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NSR database version of April 11, 2024.

Search: Author = O.Klepper

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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
Citations: PlumX Metrics


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
Citations: PlumX Metrics


2007KA15      Eur.Phys.J. A 31, 319 (2007)

O.Kavatsyuk, C.Mazzocchi, Z.Janas, A.Banu, L.Batist, F.Becker, A.Blazhev, W.Bruchle, J.Doring, T.Faestermann, M.Gorska, H.Grawe, A.Jungclaus, M.Karny, M.Kavatsyuk, O.Klepper, R.Kirchner, M.La Commara, K.Miernik, I.Mukha, C.Plettner, A.Plochocki, E.Roeckl, M.Romoli, K.Rykaczewski, M.Schadel, K.Schmidt, R.Schwengner, J.Zylicz

Beta decay of 101Sn

RADIOACTIVITY 101Sn(β+), (EC), (β+p) [from 50Cr(58Ni, 3nα)]; measured β-delayed Ep, Eγ, γγ-coin, T1/2. 101Sn deduced ground-state J, π. 101In deduced transitions. Mass separator.

NUCLEAR REACTIONS 50Cr(58Ni, 3nα), E=4.9, 5.2 MeV/nucleon; measured delayed Ep; deduced σ. Mass separator.

doi: 10.1140/epja/i2006-10217-3
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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
Citations: PlumX Metrics


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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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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
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2001JA16      Eur.Phys.J. A 12, 143 (2001)

Z.Janas, M.Karny, Y.Fujita, L.Batist, D.Cano-Ott, R.Collatz, P.Dendooven, A.Gadea, M.Gierlik, M.Hellstrom, Z.Hu, A.Jokinen, R.Kirchner, O.Klepper, F.Moroz, M.Oinonen, H.Penttila, A.Plochocki, E.Roeckl, B.Rubio, M.Shibata, J.L.Tain, V.Wittman

Total Absorption Spectroscopy of 58Cu Decay

RADIOACTIVITY 58Cu(β+), (EC) [from Si(40Ca, X)]; measured Eγ, Iγ; deduced Gamow-Teller strength. 58Ni levels deduced β-feeding intensity. Total absorption spectroscopy.

doi: 10.1007/s100500170021
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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
Citations: PlumX Metrics


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
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1999OI01      Eur.Phys.J. A 5, 151 (1999)

M.Oinonen, P.Baumann, P.Dendooven, Y.Fujita, M.Gorska, H.Grawe, Z.Hu, Z.Janas, A.Jokinen, R.Kirchner, O.Klepper, A.Knipper, W.Liu, H.Penttila, A.Plochocki, M.Ramdhane, E.Roeckl, G.Walter, J.Aysto

Beta Decay of 61Ga

RADIOACTIVITY 61Ga(β+) [from Si(36Ar, X)]; measured Eγ, Iγ, βγ-coin. 61Ga deduced ground state J, π, Iβ, log ft, Gamow-Teller matrix element.61Zn deduced levels, J, π, T1/2. On-line mass separator.

doi: 10.1007/s100500050271
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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
Citations: PlumX Metrics


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.


1998RA15      Phys.Lett. 432B, 22 (1998)

M.Ramdhane, P.Baumann, A.Knipper, G.Walter, Z.Janas, A.Plochocki, J.Aysto, P.Dendooven, A.Jokinen, M.Oinonen, H.Penttila, W.Liu, M.Gorska, H.Grawe, Z.Hu, R.Kirchner, O.Klepper, E.Roeckl, Y.Fujita, B.A.Brown

Beta-Decay of 56Cu

RADIOACTIVITY 56Cu(β+) [from Si(32S, xnyp)]; measured Eγ, Iγ, T1/2; deduced log ft. 56Ni deduced levels, J, π. Comparison with shell model. On-line mass separation.

doi: 10.1016/S0370-2693(98)00606-6
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Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics


1997CO21      Z.Phys. A358, 241 (1997)

R.Collatz, P.Kleinheinz, B.Rubio, J.L.Tain, M.Piiparinen, H.Keller, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt

Gamow-Teller Strength from the β+ Decay of 66147Dy81

RADIOACTIVITY 147Dy(β+); measured Eγ, Iγ; deduced Gamow-Teller strength functions. 147Tb levels deduced feeding Iβ. Total absorption spectrometer.

doi: 10.1007/s002180050319
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1997CO24      Z.Phys. A359, 115 (1997)

R.Collatz, P.Kleinheinz, C.T.Zhang, H.Keller, R.Kirchner, O.Klepper, E.Roeckl

Gamma-Decay of the (27/2)- 0.6s E3-Isomer in 68151Er83

RADIOACTIVITY 151mEr(IT) [from 96Mo(58Ni, n2p), E=4.4 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, I(ce). 151Er deduced levels, J, π, configurations. Other N=83 nuclei compared.

doi: 10.1007/s002180050375
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1997JA12      Nucl.Phys. A627, 119 (1997)

Z.Janas, A.Plochocki, J.Szerypo, R.Collatz, Z.Hu, H.Keller, R.Kirchner, O.Klepper, E.Roeckl, K.Schmidt, R.Bonetti, A.Guglielmetti, G.Poli, A.Piechaczek

Decay Studies of the Neutron-Deficient Isotopes 114-118Ba

RADIOACTIVITY 114,115,116Ba(β+p) [from 58,60Ni(58Ni, xn), E=3.5-4.3 MeV/nucleon]; 116,117,118Ba(β+p) [from 63Cu(58Ni, xnp), E=4.3-4.9 MeV/nucleon]; measured β-delayed Ep, Ip, Eγ, Iγ, γγ-coin, T1/2; deduced absolute branching ratios. Ge, Si, scintillator detectors, on-line mass separation.

NUCLEAR REACTIONS 58,60Ni(58Ni, xn), E=3.5-4.3 MeV/nucleon; 63Cu(58Ni, xnp), E=4.3-4.9 MeV/nucleon; measured Eγ, Iγ, γγ-coin; deduced production σ for 114,115,116,117,118Ba isotopes.

doi: 10.1016/S0375-9474(97)00505-8
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1997KL06      Nucl.Phys. A626, 199c (1997)

O.Klepper

Bound-State Beta Decay and Nuclear Lifetime Measurements at the Storage-Cooler Ring ESR

RADIOACTIVITY 19Ne, 52Fe(β+); 187Re(β-); reviewed, analyzed fully ionized sources T1/2. Storage ring, several measurement techniques discussed.

doi: 10.1016/S0375-9474(97)00537-X
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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
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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
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1997SC30      Nucl.Phys. A624, 185 (1997)

K.Schmidt, P.C.Divari, Th.W.Elze, R.Grzywacz, Z.Janas, I.P.Johnstone, M.Karny, H.Keller, R.Kirchner, O.Klepper, A.Plochocki, E.Roeckl, K.Rykaczewski, L.D.Skouras, J.Szerypo, J.Zylicz

Decay Properties of Very Neutron-Deficient Isotopes of Silver and Cadmium

RADIOACTIVITY 95Ag(β+), (EC) [from 58Ni(40Ca, 2np), E=4-4.5 MeV/nucleon]; 96Ag(β+), (EC) [from 60Ni(40Ca, 3np), E=4.1 MeV/nucleon]; 97Ag(β+), (EC) [from 60Ni(40Ca, 2np), E=4.1 MeV/nucleon]; 97Cd(β+), (EC) [from 60Ni(40Ca, 3n), E=4.2 MeV/nucleon]; measured Eγ, Iγ, γγ-, Xγ-coin, beta delayed Ep, Ip, pγ-coin; deduced log ft. 95,96,97Pd deduced levels, J, π. On-line mass separation, Ge, Si(Li) detectors.

NUCLEAR STRUCTURE 95,96,97Pd, 97Ag; calculated levels, Gamow-Teller transition strength. Shell model.

doi: 10.1016/S0375-9474(97)81834-9
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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
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1997SH13      Phys.Rev. C55, 1715 (1997)

M.Shibata, Z.Hu, J.Agramunt, D.Cano-Ott, R.Collatz, M.Gorska, H.Grawe, M.Hellstrom, Z.Janas, M.Karny, R.Kirchner, O.Klepper, A.Plochocki, E.Roeckl, K.Rykaczewski, K.Schmidt, A.Weber, J.Zylicz

β-Decay Studies of 107Sb and Other Neutron-Deficient Antimony Isotopes

RADIOACTIVITY 108,107Sb(EC), (β+); measured Eγ, Iγ, γ(X-ray)-coin; deduced β-decay T1/2. 107,108Sn levels deduced transitions. Shell model. 105Sn(β+); measured decay spectra; deduced no conclusive proton decay evidence. 103,104,105,106Sb(β+), (EC); analyzed Q(EC), T1/2. Quasiparticle RPA.

doi: 10.1103/PhysRevC.55.1715
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1997ST29      Nucl.Phys. A626, 495c (1997)

M.Steck, K.Beckert, F.Bosch, H.Eickhoff, B.Franzke, O.Klepper, F.Nolden, H.Reich, B.Schlitt, P.Spadtke, T.Winkler

Cooled Heavy Ion Beams at the ESR

doi: 10.1016/S0375-9474(97)00574-5
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1997SZ04      Z.Phys. A359, 117 (1997)

J.Szerypo, R.Grzywacz, Z.Janas, M.Karny, M.Pfutzner, A.Plochocki, K.Rykaczewski, J.Zylicz, M.Huyse, G.Reusen, J.Schwarzenberg, P.Van Duppen, A.Woehr, H.Keller, R.Kirchner, O.Klepper, A.Piechaczek, E.Roeckl, K.Schmidt, L.Batist, A.Bykov, V.Wittman, B.A.Brown

Decay Properties of Ground-State and Isomer of 103In

RADIOACTIVITY 103In(β+)(EC) [from 50Cr(58Ni, 2n3p), E=5.9 MeV/nucleon]; measured Eγ, Iγ, γγ-coin following decay; deduced log ft, Gamow-Teller strength. 103mIn(IT) [from 50Cr(58Ni, 2n3p), E=5.9 MeV/nucleon]; measured T1/2. 101In(β+) [from 50Cr(58Ni, 4n3p), E=5.9 MeV/nucleon]; measured Eγ, Iγ, γγ-coin following decay, T1/2. 103Cd deduced levels. Shell model calculations.

doi: 10.1007/s002180050376
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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
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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
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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
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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
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1996KU19      Hyperfine Interactions 99, 145 (1996)

T.Kuhl, S.Borneis, St.Becker, A.Dax, T.Engel, R.Grieser, G.Huber, I.Klaft, O.Klepper, A.Kohl, D.Marx, K.Meier, R.Neumann, F.Schmitt, P.Seelig, L.Volker

Precision Laser Spectroscopy of Highly Charged Ions

NUCLEAR MOMENTS 209Bi; measured hfs. Precision laser spectroscopy, highly charged ions.

ATOMIC PHYSICS 209Bi; measured hfs. Precision laser spectroscopy, highly charged ions.


1996SC22      Hyperfine Interactions 99, 117 (1996)

B.Schlitt, K.Beckert, T.Beha, H.Eickhoff, B.Franzke, H.Geissel, H.Irnich, H.C.Jung, T.F.Kerscher, O.Klepper, K.E.G.Lobner, G.Munzenberg, F.Nolden, Y.Novikov, T.Radon, H.Reich, A.Schwinn, M.Steck, K.Summerer, T.Winkler, H.Wollnik

Schottky Mass Spectrometry at the Heavy Ion Storage Ring ESR

NUCLEAR REACTIONS Ar(197Au, X)196Au/195Au/194Au/192Au/193Pt/192Pt/191Pt/187Pt/188Ir/187Ir/185Os, E=295 MeV/nucleon; measured broad-band Schottky spectra residuals from 197Au fragmentation. 187Pt deduced mass. Heavy ion storage ring.

doi: 10.1007/BF02274915
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1995BA25      Z.Phys. A351, 149 (1995)

L.Batist, A.Bykov, F.Moroz, V.Wittmann, G.D.Alkhazov, H.Keller, R.Kirchner, O.Klepper, E.Roeckl, M.Huyse, P.Van Duppen, G.Reusen, A.Plochocki, M.Pfutzner, K.Rykaczewski, J.Szerypo, J.Zylicz, B.A.Brown

Gamow-Teller Strength Distribution in Beta-Decay of 100Ag from Total-Absorption Gamma Spectrometry

RADIOACTIVITY 100Ag(EC), (β+); measured Gamow-Teller transition strength distribution in 100Pd. Total absorption γ-spectrometry. Model comparison.

doi: 10.1007/BF01289525
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1995GU01      Nucl.Phys. A583, 867c (1995)

A.Guglielmetti, B.Blank, R.Bonetti, Z.Janas, H.Keller, R.Kirchner, O.Klepper, A.Piechaczek, A.Plochocki, G.Poli, P.B.Price, E.Roeckl, K.Schmidt, J.Szerypo, A.J.Westphal

Production of 114Ba in 58Ni Reactions and Detection of Its Cluster Radioactivity

NUCLEAR REACTIONS 63Cu, 58Ni(58Ni, X), E=4.9 MeV/nucleon; measured charged particle spectra following residuals decay; deduced 114,115,116,117,118Ba decay characteristics.

RADIOACTIVITY 115,116,117,118Ba(α); 114Ba(α), (12C) [from 63Cu, 58Ni(58Ni, X), E=4.9 MeV/nucleon]; measured Eα, decay T1/2. Model comparison.

doi: 10.1016/0375-9474(94)00776-J
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1995GU10      Phys.Rev. C52, 740 (1995)

A.Guglielmetti, R.Bonetti, G.Poli, P.B.Price, A.J.Westphal, Z.Janas, H.Keller, R.Kirchner, O.Klepper, A.Piechaczek, E.Roeckl, K.Schmidt, A.Plochocki, J.Szerypo, B.Blank

Identification of the New Isotope 114Ba and Search for Its α and Cluster Radioactivity

NUCLEAR REACTIONS, ICPND 58Ni(58Ni, 2n), E=4.2 MeV/nucleon; measured residual production σ.

RADIOACTIVITY 114Ba(β-), (α), (12C) [from 58Ni(58Ni, 2n), E=4.2 MeV/nucleon]; measured total β-decay T1/2, α-, 12C-decay T1/2 lower limit.

doi: 10.1103/PhysRevC.52.740
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1995HU06      Phys.Lett. 347B, 198 (1995)

F.Humbert, T.Nilsson, W.Schwab, M.Zinser, Th.Blaich, M.J.G.Borge, L.V.Chulkov, Th.W.Elze, H.Emling, B.Franzke, H.Freiesleben, H.Geissel, K.Grimm, D.Guillemaud-Mueller, P.G.Hansen, R.Holzmann, H.Irnich, L.Johannsen, B.Jonson, J.G.Keller, O.Klepper, H.Klingler, J.V.Kratz, R.Kulessa, D.Lambrecht, Y.Leifels, A.Magel, M.Mohar, A.C.Mueller, G.Munzenberg, P.Moller, F.Nickel, G.Nyman, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, B.M.Sherrill, H.Simon, K.Stelzer, J.Stroth, O.Tengblad, W.Trautmann, E.Wajda, E.Zude

Longitudinal and Transverse Momentum Distributions of 9Li Fragments from Break-Up of 11Li

NUCLEAR REACTIONS C, 27Al, Pb(11Li, X), E=280 MeV/nucleon; measured 9Li transverse longitudinal momentum distributions following 11Li breakup, two-neutron removal σ.

doi: 10.1016/0370-2693(95)00072-S
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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
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1995JA16      Phys.Scr. T56, 262 (1995)

Z.Janas, H.Keller, R.Kirchner, O.Klepper, A.Piechaczek, E.Roeckl, K.Schmidt, M.Huyse, J.von Schwarzenberg, J.Szerypo, P.Van Duppen, L.Vermeeren, F.Albus, H.-J.Kluge, G.Passler, F.P.Scheerer, N.Trautmann, V.N.Fedoseyev, V.I.Mishin, R.Grzywacz, A.Plochocki, K.Rykaczewski, J.Zylicz

Beta Decay of the New Isotope 101Sn

RADIOACTIVITY 101Sn(β+p) [from 50Cr(58Ni, 5n2p), E not given]; measured β-delayed Ep, Ip, T1/2. On-line mass separator, chemically selective ion sources.

doi: 10.1088/0031-8949/1995/T56/044
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1995KR04      Z.Phys. A351, 11 (1995)

K.Krumbholz, W.-D.Schmidt-Ott, T.Hild, V.Kunze, F.Meissner, C.Wennemann, H.Keller, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, K.Rykaczewski

Evidence for the I(π) = 8-, K = 8 Isomeric State in 184Hf

NUCLEAR REACTIONS W(136Xe, X), E=11.4 MeV/nucleon; measured Eβ, Iβ, Eγ, Iγ, βγ-, γγ-coin.

RADIOACTIVITY 184Lu(β-) [from W(136Xe, X), E=11.4 MeV/nucleon]; measured Eβ, Iβ, Eγ, Iγ, βγ-, γγ-coin. 184Lu deduced T1/2. 184Hf deduced levels, Eγ, relative Iγ, T1/2.

doi: 10.1007/BF01292780
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1995NI04      Nucl.Phys. A583, 795c (1995)

T.Nilsson, F.Humbert, W.Schwab, M.Zinser, Th.Blaich, M.J.G.Borge, L.V.Chulkov, H.Eickhoff, Th.W.Elze, H.Emling, B.Franzke, H.Freiesleben, H.Geissel, K.Grimm, D.Guillemaud-Mueller, P.G.Hansen, R.Holzmann, H.Irnich, L.Johannsen, B.Jonson, J.G.Keller, O.Klepper, H.Klingler, J.V.Kratz, R.Kulessa, D.Lambrecht, Y.Leifels, A.Magel, M.Mohar, E.F.Moore, A.C.Mueller, G.Munzenberg, P.Moller, F.Nickel, G.Nyman, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, B.M.Sherrill, H.Simon, K.Stelzer, J.Stroth, O.Tengblad, W.Trautmann, E.Wajda, E.Zude, and the S034 Collaboration

Dissociation of 8He into 6He + n + X at 240 MeV/u

NUCLEAR REACTIONS C, Pb(8He, X), E=240 MeV/nucleon; measured (6He+n) projectile breakup, product transverse momentum distribution.

doi: 10.1016/0375-9474(94)00760-K
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1995PF01      Nucl.Phys. A581, 205 (1995)

M.Pfutzner, A.Plochocki, K.Rykaczewski, J.Szerypo, J.Zylicz, H.Keller, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, M.Huyse, G.Reusen, P.Van Duppen, B.A.Brown

The Gamow-Teller Decay of 105Sn to Three-Particle States in 105In

RADIOACTIVITY 105Sn(EC), (β+) [from 50Cr(50Ni, n2p), E=5.3 MeV/nucleon, mass separation]; measured Eγ, Iγ, γγ-coin, T1/2. 105In deduced levels, Gamow-Teller transition strength distribution. Enriched target. Ge detectors.

NUCLEAR STRUCTURE 105Sn, 105In; calculated Gamow-Teller transition strength distribution. Shell model.

doi: 10.1016/0375-9474(94)00330-P
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1995SZ01      Nucl.Phys. A584, 221 (1995)

J.Szerypo, M.Huyse, G.Reusen, P.Van Duppen, Z.Janas, H.Keller, R.Kirchner, O.Klepper, A.Piechaczek, E.Roeckl, D.Schardt, K.Schmidt, R.Grzywacz, M.Pfutzner, A.Plochocki, K.Rykaczewski, J.Zylicz, G.Alkhazov, L.Batist, A.Bykov, V.Wittmann, B.A.Brown

Beta Decay of Neutron-Deficient Even-Mass Indium Isotopes: Evidence for population of highly-excited states in the Cadmium-daughter nuclei

RADIOACTIVITY 100,102,104In(EC), (β+) [from 50Cr(58Ni, xn3p), E=5.6 MeV/nucleon]; measured Eγ, Iγ, β-delayed Ep, Ip, Eβ, pγ-, βγ-, γγ-coin, T1/2; deduced B(GT). 102Cd deduced levels. Ge, Si detectors, on-line mass separation.

doi: 10.1016/0375-9474(94)00513-M
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1995ZI03      Phys.Rev.Lett. 75, 1719 (1995)

M.Zinser, F.Humbert, T.Nilsson, W.Schwab, Th.Blaich, M.J.G.Borge, L.V.Chulkov, H.Eickhoff, Th.W.Elze, H.Emling, B.Franzke, H.Freiesleben, H.Geissel, K.Grimm, D.Guillemaud-Mueller, P.G.Hansen, R.Holzmann, H.Irnich, B.Jonson, J.G.Keller, O.Klepper, H.Klingler, J.V.Kratz, R.Kulessa, D.Lambrecht, Y.Leifels, A.Magel, M.Mohar, A.C.Mueller, G.Munzenberg, F.Nickel, G.Nyman, A.Richter, K.Riisager, C.Scheidenberger, G.Schrieder, B.M.Sherrill, H.Simon, K.Stelzer, J.Stroth, O.Tengblad, W.Trautmann, E.Wajda, E.Zude

Study of the Unstable Nucleus 10Li in Stripping Reactions of the Radioactive Projectiles 11Be and 11Li

NUCLEAR REACTIONS C(11Li, X), E=280 MeV/nucleon; (11Be, X), E=460 MeV/nucleon; measured neutron radial momentum distributions in coincidence with fragment following projectile breakup. 10Li deduced possible level. 11Li deduced neutron halo related features.

doi: 10.1103/PhysRevLett.75.1719
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1994ME13      Z.Phys. A349, 13 (1994)

R.Menegazzo, P.Kleinheinz, R.Collatz, H.Guven, J.Styczen, D.Schardt, H.Keller, O.Klepper, G.Walter, A.Huck, G.Marguier, J.Blomqvist, and the ISOLDE Collaboration

The N = 83 Nucleus 149Dy from Gamow-Teller Decay of Its (11/2)- and (1/2)+ 149Ho Parents

RADIOACTIVITY 149Ho(β+) [from 94,95Mo(58Ni, X), E=5-4 MeV/nucleon]; measured γγ-, γ(X-ray)-coin; deduced (1/2)+, (11/2)- level decay, T1/2. 149Dy deduced Gamow-Teller decay strength, levels, configuration.

doi: 10.1007/BF01296328
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1994SC35      Z.Phys. A350, 99 (1994)

K.Schmidt, T.W.Elze, R.Grzywacz, Z.Janas, R.Kirchner, O.Klepper, A.Plochocki, E.Roeckl, K.Rykaczewski, L.D.Skouras, J.Szerypo

Decay Properties of the New Isotopes 94Ag and 95Ag

RADIOACTIVITY 94,95Ag(β+p) [from 58Ni(40Ca, xnp), E=5 MeV/nucleon]; measured β-delayed proton energy, time spectra, T1/2. Model comparison.

doi: 10.1007/BF01290677
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1993BE65      J.Phys.(London) B26, 1557 (1993)

H.F.Beyer, K.D.Finlayson, D.Liesen, P.Indelicato, C.T.Chantler, R.D.Deslattes, J.Schweppe, F.Bosch, M.Jung, O.Klepper, W.Konig, R.Moshammer, K.Beckert, H.Eickhoff, B.Franzke, A.Gruber, F.Nolden, P.Spadtke, M.Steck

X-Ray Transitions Associated with Electron Capture into Bare Dysprosium

ATOMIC PHYSICS Dy; measured X-ray production σ.

doi: 10.1088/0953-4075/26/9/004
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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
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1993WA03      Z.Phys. A345, 21 (1993)

J.Wauters, P.Dendooven, M.Huyse, G.Reusen, P.Van Duppen, R.Kirchner, O.Klepper, E.Roeckl

Alpha-Decay Study of 188Pb and 180,182Hg

RADIOACTIVITY 188Pb [from 155Gd(40Ar, 7n), E=240 MeV]; 180,182Hg(α) [from 144,147Sm(40Ar, 4n), (40Ar, 5n), E=180, 225 MeV]; 180Au(α); measured Eα, Iα, (α)(X-ray)(t), α(e)(t), αγ-coin; deduced precise T1/2. 184Hg deduced doublet, J, π, hindrance factors. 176,178Pt deduced level J, π. 176Ir deduced tentative level scheme.

doi: 10.1007/BF01290335
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1992GE08      Phys.Rev.Lett. 68, 3412 (1992)

H.Geissel, K.Beckert, F.Bosch, H.Eickhoff, B.Franczak, B.Franzke, M.Jung, O.Klepper, R.Moshammer, G.Munzenberg, F.Nickel, F.Nolden, U.Schaaf, C.Scheidenberger, P.Spadtke, M.Steck, K.Summerer, A.Magel

First Storage and Cooling of Secondary Heavy-Ion Beams at Relativistic Energies

RADIOACTIVITY 19Ne(β+), (EC); measured in-flight β+-decay pattern; deduced T1/2. Secondary radioactive beam.

doi: 10.1103/PhysRevLett.68.3412
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1992GE09      Nucl.Instrum.Methods Phys.Res. B70, 286 (1992)

H.Geissel, P.Armbruster, K.H.Behr, A.Brunle, K.Burkard, M.Chen, H.Folger, B.Franczak, H.Keller, O.Klepper, B.Langenbeck, F.Nickel, E.Pfeng, M.Pfutzner, E.Roeckl, K.Rykaczewski, I.Schall, D.Schardt, C.Scheidenberger, K.-H.Schmidt, A.Schroter, T.Schwab, K.Summerer, M.Weber, G.Munzenberg, T.Brohm, H.-G.Clerc, M.Fauerbach, J.-J.Gaimard, A.Grewe, E.Hanelt, B.Knodler, M.Steiner, B.Voss, J.Weckenmann, C.Ziegler, A.Magel, H.Wollnik, J.P.Dufour, Y.Fujita, D.J.Vieira, B.Sherrill

The GSI Projectile Fragment Separator (FRS): A versatile magnetic system for relativistic heavy ions

doi: 10.1016/0168-583X(92)95944-M
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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
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1992ME07      Z.Phys. A341, 475 (1992)

R.Menges, U.Dinger, N.Boos, G.Huber, S.Schroder, S.Dutta, R.Kirchner, O.Klepper, T.Kuhl, D.Marx, G.D.Sprouse

Nuclear Moments and the Change in the Mean Square Charge Radius of Neutron Deficient Thallium Isotopes

RADIOACTIVITY 190,192,194,196,191,188Tl [from Pb isotopes decay following W(16O, xn) reaction]; measured hfs, isomeric shifts; deduced μ, quadrupole moments, rms charge radii.

doi: 10.1007/BF01301392
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1992PL01      Z.Phys. A342, 43 (1992)

A.Plochocki, K.Rykaczewski, T.Batsch, J.Szerypo, J.Zylicz, R.Barden, O.Klepper, E.Roeckl, D.Schardt, H.Gabelmann, P.Hill, H.Ravn, T.Thorsteinsen, I.S.Grant, H.Grawe, P.Manakos, L.D.Skouras, and the ISOLDE Collaboration

Gamow-Teller Beta Decay of the Very Neutron-Deficient N = 50 Nuclide 98Cd

RADIOACTIVITY 98Cd(EC), (β+) [from Sn(p, X), E=600 MeV]; measured Eγ, Iγ, γγ-, γ(X-ray)-coin; deduced Q(EC). 98Ag deduced levels, relative Iγ, ICC, J, π, Gamow-Teller transition strength, γ-multipolarity. Shell model.


1992WA14      Z.Phys. A342, 277 (1992)

J.Wauters, P.Dendooven, P.Decrock, M.Huyse, R.Kirchner, O.Klepper, G.Reusen, E.Roeckl, P.Van Duppen

The Alpha-Branching Ratios of the 188,190,192Pb Isotopes

RADIOACTIVITY 190,192Pb(α) [from 181Ta(20Ne, xnp), E < 240 MeV]; 188Pb(α) [from 155Gd(40Ar, 7n), E=240 MeV]; measured Eα, Iα, Eγ, Iγ, E X-ray, I X-ray; deduced α-branching ratios.

doi: 10.1007/BF01291510
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1991BE04      Nucl.Phys. A522, 557 (1991)

K.Becker, F.Meissner, W.-D.Schmidt-Ott, U.Bosch, V.Kunze, H.Salewski, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, K.Rykaczewski

Investigation of the New Isotope 172Ho and of 174Er

RADIOACTIVITY 172Ho, 174Er [from 186W(136Xe, X), E=11.6 MeV/nucleon, mass separation]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2. 172Er, 174Tm deduced levels, J, π. Plastic scintillators, Ge detectors.

NUCLEAR STRUCTURE 172Ho, 174Tm; calculated levels. Deformed shell model.

doi: 10.1016/0375-9474(91)90080-P
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1991DU07      Z.Phys. A341, 39 (1991)

S.B.Dutta, R.Kirchner, O.Klepper, T.U.Kuhl, D.Marx, G.D.Sprouse, R.Menges, U.Dinger, G.Huber, S.Schroder

Measurement of Isotope Shift and Hyperfine Splitting of 190,191,193,197Pb Isotopes by Collinear Laser Spectroscopy

RADIOACTIVITY 190,191Pb(α), (β+), (EC); 193,197Pb(β+), (EC) [from W(16O, xn), E=9-10 MeV/nucleon]; measured hfs, isotope shift; deduced hyperfine coupling constants for 191,193,197Pb. 191,193,197Pb levels deduced μ, quadrupole moment. Collinear laser spectroscopy.

doi: 10.1007/BF01281272
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1991KE06      Nucl.Instrum.Methods Phys.Res. A300, 67 (1991)

H.Keller, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, R.S.Simon, P.Kleinheinz, C.F.Liang, P.Paris

A Summation-Free β+-Endpoint Spectrometer

RADIOACTIVITY 149mTb [from 94,95Mo(58Ni, X), E=5.3 MeV/nucleon]; measured β+γ-coin; deduced β+-endpoint energy. Summation-free β+-endpoint spectrometer.

doi: 10.1016/0168-9002(91)90707-W
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1991KE08      Z.Phys. A339, 355 (1991)

H.Keller, R.Barden, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, I.S.Grant, A.Plochocki, K.Rykaczewski, J.Szerypo, J.Zylicz, and the ISOLDE Collaboration

Q(EC) Value and Gamow-Teller Strength of the 102Cd EC/β+ Decay

RADIOACTIVITY 102Cd [from 92Mo(16O, X), 50Cr(58Ni, X), E=9.2, 5.3 MeV/nucleon, respectively; Sn(p, X), E=600 MeV]; measured Eγ, Iγ, I(ce), γ(X-ray)-coin, γγ-coin; deduced T1/2, Q(EC). 102Ag deduced levels, J, π, ICC, Gamow-Teller transition strength.

doi: 10.1007/BF01560637
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1991KE11      Z.Phys. A340, 363 (1991)

H.Keller, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, R.S.Simon, P.Kleinheinz, R.Menegazzo, C.F.Liang, P.Paris, K.Rykaczewski, J.Zylicz

β+-Endpoint Measurements Near 100Sn and 146Gd

RADIOACTIVITY 104Sn, 147Tb, 148,149Dy, 149Ho, 150Er, 151Tm(β+); measured γ-spectra, Eβ; deduced Q(EC). 104Sn deduced mass excess. Other nuclei discussed.

doi: 10.1007/BF01290323
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1991SC06      Nucl.Phys. A522, 610 (1991)

W.-D.Schmidt-Ott, F.Meissner, P.Koschel, U.Bosch-Wicke, R.Kirchner, O.Klepper, H.Folger, E.Roeckl, A.Plochocki, K.Rykaczewski, Z.Preibisz

Neutron-Rich Isotope Production in Reactions of 50Ti with (nat)W and 238U and in Fission of 238U with 13 MeV/u 20Ne

NUCLEAR REACTIONS 238U(50Ti, X), E=6.2, 6.8 MeV/nucleon; W(50Ti, X), E=13.5 MeV/nucleon; 238U(20Ne, F), E=13 MeV/nucleon; measured fission, multi-nucleon transfer fragment isotopic yields; deduced reaction characteristics.

doi: 10.1016/0375-9474(91)90084-J
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1991SZ03      Nucl.Phys. A528, 203 (1991)

J.Szerypo, D.Bazin, B.A.Brown, D.Guillemaud-Mueller, H.Keller, R.Kirchner, O.Klepper, D.Morrissey, E.Roeckl, D.Schardt, B.Sherrill

The Beta Decay of 48Mn Improved Data on Gamow-Teller Quenching

RADIOACTIVITY 48Mn [from 12C(40Ca, 3np)]; measured T1/2, β-delayed Eγ, Iγ, β-delayed Ep, Ip, γγ-, pγ-coin; deduced log ft. 48Cr deduced levels, Fermi and Gamow-Teller transition strength. Shell-model calculations. Ge, surface-barrier Si detectors, on-line mass separation.

doi: 10.1016/0375-9474(91)90424-5
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1990DI09      Hyperfine Interactions 59, 77 (1990)

U.Dinger, S.Dutta, J.Eberz, G.Huber, R.Kirchner, O.Klepper, T.Kuhl, D.Marx, R.Menges, S.Schroder, G.Sprouse

Laser Spectroscopy of Radioactive Lead and Thallium Isotopes

NUCLEAR MOMENTS 204,206,207,208Pb; measured hfs, isotope shifts; deduced μ, electric quadrupole moments, rms charge radii. Collinear fast beam laser spectroscopy.

RADIOACTIVITY 190,191,192,193,194,195,196,197Pb, 188,190,191,192,194,196Tl; measured hfs, isotope shifts; deduced μ, electric quadrupole moments, rms charge radii. Collinear fast beam laser spectroscopy.

doi: 10.1007/BF02401195
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1990SZ02      Nucl.Phys. A507, 357 (1990)

J.Szerypo, R.Barden, L.Kalinowski, R.Kirchner, O.Klepper, A.Plochocki, E.Roeckl, K.Rykaczewski, D.Schardt, J.Zylicz

Low-Lying Levels in 104In and a Problem of Spin-Mixing in Hyperfine Fields

RADIOACTIVITY 104Sn(EC), (β+) [from 58Ni(50Cr, xnyp), E=5 MeV/nucleon]; 104mIn(IT); measured Eγ, Iγ, I(ce), βγ-, β(ce)-, γ(ce)-coin, T1/2. 104In deduced levels, ICC, transition γ-multipolarity. Plastic scintillator, Ge, mini-orange detectors, on-line mass separation.

doi: 10.1016/0375-9474(90)90297-Y
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1989DI12      Nucl.Phys. A503, 331 (1989)

U.Dinger, J.Eberz, G.Huber, R.Menges, R.Kirchner, O.Klepper, T.Kuhl, D.Marx

Nuclear Moments and Change in the Charge Radii of Neutron-Deficient Silver Isotopes

RADIOACTIVITY 101,103,104,105,105m,106mAg [from 97Mo(16O, xn3p), 92Mo(12C, xnp)]; measured hfs, isotope shifts; deduced hyperfine structure constants. 101,103,105Ag deduced magnetic dipole moments μ, electric quadrupole moments, change in rms radii, deformation β.

NUCLEAR MOMENTS 107,109Ag; measured hfs, isotope shifts; deduced hyperfine structure constants. 107,109Ag deduced magnetic dipole moments μ, quadrupole moments, rms radii changes, deformation β.

doi: 10.1016/0375-9474(89)90239-X
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1989RY04      Nucl.Phys. A499, 529 (1989)

K.Rykaczewski, K.-L.Gippert, N.Kaffrell, R.Kirchner, O.Klepper, V.T.Koslowsky, W.Kurcewicz, W.Nazarewicz, E.Roeckl, E.Runte, D.Schardt, W.-D.Schmidt-ott, P.Tidemand-Petersson

Investigation of Neutron-Rich Rare-Earth Nuclei Including the New Isotopes 177Tm and 184Lu

RADIOACTIVITY 177Tm, 184Lu [from W(136Xe, X), E=9, 11.7 MeV/nucleon; W(186W, X), E=11.7, 15 MeV/nucleon; W(238U, X), E=11.4 MeV/nucleon; mass separation]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2. 177Yb, 184Hf deduced levels, J, π. Plastic scintillators, Ge detectors.

NUCLEAR STRUCTURE 171Er, 180Yb, 180,181,183,185Lu, 175,177,179,181,183,185Hf; calculated levels, allowed unhindered beta transitions. Deformed shell model.

doi: 10.1016/0375-9474(89)90544-7
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1988BA02      Z.Phys. A329, 11 (1988)

R.Barden, A.Plochocki, D.Schardt, B.Rubio, M.Ogawa, P.Kleinheinz, R.Kirchner, O.Klepper, J.Blomqvist

Beta-Decay of 27/2- Isomers in N = 83 Nuclei

NUCLEAR REACTIONS 96Mo(58Ni, n2p), (64Zn, n4p), E=5 MeV/nucleon; measured Eγ, Iγ, γγ-coin. 151Er deduced isomer T1/2, decay features, IT to β-decay branching, B(E3), levels, J, π, γ-multipolarity. 90Zr(64Zn, n4p), 89Y(64Zn, n3p), E=5 MeV/nucleon; measured Eγ, Iγ. 149Dy deduced isomer decay characteristics, β-branching, log ft. 151Ho deduced levels, J, π, γ-multipolarity. 92Mo(64Zn, n2p), E=5 MeV/nucleon; measured Eγ, Iγ, E X-ray, I X-ray. 153Yb deduced T1/2, no E3 isomer.

RADIOACTIVITY 151mEr [from 96Mo(58Ni, n2p), (64Zn, n4p), E=5 MeV/nucleon]; measured Eγ, Iγ, γγ-coin; deduced isomer T1/2, decay characteristics, IT to β-decay branching, B(E3). 151Ho deduced levels, J, π, γ-multipolarity. 149mDy [from 90Zr(64Zn, n4p), 89Y(64Zn, n3p), E=5 MeV/nucleon]; measured Eγ, Iγ; deduced isomer decay characteristics, β-branching, log ft.


1988BA10      Z.Phys. A329, 319 (1988)

R.Barden, R.Kirchner, O.Klepper, A.Plochocki, G.-E.Rathke, E.Roeckl, K.Rykaczewski, D.Schardt, J.Zylicz

The Gamow-Teller Beta Decay of Neutron-Deficient Even Isotopes of Tin

NUCLEAR REACTIONS 50Cr(58Ni, X), E=5 MeV/nucleon; measured γγ-coin.

RADIOACTIVITY 104Sn(EC), (β+) [from 50Cr(58Ni, X), E=5 MeV/nucleon]; measured Eγ, Iγ, γγ-, γ(X-ray), γ(ce)-coin; deduced Q(EC), T1/2, Gamow-Teller decay features. 104In deduced levels, transition γ-multipolarity, ICC, isomer, possible J, π. 106,108Sn; analyzed data; deduced Q(EC), T1/2, Gamow-Teller decay features. 106In deduced levels, transition γ-multipolarity, ICC. Model comparison.


1988BO06      Nucl.Phys. A477, 89 (1988)

U.Bosch, W.-D.Schmidt-Ott, E.Runte, P.Tidemand-Petersson, P.Koschel, F.Meissner, R.Kirchner, O.Klepper, E.Roeckl, K.Rykaczewski, D.Schardt

Beta- and Gamma-Decay Studies of Neutron-Rich Chromium, Manganese, Cobalt and Nickel Isotopes Including the New Isotopes 60Cr and 60gMn

RADIOACTIVITY 58,59,60Cr, 58,60Mn, 65,66,67Co, 69Ni [from W(76Ge, X), E=11.5 MeV/nucleon, mass separation]; measured E(γ), I(γ), βγ-, γγ-coin, T1/2, Q(β); deduced log ft. 58Mn, 65,66,67Ni, 69Cu deduced levels, J, π. Plastic scintillators, Si, Ge detectors.

doi: 10.1016/0375-9474(88)90362-4
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1987DI06      Z.Phys. A328, 253 (1987)

U.Dinger, J.Eberz, G.Huber, R.Menges, S.Schroder, R.Kirchner, O.Klepper, T.Kuhl, D.Marx, G.D.Sprouse

Nuclear Moments and Change in the Charge-Radii of Neutron Deficient Lead Isotopes

RADIOACTIVITY 192,194,195,196Pb [from W(16O, xn)]; measured hfs, isotope shifts; deduced hyperfine constants. 195Pb deduced μ, spectroscopic quadrupole moments, rms charge radius. 192,194,196Pb deduced rms charge radii. Collinear laser spectroscopy.

NUCLEAR MOMENTS Pb; measured isotope shifts, hfs. 204,206,207,208Pb deduced rms charge radii. Collinear laser spectroscopy.


1987EB01      Z.Phys. A326, 121 (1987)

J.Eberz, U.Dinger, G.Huber, H.Lochmann, R.Menges, G.Ulm, R.Kirchner, O.Klepper, T.U.Kuhl, D.Marx

Nuclear Spins, Moments and Charge Radii of 108-111Sn

NUCLEAR MOMENTS 112,114,115,116,117,118,119,120,122,124Sn; measured hfs, isotope shifts. 112,114,115,116,117,118,119,120,121,122,123,124,125Sn deduced J, rms charge radii.

RADIOACTIVITY 108,109,110,111Sn [from 97,98Mo(16O, 4n), 98Mo(16O, 6n), E=6-9 MeV/nucleon]; measured hfs, isotope shifts. 108,109,110,111Sn deduced J, μ, quadrupole moment, rms charge radii, deformation parameters.


1987EB02      Nucl.Phys. A464, 9 (1987)

J.Eberz, U.Dinger, G.Huber, H.Lochmann, R.Menges, R.Neugart, R.Kirchner, O.Klepper, T.Kuhl, D.Marx, G.Ulm, K.Wendt, and the ISOLDE Collaboration

Spins, Moments and Mean Square Charge Radii of 104-127In Determined by Laser Spectroscopy

RADIOACTIVITY 104,105,106,107,108,109,110,111,112,116,117,118,119,120,121,122,123,124,125,126,127In; measured hfs, isotope shifts; deduced hyperfine constants, μ, electric quadrupole moments, J, rms charge radii, deformation β. Collinear fast beam laser spectroscopy.

NUCLEAR MOMENTS 113,115In; measured hfs, isotope shifts; deduced hyperfine constants, spins, magnetic dipole moments, electric quadrupole moments, rms charge radii, deformation β. Collinear fast-beam laser spectroscopy.

doi: 10.1016/0375-9474(87)90419-2
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1987KI14      Nucl.Instrum.Methods Phys.Res. B26, 235 (1987)

R.Kirchner, O.Klepper, D.Schardt, T.Sekine

Ion Source Development for the GSI On-Line Isotope Separator

NUCLEAR REACTIONS 12C(40Ca, X)47V/45Cr/47Cr/49Cr/48Mn/49Mn/50mMn/49Fe, E=7.3, 9.8, 13 MeV/nucleon; Zr, 93Nb, Mo, Ru, Rh, Pd, Cd(40Ca, X), (58Ni, X)145Dy/146Ho/150Er/151Tm/152Yb/157Lu, E ≈ 5 MeV/nucleon; measured residue yields, isotope separation efficiencies. Activation technique.

doi: 10.1016/0168-583X(87)90756-7
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1987KU09      Nucl.Instrum.Methods Phys.Res. B26, 419 (1987)

T.Kuhl, R.Kirchner, O.Klepper, D.Marx, U.Dinger, J.Eberz, G.Huber, H.Lochmann, R.Menges, G.Ulm

Optical Spectroscopy using Mass-Separated Beams: Nuclear properties of unstable Indium and Tin isotopes

RADIOACTIVITY 104,105,106,107,108,109,110,111In, 108,109,110,111Sn [from Mo(16O, xnp), (16O, xn)]; measured hfs, isotope shifts. 104,105,106,107,108,109,110,111In, 108,109,110,111Sn deduced charge radii, deformation parameters. Fast beam laser spectroscopy.

doi: 10.1016/0168-583X(87)90788-9
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1987RU04      Z.Phys. A328, 119 (1987)

E.Runte, W.-D.Schmidt-Ott, W.Eschner, I.Rosner, R.Kirchner, O.Klepper, K.Rykaczewski

The Decay of the New Isotope 180Yb and the Search for the r-Process Path to 180mTa

RADIOACTIVITY 180Yb(β-) [from W(186W, X), E=15 MeV/nucleon]; measured γγ-, βγ-, (X-ray)(X-ray)-coin; deduced T1/2, 180mTa r-production implications. 180Lu deduced levels, γ-branching.

NUCLEAR REACTIONS W(186W, X), E=15 MeV/nucleon; measured γγ-, βγ-coin, X-rays; deduced evidence for 180Yb.


1987SE07      Nucl.Phys. A467, 93 (1987)

T.Sekine, J.Cerny, R.Kirchner, O.Klepper, V.T.Koslowsky, A.Plochocki, E.Roeckl, D.Schardt, B.Sherrill, B.A.Brown

The Beta Decay of 48Mn: Gamow-Teller quenching in fp-shell nuclei

NUCLEAR STRUCTURE 48V, 48Cr; calculated levels. 44V, 48Ca; calculated Gamow-Teller transition strength distribution. Shell model.

RADIOACTIVITY 48Mn(β+p) [from 12C(40Ca, 3np), E=11.4 MeV/nucleon]; measured β-delayed E(p), I(p), Eγ, βγ-, γγ-coin, T1/2; deduced log ft. 48Cr deduced levels, I(β), γ-branching. Plastic scintillator, Ge(Li), surface barrier Si detectors. On-line mass separation.

doi: 10.1016/0375-9474(87)90330-7
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1986BJ01      Nucl.Phys. A453, 463 (1986)

T.Bjornstad, M.J.G.Borge, J.Blomqvist, R.D.Von Dincklage, G.T.Ewan, P.Hoff, B.Jonson, K.Kawade, A.Kerek, O.Klepper, G.Lovhoiden, S.Mattsson, G.Nyman, H.L.Ravn, G.Rudstam, K.Sistemich, O.Tengblad, and the ISOLDE Collaboration

The Doubly Closed Shell Nucleus 50132Sn82

RADIOACTIVITY 132In(β-) [from U(p, F)]; measured Eγ, Iγ, I(ce), E(n), T1/2, γγ-, βγ-coin; deduced Qβ. 132Sn deduced level scheme, B(E2), neutron separation energy, ICC. Uranium carbide target. Ge(Li), Si(Li), 3He ion chamber, plastic scintillator telescope detectors. On-line mass separation.

doi: 10.1016/0375-9474(86)90447-1
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1986EB01      Z.Phys. A323, 119 (1986)

J.Eberz, U.Dinger, T.Horiguchi, G.Huber, H.Lochmann, R.Menges, R.Kirchner, O.Klepper, T.Kuhl, D.Marx, E.Roeckl, D.Schardt, G.Ulm

Collinear Laser Spectroscopy on 108g,108mIn using an Ion Source with Bunched Beam Release

RADIOACTIVITY 108,108mIn(EC), (β+) [from 97Mo(16O, 4np)]; measured hfs, isotope shifts. 108,108mIn deduced μ, nuclear rms charge radii, quadrupole moment, J. Collinear laser spectroscopy, bunched beam release ion source.


1986GI08      Nucl.Phys. A453, 1 (1986)

K.-L.Gippert, E.Runte, W.-D.Schmidt-Ott, P.Tidemand-Petersson, N.Kaffrell, P.Peuser, R.Kirchner, O.Klepper, W.Kurcewicz, P.O.Larsson, E.Roeckl, D.Schardt, K.Rykaczewski

Decay Studies of Neutron-Rich Radium and Actinium Isotopes, including the New Nuclides 232Ra and 232,234Ac

RADIOACTIVITY 232Ra, 231,232,233,234Ac(β-) [from W(238U, X), E=11.4 MeV/nucleon, mass separation]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2; deduced log ft. 232,234Th deduced levels, J, π. Plastic scintillators, Ge detectors.

doi: 10.1016/0375-9474(86)90025-4
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1986KI14      Nucl.Instrum.Methods Phys.Res. A247, 265 (1986)

R.Kirchner, O.Klepper, D.Marx, G.-E.Rathke, B.Sherrill

An Ion Source with Storage Capability for Bunched Beam Release and Controlled Chemical Separation

NUCLEAR REACTIONS 92Mo(16O, X)103Sn/104Sn/105Sn/103In/104In/105In/103Cd/104Cd, /105Cd/103Ag/104Ag/105Ag, E=8.2 MeV/nucleon; 58Ni(50Cr, X)103Sn/104Sn/105Sn/103In/104In/105In/103Cd/104Cd/105Cd/103Ag/104Ag/105Ag, E=4.7 MeV/nucleon; measured residual yields. Gamma-spectroscopic techniques, bunched beam release, controlled chemical separation. Evaporation calculation comparison.

doi: 10.1016/0168-9002(86)91307-0
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1986MI16      Nucl.Instrum.Methods Phys.Res. A243, 395 (1986)

C.Michel, E.Grosse, H.Noll, H.Dabrowski, H.Heckwolf, O.Klepper, F.J.Muller, H.Stelzer, C.Brendel, W.Rosch

Large Solid Angle Detector for Hard Photons and Neutral Pions from Nucleus-Nucleus Collisions below 100 MeV/u

NUCLEAR REACTIONS 1H(π-, π0), E at 250 MeV/c; measured pion spectra, invariant mass spectra. 12C(12C, π0), E=84 MeV/nucleon; measured σ(θ(π)) vs pion momentum. Lead glass spectrometer.

doi: 10.1016/0168-9002(86)90973-3
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1985BO49      Phys.Lett. 164B, 22 (1985)

U.Bosch, W.-D.Schmidt-Ott, P.Tidemand-Petersson, E.Runte, W.Hillebrandt, M.Lechle, F.-K.Thielemann, R.Kirchner, O.Klepper, E.Roeckl, K.Rykaczewski, D.Schardt, N.Kaffrell, M.Bernas, Ph.Dessagne, W.Kurcewicz

Beta-Decay Half-Lives of New Neutron-Rich Chromium-to-Nickel Isotopes and Their Consequences for the Astrophysical R-Process

