NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = V.Ninov Found 45 matches. 2002KI25 Nucl.Instrum.Methods Phys.Res. A484, 587 (2002) U.W.Kirbach, C.M.Folden III, T.N.Ginter, K.E.Gregorich, D.M.Lee, V.Ninov, J.P.Omtvedt, J.B.Patin, N.K.Seward, D.A.Strellis, R.Sudowe, A.Turler, P.A.Wilk, P.M.Zielinski, D.C.Hoffman, H.Nitsche The Cryo-Thermochromatographic Separator (CTS): A new rapid separation and α-detection system for on-line chemical studies of highly volatile osmium and hassium (Z=108) tetroxides
doi: 10.1016/S0168-9002(01)01990-8
2002NI10 Phys.Rev.Lett. 89, 039901 (2002); see also 1999Ni03 V.Ninov, K.E.Gregorich, W.Loveland, A.Ghiorso, D.C.Hoffman, D.M.Lee, H.Nitsche, W.J.Swiatecki, U.W.Kirbach, C.A.Laue, J.L.Adams, J.B.Patin, D.A.Shaughnessy, D.A.Strellis, P.A.Wilk Editorial Note: Observation of Superheavy Nuclei Produced in the Reaction of 86Kr with 208Pb
doi: 10.1103/PhysRevLett.89.039901
2002RO17 Phys.Rev. C65, 054310 (2002) M.W.Rowe, J.C.Batchelder, T.N.Ginter, K.E.Gregorich, F.Q.Guo, F.P.Hessberger, V.Ninov, J.Powell, K.S.Toth, X.J.Xu, J.Cerny Decay of 178Tl RADIOACTIVITY 159Ta, 170,171Ir, 171,172,173Pt, 174,175,176Au, 175,176,177,178,179Hg, 178,179,179mTl(α) [from 102Pd(78Kr, xnyp) and subsequent decay]; measured Eα, T1/2, branching ratios. 174Au, 170Ir deduced levels. 178Tl, 170,171Ir deduced mass excess. NUCLEAR REACTIONS 102Pd(78Kr, np), E=340 MeV; measured delayed Eα, αα-, (recoil)α-coin; deduced σ lower limit.
doi: 10.1103/PhysRevC.65.054310
2002SH02 Phys.Rev. C65, 024612 (2002) D.A.Shaughnessy, K.E.Gregorich, J.L.Adams, M.R.Lane, C.A.Laue, D.M.Lee, C.A.McGrath, V.Ninov, J.B.Patin, D.A.Strellis, E.R.Sylwester, P.A.Wilk, D.C.Hoffman Electron-Capture Delayed Fission Properties of 244Es RADIOACTIVITY 244Es(EC) [from 237Np(12C, 5n)]; measured EC-delayed fission T1/2, Eα, fission fragment energies, mass distribution; deduced delayed fission probability. NUCLEAR REACTIONS 237Np(12C, 5n), E=81 MeV; measured σ.
doi: 10.1103/PhysRevC.65.024612
2001HE35 Eur.Phys.J. A 12, 57 (2001) F.P.Hessberger, S.Hofmann, D.Ackermann, V.Ninov, M.Leino, G.Munzenberg, S.Saro, A.Lavrentev, A.G.Popeko, A.V.Yeremin, Ch.Stodel Decay Properties of Neutron-Deficient Isotopes 256, 257Db, 255Rf, 252, 253Lr NUCLEAR REACTIONS 208Pb, 209Bi(50Ti, n), (50Ti, 2n), (50Ti, 3n), E=4.59-5.08 MeV/nucleon; measured delayed (recoil)α-, αα-coin following residual nucleus decay; deduced excitation functions. RADIOACTIVITY 251No, 253,253mLr, 255Rf, 257,257mDb(α), (SF); 252Lr(α); 256Db(α), (EC) [from 208Pb, 209Bi(50Ti, xn) and subsequent decay]; measured Eα, T1/2, relative intensities, branching ratios, hindrance factors.
doi: 10.1007/s100500170039
2001NI02 Nucl.Phys. A682, 98c (2001) V.Ninov, K.E.Gregorich, T.N.Ginter, F.P.Hessberger, R.Krucken, D.M.Lee, W.Loveland, W.D.Myers, J.Patin, M.W.Rowe, N.K.Seward, W.J.Swiatecki, A.Turler, P.A.Wilk Production and Structure of the Heaviest Elements
doi: 10.1016/S0375-9474(00)00627-8
2000GR38 J.Nucl.Radiochem.Sci. 1, 1 (2000) Superheavy Elements with the Berkeley Gas-Filled Separator RADIOACTIVITY 293Og, 289Lv, 285Fl, 281Cn, 277Ds, 273Hs, 269Sg(α) [from 208Pb(86Kr, X)293Og, E=459 MeV]; measured decay products, Eα, Iα; deduced α-particle energies, T1/2, hindrance factors, evidence for new elements. Comparison with theoretical predictions. The Berkeley Gas-filled Separator.
doi: 10.14494/jnrs2000.1.1
2000HE17 Eur.Phys.J. A 8, 521 (2000); Erratum Eur.Phys.J. A 9, 433 (2000) F.P.Hessberger, S.Hofmann, D.Ackermann, V.Ninov, M.Leino, S.Saro, A.Andreyev, A.Lavrentev, A.G.Popeko, A.V.Yeremin Decay Properties of Neutron-Deficient Nuclei in the Region Z = 86-92 RADIOACTIVITY 226U, 225U, 218Pa, 217mPa, 217Pa, 216Pa, 215Pa, 214Pa, 213Pa, 224Th, 222Th, 221Th, 217Th, 216Th, 216mTh, 215Th, 216Ac, 216mAc, 215Ac, 214Ac, 213Ac, 212Ac, 211Ac, 210Ac, 219Ac, 220Ra, 215Ra, 214Ra, 213Ra(α); measured Eα, Eγ, αγ, αα-coin, T1/2, α intensities. 222,221Th, 214,212Ac, 217Pa, 213Ra, 212,211,210Fr, 211Rn, 209Po, 207Pb, deduced levels, J, π. Comparison with previous data, Ship velocity filter. NUCLEAR REACTIONS 170Er(50Ti, X)217Th/216Th/216Ac/216Pa/217Pa/218Pa, E(cm)=150-211 MeV; 208Pb(12C, X)213Rn/214Ra/215Ra/211Po, E=57-85 MeV; measured Eα, σ. Ship velocity filter.
doi: 10.1007/s100500070075
2000WI15 Phys.Rev.Lett. 85, 2697 (2000) P.A.Wilk, K.E.Gregorich, A.Turler, C.A.Laue, R.Eichler, V.Ninov, J.L.Adams, U.W.Kirbach, M.R.Lane, D.M.Lee, J.B.Patin, D.A.Shaughnessy, D.A.Strellis, H.Nitsche, D.C.Hoffman Evidence for New Isotopes of Element 107: 266Bh and 267Bh NUCLEAR REACTIONS 249Bk(22Ne, 4n), (22Ne, 5n), E ≈ 117, 123 MeV; measured α spectra, αα-coin following residual nucleus decay; deduced production σ. RADIOACTIVITY 266,267Bh(α) [from 249Bk(22Ne, xn)]; measured Eα, T1/2.
doi: 10.1103/PhysRevLett.85.2697
1999NI03 Phys.Rev.Lett. 83, 1104 (1999); Erratum Phys.Rev.Lett. 89, 039901 (2002); see also 2002GrZZ V.Ninov, K.E.Gregorich, W.Loveland, A.Ghiorso, D.C.Hoffman, D.M.Lee, H.Nitsche, W.J.Swiatecki, U.W.Kirbach, C.A.Laue, J.L.Adams, J.B.Patin, D.A.Shaughnessy, D.A.Strellis, P.A.Wilk Observation of Superheavy Nuclei Produced in the Reaction of 86Kr with 208Pb NUCLEAR REACTIONS 208Pb(86Kr, n), E=449 MeV; measured α-spectra, (recoil)α-, αα-coin following residual nucleus decay, production σ; deduced evidence for 293Og, 289Lv, 285Fl, 281Cn, 277Ds, 273Hs, 269Sg. Gas-filled separator. RADIOACTIVITY 293Og, 289Lv, 285Fl, 281Cn, 277Ds, 273Hs(α) [from 208Pb(86Kr, n) and subsequent α-decay]; measured Eα, T1/2.
