi/195Bi/196Bi/197Bi/198Bi/199Bi/200Bi/201Bi/202Bi/203Bi/204Bi/205Bi/206Bi/207Bi/208Bi, E=1 GeV/nucleon; measured charge-pickup σ, velocity distributions; deduced reaction mechanism features. Comparison with model predictions and previous results.
doi: 10.1103/PhysRevC.70.064608
2004PE07 Nucl.Phys. A734, 221 (2004) J.Pereira, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, E.Casarejos, S.Czajkowski, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant, W.Wlazlo Dynamics of spallation reactions investigated from production cross sections of residual nuclei in collisions induced by 238U at 1 A GeV on proton and deuterium NUCLEAR REACTIONS 1,2H(238U, X), E=1 GeV/nucleon; measured fragments isotopic production σ; deduced reaction mechanism features.
doi: 10.1016/j.nuclphysa.2004.01.039
2003AR32 Acta Phys.Pol. B34, 1825 (2003) On the production of superheavy elements
2003AR35 C.R.Physique 4, 571 (2003) On the production of superheavy elements
doi: 10.1016/S1631-0705(03)00061-6
2003BE45 Nucl.Phys. A725, 213 (2003) M.Bernas, P.Armbruster, J.Benlliure, A.Boudard, E.Casarejos, S.Czajkowski, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, P.Napolitani, J.Pereira, F.Rejmund, M.-V.Ricciardi, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Fission-residues produced in the spallation reaction 238U + p at 1 A GeV NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured fission fragments isotopic production σ, velocity distributions. High-resolution magnetic spectrometer. Application to accelerator-driven subcritical reactors and radioactive beam production discussed. Comparison with model predictions.
doi: 10.1016/S0375-9474(03)01576-8
2003CA29 Yad.Fiz. 66, 1459 (2003); Phys.Atomic Nuclei 66, 1413 (2003) E.Casarejos, P.Armbruster, L.Audouin, J.Benlliure, M.Bernas, A.Boudard, R.Legrain, S.Leray, B.Mustapha, S.Czajkowski, T.Enqvist, B.Fernandez, J.Pereira, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Villagrasa, C.Volant, W.Wlazlo Isotopic Production Cross Sections of Residues in Reactions Induced by Relativistic Heavy Ions with Protons and Deuterons NUCLEAR REACTIONS 1,2H(238U, X), (208Pb, X), E=1 GeV/nucleon; measured fragment isotopic yields, mass distributions.
doi: 10.1134/1.1601743
2003HE01 Nucl.Phys. A713, 3 (2003) A.Heinz, K.-H.Schmidt, A.R.Junghans, P.Armbruster, J.Benlliure, C.Bockstiegel, H.-G.Clerc, A.Grewe, M.De Jong, J.Muller, M.Pfutzner, S.Steinhauser, B.Voss Electromagnetic-induced fission of 238U projectile fragments, a test case for the production of spherical super-heavy nuclei NUCLEAR REACTIONS Pb(205At, X), (206At, X), (205Rn, X), (206Rn, X), (207Rn, X), (208Rn, X), (209Rn, X), (208Fr, X), (209Fr, X), (210Fr, X), (211Fr, X), (212Fr, X), (217Fr, X), (218Fr, X), (210Ra, X), (211Ra, X), (212Ra, X), (213Ra, X), (214Ra, X), (215Ra, X), (216Ra, X), (217Ra, X), (218Ra, X), (219Ra, X), (220Ra, X), (221Ra, X), (222Ra, X), (223Ra, X), (215Ac, X), (216Ac, X), (217Ac, X), (218Ac, X), (219Ac, X), (220Ac, X), (221Ac, X), (222Ac, X), (223Ac, X), (224Ac, X), (225Ac, X), (226Ac, X), (221Th, X), (222Th, X), (223Th, X), (224Th, X), (225Th, X), (226Th, X), (227Th, X), (228Th, X), (229Th, X), (226Pa, X), (227Pa, X), (228Pa, X), (229Pa, X), (230Pa, X), (231Pa, X), (232Pa, X), (235Pa, X), (231U, X), (232U, X), (233U, X), (234U, X), (235U, X), (236U, X), (237U, X), (238U, X), E=300, 420 MeV/nucleon; measured fission σ, fragment charge distributions; deduced reaction mechanism features. Secondary beams from 1 GeV/nucleon 238U fragmentation.
doi: 10.1016/S0375-9474(02)01296-4
2003NA18 Yad.Fiz. 66, 1517 (2003); Phys.Atomic Nuclei 66, 1471 (2003) P.Napolitani, K.-H.Schmidt, P.Armbruster, A.S.Botvina, M.V.Ricciardi, L.Tassan-Got, F.Rejmund, T.Enqvist Determination of the Freeze-Out Temperature by the Isospin Thermometer NUCLEAR REACTIONS Pb(238U, X), 2H, Ti(208Pb, X), 1H, Ti(56Fe, X), E=1 GeV/nucleon; Be(86Kr, X), E=500 MeV/nucleon; Ta(p, X), E=5.7 GeV; Au(p, X), E=11.5 GeV; analyzed fragment mass yields; deduced thermometer based on neutron excess.
doi: 10.1134/1.1601752
2003NA26 Nucl.Phys. A727, 120 (2003) P.Napolitani, L.Tassan-Got, P.Armbruster, M.Bernas A model for consecutive spallation and fragmentation reactions in inverse kinematics at relativistic energies NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; calculated fragments isotopic yields following secondary and multiple reactions. Application to radioactive beam production discussed.
doi: 10.1016/j.nuclphysa.2003.07.001
2003TA14 Nucl.Phys. A724, 413 (2003) J.Taieb, K.-H.Schmidt, L.Tassan-Got, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, E.Casarejos, S.Czajkowski, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, C.Stephan, C.Volant, W.Wlazlo Evaporation residues produced in the spallation reaction 238U + p at 1 A GeV NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured spallation products isotopic production σ, momentum distributions. High resolution magnetic spectrometer. Comparison with empirical systematics.
doi: 10.1016/S0375-9474(03)01517-3
2002BE23 Nucl.Phys. A700, 469 (2002) J.Benlliure, P.Armbruster, M.Bernas, A.Boudard, T.Enqvist, R.Legrain, S.Leray, F.Rejmund, K.-H.Schmidt, C.Stephan, L.Tassan-Got, C.Volant Signatures of Fission Dynamics in Highly Excited Nuclei Produced in 197Au(800 A MeV) on Proton Collisions NUCLEAR REACTIONS 1H(197Au, X), E=800 MeV/nucleon; measured fragments isotopic yields; deduced fission dynamics, role of nuclear dissipation. Comparisons with model predictions.
doi: 10.1016/S0375-9474(01)01331-8
2002CA31 Nucl.Phys. A701, 123c (2002) E.Casarejos, J.Taieb, J.Benlliure, P.Armbruster, M.Bernas, A.Boudard, S.Czajkowski, T.Enqvist, F.Rejmund, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, K.-H.Schmidt, C.Stephan, L.Tassan-Got, C.Volant, W.Wlazlo Isotopic Production Cross Sections of Heavy Residues from Reactions of 238U(1 AGeV) on Protons and Deuterons Relevant for RNB Production NUCLEAR REACTIONS 238U(p, X), (d, X), E=1 Gev/nucleon; measured isotopic production σ for heavy residues.
