NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = R.B.Welch Found 7 matches. 1988WE12 Nucl.Instrum.Methods Phys.Res. A269, 615 (1988) R.B.Welch, F.Gyger, D.T.Jost, H.R.Von Gunten, U.Krahenbuhl NEWFIT, a Computer Program for the Analysis of Alpha, X-Ray and Gamma-Ray Spectra NUCLEAR STRUCTURE 152Eu, 76As, 122Sb; calculated γ-spectra. 208,209,210Po, 240,239Pu, 248,250,252Cf; calculated α-spectra. New computer code.
doi: 10.1016/0168-9002(88)90142-8
1987CH30 Phys.Rev. C36, 1820 (1987) R.M.Chasteler, R.A.Henderson, D.Lee, K.E.Gregorich, M.J.Nurmia, R.B.Welch, D.C.Hoffman Excitation Functions for Production of Heavy Actinides from Interactions of 16O with 249Cf NUCLEAR REACTIONS, ICPND 249Cf(16O, X)244Bk/245Bk/246Bk/248Bk/248mBk/247Cf/248Cf/248Es/249Es/250Es/251Es/253Es/250Fm/251Fm/252Fm/253Fm/254Fm/256Fm, E=90, 96, 106, 115, 122, 139, 150 MeV; measured residual production σ(E), isotopic distributions.
doi: 10.1103/PhysRevC.36.1820
1987GR13 Phys.Rev. C35, 2117 (1987) K.E.Gregorich, K.J.Moody, D.Lee, W.K.Kot, R.B.Welch, P.A.Wilmarth, G.T.Seaborg Actinide Production in 136Xe Bombardments of 249Cf NUCLEAR REACTIONS 249Cf(136Xe, X)234Np/236Np/238Np/239Np/240Np/243Pu/245Pu/246Pu/239Am/240Am/242Am/244Am/245Am/246Am/247Am/249Cm/244Bk/245Bk/246Bk/248Bk/249Bk/250Bk/251Bk/245Cf/246Cf/247Cf/248Cf/253Cf/248Es/249Es/250Es/251Es/252Es/253Es/254Es/255Es/256Es/250Fm/251Fm/252Fm/253Fm/254Fm/256Fm/256Md, E=749, 813, 877 MeV; measured residue σ(E). Ge, Ge(Li) detectors, activation technique.
doi: 10.1103/PhysRevC.35.2117
1987WE01 Phys.Rev. C35, 204 (1987) R.B.Welch, K.J.Moody, K.E.Gregorich, D.Lee, G.T.Seaborg Dependence of Actinide Production on the Mass Number of Projectile: Xe + 248Cm NUCLEAR REACTIONS 248Cm(129Xe, X)238Np/239Np/243Pu/245Pu/246Pu/239Am/240Am/242Am/244Am/245Am/246Am/247Am/249Cm/245Bk/246Bk/248Bk/250Bk/251Bk/245Cf/246Cf/247Cf/248Cf/250Cf/252Cf/253Cf/250Es/251Es/252Es/253Es/254Es/254mEs/255Es/252Fm/253Fm/254Fm/255Fm/256Fm, E=769-791 MeV; 248Cm(132Xe, X)238Np/239Np/243Pu/245Pu/246Pu/239Am/240Am/242Am/244Am/245Am/246Am/247Am/249Cm/245Bk/246Bk/248Bk/250Bk/251Bk/245Cf/246Cf/247Cf/248Cf/250Cf/252Cf/253Cf/250Es/251Es/252Es/253Es/254Es/254mEs/255Es/252Fm/253Fm/254Fm/255Fm/256Fm, E=793-817 MeV; measured residual production σ. Enriched target, radiochemical techniques. Quasielastic, deep inelastic transfer mechanisms.
doi: 10.1103/PhysRevC.35.204
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
1986MO06 Phys.Rev. C33, 1315 (1986) K.J.Moody, D.Lee, R.B.Welch, K.E.Gregorich, G.T.Seaborg, R.W.Lougheed, E.K.Hulet Actinide Production in Reactions of Heavy Ions with 248Cm NUCLEAR REACTIONS 248Cm(16O, X), E=96.5 MeV; 248Cm(136Xe, X), E=699-790 MeV; 248Cm(86Kr, X), E=493-546 MeV; measured actinide (232Pa-256Fm) yields; deduced optimum reactions.
doi: 10.1103/PhysRevC.33.1315
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
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