RADIOACTIVITY 58,59Cr, 63Mn, 66,67Co, 69Ni(β-) [from W(76Ge, X), E=11.4 MeV/nucleon]; measured Eγ, Eβ, βγ-coin; deduced T1/2, r-process implications. Other data considered.

doi: 10.1016/0370-2693(85)90023-1
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1985KI08      Nucl.Instrum.Methods 234, 224 (1985)

R.Kirchner, D.Marx, O.Klepper, V.T.Koslowsky, T.Kuhl, P.O.Larsson, E.Roeckl, K.Rykaczewski, D.Schardt, J.Eberz, G.Huber, H.Lochmann, R.Menges, G.Ulm

Intense Beams of Mass-Separated, Neutron-Deficient Indium, Tin, Thallium and Lead Isotopes

NUCLEAR REACTIONS 98Mo(16O, xnp)112In/111In/110In/109In/108In/107In/106In/105In, E=50-160 MeV/nucleon; calculated residuals production σ(E). 92,94,98Mo(16O, xn), (16O, xnp)104Sn/105Sn/106Sn/107Sn/108Sn/109Sn/110Sn/111Sn/112Sn/104In/105In/106In/107In/108In/109In/110In/111In, E not given; measured residuals ground state, isomer production rates.

doi: 10.1016/0168-9002(85)90909-X
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1985KL10      Z.Phys. A322, 705 (1985)

P.Kleinheinz, B.Rubio, M.Ogawa, M.Piiparinen, A.Plochocki, D.Schardt, R.Barden, O.Klepper, R.Kirchner, E.Roeckl

Beta-Decay of 151Yb

RADIOACTIVITY 151Yb(β+) [from 96Ru(56Ni, n2p)]; measured Eγ, Iγ, E X-ray, I X-ray, γ(X-ray)-coin. 151Tm deduced levels, J, π, isomer, T1/2, γ-branching, γ-multipolarity.

doi: 10.1007/BF01415157
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1985LO18      Z.Phys. A322, 703 (1985)

H.Lochmann, U.Dinger, J.Eberz, G.Huber, R.Menges, G.Ulm, R.Kirchner, O.Klepper, T.U.Kuhl, D.Marx, D.Schardt

Nuclear Moments and Charge Radii of 105,106In

RADIOACTIVITY 105,106In(β+), (EC) [from 94Mo(16O, 4np), (16O, 3np), E=9 MeV/nucleon]; measured optical hfs, isotope shifts. 105,106In deduced μ, intrinsic quadrupole moments, nuclear charge distribution rms radii.

doi: 10.1007/BF01415156
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1985RA19      Z.Phys. A321, 599 (1985)

G.-E.Rathke, K.Rykaczewski, R.Kirchner, O.Klepper, V.T.Koslowsky, E.Roeckl, D.Schardt, I.S.Grant, P.O.Larsson, A.Plochocki, J.Zylicz, P.Tidemand-Petersson

Decay Properties of the New Proton-Rich Nucleus 104Sn: Mass determinations beyond the proton drip line

RADIOACTIVITY 104Sn(β+), (EC) [from 50Cr(58Ni, 2n2p), E=4.68 MeV/nucleon]; measured Eγ, Iγ, γγ-, γ(X-ray)-coin; deduced Q(EC), T1/2. 104In deduced levels, (β+/(β++EC)) ratios. 108Te, 109I, 112Xe, 113Cs deduced mass excess. Other data input.

NUCLEAR REACTIONS 50Cr(58Ni, 2n2p), E=4.68 MeV/nucleon; measured Eγ, Iγ, γγ-, γ(X-ray)-coin.

doi: 10.1007/BF01432436
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1985RU05      Nucl.Phys. A441, 237 (1985)

E.Runte, K.-L.Gippert, W.-D.Schmidt-Ott, P.Tidemand-Petersson, L.Ziegeler, R.Kirchner, O.Klepper, P.O.Larsson, E.Roeckl, D.Schardt, N.Kaffrell, P.Peuser, M.Bernas, P.Dessagne, M.Langevin, K.Rykaczewski

Decay Studies of Neutron-Rich Isotopes of Manganese, Iron, Cobalt, Nickel, Copper and Zinc

RADIOACTIVITY 60,61Mn, 63,64Fe, 63,65Co, 67,69Ni, 69Cu, 73mZn(β-) [from W(82Se, X), E=11.5 MeV/nucleon, mass separation]; measured Eγ, Iγ, βγ-, γγ-coin, T1/2; deduced log ft. 61Fe, 63,64Co, 63,65Ni, 67Cu, 69,73Zn deduced levels, J, π. Plastic scintillators, Ge detectors.

doi: 10.1016/0375-9474(85)90032-6
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1985RY02      Z.Phys. A322, 263 (1985)

K.Rykaczewski, I.S.Grant, R.Kirchner, O.Klepper, V.T.Koslowsky, P.O.Larson, E.Nolte, G.Nyman, E.Roeckl, D.Schardt, L.Spanier, P.Tidemand-Petersson, E.F.Zganjar, J.Zylicz

The Gamow-Teller Transitions in the 96Pd → 96Rh Decay

RADIOACTIVITY 96Pd(EC), (β+) [from 60Ni(40Ca, xnyp), E=167 MeV]; measured Eγ, Iγ, γγ-coin; deduced Q(EC), mass excess, (β+/(EC+β+)) branching ratios. 96Rh deduced levels, J, π, γ-multipolarity, Gamow-Teller transition strengths.

doi: 10.1007/BF01411890
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1985TI02      Nucl.Phys. A437, 342 (1985)

P.Tidemand-Petersson, R.Kirchner, O.Klepper, E.Roeckl, D.Schardt, A.Plochocki, J.Zylicz

β-Delayed Particle Emission from Neutron-Deficient Te, I, Xe, Cs and Ba Isotopes

RADIOACTIVITY 108,109Te, 110,112I, 113Xe, 114,116Cs, 117Ba(β+p), (β+α) [from 58,63Cu(58Ni, xnyp), E=290 MeV]; measured β-delayed Ep, Ip, Eα, Iα, Eβ, Iβ, pγ-, pβ+-, αγ-, X-rayp-coin; deduced Q(EC)-Sp, proton-, α-branching ratios. 112Te deduced mass, transitions. 110Te, 113I, 116Xe; deduced transitions. Enriched targets, mass separated samples, plastic scintillator, Ge, Ge(Li), surface barrier Si detectors.

doi: 10.1016/0375-9474(85)90094-6
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1985UL03      Z.Phys. A321, 395 (1985)

G.Ulm, J.Eberz, G.Huber, H.Lochmann, R.Menges, R.Kirchner, O.Klepper, T.Kuhl, P.O.Larsson, D.Marx, D.Murnick, D.Schardt

Nuclear Moments and Charge Radii of 107-111In Determined by Laser Spectroscopy

RADIOACTIVITY 107,108,109,110mIn(EC), (β+); 111In(EC); measured hfs, isotope shifts; deduced μ, quadrupole moment, rms charge radii. Collinear fast atomic beam laser spectroscopy, on-line mass separated sources.

NUCLEAR MOMENTS 113,115In; measured hfs, isotope shifts; deduced μ, quadrupole moment, rms charge radii. Collinear fast atomic beam laser spectroscopy.

doi: 10.1007/BF01411970
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