doi: 10.1016/S0375-9474(01)01559-7
2002EN03 Nucl.Phys. A703, 435 (2002) T.Enqvist, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, S.Czajkowski, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, F.Vives, C.Volant, W.Wlazlo Primary-Residue Production Cross Sections and Kinetic Energies in 1 A GeV 208Pb on Deuteron Reactions NUCLEAR REACTIONS 2H(208Pb, X), E=1 GeV/nucleon; measured isotopic production σ from spallation and fission, fragment recoil velocities. In-flight identification by magnetic spectrometer, ToF and energy-loss measurements. Application to radioactive beam production and accelerator-driven subcritical reactors discussed.
doi: 10.1016/S0375-9474(01)01340-9
2002RE36 Acta Phys.Hung.N.S. 16, 85 (2002) F.Rejmund, A.Bethenod, P.Napolitani, J.Taieb, C.Villagrasa, L.Audouin, P.Armbruster, C.O.Bacri, J.Benlliure, M.Bernas, B.Berthier, A.Boudard, E.Casajeros, S.Czajkowski, J.J.Connell, T.Enqvist, T.Faestermann, J.S.George, A.Junghans, B.Jurado, F.Hammache, S.Leray, R.Legrain, R.A.Mewaldt, J.Pereira, M.V.Ricciardi, K.-H.Schmidt, C.Stephan, K.Summerer, L.Tassan-Got, C.Volant, M.E.Wiedenbeck, W.Wlazlo, N.E.Yanasak Disappearance of Shell Effects and Persistence of an Even-Odd Staggering in the Fragment Production in Nuclear Reactions at Relativistic Energies NUCLEAR REACTIONS 1H(U, X), (Fe, X), E=1 GeV/nucleon; measured fragments isotopic yields; deduced shell and pairing effects.
doi: 10.1556/APH.16.2002.1-4.10
2002RI06 Nucl.Phys. A701, 156c (2002) M.V.Ricciardi, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, S.Czajkowski, T.Enqvist, S.Leray, R.Legrain, B.Mustapha, M.Pravikoff, K.-H.Schmidt, C.Stephan, F.Rejmund, L.Tassan-Got, C.Volant Experimental Study on the Production of Light Nuclei in Spallation-Fission Reactions and Projectile Fragmentation of 238U NUCLEAR REACTIONS 1H(238U, X), E=1 GeV/nucleon; measured fission fragments mass, charge, and velocity distributions. Mass separator.
doi: 10.1016/S0375-9474(01)01565-2
2002SC43 Eur.Phys.J. A 15, 213 (2002) K.H.Schmidt, P.Armbruster, J.Benlliure, C.Bockstiegel, H.-G.Clerc, T.Enqvist, A.Grewe, A.Heinz, A.Junghans, J.Muller, F.Rejmund, S.Steinhauser Fission studies with relativistic beams
doi: 10.1140/epja/i2001-10257-1
2002SC54 J.Nucl.Radiochem.Sci. 3, No 1, 51 (2002) K.-H.Schmidt, P.Armbruster, J.Benlliure, C.Bockstiegel, A.Botvina, H.-G.Clerc, T.Enqvist, A.Grewe, A.Heinz, A.R.Junghans, B.Jurado, J.Muller, M.V.Ricciardi, F.Rejmund, S.Steinhauser, B.Voss Experiments on Fission Dynamics with Relativistic Heavy-ion Beams
2001BE07 Nucl.Phys. A683, 513 (2001) J.Benlliure, P.Armbruster, M.Bernas, A.Boudard, J.P.Dufour, T.Enqvist, R.Legrain, S.Leray, B.Mustapha, F.Rejmund, K.-H.Schmidt, C.Stephan, L.Tassan-Got, C.Volant Isotopic Production Cross Sections of Fission Residues in 197Au-on-Proton Collisions at 800 A MeV NUCLEAR REACTIONS 1H(197Au, X), E=800 MeV/nucleon; measured fission fragments isotopic yields, kinetic energies. Spallation-fission reactions.
doi: 10.1016/S0375-9474(00)00472-3
2001EN02 Nucl.Phys. A686, 481 (2001) T.Enqvist, W.Wlazlo, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, S.Czajkowski, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Isotopic Yields and Kinetic Energies of Primary Residues in 1 A GeV 208Pb + p Reactions NUCLEAR REACTIONS 1H(208Pb, X), E=1 GeV/nucleon; measured spallation, fission cross sections, isotopic yields, fragment recoil velocities. In-flight identification with magnetic spectrometer. Relevance for accelerator-driven subcritical reactors and radioactive beam production discussed.
doi: 10.1016/S0375-9474(00)00563-7
2001RE02 Nucl.Phys. A683, 540 (2001) F.Rejmund, B.Mustapha, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, J.P.Dufour, T.Enqvist, R.Legrain, S.Leray, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Measurement of Isotopic Cross Sections of Spallation Residues in 800 A MeV 197Au + p Collisions NUCLEAR REACTIONS 1H(197Au, X), E=800 MeV/nucleon; measured Z=60-80 spallation fragments isotopic production σ. Comparison with model calculations.
doi: 10.1016/S0375-9474(00)00468-1
2000AR03 Eur.Phys.J. A 7, 23 (2000) On the Quest of Production of Superheavy Nuclei in Reactions of 48Ca with the Heaviest Actinide Targets NUCLEAR REACTIONS 242,244Pu, 238U(48Ca, X), E not given; analyzed recent data; deduced no evidence for 287,289Fl, 283,285Cn, 281Ds, 277Hs. Relationship to earlier experimental results discussed.
doi: 10.1007/s100500050006
2000AR24 Ann.Rev.Nucl.Part.Sci. 50, 411 (2000) On the Production of Superheavy Elements
doi: 10.1146/annurev.nucl.50.1.411
2000JU06 Acta Phys.Pol. B31, 367 (2000) B.Jurado, K.-H.Schmidt, F.Farget, T.Enqvist, F.Ameil, P.Armbruster, J.Benlliure, M.Bernas, B.Mustapha, L.Tassan-Got, C.Stephan, A.Boudard, S.Leray, R.Legrain, C.Volant, S.Czajkowski, M.Pravikoff Projectile Fragmentation at Relativistic Energies: A possibility to determine the viscosity of nuclear matter NUCLEAR REACTIONS Pb(238U, X), E=1 GeV/nucleon; measured partial fission σ vs fragment charge; deduced dissipation coefficient.
2000WL01 Phys.Rev.Lett. 84, 5736 (2000) W.Wlazlo, T.Enqvist, P.Armbruster, J.Benlliure, M.Bernas, A.Boudard, S.Czajkowski, R.Legrain, S.Leray, B.Mustapha, M.Pravikoff, F.Rejmund, K.-H.Schmidt, C.Stephan, J.Taieb, L.Tassan-Got, C.Volant Cross Sections of Spallation Residues Produced in 1A GeV 208Pb on Proton Reactions NUCLEAR REACTIONS 1H(208Pb, X), E=1 GeV/nucleon; measured Z=61-82 fragments isotopic production σ. Comparison with model predictions, previous data. Fragment recoil separator.
doi: 10.1103/PhysRevLett.84.5736
1999AR20 Rep.Prog.Phys. 62, 465 (1999) Nuclear Structure in Cold Rearrangement Processes in Fission and Fusion
doi: 10.1088/0034-4885/62/4/001
1999BE78 Nucl.Phys. (Supplement) A654, 833c (1999) J.Benlliure, P.Armbruster, M.Bernas, A.Boudard, J.P.Dufour, T.Enqvist, F.Farget, R.Legrain, B.Mustapha, L.Tassan-Got, K.-H.Schmidt, C.Stephan, C.Volant Fission Investigations in Au + p Collisions at 800 A MeV NUCLEAR REACTIONS 1H(197Au, F), E=800 MeV/nucleon; measured fission fragments production σ, velocity and charge distributions; deduced fission mechanism features. Effect of viscosity discussed.
