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Search: Author = G.Herrmann

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1996WI27      Nucl.Instrum.Methods Phys.Res. A370, 532 (1996)

B.Wierczinski, K.Eberhardt, G.Herrmann, J.V.Kratz, M.Mendel, A.Nahler, F.Rocker, U.Tharun, N.Trautmann, K.Weiner, N.Wiehl, J.Alstad, G.Skarnemark

Liquid-Scintillation Spectroscopy of α-Particle Emitters and Detection of Spontaneous Fission Events for On-Line Studies of Actinide and Transactinide Elements

RADIOACTIVITY ²²⁶Ra, ²³³U, ²⁴¹Am, ^222,220,219Rn, ^{218,216,215,214}Po, ²³⁹Pu, ²⁵²Cf(α); ¹⁶¹Hf(α) [from Sm(Ne, X), E=155 MeV]; measured α-spectra; deduced detector resolution. Extractive HDEHP liquid scintillator, stationary, flowing solutions.

doi: 10.1016/0168-9002(95)00830-6
Citations: PlumX Metrics

1995WI28      Radiochim.Acta 69, 77 (1995)

B.Wierczinski, J.Alstad, K.Eberhardt, B.Eichler, H.Gaggeler, G.Herrmann, D.Jost, A.Nahler, M.Pense-Maskow, A.V.R.Reddy, G.Skarnemark, N.Trautmann, A.Turler

Fast On-Line Solvent Extraction with the SISAK-3 Centrifuge System as a Test of Chemical Studies of the Elements 105 and 106

1993MU13      Phys.Rev. C48, 981 (1993)

R.Muller, R.Baran, U.Bohnert, P.Helbig, G.Herrmann, A.Hofmann, O.Jakel, H.Kruger, D.Malz, W.Menzel, H.-W.Ortner, L.Schweinzer, S.Wirth

ππ-Angular Correlations for π^-p → π⁺π^-n in the Region of the Δ Dominance

NUCLEAR REACTIONS ¹H(π^-, π⁺π^-), E=284 MeV; measured σ(θ(π⁺), θ(π^-)) vs E(π⁺), invariant mass distribution; deduced reaction mechanism. Weinberg's Lagrangian based models, relativistic corrections, contribution of nonlinear terms.

doi: 10.1103/PhysRevC.48.981
Citations: PlumX Metrics

1992HI12      Nucl.Instrum.Methods Phys.Res. A321, 216 (1992)

U.Hickmann, N.Greulich, N.Trautmann, G.Herrmann

Preparation of Thin Counting Samples by Volatilization-Condensation

RADIOACTIVITY ²¹⁰Po(α); measured α-spectra; deduced detector resolution. Thin counting samples preparation.

NUCLEAR REACTIONS ²⁴⁸Cm(²³⁸U, F), E not given; analyzed fission product metallic element yields, γ-decay data. Volatilization-condensation thin counting samples preparation.

doi: 10.1016/0168-9002(92)90390-P
Citations: PlumX Metrics

1990AL43      Radiochim.Acta 51, 145 (1990)

T.Altzitzoglou, J.Rogowski, M.Skalberg, J.Alstad, G.Herrmann, N.Kaffrell, G.Skarnemark, W.Talbert, N.Trautmann

Fast Chemical Separation of Technetium from Fission Products and Decay Studies of ¹⁰⁹Tc and ¹¹⁰Tc

RADIOACTIVITY ^109,110Tc(β^-) [from ²⁴⁹Cf(n, F)]; measured γγ(t), Eγ, Iγ. ¹¹⁰Ru deduced levels, J, π.

1990OR03      Phys.Rev.Lett. 64, 2759 (1990)

H.-W.Ortner, R.Baran, U.Bohnert, M.Dillig, G.Herrmann, A.Hofmann, P.Helbig, O.Jakel, W.Kluge, H.Kruger, D.Malz, H.Matthay, R.Muller, W.Menzel, L.Schweinzer, S.Wirth

Kinematically Complete Measurement of the Reaction π^-p → π⁺π^-n in the Region of Δ Dominance as a Test of Chiral Lagrangians

NUCLEAR REACTIONS ¹H(π^-, π^-π⁺), E=247-330 MeV; measured π⁺π^-(θ); deduced σ(θ(π⁺), σ(π^-)) vs π⁺ momentum. Kinematically complete experiment.

doi: 10.1103/PhysRevLett.64.2759
Citations: PlumX Metrics

1990SC11      Z.Phys. A335, 421 (1990)

U.W.Scherer, W.Bruchle, M.Brugger, C.Frink, H.Gaggeler, G.Herrmann, J.V.Kratz, K.J.Moody, M.Schadel, K.Summerer, N.Trautmann, G.Wirth

Reactions of ⁴⁰Ar with ²³³U, ²³⁵U, and ²³⁸U at the Barrier

NUCLEAR REACTIONS, ICPND ^233,235,238U(⁴⁰Ar, X), E ≈ 5.3 MeV/nucleon; measured residual yields for Z=86-98. ²³⁵U(⁴⁰Ar, X), E ≈ 5.3 MeV/nucleon; measured Eα, Iα; deduced tentative decay chains for ^233,235,238U(⁴⁰Ar, xn) residues.

RADIOACTIVITY ²⁷⁰Ds, ²⁶⁹Ds, ²⁷²Ds, ²⁷¹Ds, ²⁷⁵Ds, ²⁷⁴Ds; analyzed calculated Eα, α-decay T_1/2; deduced tentative decay chains.

1989HE31      Nucl.Phys. A505, 352 (1989)

G.Herrmann

Technetium or Masurium - A Comment on the History of Element 43

doi: 10.1016/0375-9474(89)90379-5
Citations: PlumX Metrics

1989RU07      Nucl.Instrum.Methods Phys.Res. A281, 547 (1989)

W.Ruster, F.Ames, H.-J.Kluge, E.-W.Otten, D.Rehklau, F.Scheerer, G.Herrmann, C.Muhleck, J.Riegel, H.Rimke, P.Sattelberger, N.Trautmann

A Resonance Ionization Mass Spectrometer as an Analytical Instrument for Trace Analysis

NUCLEAR MOMENTS ^242,239Pu; measured isotope shift, hfs data. Resonance ionization mass spectrometer.

RADIOACTIVITY ^244,241,240Pu; measured isotope shift, hfs data. Resonance ionization mass spectrometer.

doi: 10.1016/0168-9002(89)91489-7
Citations: PlumX Metrics

1988GR30      Radiochim.Acta 43, 223 (1988)

K.E.Gregorich, R.A.Henderson, D.M.Lee, M.J.Nurmia, R.M.Chasteler, H.L.Hall, D.A.Bennett, C.M.Gannett, R.B.Chadwick, J.D.Leyba, D.C.Hoffman, G.Herrmann

Aqueous Chemistry of Element 105

NUCLEAR REACTIONS ²⁴⁹Bk(¹⁸O, 5n), E=117 MeV; measured α-spectra following residual decay; deduced ²⁶²Db fission branch, fission, α-activity production σ.

RADIOACTIVITY ²⁶²Db(α), (SF) [from ²⁴⁹Bk(¹⁸O, 5n), E=117 MeV]; ²⁵⁸Lr [from ²⁶²Db decay]; measured Eα, Iα, αα(t). ²⁶²Db deduced fission branch.

1988KA14      Z.Phys. A330, 55 (1988)

T.Karlewski, N.Hildebrand, M.Brugger, N.Kaffrell, N.Trautmann, G.Herrmann

Beta-Decay of ^{148, 150, 152}Pr into Levels of ^{148, 150, 152}Nd

RADIOACTIVITY ^148,150,152Pr(β^-) [from ²³⁵U(n, F), E=thermal]; measured Eγ, Iγ, γγ-coin, γγ(θ). ^148,150,152Nd deduced levels, J, π.

1987HI12      Nucl.Instrum.Methods Phys.Res. A260, 407 (1987)

N.Hildebrand, C.Frink, N.Greulich, U.Hickmann, J.V.Kratz, N.Trautmann, G.Herrmann, M.Brugger, H.Gaggeler, K.Summerer, G.Wirth

A Cryosystem for the Detection of Alpha and Spontaneous-Fission Activities in Volatile Species

NUCLEAR REACTIONS ²⁴⁸Cm(⁴⁸Ca, X)²¹⁰Rn/²¹¹Rn/²¹²Rn/²¹⁹Rn/²²⁰Rn/²²¹Rn/²²²Rn, E not given; ²³⁸U(²³⁸U, X)²¹⁰Rn/²¹¹Rn/²¹²Rn/²¹⁹Rn/²²⁰Rn/²²¹Rn/²²²Rn, E=6.5, 7.45 MeV/nucleon; measured residual production σ vs mass.

doi: 10.1016/0168-9002(87)90108-2
Citations: PlumX Metrics

1987MO29      Z.Phys. A328, 417 (1987)

K.J.Moody, W.Bruchle, M.Brugger, H.Gaggeler, B.Haefner, M.Schadel, K.Summerer, H.Tetzlaff, G.Herrmann, N.Kaffrell, J.V.Kratz, J.Rogowski, N.Trautmann, M.Skalberg, G.Skarnemark, J.Alstad, M.M.Fowler

New Nuclides: Neptunium-243 and Neptunium-244

RADIOACTIVITY ^243,244Np(β^-) [from ²⁴⁴Pu(¹³⁶Xe, X), E=835 MeV]; measured Eγ, Iγ. ²⁴³Np level deduced J, T_1/2, Iγ per decay. ²⁴⁴Np level deduced T_1/2, possible, J, π, Iγ per decay. ²⁴⁴Pu deduced possible level.

NUCLEAR REACTIONS ²⁴⁴Pu(¹³⁶Xe, X)²³⁸Np/²³⁹Np/²⁴⁰Np/^240mNp/²⁴¹Np, E=835 MeV; measured residual production σ.

1986GA06      Phys.Rev. C33, 1983 (1986)

H.Gaggeler, W.Bruchle, M.Brugger, M.Schadel, K.Summerer, G.Wirth, J.V.Kratz, M.Lerch, Th.Blaich, G.Herrmann, N.Hildebrand, N.Trautmann, D.Lee, K.J.Moody, K.E.Gregorich, R.B.Welch, G.T.Seaborg, D.C.Hoffman, W.R.Daniels, M.M.Fowler, H.R.von Gunten

Production of Cold Target-Like Fragments in the Reaction of ⁴⁸Ca + ²⁴⁸Cm

NUCLEAR REACTIONS ²⁴⁸Cm(Ca, X)²¹⁰Rn/²¹¹Rn/²¹²Rn/²¹⁹Rn/²²⁰Rn/²²¹Rn/²²²Rn/²²¹Ra/²²²Ra/²²³Ra/²²³Ac/²²⁴Ac/²²⁵Ac/²²⁶Ac/²²⁵Th/²²⁶Th/²²⁷Th/²²⁸Th/²³⁰U/²³⁷U/²³⁶Pu/²³⁸Pu/²⁴³Pu/²⁴⁵Pu/²⁴⁶Pu, E=248-263 MeV; measured residuals yields, σ vs mass; deduced production mechanism.

doi: 10.1103/PhysRevC.33.1983
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2553.

1986KR02      Phys.Rev. C33, 504 (1986)

J.V.Kratz, W.Bruchle, H.Folger, H.Gaggeler, M.Schadel, K.Summerer, G.Wirth, N.Greulich, G.Herrmann, U.Hickmann, P.Peuser, N.Trautmann, E.K.Hulet, R.W.Lougheed, J.M.Nitschke, R.L.Ferguson, R.L.Hahn

Search for Superheavy Elements in Damped Collisions between ²³⁸U and ²⁴⁸Cm

NUCLEAR REACTIONS ²⁴⁸Cm(²³⁸U, X), E=6.2-7.3 MeV/nucleon; measured SF-fission fragment kinetic energies, neutron multiplicities; deduced superheavy nuclei production σ upper limit. Chemical separation, spontaneous fission counting.

doi: 10.1103/PhysRevC.33.504
Citations: PlumX Metrics

1985AR02      Phys.Rev.Lett. 54, 406 (1985)

P.Armbruster, Y.K.Agarwal, W.Bruchle, M.Brugger, J.P.Dufour, H.Gaggeler, F.P.Hessberger, S.Hofmann, P.Lemmertz, G.Munzenberg, K.Poppensieker, W.Reisdorf, M.Schadel, K.-H.Schmidt, J.H.R.Schneider, W.F.W.Schneider, K.Summerer, D.Vermeulen, G.Wirth, A.Ghiorso, K.E.Gregorich, D.Lee, M.Leino, K.J.Moody, G.T.Seaborg, R.B.Welch, P.Wilmarth, S.Yashita, C.Frink, N.Greulich, G.Herrmann, U.Hickmann, N.Hildebrand, J.V.Kratz, N.Trautmann, M.M.Fowler, D.C.Hoffman, W.R.Daniels, H.R.von Gunten, H.Dornhofer

Attempts to Produce Superheavy Elements by Fusion of ⁴⁸Ca with ²⁴⁸Cm in the Bombarding Energy Range of 4.5-5.2 MeV/u

NUCLEAR REACTIONS ²⁴⁸Cm(⁴⁸Ca, X), E=4.5-5.2 MeV/nucleon; measured superheavy production σ upper limits vs T_1/2. Different separation techniques.

doi: 10.1103/PhysRevLett.54.406
Citations: PlumX Metrics

1985BR08      Nucl.Instrum.Methods 234, 218 (1985)

M.Brugger, N.Hildebrand, T.Karlewski, N.Trautmann, A.K.Mazumdar, G.Herrmann

Operation of a High Temperature Ion Source at the Helium-Jet On-Line Isotope Separator Facility HELIOS

RADIOACTIVITY ¹⁵²Pr(β^-) [from ²³⁵U fission]; measured Eγ, Iγ. ¹⁵²Nd deduced transitions. High temperature ion source coupled to helium gas-jet transport system.

1985HO13      Phys.Rev. C31, 1763 (1985)

D.C.Hoffman, M.M.Fowler, W.R.Daniels, H.R.von Gunten, D.Lee, K.J.Moody, K.Gregorich, R.Welch, G.T.Seaborg, W.Bruchle, M.Brugger, H.Gaggeler, M.Schadel, K.Summerer, G.Wirth, Th.Blaich, G.Herrmann, N.Hildebrand, J.V.Kratz, M.Lerch, N.Trautmann

Excitation Functions for Production of Heavy Actinides from Interactions of ⁴⁰Ca and ⁴⁸Ca Ions with ²⁴⁸Cm

NUCLEAR REACTIONS ²⁴⁸Cm(⁴⁰Ca, X)²⁴⁴Bk/²⁴⁵Bk/²⁴⁶Bk/²⁴⁸Bk/^248mBk/²⁵⁰Bk/²⁴⁵Cf/²⁴⁶Cf/²⁴⁸Cf/²⁵⁰Cf/²⁵²Cf/²⁴⁹Es/²⁵⁰Es/²⁵²Es/²⁵³Es/²⁵⁴Es/^254mEs/²⁵⁰Fm/²⁵¹Fm/²⁵²Fm/²⁵⁴Fm/²⁵⁶Fm, E=221-294 MeV; ²⁴⁸Cm(⁴⁸Ca, X)²⁴⁵Bk/²⁴⁶Bk/²⁴⁸Bk/^248mBk/²⁵⁰Bk/²⁴⁶Cf/²⁴⁸Cf/²⁵⁰Cf/²⁵²Cf/²⁵³Cf/²⁵⁴Cf/²⁵⁰Es/²⁵²Es/²⁵³Es/²⁵⁴Es/^254mEs/²⁵²Fm/²⁵⁴Fm/²⁵⁵Fm/²⁵⁶Fm, E=223-318 MeV; measured residuals production σ(E).

doi: 10.1103/PhysRevC.31.1763
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2551.

1985KA17      Z.Phys. A322, 177 (1985)

T.Karlewski, N.Hildebrand, G.Herrmann, N.Kaffrell, N.Trautmann, M.Brugger

Decay of the Heaviest Isotope of Neodymium: ¹⁵⁴Nd

RADIOACTIVITY ¹⁵⁴Nd(β^-) [from ²³⁵U fission product separation]; measured Eγ, Iγ, E X-ray, I X-ray, γ(X-ray)-, γγ-coin; deduced T_1/2. ¹⁵⁴Pm deduced levels, γ-branching.

doi: 10.1007/BF01412035
Citations: PlumX Metrics

1985PE13      Nucl.Instrum.Methods 239, 529 (1985)

P.Peuser, U.Tharun, H.J.Keim, N.Trautmann, G.Herrmann, G.Wirth

A Low Background Detection System for Fragments and Neutrons from Spontaneous Fission Sources

RADIOACTIVITY ²⁴⁸Cm(SF); measured (fragment)(n)-, (fragment)(fragment)(n-), (fragment)(fragment)-coin. Low background detection system.

doi: 10.1016/0168-9002(85)90032-4
Citations: PlumX Metrics

1984GA06      Z.Phys. A316, 291 (1984)

H.Gaggeler, T.Sikkeland, G.Wirth, W.Bruchle, W.Bogl, G.Franz, G.Herrmann, J.V.Kratz, M.Schadel, K.Summerer, W.Weber

Probing Sub-Barrier Fusion and Extra-Push by Measuring Fermium Evaporation Residues in Different Heavy Ion Reactions

NUCLEAR REACTIONS ^206,207Pb(⁴⁰Ar, F), E ