NSR Query Results
Output year order : Descending NSR database version of April 25, 2024. Search: Author = C.Kozhuharov Found 101 matches. Showing 1 to 100. [Next]2020KR12 Phys.Rev. A 102, 042825 (2020) F.M.Kroger, G.Weber, M.O.Herdrich, J.Glorius, C.Langer, Z.Slavkovska, L.Bott, C.Brandau, B.Bruckner, K.Blaum, X.Chen, S.Dababneh, T.Davinson, P.Erbacher, S.Fiebiger, T.Gassner, K.Gobel, M.Groothuis, A.Gumberidze, Gy.Gyurky, S.Hagmann, C.Hahn, M.Heil, R.Hess, R.Hensch, P.Hillmann, P.-M.Hillenbrand, O.Hinrichs, B.Jurado, T.Kausch, A.Khodaparast, T.Kisselbach, N.Klapper, C.Kozhuharov, D.Kurtulgil, G.Lane, C.Lederer-Woods, M.Lestinsky, S.Litvinov, Yu.A.Litvinov, B.Loher, F.Nolden, N.Petridis, U.Popp, M.Reed, R.Reifarth, M.S.Sanjari, H.Simon, U.Spillmann, M.Steck, J.Stumm, T.Szucs, T.T.Nguyen, A.Taremi Zadeh, B.Thomas, S.Yu.Torilov, H.Tornqvist, C.Trageser, S.Trotsenko, M.Volknandt, M.Weigand, C.Wolf, P.J.Woods, V.P.Shevelko, I.Yu.Tolstikhina, Th.Stohlker Electron capture of Xe54+ in collisions with H2 molecules in the energy range between 5.5 and 30.9 MeV/u NUCLEAR REACTIONS H(Xe, X), E=5.5-30.9 MeV/nucleon; measured reaction products, X-rays; deduced X-ray spectra, electron-capture σ. Comparison with available data.
doi: 10.1103/PhysRevA.102.042825
2019GL01 Phys.Rev.Lett. 122, 092701 (2019) J.Glorius, C.Langer, Z.Slavkovska, L.Bott, C.Brandau, B.Bruckner, K.Blaum, X.Chen, S.Dababneh, T.Davinson, P.Erbacher, S.Fiebiger, T.Gassner, K.Gobel, M.Groothuis, A.Gumberidze, G.Gyurky, M.Heil, R.Hess, R.Hensch, P.Hillmann, P.-M.Hillenbrand, O.Hinrichs, B.Jurado, T.Kausch, A.Khodaparast, T.Kisselbach, N.Klapper, C.Kozhuharov, D.Kurtulgil, G.Lane, C.Lederer-Woods, M.Lestinsky, S.Litvinov, Y.A.Litvinov, B.Loher, F.Nolden, N.Petridis, U.Popp, T.Rauscher, M.Reed, R.Reifarth, M.S.Sanjari, D.Savran, H.Simon, U.Spillmann, M.Steck, T.Stohlker, J.Stumm, A.Surzhykov, T.Szucs, T.T.Nguyen, A.Taremi Zadeh, B.Thomas, S.Yu.Torilov, H.Tornqvist, M.Trager, C.Trageser, S.Trotsenko, L.Varga, M.Volknandt, H.Weick, M.Weigand, C.Wolf, P.J.Woods, Y.M.Xing Approaching the Gamow Window with Stored Ions: Direct Measurement of 124Xe(p, γ) in the ESR Storage Ring NUCLEAR REACTIONS 124Xe(p, γ), E=5.5-8 MeV/nucleon; measured reaction products, X-rays; deduced σ, σ(θ).
doi: 10.1103/PhysRevLett.122.092701
2019OZ03 Phys.Lett. B 797, 134800 (2019) F.C.Ozturk, B.Akkus, D.Atanasov, H.Beyer, F.Bosch, D.Boutin, C.Brandau, P.Buhler, R.B.Cakirli, R.J.Chen, W.D.Chen, X.C.Chen, I.Dillmann, C.Dimopoulou, W.Enders, H.G.Essel, T.Faestermann, O.Forstner, B.S.Gao, H.Geissel, R.Gernhauser, R.E.Grisenti, A.Gumberidze, S.Hagmann, T.Heftrich, M.Heil, M.O.Herdrich, P.-M.Hillenbrand, T.Izumikawa, P.Kienle, C.Klaushofer, C.Kleffner, C.Kozhuharov, R.K.Knobel, O.Kovalenko, S.Kreim, T.Kuhl, C.Lederer-Woods, M.Lestinsky, S.A.Litvinov, Yu.A.Litvinov, Z.Liu, X.W.Ma, L.Maier, B.Mei, H.Miura, I.Mukha, A.Najafi, D.Nagae, T.Nishimura, C.Nociforo, F.Nolden, T.Ohtsubo, Y.Oktem, S.Omika, A.Ozawa, N.Petridis, J.Piotrowski, R.Reifarth, J.Rossbach, R.Sanchez, M.S.Sanjari, C.Scheidenberger, R.S.Sidhu, H.Simon, U.Spillmann, M.Steck, Th.Stohlker, B.H.Sun, L.A.Susam, F.Suzaki, T.Suzuki, S.Yu.Torilov, C.Trageser, M.Trassinelli, S.Trotsenko, X.L.Tu, P.M.Walker, M.Wang, G.Weber, H.Weick, N.Winckler, D.F.A.Winters, P.J.Woods, T.Yamaguchi, X.D.Xu, X.L.Yan, J.C.Yang, Y.J.Yuan, Y.H.Zhang, X.H.Zhou New test of modulated electron capture decay of hydrogen-like 142Pm ions: Precision measurement of purely exponential decay RADIOACTIVITY 142Pm(EC); measured decay products; deduced T1/2.
doi: 10.1016/j.physletb.2019.134800
2017BE05 Eur.Phys.J. A 53, 32 (2017) O.Beliuskina, A.O.Strekalovsky, A.A.Aleksandrov, I.A.Aleksandrova, H.M.Devaraja, C.Heinz, S.Heinz, S.Hofmann, S.Ilich, N.Imai, D.V.Kamanin, M.Kis, G.N.Knyazheva, C.Kozhuharov, E.A.Kuznetsova, J.Maurer, G.V.Mishinsky, M.Pomorski, Yu.V.Pyatkov, O.V.Strekalovsky, M.Trager, V.E.Zhuchko Pulse-height defect in single-crystal CVD diamond detectors
doi: 10.1140/epja/i2017-12223-8
2017ZA09 Phys.Rev. C 96, 034617 (2017) J.C.Zamora, T.Aumann, S.Bagchi, S.Bonig, M.Csatlos, I.Dillmann, C.Dimopoulou, P.Egelhof, V.Eremin, T.Furuno, H.Geissel, R.Gernhauser, M.N.Harakeh, A.-L.Hartig, S.Ilieva, N.Kalantar-Nayestanaki, O.Kiselev, H.Kollmus, C.Kozhuharov, A.Krasznahorkay, Th.Kroll, M.Kuilman, S.Litvinov, Yu.A.Litvinov, M.Mahjour-Shafiei, M.Mutterer, D.Nagae, M.A.Najafi, C.Nociforo, F.Nolden, U.Popp, C.Rigollet, S.Roy, C.Scheidenberger, M.von Schmid, M.Steck, B.Streicher, L.Stuhl, M.Thurauf, T.Uesaka, H.Weick, J.S.Winfield, D.Winters, P.J.Woods, T.Yamaguchi, K.Yue, J.Zenihiro Nuclear-matter radius studies from 58Ni (α, α) experiments at the GSI Experimental Storage Ring with the EXL facility NUCLEAR REACTIONS 4He(58Ni, α), (58Ni, α'), E=100, 150 MeV/nucleon; measured scattered α-particles, differential σ(θ, E) using stored ion beams and a UHV compatible detection system with a double-sided silicon strip detector (DSSD) at the heavy-ion experimental storage ring (ESR) at GSI facility; deduced optical model potential parameters, probability density distribution, point-density distributions of 58Ni, nuclear-matter radius, and compared with Skyrme-Hartree-Fock calculation (SHF), half-density radius, diffuseness of a Fermi-shape, rms radius, total-matter distribution, point-matter distribution. Comparison with experimental data.
doi: 10.1103/PhysRevC.96.034617
2016KN02 Phys.Lett. B 754, 288 (2016) R.Knobel, M.Diwisch, F.Bosch, D.Boutin, L.Chen, C.Dimopoulou, A.Dolinskii, B.Franczak, B.Franzke, H.Geissel, M.Hausmann, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, G.Martinez-Pinedo, M.Matos, M.Mazzocco, G.Munzenberg, S.Nakajima, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, Z.Patyk, W.R.Plass, C.Scheidenberger, J.Stadlmann, M.Steck, B.Sun, T.Suzuki, P.M.Walker, H.Weick, M.-R.Wu, M.Winkler, T.Yamaguchi First direct mass measurements of stored neutron-rich 129, 130, 131Cd isotopes with FRS-ESR ATOMIC MASSES 129,130,131Cd; measured mean velocity of the stored fragments; deduced mass excess values of cadmium isotopes and uncertainties. Comparison with AME 2012 evaluation.
doi: 10.1016/j.physletb.2016.01.039
2016KN03 Eur.Phys.J. A 52, 138 (2016) R.Knobel, M.Diwisch, H.Geissel, Yu.A.Litvinov, Z.Patyk, W.R.Plass, C.Scheidenberger, B.Sun, H.Weick, F.Bosch, D.Boutin, L.Chen, C.Dimopoulou, A.Dolinskii, B.Franczak, B.Franzke, M.Hausmann, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Matos, M.Mazzocco, G.Munzenberg, S.Nakajima, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, J.Stadlmann, M.Steck, T.Suzuki, P.M.Walker, M.Winkler, T.Yamaguchi New results from isochronous mass measurements of neutron-rich uranium fission fragments with the FRS-ESR-facility at GSI NUCLEAR REACTIONS 9Be(238U, x), E=410-415 Mev/nucleon; measured reaction products; deduced mass excess for Z=28-62. Compared to AME2012 and other data. ATOMIC MASSES 68Ge, 91Se, 94Br, 105Y, 106,107Zr, 110Nb, 113Mo, 114,115Tc, 118Ru, 121Rh, 123,124Pd, 126Ag, 138Sb, 141,143I, 149,150Ba, 150,151La, 154Ce, 93Br, 109Nb, 117Ru, 125Ag, 137Sb, 140I; measured correlation between the spread of the revolution time and the number of turns recorded in the ring; deduced mass-excess values.
doi: 10.1140/epja/i2016-16138-6
2016ZA08 Phys.Lett. B 763, 16 (2016) J.C.Zamora, T.Aumann, S.Bagchi, S.Bonig, M.Csatlos, I.Dillmann, C.Dimopoulou, P.Egelhof, V.Eremin, T.Furuno, H.Geissel, R.Gernhauser, M.N.Harakeh, A.-L.Hartig, S.Ilieva, N.Kalantar-Nayestanaki, O.Kiselev, H.Kollmus, C.Kozhuharov, A.Krasznahorkay, Th.Kroll, M.Kuilman, S.Litvinov, Yu.A.Litvinov, M.Mahjour-Shafiei, M.Mutterer, D.Nagae, M.A.Najafi, C.Nociforo, F.Nolden, U.Popp, C.Rigollet, S.Roy, C.Scheidenberger, M.von Schmid, M.Steck, B.Streicher, L.Stuhl, M.Thurauf, T.Uesaka, H.Weick, J.S.Winfield, D.Winters, P.J.Woods, T.Yamaguchi, K.Yue, J.Zenihiro First measurement of isoscalar giant resonances in a stored-beam experiment NUCLEAR REACTIONS 4He(58Ni, α'), E=100 MeV/nucleon; measured reaction products, Eα, Iα. 58Ni; deduced σ(θ, E), monopole contribution of the energy-weighted sum rule (EWSR).
doi: 10.1016/j.physletb.2016.10.015
2015AK02 Phys.Rev. C 91, 031301 (2015) A.Akber, M.W.Reed, P.M.Walker, Yu.A.Litvinov, G.J.Lane, T.Kibedi, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, I.J.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, Zs.Podolyak, A.Prochazka, C.Scheidenberger, D.Shubina, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi Increased isomeric lifetime of hydrogen-like 192mOs RADIOACTIVITY 192mOs(IT)[from 9Be(197Au, X), E=478-492 MeV/nucleon]; measured half-life of the highly-charged stored ions using Schottky mass spectrometry in Experimental Storage Ring (ESR) of the isomeric state of 192Os at UNILAC and SIS-18 heavy-ion accelerators of GSI. Discussed increased half-life of the hydrogen-like ions of isomeric state as compared to that of the neutral ions.
doi: 10.1103/PhysRevC.91.031301
2015DO10 Phys.Scr. T166, 014007 (2015) D.T.Doherty, P.J.Woods, Y.A.Litvinov, M.A.Najafi, S.Bagchi, S.Bishop, M.Bo, C.Brandau, T.Davinson, I.Dillmann, A.Estrade, P.Egelhof, A.Evdokimov, A.Gumberidze, M.Heil, C.Lederer, S.A.Litvinov, G.Lotay, N.Kalantar-Nayestanaki, O.Kiselev, C.Kozhuharov, T.Kroll, M.Mahjour-Shafiei, M.Mutterer, F.Nolden, N.Petridis, U.Popp, R.Reifarth, C.Rigollet, S.Roy, M.Steck, T.Stohlker, B.Streicher, S.Trotsenko, M.v.Schmid, X.L.Yan, J.C.Zamora Nuclear transfer reaction measurements at the ESR-for the investigation of the astrophysical 15O(α, γ)19Ne reaction NUCLEAR REACTIONS 1H(20Ne, d), E=50 MeV/nucleon; measured reaction products; deduced energy levels, J, π. Comparison with available data.
doi: 10.1088/0031-8949/2015/T166/014007
2015ME07 Phys.Rev. C 92, 035803 (2015) B.Mei, T.Aumann, S.Bishop, K.Blaum, K.Boretzky, F.Bosch, C.Brandau, H.Brauning, T.Davinson, I.Dillmann, C.Dimopoulou, O.Ershova, Z.Fulop, H.Geissel, J.Glorius, G.Gyurky, M.Heil, F.Kappeler, A.Kelic-Heil, C.Kozhuharov, C.Langer, T.Le Bleis, Y.Litvinov, G.Lotay, J.Marganiec, G.Munzenberg, F.Nolden, N.Petridis, R.Plag, U.Popp, G.Rastrepina, R.Reifarth, B.Riese, C.Rigollet, C.Scheidenberger, H.Simon, K.Sonnabend, M.Steck, T.Stohlker, T.Szucs, K.Summerer, G.Weber, H.Weick, D.Winters, N.Winters, P.Woods, Q.Zhong First measurement of the 96Ru(p, γ)97Rh cross section for the p process with a storage ring NUCLEAR REACTIONS 1H(96Ru, γ)97Rh, E=9, 10, 11 MeV/nucleon; measured particle spectra in different charge states, x-ray and γ spectra, σ(E) using stored heavy ions in storage ring ESR at GSI; deduced astrophysical S factors and stellar reaction rates over a range of T9=0.5-19. Comparison with predictions from standard NON-SMOKER code and TALYS-1.4 code using different γ-ray strength functions from HFB, Brink-Axel Lorentzian (BAL), and Kopecky-Uhl, and different density models of constant temperature (CT), BSFG, generalized superfluid (GS), and Hartree-Fock-Bogolyubov (HFB). Recommended REACLIB parameters for the reactivity of 96Ru(p, γ)97Rh, and 97Rh(γ, p)96Ru reactions. Relevance to p-process network calculations.
doi: 10.1103/PhysRevC.92.035803
2014HI07 Phys.Rev. A 90, 042713 (2014) P.-M.Hillenbrand, S.Hagmann, A.B.Voitkiv, B.Najjari, D.Banas, K.-H.Blumenhagen, C.Brandau, W.Chen, E.De Filippo, A.Gumberidze, D.L.Guo, C.Kozhuharov, M.Lestinsky, Yu.A.Litvinov, A.Muller, H.Rothard, S.Schippers, M.S.Schoffler, U.Spillmann, S.Trotsenko, X.L.Zhu, Th.Stohlker Electron-loss-to-continuum cusp in U88 + N2 collisions NUCLEAR REACTIONS N(U, N'), E=90 MeV/nucleon; measured reaction products, Eβ, Iβ; deduced σ(E), σ(θ, E). Comparison with fully relativistic Dirac calculations.
doi: 10.1103/PhysRevA.90.042713
2013AT02 Phys.Scr. T156, 014026 (2013) D.R.Atanasov, D.Balabanski, L.Batist, K.Blaum, F.Bosch, D.Boutin, C.Brandau, C.Dimopoulou, H.G.Essel, T.Faestermann, H.Geissel, S.Hagmann, R.Hess, P.-M.Hillenbrand, P.Kienle, R.Knobel, C.Kozhuharov, J.Kurcewicz, M.Lestinsky, S.A.Litvinov, Yu A.Litvinov, X.Ma, R.Martin, M.Mazzocco, G.Munzenberg, F.Nolden, T.Ohtsubo, Z.Patyk, M.S.Sanjari, C.Scheidenberger, D.Shubina, U.Spillmann, M.Steck, Th.Stohlker, B.Sun, T.Suzuki, S.Torilov, M.Trassinelli, S.Trotsenko, X.Tu, I.I.Tupitsyn, H.Weick, N.Winckler, M.Winkler, D.F.A.Winters, N.Winters, H.Xu, T.Yamaguchi, X.Yan, Y.Yuan, Y.Zhang Half-life measurements of highly charged radionuclides
doi: 10.1088/0031-8949/2013/T156/014026
2013BO25 Phys.Scr. T156, 014025 (2013) F.Bosch, D.R.Atanasov, C.Brandau, I.Dillmann, C.Dimopoulou, T.Faestermann, H.Geissel, S.Hagmann, P.-M.Hillenbrand, P.Kienle, R.Knobel, C.Kozhuharov, J.Kurcewicz, M.Lestinsky, S.A.Litvinov, Yu.A.Litvinov, X.Ma, F.Nolden, T.Ohtsubo, Z.Patyk, R.Reuschl, M.S.Sanjari, C.Scheidenberger, D.Shubina, U.Spillmann, M.Steck, T.Stohlker, B.Sun, M.Trassinelli, S.Trotsenko, X.L.Tu, H.Weick, N.Winckler, M.Winkler, D.F.A.Winters, T.Yamaguchi, X.L.Yan Beta decay of highly charged ions
doi: 10.1088/0031-8949/2013/T156/014025
2013CH12 Phys.Rev.Lett. 110, 122502 (2013) L.Chen, P.M.Walker, H.Geissel, Yu.A.Litvinov, K.Beckert, P.Beller, F.Bosch, D.Boutin, L.Caceres, J.J.Carroll, D.M.Cullen, I.J.Cullen, B.Franzke, J.Gerl, M.Gorska, G.A.Jones, A.Kishada, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, Z.Liu, S.Mandal, F.Montes, G.Munzenberg, F.Nolden, T.Ohtsubo, Z.Patyk, W.R.Plass, Zs.Podolyak, S.Rigby, N.Saito, T.Saito, C.Scheidenberger, E.C.Simpson, M.Shindo, M.Steck, B.Sun, S.J.Williams, H.Weick, M.Winkler, H.-J.Wollersheim, T.Yamaguchi Direct Observation of Long-Lived Isomers in 212Bi NUCLEAR REACTIONS Be(238U, X)212Bi, E=670 MeV/nucleon; measured revolution frequency; deduced isomeric states excitation energies, level scheme, T1/2. Comparison with shell model calculations.
doi: 10.1103/PhysRevLett.110.122502
2013SH30 Phys.Rev. C 88, 024310 (2013) D.Shubina, R.B.Cakirli, Yu.A.Litvinov, K.Blaum, C.Brandau, F.Bosch, J.J.Carroll, R.F.Casten, D.M.Cullen, I.J.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, C.Kozhuharov, R.Knobel, J.Kurcewicz, N.Kuzminchuk, S.A.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, Z.Patyk, W.R.Plass, A.Prochazka, M.W.Reed, M.S.Sanjari, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, P.M.Walker, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi, C.Zhou Schottky mass measurements of heavy neutron-rich nuclides in the element range 70≤Z≤79 at the GSI Experimental Storage Ring ATOMIC MASSES 181,183Lu, 185,186Hf, 187,188Ta, 189,190,191W, 192,193Re, 195Os; measured masses by Schottky mass spectrometry (SMS) technique using FRS-ESR facility at GSI. 181Hf, 181,182,183,185Ta, 184,186,187W, 189,191Re, 188,190,192,193Os, 191Ir, 194,196Pt, 196Au; measured Schottky frequency spectra for calibration purpose; deduced mass excesses, and compared with AME-2003. 179Lu, 182,182mHf, 184Ta, 186,187,188,190m,192mRe, 189,190m,191,194Os, 190,192,193,194,195Ir, 191Pt; measured Schottky frequency spectra. Bare, H- or He-like isotopes produced in 9Be(197Au, X) reaction using E(197Au)=469.35 MeV/nucleon beam from UNILAC and SIS-18 accelerators at GSI. Investigated correlations between S(2n) and energies of first 2+ states in even-even N=84-124, Z=62-78 isotopes; deduced collectivity. Systematics of S(2n) values for even N=100-124, odd Z=67-77.
doi: 10.1103/PhysRevC.88.024310
2012CH19 Nucl.Phys. A882, 71 (2012) L.Chen, W.R.Plass, H.Geissel, R.Knobel, C.Kozhuharov, Yu.A.Litvinov, Z.Patyk, C.Scheidenberger, K.Siegien-Iwaniuk, B.Sun, H.Weick, K.Beckert, P.Beller, F.Bosch, D.Boutin, L.Caceres, J.J.Carroll, D.M.Cullen, I.J.Cullen, B.Franzke, J.Gerl, M.Gorska, G.A.Jones, A.Kishada, J.Kurcewicz, S.A.Litvinov, Z.Liu, S.Mandal, F.Montes, G.Munzenberg, F.Nolden, T.Ohtsubo, Zs.Podolyak, R.Propri, S.Rigby, N.Saito, T.Saito, M.Shindo, M.Steck, P.M.Walker, S.Williams, M.Winkler, H.-J.Wollersheim, T.Yamaguchi New results on mass measurements of stored neutron-rich nuclides in the element range from Pt to U with the FRS-ESR facility at 360-400 MeV/u NUCLEAR REACTIONS 9Be(238U, F), E=670 MeV/nucleon; measured reaction fragments using fragment separator, fragment mass using SMS (Schottky Mass Spectrometry); calculated mass excess;deduced neutron-rich exotic fragments mass using FFT of Schottky frequency spectra, mass excess systematic deviations from modern mass models. Compared with AME03 tables. ATOMIC MASSES 128Sn, 133Sb, 136Te, 144La, 146Ce, 202Au, 207Hg, 220At, 224,225,226,227,229Fr, 229,230,231,232Ac, 235Th, 235,236,237,238Pa, 202Pt, 213Tl, 217,218Bi, 219,220,221,222Po, 221,222,223,224At, 223,224,225,226,227,228Rn, 228,230,231Fr, 231,232,233,234Ra, 233,234,235,236Ac, 236,237Th; measured revolution frequency spectra; deduced mass excess and their uncertainties, systematic deviations of up to 1500 keV from modern mass models. Comparison with available data.
doi: 10.1016/j.nuclphysa.2012.03.002
2012NO08 Phys.Scr. T150, 014028 (2012) C.Nociforo, F.Farinon, A.Musumarra, F.Bosch, D.Boutin, A.Del Zoppo, P.Figuera, M.Fisichella, H.Geissel, R.Knobel, I.Kojouharov, C.Kozhuharov, T.Kuboki, J.Kurcewicz, Yu.A.Litvinov, M.Mazzocco, Y.Motizuki, F.Nolden, T.Ohstubo, Y.Ohkuma, Z.Patyk, M.G.Pellegriti, S.Pietri, Z.Podolyak, A.Prochazka, M.S.Sanjari, C.Scheidenberger, V.Scuderi, B.Sun, T.Suzuki, D.Torresi, H.Weick, J.S.Winfield, N.Winckler, M.Winkler, H.J.Wollersheim, T.Yamaguchi Measurements of α-decay half-lives at GSI RADIOACTIVITY 213FR, 214Ra(α) [from Be(238U, X), E=1 GeV/nucleon]; measured decay products, Eα, Iα; deduced T1/2 at rest and neutral, Q-values.
doi: 10.1088/0031-8949/2012/T150/014028
2012RE19 Phys.Rev. C 86, 054321 (2012) M.W.Reed, P.M.Walker, I.J.Cullen, Yu.A.Litvinov, D.Shubina, G.D.Dracoulis, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.X.Dong, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, Zs.Podolyak, A.Prochazka, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, F.R.Xu, T.Yamaguchi Long-lived isomers in neutron-rich Z=72-76 nuclides NUCLEAR REACTIONS Be(197Au, X)183Hf/184Hf/186Hf/186Ta/187Ta, 186W/190W/190Re/192Re/194Re/194Ir/194Os/195Os/196Pt, E=478-492 MeV/nucleon; measured Schottky mass and frequency spectra, ion revolution frequencies, survival curves of ions, isomer energies and half-lives of highly charged (helium-like, hydrogen-like, and bare) ions, γ spectra. FRS and ESR at UNILAC-SIS accelerator facility in GSI. 183,184,186Hf, 186,187Ta, 186W, 190,192,194Re, 195Os; deduced levels, isomers, J, π, configuration, decay modes. Comparison with potential energy surface, and multi-quasiparticle (MQP) calculations. 186Ta, 192Re; calculated 2qp levels. Systematics of theoretical and experimental 2qp 8- isomers and 4qp levels in 170,172,174,176,178,180,182,184,186,188,190Hf.
doi: 10.1103/PhysRevC.86.054321
2012RE22 J.Phys.:Conf.Ser. 381, 012058 (2012) M.W.Reed, P.M.Walker, I.J.Cullen, Yu.A.Litvinov, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiler, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, A.Prochazka, C.Scheidenberger, D.Shubina, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi Technique for Resolving Low-lying Isomers in the Experimental Storage Ring (ESR) and the Occurrence of an Isomeric State in 192Re
doi: 10.1088/1742-6596/381/1/012058
2010CH19 Phys.Lett. B 691, 234 (2010) L.Chen, W.R.Plass, H.Geissel, R.Knobel, C.Kozhuharov, Yu.A.Litvinov, Z.Patyk, C.Scheidenberger, K.Siegien-Iwaniuk, B.Sun, H.Weick, K.Beckert, P.Beller, F.Bosch, D.Boutin, L.Caceres, J.J.Carroll, D.M.Cullen, I.J.Cullen, B.Franzke, J.Gerl, M.Gorska, G.A.Jones, A.Kishada, J.Kurcewicz, S.A.Litvinov, Z.Liu, S.Mandal, F.Montes, G.Munzenberg, F.Nolden, T.Ohtsubo, Zs.Podolyak, R.Propri, S.Rigby, N.Saito, T.Saito, M.Shindo, M.Steck, P.Ugorowski, P.M.Walker, S.Williams, M.Winkler, H.-J.Wollersheim, T.Yamaguchi Discovery and investigation of heavy neutron-rich isotopes with time-resolved Schottky spectrometry in the element range from thallium to actinium NUCLEAR REACTIONS Be(238U, X)236Ac/224At/222Po/221Po/213Tl, E=670 MeV/nucleon; measured revolution frequency of the cooled fragments; deduced T1/2. Comparison with theoretical models, Darmstadt storage-cooler ring ESR. ATOMIC MASSES 236Ac, 224At, 222Po, 221Po, 213Tl; measured revolution frequency of the cooled fragments; deduced atomic masses.
doi: 10.1016/j.physletb.2010.05.078
2010KU02 Acta Phys.Pol. B41, 525 (2010) J.Kurcewicz, F.Bosch, H.Geissel, Yu.A.Litvinov, N.Winckler, K.Beckert, P.Beller, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, H.G.Essel, B.Fabian, T.Faestermann, A.Fragner, B.Franzke, E.Haettner, M.Hausmann, S.Hess, P.Kienle, R.Knobel, C.Kozhuharov, S.A.Litvinov, L.Maier, M.Mazzocco, F.Montes, A.Musumarra, C.Nociforo, F.Nolden, Z.Patyk, W.R.Plass, A.Prochazka, R.Reda, R.Reuschl, C.Scheidenberger, M.Steck, T.Stohlker, B.Sun, K.Takahashi, S.Torilov, M.Trassinelli, H.Weick, M.Winkler Studies of Two-body β-Decays at the FRS-ESR Facility RADIOACTIVITY 205Hg, 207Tl(β-) [from Be(208Pb, X), E=750 MeV/nucleon];140Pr, 142Pm, 122I(EC) [from Be(152Sm, X), E=508 MeV/nucleon];measured time evolution of the Schottky noise, revolution frequencies; deduced decay rates, Q-values, time-dependent decay constant.
2010RE07 Phys.Rev.Lett. 105, 172501 (2010) M.W.Reed, I.J.Cullen, P.M.Walker, Yu.A.Litvinov, K.Blaum, F.Bosch, C.Brandau, J.J.Carroll, D.M.Cullen, A.Y.Deo, B.Detwiller, C.Dimopoulou, G.D.Dracoulis, F.Farinon, H.Geissel, E.Haettner, M.Heil, R.S.Kempley, R.Knobel, C.Kozhuharov, J.Kurcewicz, N.Kuzminchuk, S.Litvinov, Z.Liu, R.Mao, C.Nociforo, F.Nolden, W.R.Plass, A.Prochazka, C.Scheidenberger, M.Steck, Th.Stohlker, B.Sun, T.P.D.Swan, G.Trees, H.Weick, N.Winckler, M.Winkler, P.J.Woods, T.Yamaguchi Discovery of Highly Excited Long-Lived Isomers in Neutron-Rich Hafnium and Tantalum Isotopes through Direct Mass Measurements NUCLEAR REACTIONS 9Be(197Au, X)183Hf/184Hf/186Hf/186Ta/187Ta, E=478-492 MeV/nucleon; measured Schottky frequency spectra of ions stored in an ESR storage ring; deduced T1/2, J, π, isomer region near N=116.
doi: 10.1103/PhysRevLett.105.172501
2010SU11 Phys.Lett. B 688, 294 (2010) B.Sun, R.Knobel, H.Geissel, Yu.A.Litvinov, P.M.Walker, K.Blaum, F.Bosch, D.Boutin, C.Brandau, L.Chen, I.J.Cullen, A.Dolinskii, B.Fabian, M.Hausmann, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, Z.Liu, M.Mazzocco, J.Meng, F.Montes, G.Munzenberg, A.Musumarra, S.Nakajima, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, Z.Patyk, W.R.Plass, C.Scheidenberger, M.Steck, T.Suzuki, H.Weick, N.Winckler, M.Winkler, T.Yamaguchi Direct measurement of the 4.6 MeV isomer in stored bare 133Sb ions NUCLEAR REACTIONS 9Be(238U, F)133Sb, E=411 MeV/nucleon; measured mass, survival time in FRS using IMS technique. 133Sb; deduced isomeric level energy, T1/2, J, π.
doi: 10.1016/j.physletb.2010.04.020
2010SU18 Nucl.Phys. A834, 476c (2010) B.Sun, F.Bosch, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, B.Fabian, H.Geissel, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, Yu.A.Litvinov, J.Meng, G.Munzenberg, C.Nociforo, F.Nolden, W.R.Plass, C.Scheidenberger, M.Steck, P.M.Walker, H.Weick, N.Winckler, M.Winkler Precise measurement of nuclear isomers in the storage ring at GSI ATOMIC MASSES 125Ce, 133Sb; analyzed isomer masses and experimental possibilities.
doi: 10.1016/j.nuclphysa.2010.01.069
2010ZH54 J.Phys.:Conf.Ser. 202, 012011 (2010) Q.Zhong, T.Aumann, S.Bishop, K.Blaum, K.Boretzky, F.Bosch, H.Brauning, C.Brandau, T.Davinson, I.Dillmann, O.Ershova, H.Geissel, G.Gyurky, M.Heil, F.Kappeler, A.Kelic, C.Kozhuharov, C.Langer, T.Le Bleis, Y.A.Litvinov, G.Lotay, J.Marganiec, N.Petridis, R.Plag, U.Popp, R.Reifarth, B.Riese, C.Rigollet, C.Scheidenberger, H.Simon, T.Stohlker, T.Szucs, G.Weber, H.Weick, D.F.A.Winters, N.Winters, P.J.Woods 96Ru(p, γ)97Rh measurement at the GSI storage ring NUCLEAR REACTIONS 1H(96Ru, γ), (96Ru, α), (96Ru, n), E=9, 10, 11 MeV/nucleon; measured Rh ions using DSSSD (double sided Si strip detector) mounted in a pocket inside ESR; deduced σ upper limit at 11 MeV/nucleon; calculatedσ using NON-SMOKER. Analysis continues.
doi: 10.1088/1742-6596/202/1/012011
2009CH08 Phys.Rev.Lett. 102, 122503 (2009) L.Chen, Yu.A.Litvinov, W.R.Plass, K.Beckert, P.Beller, F.Bosch, D.Boutin, L.Caceres, R.B.Cakirli, J.J.Carroll, R.F.Casten, R.S.Chakrawarthy, D.M.Cullen, I.J.Cullen, B.Franzke, H.Geissel, J.Gerl, M.Gorska, G.A.Jones, A.Kishada, R.Knobel, C.Kozhuharov, S.A.Litvinov, Z.Liu, S.Mandal, F.Montes, G.Munzenberg, F.Nolden, T.Ohtsubo, Z.Patyk, Zs.Podolyak, R.Propri, S.Rigby, N.Saito, T.Saito, C.Scheidenberger, M.Shindo, M.Steck, P.Ugorowski, P.M.Walker, S.Williams, H.Weick, M.Winkler, H.-J.Wollersheim, T.Yamaguchi Schottky Mass Measurement of the 208Hg Isotope: Implication for the Proton-Neutron Interaction Strength around Doubly Magic 208Pb ATOMIC MASSES 208Hg; measured atomic mass using time resolved Schottky mass spectrometry.
doi: 10.1103/PhysRevLett.102.122503
2009SU04 Int.J.Mod.Phys. E18, 346 (2009) B.Sun, R.Knobel, Yu.A.Litvinov, S.Nakajima, H.Geissel, J.Meng, K.Beckert, F.Bosch, D.Boutin, C.Brandau, L.Chen, I.J.Cullen, C.Dimopoulou, B.Fabian, M.Hausmann, O.Klepper, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumara, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, Z.Patyk, W.R.Plass, C.Scheidenberger, M.Steck, T.Suzuki, P.M.Walker, H.Weick, N.Winckler, M.Winkler, T.Yamaguchi Large-scale mass measurements of short-lived nuclides with the isochronous mass spectrometry at GSI
doi: 10.1142/S0218301309012379
2009SU26 Chin.Phys.C 33, Supplement 1, 161 (2009) B.-H.Sun, H.Geissel, M.Hausmann, C.Kozhuharov, R.Knobel, Yu.A.Litvinov, J.Meng, Z.Patyk, T.Radon, C.Scheidenberger Identification of Time-of-Flight spectra for Isochronous Mass Measurements
doi: 10.1088/1674-1137/33/S1/051
2009WI09 Phys.Lett. B 679, 36 (2009) N.Winckler, H.Geissel, Yu.A.Litvinov, K.Beckert, F.Bosch, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, H.G.Essel, B.Fabian, T.Faestermann, A.Fragner, E.Haettner, S.Hess, P.Kienle, R.Knobel, C.Kozhuharov, S.A.Litvinov, M.Mazzocco, F.Montes, G.Munzenberg, C.Nociforo, F.Nolden, Z.Patyk, W.R.Plass, A.Prochazka, R.Reda, R.Reuschl, C.Scheidenberger, M.Steck, T.Stohlker, S.Yu.Torilov, M.Trassinelli, B.Sun, H.Weick, M.Winkler Orbital electron capture decay of hydrogen- and helium-like 142Pm ions RADIOACTIVITY 142Pm(EC), (β+) [from 9Be(152Sm, X), E=607.4 MeV/nucleon]; measured Schottky frequency spectra of ions in a storage ring; deduced T1/2.
doi: 10.1016/j.physletb.2009.07.019
2008KU06 Acta Phys.Pol. B39, 501 (2008) J.Kurcewicz, Yu.A.Litvinov, F.Bosch, H.Geissel, Z.Patyk, N.Winckler, L.Batist, K.Beckert, P.Beller, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, T.Faestermann, L.Grigorenko, P.Kienle, R.Knobel, C.Kozhuharov, S.A.Litvinov, L.Maier, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumarra, C.Nociforo, F.Nolden, M.Pfutzner, W.Plass, C.Scheidenberger, M.Steck, B.Sun, H.Weick, M.Winkler Orbital Electron Capture and β+ Decay of H-Like 140Pr Ions RADIOACTIVITY 140Pr(EC), (β+); measured Schottky frequency spectra of ions stored in an ESR storage ring. 140Pr(EC), (β+); deduced decay constant and half-life.
2008LI21 Phys.Lett. B 664, 162 (2008) Yu.A.Litvinov, F.Bosch, N.Winckler, D.Boutin, H.G.Essel, T.Faestermann, H.Geissel, S.Hess, P.Kienle, R.Knobel, C.Kozhuharov, J.Kurcewicz, L.Maier, K.Beckert, P.Beller, C.Brandau, L.Chen, C.Dimopoulou, B.Fabian, A.Fragner, E.Haettner, M.Hausmann, S.A.Litvinov, M.Mazzocco, F.Montes, A.Musumarra, C.Nociforo, F.Nolden, W.Plass, A.Prochazka, R.Reda, R.Reuschl, C.Scheidenberger, M.Steck, T.Stohlker, S.Torilov, M.Trassinelli, B.Sun, H.Weick, M.Winkler Observation of non-exponential orbital electron capture decays of hydrogen-like 140Pr and 142Pm ions ATOMIC PHYSICS 140Pr, 142Pm(EC) [from 9Be(152Sm, X), E=500-600 MeV/nucleon]; measured T1/2 of hydrogen-like ions using time-resolved Schottky mass spectrometry.
doi: 10.1016/j.physletb.2008.04.062
2008PA04 Phys.Lett. B 661, 330 (2008) A.Palffy, Z.Harman, C.Kozhuharov, C.Brandau, C.H.Keitel, W.Scheid T.Stohlker Nuclear excitation by electron capture followed by fast x-ray emission RADIOACTIVITY 232Th, 238U(IT); calculated excited state T1/2 for nuclear excitation following electron capture for differently charged ions.
doi: 10.1016/j.physletb.2008.07.02.027
2008SU19 Nucl.Phys. A812, 1 (2008) B.Sun, R.Knobel, Yu.A.Litvinov, H.Geissel, J.Meng, K.Beckert, F.Bosch, D.Boutin, C.Brandau, L.Chen, I.J.Cullen, C.Dimopoulou, B.Fabian, M.Hausmann, C.Kozhuharov, S.A.Litvinov, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumarra, S.Nakajima, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, Z.Patyk, W.R.Plass, C.Scheidenberger, M.Steck, T.Suzuki, P.M.Walker, H.Weick, N.Winckler, M.Winkler, T.Yamaguchi Nuclear structure studies of short-lived neutron-rich nuclei with the novel large-scale isochronous mass spectrometry at the FRS-ESR facility ATOMIC MASSES 33Al, 79,80Ga, 82,83Ge, 83,84,85,86As, 86,87,88,89Se, 88,89,90Br, 96,97Rb, 99,100,101Y, 105,106,107Nb, 110,111,112Tc, 113,115Ru, 118Rh, 119,120Pd, 122,123Ag, 125Cd, 131Sn, 132,133,135Sb, 134,135,137,138Te, 137,139,140,141I, 140,141,143Xe, 146Ba; measured masses using isochronous mass spectrometry technique; deduced two-neutron separation and neutron shell gap energies. Comparison with AME-2003, other data and various nuclear mass models. NUCLEAR REACTIONS 9Be(238U, X)79Ga/80Ga/81Ge/82Ge/84As/85As/86Se/87Se/88Se/89Br/90Br/91Kr/92Kr/93Kr/94Rb/95Rb/96Sr/97Sr/98Sr/99Y/100Y/101Zr/102Zr/104Nb/105Nb/106Nb/107Mo/108Mo/110Tc/111Tc/114Ru/116Rh/119Pd, E=411 MeV/nucleon; measured TOF spectrum; deduced yields.
doi: 10.1016/j.nuclphysa.2008.08.013
2007GE12 Eur.Phys.J. Special Topics 150, 109 (2007) H.Geissel, Yu.A.Litvinov, K.Beckert, P.Beller, F.Bosch, D.Boutin, C.Brandau, L.Chen, M.Hausmann, O.Klepper, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Mazzocco, G.Munzenberg, C.Nociforo, F.Nolden, Z.Patyk, M.Pfutzner, W.Plass, C.Scheidenberger, M.Steck, B.Sun, K.Takahashi, H.Weick, N.Winckler, M.Winkler Present and future experiments with stored exotic nuclei at the FRS-ESR facility
doi: 10.1140/epjst/e2007-00280-x
2007LI40 Hyperfine Interactions 173, 55 (2007) Yu.A.Litvinov, H.Geissel, K.Beckert, P.Beller, F.Bosch, D.Boutin, C.Brandau, L.Chen, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Mazzocco, G.Munzenberg, C.Nociforo, F.Nolden, W.R.Plass, C.Scheidenberger, M.Steck, B.Sun, H.Weick, M.Winkler Direct mass measurements of neutron-deficient 152Sm projectile fragments at the FRS-ESR facility
doi: 10.1007/s10751-007-9542-3
2007LI44 Nucl.Phys. A787, 315c (2007) Yu.A.Litvinov, H.Geissel, K.Beckert, P.Beller, F.Bosch, D.Boutin, C.Brandau, L.Chen, I.Cullen, C.Dimopoulou, B.Fabian, M.Hausmann, O.Klepper, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, Z.Liu, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumarra, S.Nakajima, C.Nociforo, F.Nolden, T.Ohtsubo, A.Ozawa, Z.Patyk, W.Plass, C.Scheidenberger, M.Steck, B.Sun, T.Suzuki, P.M.Walker, H.Weick, N.Winckler, M.Winkler, T.Yamaguchi Status of the Experimental Program on Mass Measurements of Stored Exotic Nuclei at the FRS-ESR Facility ATOMIC MASSES A=164; Z=82; measured masses. Time-resolved Schottky mass spectrometry. Comparison with various microscopic models.
doi: 10.1016/j.nuclphysa.2006.12.050
2007LI71 Phys.Rev.Lett. 99, 262501 (2007) Yu.A.Litvinov, F.Bosch, H.Geissel, J.Kurcewicz, Z.Patyk, N.Winckler, L.Batist, K.Beckert, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, B.Fabian, T.Faestermann, A.Fragner, L.Grigorenko, E.Haettner, S.Hess, P.Kienle, R.Knobel, C.Kozhuharov, S.A.Litvinov, L.Maier, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumarra, C.Nociforo, F.Nolden, M.Pfutzner, W.R.Plass A.Prochazka, R.Reda, R.Reuschl, C.Scheidenberger, M.Steck, T.Stohlker, S.Torilov, M.Trassinelli, B.Sun, H.Weick, M.Winkler Measurement of the β+ and Orbital Electron-Capture Decay Rates in Fully Ionized, Hydrogenlike, and Heliumlike 140Pr Ions RADIOACTIVITY 140Pr(β+), (EC); measured decay rates for bare nuclei, hydrogenlike, and heliumlike configurations.
doi: 10.1103/PhysRevLett.99.262501
2007SU07 Eur.Phys.J. A 31, 393 (2007) B.Sun, Yu.A.Litvinov, P.M.Walker, K.Beckert, P.Beller, F.Bosch, D.Boutin, C.Brandau, L.Chen, C.Dimopoulou, H.Geissel, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Mazzocco, J.Meng, C.Nociforo, F.Nolden, W.R.Plass, C.Scheidenberger, M.Steck, H.Weick, M.Winkler Discovery of a new long-lived isomeric state in 125Ce ATOMIC MASSES 69Ge, 125Ce; measured masses. 125Ce deduced long-lived isomeric state, excitation energy, T1/2.
doi: 10.1140/epja/i2006-10252-0
2006BO41 Int.J. Mass Spectrom. 251, 212 (2006) F.Bosch, H.Geissel, Yu.A.Litvinov, K.Beckert, B.Franzke, M.Hausmann, Th.Kerscher, O.Klepper, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.N.Novikov, Z.Patyk, T.Radon, C.Scheidenberger, M.Steck, H.Wollnik Experiments with stored exotic nuclei at relativistic energies ATOMIC MASSES 140Pr, 140Ce, 147,147mDy; A=144-207; reviewed Shottky and mass spectra. RADIOACTIVITY 140Pr, 207Tl, 235Ac(β-); measured half-life of bare and few-electron ions.
doi: 10.1016/j.ijms.2006.01.037
2006GE23 Hyperfine Interactions 173, 49 (2006) H.Geissel, R.Knobel, Yu.A.Litvinov, B.Sun, K.Beckert, P.Beller, F.Bosch, D.Boutin, C.Brandau, L.Chen, B.Fabian, M.Hausmann, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, M.Mazzocco, F.Montes, G.Munzenberg, A.Musumarra, C.Nociforo, F.Nolden, W.R.Plass, C.Scheidenberger, M.Steck, H.Weick, M.Winkler A new experimental approach for isochronous mass measurements of short-lived exotic nuclei with the FRS-ESR facility
doi: 10.1007/s10751-007-9541-4
2006HE30 Int.J. Mass Spectrom. 251, 266 (2006) F.Herfurth, Th.Beier, L.Dahl, S.Eliseev, S.Heinz, O.Kester, C.Kozhuharov, G.Maero, W.Quint, and The HITRAP collaboration Precision measurements with highly charged ions at rest: The HITRAP project at GSI
doi: 10.1016/j.ijms.2006.02.012
2006SC37 Hyperfine Interactions 173, 61 (2006) C.Scheidenberger, K.Beckert, P.Beller, F.Bosch, C.Brandau, D.Boutin, L.Chen, B.Franzke, H.Geissel, R.Knobel, C.Kozhuharov, J.Kurcewicz, S.A.Litvinov, Yu.A.Litvinov, M.Mazzocco, G.Munzenberg, F.Nolden, W.R.Plass, M.Steck, B.Sun, H.Weick, M.Winkler Isobar separation at FRS-ESR - a development towards pure isomeric stored beams
doi: 10.1007/s10751-007-9543-2
2005LI24 Nucl.Phys. A756, 3 (2005) Yu.A.Litvinov, H.Geissel, T.Radon, F.Attallah, G.Audi, K.Beckert, F.Bosch, M.Falch, B.Franzke, M.Hausmann, M.Hellstrom, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.N.Novikov, W.Quint, Z.Patyk, H.Reich, C.Scheidenberger, B.Schlitt, M.Steck, K.Summerer, L.Vermeeren, M.Winkler, Th.Winkler, H.Wollnik Mass measurement of cooled neutron-deficient bismuth projectile fragments with time-resolved Schottky mass spectrometry at the FRS-ESR facility ATOMIC MASSES Z=30-85; A=79-207; measured masses. Time-resolved Schottky mass spectrometry.
doi: 10.1016/j.nuclphysa.2005.03.015
2005LI30 Phys.Rev.Lett. 95, 042501 (2005) Yu.A.Litvinov, T.J.Burvenich, H.Geissel, Yu.N.Novikov, Z.Patyk, C.Scheidenberger, F.Attallah, G.Audi, K.Beckert, F.Bosch, M.Falch, B.Franzke, M.Hausmann, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, D.G.Madland, J.A.Maruhn, G.Munzenberg, F.Nolden, T.Radon, M.Steck, S.Typel, H.Wollnik Isospin Dependence in the Odd-Even Staggering of Nuclear Binding Energies NUCLEAR STRUCTURE Hf, W; compiled, analyzed neutron and proton pair-gap energies, odd-even staggering effect. Several models compared with data.
doi: 10.1103/PhysRevLett.95.042501
2005OH08 Phys.Rev.Lett. 95, 052501 (2005); Erratum Phys.Rev.Lett. 95, 069901 (2005) T.Ohtsubo, F.Bosch, H.Geissel, L.Maier, C.Scheidenberger, F.Attallah, K.Beckert, P.Beller, D.Boutin, T.Faestermann, B.Franczak, B.Franzke, M.Hausmann, M.Hellstrom, E.Kaza, P.Kienle, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.A.Litvinov, M.Matos, G.Munzenberg, F.Nolden, Yu.N.Novikov, M.Portillo, T.Radon, J.Stadlmann, M.Steck, T.Stohlker, K.Summerer, K.Takahashi, H.Weick, M.Winkler, T.Yamaguchi Simultaneous Measurement of β- Decay to Bound and Continuum Electron States RADIOACTIVITY 207Tl(β-) [from Be(208Pb, X)]; measured ratio of bound-state and continuum-state decay rates for β-decay of bare ions. Comparison with model predictions.
doi: 10.1103/PhysRevLett.95.052501
2005WE12 Eur.Phys.J. A 25, Supplement 1, 65 (2005) C.Weber, K.Blaum, M.Block, R.Ferrer, F.Herfurth, H.-J.Kluge, C.Kozhuharov, G.Marx, M.Mukherjee, W.Quint, S.Rahaman, S.Stahl FT-ICR: A non-destructive detection for on-line mass measurements at SHIPTRAP
doi: 10.1140/epjad/i2005-06-167-0
2004GE18 Nucl.Phys. A746, 150c (2004) H.Geissel, Yu.A.Litvinov, F.Attallah, K.Beckert, P.Beller, F.Bosch, D.Boutin, T.Faestermann, M.Falch, B.Franzke, M.Hausmann, M.Hellstrom, E.Kaza, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.-L.Kratz, S.A.Litvinov, K.E.G.Lobner, L.Maier, M.Matos, G.Munzenberg, F.Nolden, Yu.N.Novikov, T.Ohtsubo, A.Ostrowski, Z.Patyk, B.Pfeiffer, M.Portillo, T.Radon, C.Scheidenberger, V.Shishkin, J.Stadlmann, M.Steck, D.J.Vieira, H.Weick, M.Winkler, H.Wollnik, T.Yamaguchi New results with stored exotic nuclei at relativistic energies ATOMIC MASSES 116,135,136,137,138,139,140Te, 117,119I, 117,118,119,120,121,122Xe, 116,117,118,119,120,121,122Pd, 143Sm; measured masses. Tl; analyzed proton separation energies, mass values. Schottky mass spectrometer.
doi: 10.1016/j.nuclphysa.2004.09.030
2004IL01 Phys.Rev.Lett. 92, 112502 (2004) S.Ilievski, T.Aumann, K.Boretzky, Th.W.Elze, H.Emling, A.Grunschloss, J.Holeczek, R.Holzmann, C.Kozhuharov, J.V.Kratz, R.Kulessa, A.Leistenschneider, E.Lubkiewicz, T.Ohtsuki, P.Reiter, H.Simon, K.Stelzer, J.Stroth, K.Summerer, E.Wajda, W.Walus, and the LAND Collaboration Evidence for Multiphonon Giant Resonances in Electromagnetic Fission of 238U NUCLEAR REACTIONS C, Sn, Pb(238U, X), E=500 MeV/nucleon; measured electromagnetic fission σ, fragment yields; deduced role of multiphonon giant resonance excitations.
doi: 10.1103/PhysRevLett.92.112502
2004LI33 Nucl.Phys. A734, 473 (2004) Yu.A.Litvinov, H.Geissel, Yu.N.Novikov, Z.Patyk, T.Radon, C.Scheidenberger, F.Attallah, K.Beckert, F.Bosch, M.Falch, B.Franzke, M.Hausmann, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, M.Steck, H.Wollnik Precision Experiments with Time-Resolved Schottky Mass Spectrometry
doi: 10.1016/j.nuclphysa.2004.01.089
2004SC37 Acta Phys.Hung.N.S. 19, 165 (2004) C.Scheidenberger, F.Attallah, K.Beckert, P.Beller, F.Bosch, D.Boutin, H.Eickhoff, T.Faestermann, M.Falch, B.Franczak, B.Franzke, H.Geissel, M.Hausmann, M.Hellstrom, E.Kaza, Th.Kerscher, O.Klepper, H.-J.Kluge, R.Koyama, C.Kozhuharov, K.-L.Kratz, Yu.A.Litvinov, K.Lobner, L.Maier, M.Matos, G.Munzenberg, F.Nolden, Yu.N.Novikov, T.Ohtsubo, A.Ostrowski, A.Ozawa, Z.Patyk, B.Pfeiffer, M.Portillo, W.Quint, T.Radon, V.Shishkin, J.Stadlmann, M.Steck, K.Summerer, T.Suzuki, M.B.Trzhaskovskaya, D.J.Vieira, S.Watanabe, H.Weick, M.Winkler, H.Wollnik, T.Yamaguchi Study of Basic Nuclear Properties of Highly-Charged Unstable Nuclei at the SIS-FRS-ESR Complex
doi: 10.1556/APH.19.2004.1-2.27
2004ST05 Phys.Lett. B 586, 27 (2004) J.Stadlmann, M.Hausmann, F.Attallah, K.Beckert, P.Beller, F.Bosch, H.Eickhoff, M.Falch, B.Franczak, B.Franzke, H.Geissel, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.A.Litvinov, K.E.G.Lobner, M.Matos, G.Munzenberg, N.Nankov, F.Nolden, Yu.N.Novikov, T.Ohtsubo, T.Radon, H.Schatz, C.Scheidenberger, M.Steck, H.Weick, H.Wollnik Direct mass measurement of bare short-lived 44V, 48Mn, 41Ti and 45Cr ions with isochronous mass spectrometry ATOMIC MASSES 44V, 48Mn, 41Ti, 45Cr; measured masses. In-flight separation, stored ions. Astrophysical implications discussed.
doi: 10.1016/j.physletb.2004.02.014
2003BO23 Phys.Rev. C 68, 024317 (2003) K.Boretzky, A.Grunschloss, S.Ilievski, P.Adrich, T.Aumann, C.A.Bertulani, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, M.Fallot, J.Holeczek, R.Holzmann, C.Kozhuharov, J.V.Kratz, R.Kulessa, Y.Leifels, A.Leistenschneider, E.Lubkiewicz, S.Mordechai, T.Ohtsuki, P.Reiter, H.Simon, K.Stelzer, J.Stroth, K.Summerer, A.Surowiec, E.Wajda, W.Walus, and the LAND Collaboration Two-phonon giant resonances in 136Xe, 208Pb, and 238U NUCLEAR REACTIONS C, Sn, 208Pb(136Xe, X), E=700 MeV/nucleon; C, Sn, Ho, Pb, U(208Pb, X), E=640 MeV/nucleon; C, Sn, Pb(238U, X), E=500 MeV/nucleon; measured Eγ, En, σ(E) and σ(θ) for electromagnetic excitation of projectile. 136Xe, 208Pb, 238U deduced two-phonon GDR energies, widths, decay properties.
doi: 10.1103/PhysRevC.68.024317
2003LI42 Phys.Lett. B 573, 80 (2003) Yu.A.Litvinov, F.Attallah, K.Beckert, F.Bosch, D.Boutin, M.Falch, B.Franzke, H.Geissel, M.Hausmann, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.N.Novikov, Z.Patyk, T.Radon, C.Scheidenberger, J.Stadlmann, M.Steck, M.B.Trzhaskovskaya, H.Wollnik Observation of a dramatic hindrance of the nuclear decay of isomeric states for fully ionized atoms RADIOACTIVITY 144mTb, 149mDy, 151mEr(EC), (IT) [from 209Bi fragmentation]; measured T1/2 of fully ionized atoms; deduced hindrance relative to neutral atom decay. Comparison with model predictions.
doi: 10.1016/j.physletb.2003.08.077
2002AT01 Nucl.Phys. A701, 561c (2002) F.Attallah, M.Hausmann, Y.A.Litvinov, T.Radon, J.Stadlmann, K.Beckert, F.Bosch, M.Falch, B.Franzke, H.Geissel, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Y.N.Novikov, Z.Patyk, W.Quint, H.Schatz, C.Scheidenberger, B.Schlitt, M.Steck, K.Summerer, H.Weick, H.Wollnik Mass and Lifetime Measurements at the Storage Ring ESR RADIOACTIVITY 168Ta(β+); measured T1/2 for decay of fully ionized atom.
doi: 10.1016/S0375-9474(01)01644-X
2002NO01 Nucl.Phys. A697, 92 (2002) Yu.N.Novikov, F.Attallah, F.Bosch, M.Falch, H.Geissel, M.Hausmann, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.A.Litvinov, K.E.G.Lobner, G.Munzenberg, Z.Patyk, T.Radon, C.Scheidenberger, A.H.Wapstra, H.Wollnik Mass Mapping of a New Area of Neutron-Deficient Suburanium Nuclides ATOMIC MASSES 168W, 172Os, 176Pt, 180,182,183Hg, 185Tl, 184,186,187Pb, 189,190,191Bi, 188,190,191,192,193,194,195,196Po, 193,194,195,196,197,198,199,200,201,202At, 195,196,197,198,199,200,201,202,203,204,205,206Rn, 200,201,202,203,204,205,206Fr, 202,203,204,205,206,207,208,209,210Ra, 206,207,208,209,210Ac, 209,210,211,212,213,214Th, 212,213,214Pa, 218U; analyzed α-decay data; deduced masses, proton and neutron separation energies. Comparison with mass formula predictions.
doi: 10.1016/S0375-9474(01)01233-7
2002OH06 Prog.Theor.Phys.(Kyoto), Suppl. 146, 493 (2002) T.Ohtsubo, F.Bosch, H.Geissel, C.Scheidenberger, F.Attallah, K.Beckert, P.Beller, T.Faestermann, B.Franzke, M.Hausmann, M.Hellstrom, P.Kienle, O.Klepper, C.Kozhuharov, Yu.Litvinov, L.Maier, G.Munzenberg, F.Nolden, Yu.Novikov, T.Radon, V.Shishkin, J.Stadlmann, M.Steck, T.Stohlker, K.Summerer, H.Weick, M.Winkler Direct Observation of Bound State Beta Decay of Bare 207Tl at FRS-ESR
doi: 10.1143/PTPS.146.493
2001GE06 Nucl.Phys. A685, 115c (2001) H.Geissel, F.Attallah, K.Beckert, F.Bosch, M.Falch, B.Franzke, M.Hausmann, Th.Kerscher, O.Klepper, H.-H.Kluge, C.Kozhuharov, Yu.Litvinov, K.E.G.Lobner, G.Munzenberg, N.Nankov, F.Nolden, Yu.Novikov, T.Ohtsubo, Z.Patyk, T.Radon, C.Scheidenberger, J.Stadlmann, M.Steck, K.Summerer, H.Weick, H.Wollnik Progress in Mass Measurements of Stored Exotic Nuclei at Relativistic Energies
doi: 10.1016/S0375-9474(01)00533-4
2001HA66 Hyperfine Interactions 132, 291 (2001) M.Hausmann, J.Stadlmann, F.Attallah, K.Beckert, P.Beller, F.Bosch, H.Eickhoff, M.Falch, B.Franczak, B.Franzke, H.Geissel, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.A.Litvinov, K.E.G.Lobner, G.Munzenberg, N.Nankov, F.Nolden, Yu.N.Novikov, T.Ohtsubo, T.Radon, H.Schatz, C.Scheidenberger, M.Steck, Z.Sun, H.Weick, H.Wollnik Isochronous Mass Measurements of Hot Exotic Nuclei ATOMIC MASSES 68As, 70,71Se, 73Br; measured mass excess. Storage rings, comparison with previous results.
doi: 10.1023/A:1011911720453
2001IL01 Nucl.Phys. A687, 178c (2001) S.Ilievski, T.Aumann, K.Boretzky, J.Cub, W.Dostal, B.Eberlein, Th.W.Elze, H.Emling, A.Grunschloss, J.Holeczek, R.Holzmann, C.Kozhuharov, J.V.Kratz, R.Kulessa, Y.Leifels, A.Leistenschneider, E.Lubkiewicz, T.Ohtsuki, P.Reiter, H.Simon, K.Stelzer, J.Stroth, A.Surowiec, E.Wajda, W.Walus, and the LAND Collaboration Multi-Phonon Giant Resonances and Coulomb Fission of 238U NUCLEAR REACTIONS C, Sn, Pb(238U, X), E=500 MeV/nucleon; measured Eγ, (neutron)γ-coin, fission fragment charge distributions following Coulomb excitation, electromagnetic excitation σ. 238U deduced GDR, double GDR, Giant Quadrupole Resonance, double GQR contributions to σ.
doi: 10.1016/S0375-9474(01)00618-2
2001LI64 Hyperfine Interactions 132, 283 (2001) Yu.A.Litvinov, F.Attallah, K.Beckert, F.Bosch, M.Falch, B.Franzke, H.Geissel, M.Hausmann, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.N.Novikov, Z.Patyk, W.Quint, T.Radon, C.Scheidenberger, M.Steck, L.Vermeeren, H.Wollnik Schottky Mass Measurements of Cooled Exotic Nuclei
doi: 10.1023/A:1011907602706
2001TO18 Nucl.Phys. A690, 298c (2001) M.Tomaselli, S.Fritzsche, A.Dax, P.Egelhof, C.Kozhuharov, T.Kuhl, D.Marx, M.Mutterer, S.R.Neumaier, W.Nortershauser, H.Wang, H.-J.Kluge Microscopic Model for Charge and Matter Distributions of Nuclei NUCLEAR STRUCTURE 5,6,7,9,11Li; calculated charge and matter density distributions, radii. Interacting microscopic clusters. Comparison with data.
doi: 10.1016/S0375-9474(01)00963-0
2000HE18 Eur.Phys.J. A 9, 55 (2000) S.Heinz, E.Berdermann, F.Heine, O.Joeres, P.Kienle, I.Koenig, W.Koenig, C.Kozhuharov, U.Leinberger, M.Rhein, A.Schroter, H.Tsertos, and the ORANGE Collaboration at GSI Positron Spectra from Internal Pair Conversion Observed in 238U + 181Ta Collisions NUCLEAR REACTIONS 181Ta(238U, X), E=6.3 MeV/nucleon; measured Eγ, Iγ, electron and positron spectra; deduced internal pair conversion process features. Double-Orange spectrometer.
doi: 10.1007/s100500070055
2000RA23 Nucl.Phys. A677, 75 (2000) T.Radon, H.Geissel, G.Munzenberg, B.Franzke, Th.Kerscher, F.Nolden, Yu.N.Novikov, Z.Patyk, C.Scheidenberger, F.Attallah, K.Beckert, T.Beha, F.Bosch, H.Eickhoff, M.Falch, Y.Fujita, M.Hausmann, F.Herfurth, H.Irnich, H.C.Jung, O.Klepper, C.Kozhuharov, Yu.A.Litvinov, K.E.G.Lobner, F.Nickel, H.Reich, W.Schwab, B.Schlitt, M.Steck, K.Summerer, T.Winkler, H.Wollnik Schottky Mass Measurements of Stored and Cooled Neutron-Deficient Projectile Fragments in the Element Range of 57 ≤ Z ≤ 84 ATOMIC MASSES 133La, 134Ce, 135,138Nd, 138Pm, 156Ho, 158Er, 158,160Tm, 160,161,162,164Yb, 162,163,164,166Lu, 164,165,166,167,168,170,171Hf, 167,168,169,170,171,173,175Ta, 170,171,172,173,174,175,176,177W, 172,173,174,175,176,177,178Re, 174,175,176,177,178,179,180,181Os, 177,178,179,180,181,183,184,185Ir, 178,179,180,181,182,183,184,185,187Pt, 181,182,183,184,185,187,188,189Au, 184,185,186,187,188,189,190,192Hg, 186,187,188,189,190,191,192,193,194,195Tl, 188,189,190,191,192,193,194,195,196,197,198Pb, 192,193,194,195,196,197,198Bi, 197,198,199,200,201,202Po; measured masses. Schottky mass spectrometry.
doi: 10.1016/S0375-9474(00)00304-3
1999RA32 Pramana 53, 609 (1999) T.Radon, H.Geissel, F.Attallah, K.Beckert, F.Bosch, A.Dolinsky, H.Eickhoff, M.Falch, B.Franczak, B.Franzke, Y.Fujita, M.Hausmann, M.Hellstrom, F.Herfurth, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.Litvinov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.Novikov, Z.Patyk, W.Quint, H.Reich, C.Scheidenberger, B.Schlitt, J.Stadlmann, M.Steck, K.Summerer, L.Vermeeren, M.Winkler, Th.Winkler, H.Wollnik Mass Measurements of Relativistic Projectile Fragments in the Storage Ring ESR ATOMIC MASSES Z=66-92; measured masses. Storage ring, Schottky spectroscopy.
doi: 10.1007/s12043-999-0038-3
1999SC46 Acta Phys.Hung.N.S. 10, 177 (1999) C.Scheidenberger, F.Attallah, K.Beckert, F.Bosch, H.Eickhoff, M.Falch, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, M.Hellstrom, F.Herfurth, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, Yu.A.Litvinov, K.E.G.Lobner, G.Munzenberg, F.Nolden, Yu.N.Novikov, Z.Patyk, W.Quint, T.Radon, H.Reich, H.Schatz, B.Schlitt, J.Stadlmann, M.Steck, K.Summerer, L.Vermeeren, H.Weick, M.Winkler, Th.Winkler, H.Wollnik Mass Measurements of Relativistic Exotic Nuclei ATOMIC MASSES 184,186,188,190,192Hg; measured masses. 179,180,181,183,185Ir, 181,182,183,184,185,187,188,189Au, 186,187,188,189,190,191,192,193,194,195Tl, 190,191,192,193,194,195,196Bi, 195,196,197,198,199,200At, 200,201,202,203,204Fr, 207,208Ac; measured masses; deduced one-proton separation energies. 189,191,192,194,198Pb, 190,192,194,195,196Bi, 196,198At, 202Fr; deduced proton-pairing energies. Schottky mass spectrometry, exotic nuclei from bismuth fragmentation.
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
1998SC09 Nucl.Phys. A630, 379c (1998) C.Scheidenberger, K.Beckert, T.Beha, F.Bosch, H.Eickhoff, M.Falch, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, F.Herfurth, H.Irnich, H.C.Jung, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, G.Kraus, K.E.G.Lobner, G.Munzenberg, F.Nickel, F.Nolden, Yu.Novikov, Z.Patyk, T.Radon, H.Reich, B.Schlitt, W.Schwab, M.Steck, K.Summerer, H.Wollnik Mass Measurements of Stored and Cooled Exotic Nuclei at GSI NUCLEAR REACTIONS 9Be(209Bi, X), E=930 MeV/nucleon; measured proton-rich fragments masses, one-proton separation energies for Z=76-89. Pb deduced shell-correction energy vs mass number.
doi: 10.1016/S0375-9474(97)00775-6
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
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
1997LE07 Phys.Lett. 394B, 16 (1997) U.Leinberger, E.Berdermann, F.Heine, S.Heinz, O.Joeres, P.Kienle, I.Koenig, W.Koenig, C.Kozhuharov, M.Rhein, A.Schroter, H.Tsertos New Results on e+e--Line Emission in U + Ta Collisions NUCLEAR REACTIONS 181Ta(238U, X), E=6.3 MeV/nucleon; measured e+e--production probability per collision.
doi: 10.1016/S0370-2693(97)00002-6
1997NO07 Nucl.Phys. A621, 297c (1997) F.Nolden, F.Bosch, K.Beckert, B.Franzke, O.Klepper, C.Kozhuharov, G.Menzel, R.Moshammer, H.Reich, B.Schlitt, M.Steck, T.Winkler, T.Faestermann, J.Friese, F.Heine, P.Kienle, E.Wefers, K.Zeitelhack, K.Takahashi Half-Life Measurement of the Bound State Beta Decay of 187Re75+ RADIOACTIVITY 187Re(β-); measured bound state β-decay T1/2. Heavy ion storage ring, galactic abundance implications.
doi: 10.1016/S0375-9474(97)00259-5
1997PE24 Nucl.Phys. A626, 253c (1997) M.Peter, J.Friese, A.Gillitzer, F.Heine, J.Homolka, P.Kienle, H.J.Korner, B.Franzke, C.Kozhuharov, H.Reich First Results from 1H(56,58Ni, p) Experiments at the Gas Target of the ESR NUCLEAR REACTIONS 1H(56Ni, 56Ni), (58Ni, 58Ni), E not given; measured σ(Ep, θ); deduced luminosity. Storage ring, gas targets, other beams, targets discussed.
doi: 10.1016/S0375-9474(97)00543-5
1997RA14 Phys.Rev.Lett. 78, 4701 (1997) T.Radon, Th.Kerscher, B.Schlitt, K.Beckert, T.Beha, F.Bosch, H.Eickhoff, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, H.Irnich, H.C.Jung, O.Klepper, H.-J.Kluge, C.Kozhuharov, G.Kraus, K.E.G.Lobner, G.Munzenberg, Yu.Novikov, F.Nickel, F.Nolden, Z.Patyk, H.Reich, C.Scheidenberger, W.Schwab, M.Steck, K.Summerer, H.Wollnik Schottky Mass Measurements of Cooled Proton-Rich Nuclei at the GSI Experimental Storage Ring NUCLEAR REACTIONS 9Be(209Bi, X), E=930 MeV/nucleon; measured proton rich isotopes mass for Z=60-84. 192Pb, 189Tl, 193Bi, 180Os, 188Hg deduced mass. 184Pt deduced mass, mass excess.
doi: 10.1103/PhysRevLett.78.4701
1997SC39 Nucl.Phys. A626, 315c (1997) B.Schlitt, K.Beckert, F.Bosch, H.Eickhoff, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, H.Irnich, O.Klepper, H.-J.Kluge, C.Kozhuharov, G.Kraus, G.Munzenberg, F.Nickel, F.Nolden, Z.Patyk, T.Radon, H.Reich, C.Scheidenberger, W.Schwab, M.Steck, K.Summerer, Th.Winkler, T.Beha, M.Falch, Th.Kerscher, K.E.G.Lobner, H.C.Jung, H.Wollnik, Yu.Novikov Schottky Mass Spectrometry at the ESR: A novel tool for precise direct mass measurements of exotic nuclei NUCLEAR REACTIONS 9Be(197Au, X), E=900 MeV/nucleon; 9Be(209Bi, X), E=930 MeV/nucleon; measured proton rich isotopes mass for Z=67-83. Schottky mass spectrometry.
doi: 10.1016/S0375-9474(97)00552-6
1997WE08 Nucl.Phys. A626, 215c (1997) E.Wefers, F.Bosch, T.Faestermann, B.Franzke, J.Friese, F.Heine, P.Kienle, O.Klepper, C.Kozhuharov, R.Moshammer, F.Nolden, H.Reich, M.Steck, K.Takahashi, K.Zeitelhack Observation of Bound-State β- Decay of Bare 187Re using Magnetic Analysis RADIOACTIVITY 187Re(β-); measured bound-state β-decay T1/2. Storage ring, fully ionized source.
doi: 10.1016/S0375-9474(97)00538-1
1997WO02 Nucl.Phys. A616, 346c (1997) H.Wollnik, K.Beckert, T.Beha, F.Bosch, H.Eickhoff, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, H.Irnich, H.C.Jung, Th.Kerscher, O.Klepper, H.-J.Kluge, C.Kozhuharov, G.Kraus, K.E.G.Lobner, G.Munzenberg, F.Nickel, F.Nolden, Yu.Novikov, T.Radon, H.Reich, C.Scheidenberger, B.Schlitt, W.Schwab, A.Schwinn, M.Steck, K.Summerer Direct Mass Measurements of Proton-Rich Nuclei in the Region from Tellurium to Polonium NUCLEAR REACTIONS 9Be(209Bi, X), E=930 MeV/nucleon; measured fragments revolution frequencies in ESR; deduced mass of proton rich isotopes of Te-Po with mass 135-209.
doi: 10.1016/S0375-9474(97)00107-3
1997WO11 Nucl.Phys. A626, 327c (1997) H.Wollnik, K.Beckert, T.Beha, F.Bosch, A.Dolinsky, H.Eickhoff, M.Falch, B.Franzke, Y.Fujita, H.Geissel, M.Hausmann, Th.Horvath, H.Irnich, H.C.Jung, Th.Kerscher, O.Klepper, C.Kozhuharov, G.Kraus, K.E.G.Lobner, G.Munzenberg, F.Nickel, F.Nolden, Yu.Novikov, T.Radon, H.Reich, C.Scheidenberger, B.Schlitt, W.Schwab, A.Schwinn, M.Steck, K.Summerer, M.Theiss, T.Winkler TOF-Mass-Measurements of Exotic Nuclei at the ESR of the GSI
doi: 10.1016/S0375-9474(97)00553-8
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
1996BO37 Phys.Rev.Lett. 77, 5190 (1996) F.Bosch, T.Faestermann, J.Friese, F.Heine, P.Kienle, E.Wefers, K.Zeitelhack, K.Beckert, B.Franzke, O.Klepper, C.Kozhuharov, G.Menzel, R.Moshammer, F.Nolden, H.Reich, B.Schlitt, M.Steck, T.Stohlker, T.Winkler, K.Takahashi Observation of Bound-State β- Decay of Fully Ionized 187Re: 187Re-187Os Cosmochronometry RADIOACTIVITY 187Re(β-); measured hydrogen like 187Os ions time-dependent growth, fully ionized source; deduced bare nuclei T1/2, 187Re-187Os cosmochronometry related features.
doi: 10.1103/PhysRevLett.77.5190
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
1996RU18 Nucl.Instrum.Methods Phys.Res. A369, 23 (1996) J.Ruzicka, S.Saro, V.P.Zrelov, P.V.Zrelov, E.D.Lapchik, H.Geissel, H.Irnich, C.Kozhuharov, A.Magel, G.Munzenberg, F.Nickel, C.Scheidenberger, H.-J.Schott, W.Schwab, T.Stohlker, B.Voss Investigation of Possible Applications of Cherenkov Technique to Measure Average Energy of Beams of Relativistic 79197Au Nuclei in Energy Range 0.64-0.99 GeV/u
doi: 10.1016/0168-9002(95)00596-X
1996RY02 Acta Phys.Pol. B27, 573 (1996) P.Rymuza, Th.Stohlker, H.Geissel, C.Kozhuharov, P.H.Mokler, R.Moshammer, F.Nickel, C.Scheidenberger, Z.Stachura, A.Warczak State Selective Capture Measured for Fast H-Like Bi Projectiles in Collisions with Ni Target Atoms NUCLEAR REACTIONS Ni(209Bi, X), E ≈ 82-200 MeV/nucleon; measured Doppler corrected (X-ray)(e)-coin, I(K X-ray) ratio; deduced electron capture σ(E).
1995BA11 Nucl.Phys. A583, 237c (1995) R.Bar, A.Balanda, J.Baumann, W.Berg, K.Bethge, H.Bokemeyer, H.Folger, O.Frohlich, R.Ganz, O.Hartung, M.Samek, P.Salabura, W.Schon, D.Schwalm, K.Stiebing, P.Thee, E.Berdermann, F.Heine, S.Heinz, O.Joeres, P.Kienle, I.Koenig, W.Koenig, C.Kozhuharov, U.Leinberger, A.Schroter, H.Tsertos, and the EPOS/ORANGE Collaborations Experiments on e+e--Line Emission in HI Collisions NUCLEAR REACTIONS 238U, 206,208Pb, 181Ta, 232Th(238U, X), E not given; measured pair-production sum-energy lines. 209Bi(208Pb, X), E=6.5, 6.9 MeV/nucleon; 206Pb(238U, X), E=5.8 MeV/nucleon; measured Doppler shifted Eγ, Iγ in pair production.
doi: 10.1016/0375-9474(94)00666-B
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
1995IR01 Phys.Rev.Lett. 75, 4182 (1995) H.Irnich, H.Geissel, F.Nolden, K.Beckert, F.Bosch, H.Eickhoff, B.Franzke, Y.Fujita, M.Hausmann, H.C.Jung, O.Klepper, C.Kozhuharov, G.Kraus, A.Magel, G.Munzenberg, F.Nickel, T.Radon, H.Reich, B.Schlitt, W.Schwab, M.Steck, K.Summerer, T.Suzuki, H.Wollnik Half-Life Measurements of Bare, Mass-Resolved Isomers in a Storage-Cooler Ring NUCLEAR REACTIONS 9Be(58Ni, X), E=360-380 MeV/nucleon; measured fragment frequency, Schottky spectra; deduced 52,53Fe, 53mFe, 52mMn decay features, T1/2. Secondary beams, fragment separator, storage-cooler ring. RADIOACTIVITY 52,53Fe(β+); measured β+; 52mMn(IT), (β+), (EC); 53mFe(IT); measured β++γ branches; deduced T1/2. Sources from projectile fragmentation in 9Be(58Ni, X) reaction. Secondary beams, fragment separator, storage-cooler ring.
doi: 10.1103/PhysRevLett.75.4182
1995KA61 Z.Phys. D35, 15 (1995) T.Kandler, Th.Stohlker, P.H.Mokler, C.Kozhuharov, H.Geissel, C.Scheidenberger, P.Rymuza, Z.Stachura, A.Warczak, R.W.Dunford, J.Eichler, A.Ichihara, T.Shirai Photon Angular Distribution of Radiative Electron Capture into the M Shell of He-Like Uranium Ions at 110-140 MeV/u NUCLEAR REACTIONS C(U, X), E at 110-140 MeV/nucleon; measured radiative electron capture (into M-shell) associated γ(θ).
doi: 10.1007/BF01439978
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
1994SC42 Nucl.Instrum.Methods Phys.Res. B90, 36 (1994) C.Scheidenberger, H.Geissel, Th.Stohlker, H.Folger, H.Irnich, C.Kozhuharov, A.Magel, P.H.Mokler, R.Moshammer, G.Munzenberg, F.Nickel, M.Pfutzner, P.Rymuza, W.Schwab, J.Ullrich, B.Voss Charge States and Energy Loss of Relativistic Heavy Ions in Matter NUCLEAR REACTIONS C, 27Al, Ni(209Bi, X), E=82 MeV/nucleon; measured X-ray spectra. C, Ni(209Bi, X), (197Au, X), E=80-1000 MeV/nucleon; measured total EC-capture σ vs E, ionization σ. Solid, gaseous media.
doi: 10.1016/0168-583X(94)95506-9
1993JU02 Nucl.Phys. A553, 309c (1993) M.Jung, F.Bosch, K.Beckert, H.Eickhoff, H.Folger, B.Franzke, A.Gruber, P.Kienle, O.Klepper, W.Koenig, C.Kozhuharov, R.Mann, R.Moshammer, F.Nolden, U.Schaaf, G.Soff, P.Spadtke, M.Steck, Th.Stohlker, K.Summerer First Observation of Bound State β- Decay RADIOACTIVITY 163Dy(β-); measured bound state β-decay T1/2. Bare 163Dy ions stored in heavy-ion storage ring.
doi: 10.1016/0375-9474(93)90631-7
1993KO29 Z.Phys. A346, 153 (1993) I.Koenig, E.Berdermann, F.Bosch, P.Kienle, W.Koenig, C.Kozhuharov, A.Schroter, H.Tsertos Investigations of Correlated e+e- Emission in Heavy-Ion Collisions Near the Coulomb Barrier NUCLEAR REACTIONS Pb, Ta, U(U, X), E=5.8-6.3 MeV/nucleon; measured e+e--coin; deduced pair emission mechanism.
doi: 10.1007/BF01294631
1992JU01 Phys.Rev.Lett. 69, 2164 (1992) M.Jung, F.Bosch, K.Beckert, H.Eickhoff, H.Folger, B.Franzke, A.Gruber, P.Kienle, O.Klepper, W.Koenig, C.Kozhuharov, R.Mann, R.Moshammer, F.Nolden, U.Schaaf, G.Soff, P.Spadtke, M.Steck, Th.Stohlker, K.Summerer First Observation of Bound-State β- Decay RADIOACTIVITY 163Dy(β-); measured bound state β-decay T1/2; deduced ν(e) mass bounds. 163Ho deduced Q(EC) bounds. Fully stripped 163Dy source, heavy ion storage ring.
doi: 10.1103/PhysRevLett.69.2164
1992ST13 Z.Phys. D23, 121 (1992) Th.Stohlker, C.Kozhuharov, A.E.Livingston, P.H.Mokler, Z.Stachura, A.Warczak Radiative Electron Capture into the K-, L- and M-Shell of Decelerated, Hydrogenic Ge Projectiles
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.
1987TS01 Z.Phys. A326, 235 (1987) H.Tsertos, F.Bosch, P.Kienle, W.Koenig, C.Kozhuharov, E.Berdermann, S.Huchler, W.Wagner Multiple Positron Structures Observed from U - U Collisions at 5.6 MeV/u and 5.9 MeV/u NUCLEAR REACTIONS U(U, e+X), E=5.6, 5.9 MeV/nucleon; measured positron spectra; deduced resonance structures, widths, σ. Orange type β-spectrometer.
1984CL02 Phys.Lett. 137B, 41 (1984) M.Clemente, E.Berdermann, P.Kienle, H.Tsertos, W.Wagner, C.Kozhuharov, F.Bosch, W.Koenig Narrow Positron Lines from U-U and U-Th Collisions NUCLEAR REACTIONS U(U, U), E=5.7, 5.9, 6.2 MeV/nucleon; Th, Pd(U, U), Th(Pb, Pb), E=5.9 MeV/nucleon; measured e+ creation probability vs E(e+); deduced positron creation mechanism.
doi: 10.1016/0370-2693(84)91102-X
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