doi: 10.1016/S0375-9474(00)88556-5
1999EN06 Nucl.Phys. A658, 47 (1999) T.Enqvist, J.Benlliure, F.Farget, K.-H.Schmidt, P.Armbruster, M.Bernas, L.Tassan-Got, A.Boudard, R.Legrain, C.Volant, C.Bockstiegel, M.de Jong, J.P.Dufour Systematic Experimental Survey on Projectile Fragmentation and Fission Induced in Collisions of 238U at 1 A GeV with Lead NUCLEAR REACTIONS 208Pb(238U, X), E=1 GeV/nucleon; measured fragments isotopic production σ, velocity distributions; deduced fission, fragmentation contributions, other reaction mechanism features.
doi: 10.1016/S0375-9474(99)00299-7
1998AM04 Eur.Phys.J. A 1, 275 (1998) F.Ameil, M.Bernas, P.Armbruster, S.Czajkowski, P.Dessagne, H.Geissel, E.Hanelt, C.Kozhuharov, C.Miehe, C.Donzaud, A.Grewe, A.Heinz, Z.Janas, M.de Jong, W.Schwab, S.Steinhauser β-Decay Half-Lives of Very Neutron-Rich Isotopes of Elements from Ti to Ni RADIOACTIVITY 55,56,57Ti, 57,58,59,60V, 61,62,63Cr, 64,65,66Mn, 66,67,69Fe, 70,71,72Co, 73,74,75,76Ni(β-) [from 86Kr fragmentation]; measured T1/2; deduced decay-chain sequences. Fragment mass separator. Comparison with several theoretical calculations.
doi: 10.1007/s100500050062
1998BE30 Eur.Phys.J. A 2, 193 (1998) J.Benlliure, P.Armbruster, M.Bernas, C.Bockstiegel, S.Czajkowski, C.Donzaud, H.Geissel, A.Heinz, C.Kozhuharov, P.Dessagne, G.Munzenberg, M.Pfutzner, C.Stephan, K.-H.Schmidt, K.Summerer, W.Schwab, L.Tassan-Got, B.Voss Production of Medium-Weight Isotopes by Fragmentation in 750 A MeV 238U on 208Pb Collisions NUCLEAR REACTIONS 208Pb(238U, X), E=750 MeV/nucleon; measured fragments isotopic production σ; deduced effective proton-evaporation barrier.
doi: 10.1007/s100500050108
1998DO08 Eur.Phys.J. A 1, 407 (1998) C.Donzaud, S.Czajkowski, P.Armbruster, M.Bernas, C.Bockstiegel, P.Dessagne, H.Geissel, E.Hanelt, A.Heinz, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Low-Energy Fission Investigated in Reactions of 750 AMeV 238U-Ions on 208Pb. II: Isotopic distributions NUCLEAR REACTIONS Pb(238U, X), E=750 MeV/nucleon; measured projectile fission fragments mass, charge, velocity distributions, production σ, low-energy fission component features; deduced evidence for 90,91Se, 96Kr, 103,104,105Y, 106,107Zr, 108,109,110Nb, 111,112,113Mo, 114,115Tc, 116,117,118Ru, 118,119,120,121Rh, 121,122,123Pd, 125,126Ag, 135,136,137Sn, 137,138,139Sb, 139,140,141,142Te. Fragment separator.
doi: 10.1007/s100500050076
1998EN08 Nuovo Cim. 111A, 947 (1998) T.Enqvist, J.Benlliure, F.Farget, K.-H.Schmidt, P.Armbruster, C.Bockstiegel, M.De Jong, M.Bernas, L.Tassan-Got, A.Boudard, R.Legrain, C.Volant, J.P.Dufour Systematic Experimental Survey on Projectile Fragmentation and Fission Induced in Collisions of 238U at 1 A GeV with Lead NUCLEAR REACTIONS Pb(238U, X), E=1 GeV/nucleon; measured fragments isotopic production σ, momentum distributions; deduced projectile fission, fragmentation contributions. Fragment recoil separator.
doi: 10.1007/BF03035981
1998FA22 Nuovo Cim. 111A, 1097 (1998) F.Farget, J.Benlliure, T.Enqvist, J.Taieb, K.-H.Schmidt, P.Armbruster, M.Bernas, B.Mustapha, C.Stephan, L.Tassan-Got, A.Boudard, S.Leray, R.Legrain, C.Volant, J.P.Dufour, S.Czajkowski, M.Pravikoff Spallation-Reaction Cross-Sections Relevant for Accelerator-Driven Systems NUCLEAR REACTIONS 1H(197Au, X), E=800 MeV/nucleon; measured fragments isotopic production σ, velocity distributions.
doi: 10.1007/BF03035998
1998PF02 Phys.Lett. 444B, 32 (1998) M.Pfutzner, P.Armbruster, T.Baumann, J.Benlliure, M.Bernas, W.N.Catford, D.Cortina-Gil, J.M.Daugas, H.Geissel, M.Gorska, H.Grawe, R.Grzywacz, M.Hellstrom, N.Iwasa, Z.Janas, A.R.Junghans, M.Karny, S.Leenhardt, M.Lewitowicz, A.C.Mueller, F.de Oliviera, P.H.Regan, M.Rejmund, K.Rykaczewski, K.Summerer New Isotopes and Isomers Produced by the Fragmentation of 238U at 1000 MeV/Nucleon NUCLEAR REACTIONS Be(238U, X), E=1000 MeV/nucleon; measured fragments isotopic production σ, Eγ, Iγ(t) from fragment decay; deduced evidence for 209,210Hg, 211,212Tl, 218Bi, 219,220Po. 201,202,203,206,207,208,209,210Hg, 202,203,204,205,206Tl, 205,206,207,208,209,211,212,213,214,215Pb, 208,209,210,211,214,215,216,217,218Bi deduced production σ; 203,204Tl, 211Bi, 212Pb deduced transitions. 203,204,205Tl, 205,206,208,212Pb, 207,210,211Bi deduced isomeric states T1/2.
doi: 10.1016/S0370-2693(98)01332-X
1998SC27 Eur.Phys.J. A 2, 179 (1998) W.Schwab, M.Bernas, P.Armbruster, S.Czajkowski, P.Dessagne, C.Donzaud, H.Geissel, A.Heinz, C.Kozhuharov, C.Miehe, G.Munzenberg, M.Pfutzner, C.Stephan, K.-H.Schmidt, K.Summerer, W.Schwab, L.Tassan-Got, B.Voss Fission of Highly Excited Fragments for Collisions of 750 A.MeV 238U on 208Pb Collisions NUCLEAR REACTIONS 208Pb(238U, X), E=750 MeV/nucleon; measured fragments isotopic yields, velocity distributions; deduced reaction mechanism features.