doi: 10.1103/PhysRevLett.83.1104
1997AN02 Yad.Fiz. 60, No 1, 5 (1997); Phys.Atomic Nuclei 60, 1 (1997) A.N.Andreyev, D.D.Bogdanov, A.V.Yeremin, A.P.Kabachenko, O.N.Malyshev, A.G.Popeko, R.N.Sagaidak, G.M.Ter-Akopian, V.I.Chepigin, V.Ninov, S.Hofmann, F.P.Hessberger, H.Folger, S.Saro Cross Sections for the Formation of Evaporation Products in 24Mg + 197Au and 51V + 170Er Interactions NUCLEAR REACTIONS, ICPND 170Er(51V, 4n), (51V, 5n), (51V, 6n), (51V, 7n), (51V, 3np), (51V, 4np), (51V, 5np), (51V, 6np), (51V, 7np), (51V, 3nα), (51V, 4nα), (51V, 5nα), (51V, 6nα), (51V, 7nα), E not given; 197Au(24Mg, 4n), (24Mg, 5n), (24Mg, 6n), (24Mg, 3np), (24Mg, 4np), (24Mg, 5np), (24Mg, 6np), (24Mg, 7np), (24Mg, 3nα), (24Mg, 4nα), (24Mg, 5nα), (24Mg, 6nα), (24Mg, 7nα), E=140-176 MeV; measured residuals production σ vs compound nucleus excitation; deduced dinuclear system evolution related features.
1997EN10 Nucl.Instrum.Methods Phys.Res. B126, 344 (1997) T.Enqvist, J.Uusitalo, S.Hurskanen, P.Kuusiniemi, M.Leino, W.H.Trzaska, K.Helariutta, P.Jones, R.Julin, S.Juutinen, A.Savelius, K.Eskola, R.G.Allatt, R.D.Page, V.Ninov, C.Stodel Recent applications of the JYFL gas-filled recoil separator RADIOACTIVITY 225,226U(α) [from 208Pb(24Mg, X), (22Ne, X)]; measured Eα, Iα, T1/2 of decays of 225,226U using RITU gas-filled separator at JYFL accelerator facility. Relevance to investigation of neutron-deficient isotopes between polonium and thorium, and discovery of new isotopes.
doi: 10.1016/S0168-583X(97)01093-8
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
1997VE01 Z.Phys. A356, 403 (1997) M.Veselsky, S.Saro, F.P.Hessberger, V.Ninov, S.Hofmann, D.Ackermann Production of Fast Evaporation Residues by the Reaction 20Ne + 208Pb at Projectile Energies of 8.6, 11.4 and 14.9 A.MeV NUCLEAR REACTIONS 208Pb(20Ne, X), E=8.6-14.9 MeV/nucleon; measured evaporation residue mass, charge, velocity distributions; deduced preequilibrium particles multiplicities.
doi: 10.1007/s002180050196
1996AN21 Bull.Rus.Acad.Sci.Phys. 60, 119 (1996) A.N.Andreev, A.G.Popeko, A.V.Eremin, S.Hofmann, F.Hessberger, H.Folger, V.Ninov, S.Saro Production and Decay Properties of Light Protactinium Isotope Nuclei NUCLEAR REACTIONS, ICPND 170Er(51V, 3n), (51V, 4n), (51V, 5n), (51V, 6n), (51V, 7n), (51V, 8n), (51V, 3np), (51V, 4np), (51V, 5np), (51V, 6np), (51V, 7np), (51V, 2nα), (51V, 3nα), (51V, 4nα), (51V, 5nα), (51V, 6nα), (51V, 7nα), E not given; measured residuals production σ vs excitation energy, αα-correlation spectra, Eα, Iα; deduced evidence for 213,214Pa. RADIOACTIVITY 213,214,215,216,217,217m,218Pa(α) [from 170Er(51V, xn), (51V, xnp), (51V, xnα), E not given]; measured Eα, α-branching, T1/2, αα-correlation spectrum.