doi: 10.1007/s100500050107
1997AR30 Nuovo Cim. 110A, 1111 (1997) Heavy Clusters in Cold Nuclear Rearrangements in Fusion and Fission
doi: 10.1007/BF03035953
1997BE12 Nucl.Phys. A616, 352c (1997) M.Bernas, P.Armbruster, S.Czajkowski, C.Donzaud, H.Geissel, F.Ameil, Ph.Dessagne, C.Engelmann, A.Heinz, Z.Janas, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, C.Bockstiegel, K.-H.Schmidt, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Identification of More Than a 100 New Isotopes from 238U Projectile Fission and Beams of Neutron-Rich Nuclei at BRENDA NUCLEAR REACTIONS Pb, 9Be(238U, F), E=750 MeV/nucleon; measured projectile fission fragment yield vs Z, mass spectra, velocity distribution; deduced evidence for 78Ni. Production σ for 78Ni and evidence for, several other new isotopes from Ti-Nb nuclei also reported.
doi: 10.1016/S0375-9474(97)00109-7
1997BE70 Phys.Lett. 415B, 111 (1997) M.Bernas, C.Engelmann, P.Armbruster, S.Czajkowski, F.Ameil, C.Bockstiegel, Ph.Dessagne, C.Donzaud, H.Geissel, A.Heinz, Z.Janas, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Discovery and Cross-Section Measurement of 58 New Fission Products in Projectile-Fission of 750 x A MeV 238U NUCLEAR REACTIONS Be(238U, X)54Ca/55Ca/56Ca/56Sc/57Sc/58Sc/59Ti/60Ti/61Ti/62V/63V/64V/65Cr/66Cr/67Cr/67Mn/68Mn/69Mn/70Fe/71Fe/72Fe/73Co/74Co/75Co/77Ni/78Ni/80Cu/82Zn/83Zn/85Ga/86Ga/87Ge/88Ge/89Ge/90As/91As/92As/92Se/93Se/94Se/95Br/96Br/97Br/97Kr/98Kr/99Kr/100Kr/103Sr/104Sr/105Sr/106Y/107Y/108Zr/109Zr/110Zr/111Nb/112Nb/113Nb/114Mo/116Tc/117Tc/119Ru/122Rh/124Pd, E=750 MeV/nucleon; measured projectile fission fragment yields, production σ. Fragment separator, tof techniques.
doi: 10.1016/S0370-2693(97)01216-1
1997HE29 Z.Phys. A359, 415 (1997) F.P.Hessberger, S.Hofmann, V.Ninov, P.Armbruster, H.Folger, G.Munzenberg, H.J.Schott, A.G.Popeko, A.V.Yeremin, A.N.Andreyev, S.Saro Spontaneous Fission and Alpha-Decay Properties of Neutron Deficient Isotopes 257-253104 and 258106 RADIOACTIVITY 253,254Rf, 258Sg(SF), 255,256,257Rf(α) [from 204,206,208Pb(50Ti, xn), E=4.8-5.1 MeV/nucleon; 209Bi(51V, X), E=4.77-4.99 MeV/nucleon]; measured Eα, T1/2. 257Rf, 253No deduced levels. NUCLEAR REACTIONS 204,206,208Pb(50Ti, xn), E=4.8-5.1 MeV/nucleon; 209Bi(51V, X), E=4.77-4.99 MeV/nucleon; measured Eα, Iα, residuals fission fragments; deduced evidence for 258Sg, 253,254Rf.
doi: 10.1007/s002180050422
1997HO14 Z.Phys. A358, 377 (1997) S.Hofmann, F.P.Hessberger, V.Ninov, P.Armbruster, G.Munzenberg, C.Stodel, A.G.Popeko, A.V.Yeremin, M.Leino Excitation Function for the Production of 265108 and 266109 NUCLEAR REACTIONS, ICPND 208Pb, 209Bi(58Fe, n), E=282-294 MeV; measured production σ vs excitation energy. RADIOACTIVITY 266Mt(α) [from 209Bi(58Fe, n), E=282-294 MeV]; 262Bh(α) [from 266Mt(α-decay)]; 258Db(α) [from 262Bh(α-decay)]; measured Eα, T1/2. Comparision with other data.
doi: 10.1007/s002180050343
1997MO34 Z.Phys. A359, 251 (1997) P.Moller, J.R.Nix, P.Armbruster, S.Hofmann, G.Munzenberg Single-Particle Enhancement of Heavy-Element Production NUCLEAR REACTIONS 208Pb(50Ti, X), (68Zn, X), (70Zn, X), E not given; calculated fusion, fission potential barriers; deduced microscopic effects. Macroscopic-microscopic model, superheavy element production.
doi: 10.1007/s002180050399
1996AR06 Z.Phys. A355, 191 (1996) P.Armbruster, M.Bernas, S.Czajkowski, H.Geissel, T.Aumann, Ph.Dessagne, C.Donzaud, E.Hanelt, A.Heinz, M.Hesse, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, K.-H.Schmidt, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Low-Energy Fission Investigated in Reactions of 750 AMeV 238U-Ions with Pb and Be Targets I. Nuclear Charge Distributions NUCLEAR REACTIONS Pb, 9Be(238U, F), E=750 MeV/nucleon; measured fission fragment charge distribution, energy loss spectra, fission yields, σ vs Z; deduced low energy fission evidence.
doi: 10.1007/s002180050098
1996EN01 Z.Phys. A354, 1 (1996) T.Enqvist, K.Eskola, A.Jokinen, M.Leino, W.H.Trzaska, J.Uusitalo, V.Ninov, P.Armbruster Alpha Decay Properties of 200-202Fr NUCLEAR REACTIONS 170Yb(35Cl, 5n), E=5.3 MeV/nucleon; measured production σ. RADIOACTIVITY 200,201,202Fr, 196,197,198At(α) [from 170Yb(35Cl, xn), E=4.9-5.3 MeV/nucleon and subsequent decay]; measured Eα, Iα, T1/2.
doi: 10.1007/s002180050001
1996EN02 Z.Phys. A354, 9 (1996) T.Enqvist, P.Armbruster, K.Eskola, M.Leino, V.Ninov, W.H.Trzaska, J.Uusitalo Alpha Decay of the New Isotope 197Rn NUCLEAR REACTIONS 169Tm(35Cl, 7n), (35Cl, 6n), E=5.6-6.1 MeV/nucleon; measured Eα, Iα; deduced residual production σ. RADIOACTIVITY 197,197m,198Rn(α) [from 169Tm(35Cl, xn), E=5.6-6.1 MeV/nucleon]; measured Eα, Iα, T1/2. All correlated chains mother-daughter Eα studied.
doi: 10.1007/s002180050005
1996HE13 Z.Phys. A355, 69 (1996) M.Hesse, M.Bernas, P.Armbruster, T.Aumann, S.Czajkowski, Ph.Dessagne, C.Donzaud, H.Geissel, E.Hanelt, A.Heinz, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, C.Rohl, K.-H.Schmidt, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got Reaction and Fission Cross-Sections of 750 A.MeV 238U Ions on Pb, Cu and Al-Targets NUCLEAR REACTIONS 27Al, Cu, Pb(238U, F), E=750 MeV/nucleon; measured fission, reaction σ, charge loss.
doi: 10.1007/s002180050079
1996HO13 Z.Phys. A354, 229 (1996) S.Hofmann, V.Ninov, F.P.Hessberger, P.Armbruster, H.Folger, G.Munzenberg, H.J.Schott, A.G.Popeko, A.V.Yeremin, S.Saro, R.Janik, M.Leino The New Element 112 NUCLEAR REACTIONS 208Pb(70Zn, X), E=344 MeV; measured Eα, Iα; deduced 277Cn production σ. RADIOACTIVITY 277Cn(α) [from 208Pb(70Zn, X), E=344 MeV]; measured Eα, Iα, T1/2, two paralled running decay chain evidence.
doi: 10.1007/s002180050036
1996LE09 Z.Phys. A355, 157 (1996) M.Leino, J.Uusitalo, R.G.Allatt, P.Armbruster, T.Enqvist, K.Eskola, S.Hofmann, S.Hurskanen, A.Jokinen, V.Ninov, R.D.Page, W.H.Trzaska Alpha Decay Studies of Neutron-Deficient Radium Isotopes NUCLEAR REACTIONS 175Lu(35Cl, xn), E=157-199 MeV; 170,171Yb(40Ar, xn), E=214-224 MeV; 170,171Yb(36Ar, xn), E=190, 196 MeV; measured Eα, Iα; deduced evidence for 207,206,205,204,203,202Ra. RADIOACTIVITY 207,206,205,204,203,203m,202Ra(α) [from 175Lu(35Cl, xn), E=157-199 MeV; 170,171Yb(40Ar, xn), E=214-224 MeV; 170,171Yb(36Ar, xn), E=190, 196 MeV]; measured Eα, Iα, T1/2.
doi: 10.1007/s002180050093
1996NI09 Z.Phys. A356, 11 (1996) V.Ninov, F.P.Hessberger, S.Hofmann, H.Folger, G.Munzenberg, P.Armbruster, A.V.Yeremin, A.G.Popeko, M.Leino, S.Saro Identification of New Mendelevium and Einsteinium Isotopes in Bombardments of 209Bi with 40Ar NUCLEAR REACTIONS 209Bi(40Ar, X), E=4.78-5.12 MeV/nucleon; measured (evaporation residue)αα-correlations; deduced evidence for 246,245Md, 242,241Es. RADIOACTIVITY 246Md, 242,241Es(α), 245Md(SF), 245mMd(α) [from 209Bi(40Ar, X), E=4.78-5.12 MeV/nucleon]; measured Eα, Iα, T1/2.
doi: 10.1007/s002180050141
1995AR34 Postepy Fiz. 46, 431 (1995) Aynthesis of the elements 110 and 111 RADIOACTIVITY 270Ds(n) [from 208Pb(62Ni, X), E not given]; 273Rg(n) [from 209Bi(64Ni, X), E not given]; measured decay products; deduced new element parameters. GSI-Darmstadt. NUCLEAR REACTIONS 208Pb(50Ti, X)258Rf, 208Pb(58Fe, X)266Hs, E not given; measured reaction products; deduced new isotopes.
1995EN07 Z.Phys. A352, 351 (1995) Ch.Engelmann, F.Ameil, P.Armbruster, M.Bernas, S.Czajkowski, Ph.Dessagne, C.Donzaud, H.Geissel, A.Heinz, Z.Janas, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, C.Rohl, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Production and Identification of Heavy Ni Isotopes: Evidence for the doubly magic nucleus 7828Ni NUCLEAR REACTIONS 9Be(238U, F)78Cu/79Cu/80Cu/76Ni/77Ni/78Ni/73Co/75Co, E=750 MeV/nucleon; measured production σ, residuals fission yields. Fully-stripped fission product separation, magnetic rigidity, trajectory, energy deposit, tof measured.
doi: 10.1007/BF01299748
1995FO21 Nucl.Instrum.Methods Phys.Res. A362, 64 (1995) H.Folger, W.Hartmann, F.P.Hessberger, S.Hofmann, J.Klemm, G.Munzenberg, V.Ninov, W.Thalheimer, P.Armbruster Developments of 170Er, 204,206,207,208Pb and 209Bi Target Wheels for Reaction Studies and Synthesis of Heaviest Elements
doi: 10.1016/0168-9002(95)00527-7
1995HO03 Z.Phys. A350, 277 (1995) S.Hofmann, V.Ninov, F.P.Hessberger, P.Armbruster, H.Folger, G.Munzenberg, H.J.Schott, A.G.Popeko, A.V.Yeremin, A.N.Andreyev, S.Saro, R.Janik, M.Leino Production and Decay of 269Ds NUCLEAR REACTIONS 208Pb(50Ti, X), E=4.52-5.1 MeV/nuclon; 208Pb(62Ni, X), E=311 MeV; 208Pb(58Fe, X), E not given; measured αα-coin, production σ for 269Ds. RADIOACTIVITY 269Ds(α) [from 208Pb(62Ni, nX), E=311 MeV]; measured αα-coin; deduced T1/2, Eα.
doi: 10.1007/BF01291181
1995HO04 Z.Phys. A350, 281 (1995) S.Hofmann, V.Ninov, F.P.Hessberger, P.Armbruster, H.Folger, G.Munzenberg, H.J.Schott, A.G.Popeko, A.V.Yeremin, A.N.Andreyev, S.Saro, R.Janik, M.Leino The New Element 111 NUCLEAR REACTIONS 208Bi(64Ni, X), E=318, 320 MeV; measured Eα, Iα; deduced production σ for 272Rg. RADIOACTIVITY 268Mt, 264Bh, 272Rg(α) [from 209Bi(64Ni, X), E=318, 320 MeV]; measured Eα, T1/2; deduced α-decay chain to 260Db, 256Lr.
doi: 10.1007/BF01291182
1995LE41 Nucl.Instrum.Methods Phys.Res. B99, 653 (1995) M.Leino, J.Aysto, T.Enqvist, P.Heikkinen, A.Jokinen, M.Nurmia, A.Ostrowski, W.H.Trzaska, J.Uusitalo, K.Eskola, P.Armbruster, V.Ninov Gas-Filled Recoil Separator for Studies of Heavy Elements NUCLEAR REACTIONS 181Ta(35Cl, X), E=186, 193 MeV; measured Eα, Iα; deduced evidence for 210,211Th. Evaporation residue αα-decay chain. RADIOACTIVITY 210Th(α) [from 181Ta(35Cl, X), E=193 MeV]; 206Ra(α) [from 210Th(α-decay)]; measured Eα, Iα. 210Th deduced Eα, T1/2.
doi: 10.1016/0168-583X(94)00573-7
1995NI18 Nucl.Instrum.Methods Phys.Res. A357, 486 (1995) V.Ninov, P.Armbruster, F.P.Hessberger, S.Hofmann, G.Munzenberg, Y.Fujita, M.Leino, A.Luttgen Separation of Actinide-Made Transurania by a Gas-Filled Magnetic Separator NUCLEAR REACTIONS 208Pb(22Ne, X), E=5.5 MeV/nucleon; 164Dy(40Ar, X), E=5.9 MeV/nucleon; 238U(20Ne, xn), E=5.7 MeV/nucleon; 238U(16O, xn), E not given; measured fragment spectra. Gas-filled magnetic separator.
doi: 10.1016/0168-9002(94)01701-8
1995UU01 Phys.Rev. C52, 113 (1995) J.Uusitalo, T.Enqvist, M.Leino, W.H.Trzaska, K.Eskola, P.Armbruster, V.Ninov α Decay of the New Isotopes 210Th and 211Th RADIOACTIVITY 210,211Th(α) [from 181Ta(35Cl, xn), E=199 MeV]; measured T1/2, Eα, Iα. Gas-filled magnetic recoil separator.
doi: 10.1103/PhysRevC.52.113
1994BE24 Phys.Lett. 331B, 19 (1994) M.Bernas, S.Czajkowski, P.Armbruster, H.Geissel, Ph.Dessagne, C.Donzaud, H.-R.Faust, E.Hanelt, A.Heinz, M.Hesse, C.Kozhuharov, Ch.Miehe, G.Munzenberg, M.Pfutzner, C.Rohl, K.-H.Schmidt, W.Schwab, C.Stephan, K.Summerer, L.Tassan-Got, B.Voss Projectile Fission at Relativistic Velocities: A novel and powerful source of neutron-rich isotopes well suited for in-flight isotopic separation NUCLEAR REACTIONS Pb(238U, F)86Ge/88As/89As/90Se/96Kr/103Y/104Y/105Y/106Zr/107Zr/108Nb/109Nb/110Nb/111Mo/112Mo/113Mo/114Tc/115Tc/116Ru/118Ru/118Rh/119Rh/120Rh/121Rh/121Pd/122Pd/123Pd/125Ag/126Ag/135Sn/136Sn/137Sn/137Sb/138Sb/139Sb/139Te/140Te/141Te/142Te/143I/144I/147Xe/151Ba/151La/152La/153La/153Ce/154Ce/155Ce, E at 750 MeV/nucleon; measured reaction products; deduced projectile fission fragment yields, production σ. Fragment separator, energy-loss, tof techniques.
doi: 10.1016/0370-2693(94)90937-7
1994CZ02 Z.Phys. A348, 267 (1994) S.Czajkowski, M.Bernas, P.Armbruster, H.Geissel, C.Kozhuharov, G.Munzenberg, D.Vieira, Ph.Dessagne, Ch.Miehe, E.Hanelt, G.Audi, J.K.P.Lee Separation and Implantation of Relativistic 86Kr-Fragments at the FrS; Half-life measurement by ion-β time-correlations RADIOACTIVITY 65Fe, 66Co(β-) [from 9Be(86Kr, X), E=500 MeV/nucleon]; measured T1/2. Identification by fragment separator.
doi: 10.1007/BF01305884
1994MA67 Nucl.Instrum.Methods Phys.Res. B94, 548 (1994) A.Magel, H.Geissel, B.Voss, P.Armbruster, T.Aumann, M.Bernas, B.Blank, T.Brohm, H.-G.Clerc, S.Czajkowski, H.Folger, A.Grewe, E.Hanelt, A.Heinz, H.Irnich, M.de Jong, A.Junghans, F.Nickel, M.Pfutzner, A.Piechaczek, C.Rohl, C.Scheidenberger, K.-H.Schmidt, W.Schwab, S.Steinhauser, K.Summerer, W.Trinder, H.Wollnik, G.Munzenberg First Spatial Isotopic Separation of Relativistic Uranium Projectile Fragments NUCLEAR REACTIONS Cu(238U, X), E=950 MeV/nucleon; measured fragment position distributions; deduced 236U separation, other characteristics of fragment separator.
doi: 10.1016/0168-583X(94)95436-4
1993QU03 Z.Phys. A346, 119 (1993) A.B.Quint, W.Reisdorf, K.-H.Schmidt, P.Armbruster, F.P.Hessberger, S.Hofmann, J.Keller, G.Munzenberg, H.Stelzer, H.-G.Clerc, W.Morawek, C.-C.Sahm Investigation of the Fusion of Heavy Nearly Symmetric Systems NUCLEAR REACTIONS, ICPND 90,92,96Zr, 92,96,100Mo, 104Ru, 110Pd(100Mo, X), E(cm)=3-5 MeV/nucleon; 96Zr(96Zr, X), E(cm)=3-5 MeV/nucleon; measured evaporation residue production σ(E), Eα, Iα; deduced evidence for 191Po. Other reactions discussed. RADIOACTIVITY 191Po(α) [from 100Mo(100Mo, xn), E=3-5 MeV/nucleon]; measured Eα, Iα; deduced T1/2, Qα.
doi: 10.1007/BF01294627
1992GE09 Nucl.Instrum.Methods Phys.Res. B70, 286 (1992) H.Geissel, P.Armbruster, K.H.Behr, A.Brunle, K.Burkard, M.Chen, H.Folger, B.Franczak, H.Keller, O.Klepper, B.Langenbeck, F.Nickel, E.Pfeng, M.Pfutzner, E.Roeckl, K.Rykaczewski, I.Schall, D.Schardt, C.Scheidenberger, K.-H.Schmidt, A.Schroter, T.Schwab, K.Summerer, M.Weber, G.Munzenberg, T.Brohm, H.-G.Clerc, M.Fauerbach, J.-J.Gaimard, A.Grewe, E.Hanelt, B.Knodler, M.Steiner, B.Voss, J.Weckenmann, C.Ziegler, A.Magel, H.Wollnik, J.P.Dufour, Y.Fujita, D.J.Vieira, B.Sherrill The GSI Projectile Fragment Separator (FRS): A versatile magnetic system for relativistic heavy ions
doi: 10.1016/0168-583X(92)95944-M
1991BE33 Phys.Rev.Lett. 67, 3661 (1991) M.Bernas, P.Armbruster, S.Czajkowski, H.Faust, J.P.Bocquet, R.Brissot Discovery of Neutron-Rich Co and Fe Isotopes in 239Pu(n(th), f): Yields and half-lives NUCLEAR REACTIONS 239Pu(n, F), E=thermal; measured fission fragment mass, isotopic yields, (fragment)β(t). 69,68Co, 68Fe deduced T1/2.
doi: 10.1103/PhysRevLett.67.3661
1990BE13 Z.Phys. A336, 41 (1990) M.Bernas, P.Armbruster, J.P.Bocquet, R.Brissot, H.Faust, Ch.Kozhuharov, J.L.Sida Beta-Decay Half-Lives of Neutron Rich Cu and Ni Isotopes Produced by Thermal Fission of 235U and 239Pu NUCLEAR REACTIONS 235U, 239Pu(n, F), E=thermal; measured fission fragment elemental distributions; deduced evidence for 74,75Cu, 71,72,73Ni. Magnetic, electrostatic analysis. RADIOACTIVITY 74,75Cu, 71,72,73Ni [from 235U, 239Pu(n, F), E=thermal]; measured β-decay T1/2. Model comparison. Planar Si detectors.
1990NI05 Z.Phys. A336, 473 (1990) V.Ninov, F.P.Hessberger, P.Armbruster, S.Hofmann, G.Munzenberg, M.Leino, Y.Fujita, D.Ackermann, W.Morawek, A.Luttgen Identification of Neutron-Deficient Isotopes 226,227Np NUCLEAR REACTIONS 209Bi(22Ne, X), E=5.5 MeV/nucleon; measured αα(t); deduced evidence, production σ for 226,227Np. RADIOACTIVITY 226,227Np(α) [from 209Bi(22Ne, X), E=5.5 MeV/nucleon]; measured αα(t), Eα, Iα; deduced T1/2, Q, decay features.
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
1989HE03 Nucl.Instrum.Methods Phys.Res. A274, 522 (1989) F.P.Hessberger, S.Hofmann, G.Munzenberg, K.-H.Schmidt, P.Armbruster, R.Hingmann Influence of Energy Summing of α-Particles and Conversion Electrons on the Shapes of α-Spectra in the Region of the Heaviest Nuclei RADIOACTIVITY 215Th, 213Ra(α) [from 172Yb, 170Er(48Ca, X), E=4.7 MeV/nucleon; 170Er(50Ti, X), E=4.68 MeV/nucleon]; 255Rf(α) [from 207Pb(50Ti, 4n), E=4.85 MeV/nucleon]; 251No [from 255Lr(α-decay)]; 247Fm(α) [from 251No(α-decay)]; measured E(α), I(α), E X-ray, I X-ray, E(γ), I(γ), α(X-ray)-, αγ-coin. 251No, 247Fm, 255Rf, 243Cf levels deduced Eα, α-branching, reduced α-widths.
doi: 10.1016/0168-9002(89)90184-8
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.
1989HO12 Z.Phys. A333, 107 (1989) S.Hofmann, P.Armbruster, G.Berthes, T.Faestermann, A.Gillitzer, F.P.Hessberger, W.Kurcewicz, G.Munzenberg, K.Poppensieker, H.J.Schott, I.Zychor The New Nuclei 162Os and 156Ta and the N = 84 Alpha Emitting Isomers RADIOACTIVITY 162Os, 158,158mW(α); measured Eα, T1/2. 155mLu(α); measured Eα. 156Ta(β+); measured T1/2 lower limit. Sources produced in 102Pd, 106Cd(58Ni, X) reactions. NUCLEAR REACTIONS 102Pd(58Ni, 3np), E not given; measured residual production σ.
1989MU09 Z.Phys. A333, 163 (1989) G.Munzenberg, P.Armbruster, S.Hofmann, F.P.Hessberger, H.Folger, J.G.Keller, V.Ninov, K.Poppensieker, A.B.Quint, W.Reisdorf, K.-H.Schmidt, J.R.H.Schneider, H.-J.Schott, K.Summerer, I.Zychor, M.E.Leino, D.Ackermann, U.Gollerthan, E.Hanelt, W.Morawek, D.Vermeulen, Y.Fujita, T.Schwab Element 107 NUCLEAR REACTIONS 209Bi(54Cr, xn), E=4.87-5.07 MeV/nucleon; measured α-spectra; deduced evidence for 261,262,262mBh, formation σ, reaction σ(E). RADIOACTIVITY 261,262,262mBh(α) [from 209Bi(54Cr, xn), E=4.87-5.07 MeV/nucleon]; measured α-spectra, αα-correlations, T1/2; deduced no SF-decay evidence.
1989MU17 Nucl.Instrum.Methods Phys.Res. A282, 28 (1989) G.Munzenberg, F.P.Hessberger, W.Faust, H.Folger, S.Hofmann, K.-H.Schmidt, H.-J.Schott, P.Armbruster On-Line Measurements of Target Properties in Experiments for the Investigation of the Heaviest Known Elements NUCLEAR REACTIONS, ICPND 208Pb(50Ti, n), (50Ti, 2n), (50Ti, 3n), E(cm) ≈ 185-205 MeV; measured residues production σ vs E; deduced cold fusion evidence.
doi: 10.1016/0168-9002(89)90105-8
1989PA02 Nucl.Phys. A491, 267 (1989) Z.Patyk, A.Sobiczewski, P.Armbruster, K.-H.Schmidt Shell Effects in the Properties of the Heaviest Nuclei NUCLEAR STRUCTURE N=130-158; analyzed masses, α-decay T1/2, Eα, SF-barrier, T1/2 data; deduced shell effects role.
doi: 10.1016/0375-9474(89)90702-1
1989SI22 Nucl.Phys. A502, 233c (1989) J.L.Sida, P.Armbruster, M.Bernas, J.P.Bocquet, R.Brissot, H.R.Faust Mass, Charge, and Energy Distributions in Very Asymmetric Thermal Fission of 235U NUCLEAR REACTIONS 235U(n, F), E=thermal; measured fission fragment mass, charge, energy distributions; deduced fission features.
doi: 10.1016/0375-9474(89)90664-7
1988GH01 Nucl.Instrum.Methods Phys.Res. A269, 192 (1988) A.Ghiorso, S.Yashita, M.E.Leino, L.Frank, J.Kalnins, P.Armbruster, J.-P.Dufour, P.K.Lemmertz SASSY, a Gas-Filled Magnetic Separator for the Study of Fusion Reaction Products NUCLEAR REACTIONS 208Pb(48Ca, 2n), E ≈ 205-220 MeV; measured σ(E), Eα, Iα. Gas filled magnetic separator.
doi: 10.1016/0168-9002(88)90877-7
1988MU15 Z.Phys. A330, 435 (1988) G.Munzenberg, S.Hofmann, F.P.Hessberger, H.Folger, V.Ninov, K.Poppensieker, A.B.Quint, W.Reisdorf, H.-J.Schott, K.Summerer, P.Armbruster, M.E.Leino, D.Ackermann, U.Gollerthan, E.Hanelt, W.Morawek, Y.Fujita, T.Schwab, A.Turler New Results on Element 109 NUCLEAR REACTIONS 209Bi(56Fe, X), E=5.17 MeV/nucleon; measured α(evaporation residue)(θ). 266Mt deduced T1/2, decay features.
1988QU05 Nucl.Phys. A487, 1 (1988) U.Quade, K.Rudolph, S.Skorka, P.Armbruster, H.-G.Clerc, W.Lang, M.Mutterer, C.Schmitt, J.P.Theobald, F.Gonnenwein, J.Pannicke, H.Schrader, G.Siegert, D.Engelhardt Nuclide Yields of Light Fission Products from Thermal-Neutron Induced Fission of 233U at Differenct Kinetic Energies NUCLEAR REACTIONS, Fission 233U(n, F), E=thermal; measured fission fragment mass, nuclear charge distributions vs kinetic energy; deduced independent, fractional independent yields, odd-even effects, average kinetic energies of the elements, reaction Q.
doi: 10.1016/0375-9474(88)90127-3
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.
1987AR21 Europhys.Lett. 4, 793 (1987) P.Armbruster, M.Bernas, J.P.Bocquet, R.Brissot, H.R.Faust, P.Roussel Identification of the New Neutron-Rich Isotopes 70-74Ni and 74-77Cu in Thermal Neutron Fission of 235U NUCLEAR REACTIONS 235U(n, F)70Ni/71Ni/72Ni/73Ni/74Ni/74Cu/75Cu/76Cu/77Cu, E=thermal; measured fission fragment yields. Recoil separator, ΔE-E detection.
doi: 10.1209/0295-5075/4/7/006
1987HE10 Europhys.Lett. 3, 895 (1987) F.P.Hessberger, S.Hofmann, G.Munzenberg, A.B.Quint, K.Summerer, P.Armbruster Observation of Two New Alpha Emitters with Z = 88 NUCLEAR REACTIONS 159Tb(51V, X), 171Yb(40Ar, X), 154Sm(58Fe, X), E not given; measured Eα, Iα, αα-energy correlation; deduced evidence for 207m,205Ra. 202,201,201m,203mRn, 207,207m,206,205Ra deduced α-decay T1/2.
1987MU10 Nucl.Instrum.Methods Phys.Res. B26, 294 (1987) G.Munzenberg, P.Armbruster, G.Berthes, F.P.Hessberger, S.Hofmann, W.Reisdorf, K.-H.Schmidt, H.-J.Schott The Experimential Work at the Velocity Filter SHIP - Results and Plans NUCLEAR REACTIONS 164Dy(54Cr, γ), E=250 MeV; 96Ru(58Ni, X), E=261 MeV; measured evaporation residue energy spectra. 112,122Sn, 144,148,154Sm(40Ar, X), E(cm)=90-140 MeV; compiled fusion σ(E). 90Zr(90Zr, X), E=351, 360 MeV; 208Pb(54Cr, X), E not given; compiled α-, γ-spectra.
doi: 10.1016/0168-583X(87)90766-X
1987MU15 Z.Phys. A328, 49 (1987) G.Munzenberg, P.Armbruster, G.Berthes, H.Folger, F.P.Hessberger, S.Hofmann, J.Keller, K.Poppensieker, A.B.Quint, W.Reisdorf, K.-H.Schmidt, H.-J.Schott, K.Summerer, I.Zychor, M.E.Leino, R.Hingmann, U.Gollerthan, E.Hanelt Observation of the Isotopes 264108 and 265108 COMPILATION 237,238,239,240,241,242,243,244,245,246Pu, 240,241,242,243,244,245,246,247,248,249,250Cm, 242,243,244,245,246,248,249,250,251,252,253,254Cf; compiled experimental, theoretical mass differences. 245,246,247,248,249,250,251,252,254,255,256,257Fm, 251,252,253,254,255,256,257,259No, 255Rf, 256Rf, 257Rf, 259Rf, 261Rf, 259Sg, 260Sg, 261Sg, 263Sg, 265Hs; compiled partial α-decay T1/2, Q(α), experimental, theoretical mass differences. RADIOACTIVITY 264Hs, 265Hs(α) [from 207,208Pb(58Fe, n), E=5.04 MeV/nucleon]; measured Eα, Iα. 265Hs deduced α-decay T1/2, energy. 264Hs deduced α-decay T1/2. NUCLEAR REACTIONS 207,208Pb(58Fe, n), E=5.04 MeV/nucleon; measured Eα, Iα; deduced evidence for 264Hs, 265Hs.
1986CL02 Nucl.Phys. A452, 277 (1986) H.-G.Clerc, W.Lang, M.Mutterer, C.Schmitt, J.P.Theobald, U.Quade, K.Rudolph, P.Armbruster, F.Gonnenwein, H.Schrader, D.Engelhardt Cold Fragmentation in Thermal-Neutron-Induced Fission of 233U and 235U NUCLEAR REACTIONS 233,235U(n, F), E=thermal; measured light fission product mass yields at high kinetic energies; deduced influence of nucleon pairing, reaction Q.
doi: 10.1016/0375-9474(86)90310-6
1986HE28 J.Less-Common Met. 122, 445 (1986) F.P.Hessberger, G.Munzenberg, S.Hofmann, P.Armbruster, Y.K.Agarwal, W.Reisdorf, K.Poppensieker, K.-H.Schmidt, J.R.H.Schneider, W.F.W.Schneider, H.J.Schott, C.-C.Sahm, D.Vermeulen, B.Thuma Experiments on the Synthesis of Neutron-Deficient Isotopes with Atomic Numbers in the Region from Z = 102 to Z = 105 RADIOACTIVITY 258,257Db, 256,255Rf, 254,253Lr(α) [from 206,208Pb(48Ca, xn), E ≈ 15-30 MeV/nucleon; 207,208Pb, 209Bi(50Ti, xn), E=20-35 MeV/nucleon]; measured Eα, T1/2. 256,255Rf(SF); measured total kinetic energy release. NUCLEAR REACTIONS 206,208Pb(48Ca, xn), E ≈ 15-30 MeV/nucleon; 207,208Pb, 209Bi(50Ti, xn)258Db/257Db/255Rf/256Rf/254Lr/253Lr, E ≈ 20-35 MeV/nucleon; measured evaporation residue, Z=104, 105, Lr isotope production σ(E).
doi: 10.1016/0022-5088(86)90440-6
1986MU10 Z.Phys. A324, 489 (1986) G.Munzenberg, P.Armbruster, G.Berthes, H.Folger, F.P.Hessberger, S.Hofmann, K.Poppensieker, W.Reisdorf, B.Quint, K.-H.Schmidt, H.-J.Schott, K.Summerer, I.Zychor, M.E.Leino, U.Gollerthan, E.Hanelt Evidence for 264108, the Heaviest Known Even-Even Isotope RADIOACTIVITY 264Hs(α) [from 207Pb(58Fe, X), E=5.04 MeV/nucleon]; measured Eα, Iα; deduced Qα, T1/2, mass excess. NUCLEAR REACTIONS 207Pb(58Fe, X)264Hs, E=5.04 MeV/nucleon; measured Eα, Iα following fusion evaporation residue decay; deduced evidence for 264Hs production σ lower limit.
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
1985AR26 Ann.Rev.Nucl.Part.Sci. 35, 135 (1985) On the Production of Heavy Elements by Cold Fusion: The Elements 106 to 109 COMPILATION Z=106-109; compiled, evaluated production σ, T1/2 data.
doi: 10.1146/annurev.ns.35.120185.001031
1985HE06 Z.Phys. A321, 317 (1985) F.P.Hessberger, G.Munzenberg, S.Hofmann, W.Reisdorf, K.H.Schmidt, H.J.Schmidt, P.Armbruster, R.Hingmann, B.Thuma, D.Vermeulen Study of Evaporation Residues Produced in Reaction of 207,208Pb with 50Ti RADIOACTIVITY 255Rf, 256Rf(SF), (α), 257Rf(α) [from 208,207Pb(50Ti, xn), E=4.75, 4.85 MeV/nucleon]; measured Eα, Iα, α-, SF-decay T1/2, α-branching. NUCLEAR REACTIONS 208Pb(50Ti, n), (50Ti, 2n), (50Ti, 3n), 207Pb(50Ti, n), (50Ti, 2n), E=4.75, 4.85 MeV/nucleon; measured evaporation residue σ, σ(Eα); deduced reaction mechanism, residue SF activity.
1985HE22 Z.Phys. A322, 557 (1985) F.P.Hessberger, G.Munzenberg, S.Hofmann, Y.K.Agarwal, K.Poppensieker, W.Reisdorf, K.-H.Schmidt, J.R.H.Schneider, W.F.W.Schneider, H.J.Schott, P.Armbruster, B.Thuma, C.-C.Sahm, D.Vermeulen The New Isotopes 258105, 257105, 254Lr and 253Lr RADIOACTIVITY 258Db, 257Db, 253,254Lr(α) [from 209Bi(50Ti, X), E=4.65-4.95 MeV/nucleon]; measured Eα, Iα, T1/2. 258Rf(SF) [from 258Db(EC-decay)]; measured T1/2, fission fragment total kinetic energy. NUCLEAR REACTIONS 209Bi(50Ti, X), E=4.65-4.95 MeV/nucleon; measured Eα, Iα, evaporation residue σ(E) for one-, two-neutron emission; deduced evidence for 258Db, 257Db, 253,254Lr.
1985HO29 Nucl.Phys. A447, 335c (1985) S.Hofmann, P.Armbruster, G.Munzenberg, W.Reisdorf, K.-H.Schmidt, H.G.Burkhard, F.P.Hessberger, H.-J.Schott, Y.K.Agarwal, G.Berthes, U.Gollerthan, H.Folger, R.Hingmann, J.G.Keller, M.E.Leino, P.Lemmertz, M.Montoya, K.Poppensieker, B.Quint, I.Zychor The Influence of the Surprising Decay Properties of Element 108 on Search Experiments for New Elements RADIOACTIVITY 260Sg(α) [from 208Pb(54Cr, 2n), E=4.92 MeV/nucleon]; measured T1/2; deduced SF(T1/2) limit, branching ratio. 256Rf(SF) [from 260Sg(α-decay)]; measured T1/2. 260Sg, 256Rf deduced mass excess.
doi: 10.1016/0375-9474(86)90615-9
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