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
1996HA13 Phys.Lett. 371B, 25 (1996) M.Hass, C.Broude, L.Weissman, L.Muller, G.Montagnoli, F.Scarlassara, G.F.Segato, C.Signorini, G.Goldring, D.Ackermann, P.Bednarczyk, L.Corradi, P.Spolaore, M.Lindroos, S.Hofmann, V.Ninov, F.P.Hessberger, F.Soramel, N.Takahashi, B.A.Brown Parity Violation in the γ-Decay of Polarized 93Tc Nuclei in the (17/2)- Isomeric State RADIOACTIVITY 93mTc(IT) [from45Sc(52Cr, 2n2p), 65Cu(32S, 2n2p), E not given]; measured γ asymmetry, polarized nucleus. 93Tc deduced parity violation in isomeric state decay. Model comparison.
doi: 10.1016/0370-2693(95)01596-5
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
1996SA52 Nucl.Instrum.Methods Phys.Res. A381, 520 (1996) S.Saro, R.Janik, S.Hofmann, H.Folger, F.P.Hessberger, V.Ninov, H.J.Schott, A.P.Kabachenko, A.G.Popeko, A.V.Yeremin Large Size Foil-Microchannel Plate Timing Detectors NUCLEAR REACTIONS 208Pb(70Zn, X), E not given; measured residual nuclei energy vs flight time; deduced detector characteristics. Multistrip Si array, kinematic separator, tof.
doi: 10.1016/S0168-9002(96)00651-1
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
1995NI05 Z.Phys. A351, 125 (1995) V.Ninov, F.P.Hessberger, S.Hofmann, H.Folger, A.V.Yeremin, A.G.Popeko, A.N.Andreyev, S.Saro Identification of the Neutron-Deficient Isotopes 213,214Pa NUCLEAR REACTIONS 170Er(51V, X), E=5.2-5.6 MeV/nucleon; measured Eα, Iα; deduced evidence for 213,214Pa. RADIOACTIVITY 213,214Pa(α) [from 150Er(51V, X), E=5.2-5.6 MeV/nucleon]; measured Eα, Iα, αα-correlation; deduced Q(α), T1/2.
doi: 10.1007/BF01289518
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
1994HE05 Nucl.Phys. A568, 121 (1994) F.P.Hessberger, V.Ninov, D.Ackermann, A.Luttgen Production of Heavy Residues in Nuclear Collisions Leading to Z(p) + Z(t) ≥ 75 at Bombarding Energies of E/A = (11.4-15.3) MeV/u NUCLEAR REACTIONS 139La, 140Ce, 141Pr, 142Nd, 144,148,150,154Sm, 158,160Gd, 159Tb, 165Ho, 176Hf, 181Ta, 184W, Pt, 209Bi, 238U(40Ar, X), E=580-610 MeV; 100Ru, 102Pd, 107Ag(84Kr, X), E=975 MeV; 107,109Ag(86Kr, X), E=980 MeV; measured evaporation residues, velocity distributions; deduced linear-momentum transfer, evaporation residue σ, mass distributions. Enriched targets, velocity filter, ion-implanted silicon detectors, identification by α-spectroscopy.
doi: 10.1016/0375-9474(94)90007-8
1994HE25 Z.Phys. A348, 301 (1994) F.P.Hessberger, V.Ninov, S.Hofmann, D.Ackermann, S.Saro, M.Veselsky ' Slow ' Residues Observed in the Reaction 20Ne + 208Pb at E/A = 8.6, 11.4 and 15.0 MeV/u NUCLEAR REACTIONS 208Pb(20Ne, X), E=8.6-15 MeV/nucleon; analyzed Eα, Iα; deduced residues velocity distribution for mass 205-216, Th, Ca, Fr, Rn isotopes, production rates. Sum rule model.
1992AN16 Z.Phys. A344, 225 (1992) A.N.Andreyev, D.D.Bogdanov, V.I.Chepigin, A.P.Kabachenko, O.N.Malyshev, Yu.Ts.Oganessian, R.N.Sagaidak, G.M.Ter-Akopian, A.V.Yeremin, F.P.Hessberger, S.Hofmann, V.Ninov, M.Florek, S.Saro, M.Veselsky Investigation of the Fusion Reaction 27Al + 236U → 263105 at Excitation Energies of 57 MeV and 65 MeV NUCLEAR REACTIONS, ICPND 236U(27Al, 5n), (27Al, 6n), E ≈ 154, 163 MeV; measured αα(θ); deduced residue production σ. Evaporation residue implantation in Si detector. RADIOACTIVITY 257,258Db(α) [from 236U(27Al, 5n), (27Al, 6n), E ≈ 154, 163 MeV]; measured αα(θ).
1992BE19 Phys.Lett. 286B, 225 (1992) S.Beiersdorf, R.A.Esterlund, M.Knaack, W.Westmeier, P.Patzelt, F.P.Hessberger, V.Ninov, A.Luttgen Evaporation Residues at E(*) ≈ 400 MeV NUCLEAR REACTIONS 104Ru(86Kr, X), E=11.4 MeV/nucleon; measured evaporation residue total yield, mass yield distributions, σ(θ) for X=145,147Eu, 146,149Gd, 151,153,155Tb, 157Dy, 160Er. Bohr-Wheeler fission-evaporation model.
doi: 10.1016/0370-2693(92)91766-3
1992HE15 Z.Phys. A343, 301 (1992) F.P.Hessberger, V.Ninov, D.Ackermann Evaporation Residues from Heavy (Z = 90-93) Compound Nuclei at Excitation Energies of E(X) ≈ (75-110) MeV NUCLEAR REACTIONS 180Hf, 181Ta, 182,184W, Re(40Ar, X), E=6.3 MeV/nucleon; measured evaporation residue σ(E). 232Th(40Ar, X), E=5.5-6.3 MeV/nucleon; measured evaporation residue σ; deduced no evidence for transfermium isotope production.
1991GO03 Z.Phys. A338, 51 (1991) U.Gollerthan, T.Brohm, H.-G.Clerc, E.Hanelt, M.Horz, W.Morawek, W.Schwab, K.-H.Schmidt, F.P.Hessberger, G.Munzenberg, V.Ninov, R.S.Simon, J.P.Dufour, M.Montoya Decay of the Compound Nucleus 179Au Formed in the Cold Fusion Reaction 90Zr + 89Y NUCLEAR REACTIONS 89Y(90Zr, X), E=4.02 MeV/nucleon; measured (light charged particle)(evaporation residue)-coin, σ(Ep, θp), σ(Eα, θα), γ(light charged particle)-coin; deduced σ, different channels. Cold fusion, statistical model analysis.
doi: 10.1007/BF01279114
1991HE20 Z.Phys. A340, 171 (1991) F.P.Hessberger, V.Ninov, U.Spoerel Investigation of the Velocity Distribution of Evaporation Residues Produced in 20Ne + 197Au Reactions at E/A = 5.7-11.4 MeV/u NUCLEAR REACTIONS 197Au(20Ne, X), E=5.7-11.4 MeV/nucleon; measured evaporation residue velocity distributions, residue α-decay spectra; deduced fusion, evaporation residue σ, reaction mechanism.
1990BR11 Z.Phys. A336, 133 (1990) C.Broude, G.Goldring, M.Hass, N.Takahashi, S.Hofmann, F.P.Hessberger, V.Ninov Parity Violation in the (17/2)- Isomer of 93Tc RADIOACTIVITY 93mTc [from 45Sc(52Cr, 2n2p), E=170 MeV]; measured Eγ, Iγ, γ-asymmetry. 93Tc deduced parity violation in isomer. Polarized source.
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
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.
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.
1988GO03 Phys.Lett. 201B, 206 (1988) U.Gollerthan, H.-G.Clerc, E.Hanelt, W.Morawek, V.Ninov, W.Schwab, K.-H.Schmidt, F.-P.Hessberger, G.Munzenberg, R.S.Simon, J.-P.Dufour, M.Montoya Observation of Enhanced Low-Energy Charged-Particle Emission in the Cold Fusion Reaction 90Zr + 89Y NUCLEAR REACTIONS 89Y(90Zr, pα), E=362 MeV; measured σ(Ep, θp), σ(Eα, θα), p(residue)-, α(residue)-coin. Detector telescopes. Statistical model calculations.
doi: 10.1016/0370-2693(88)90213-4
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.
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.
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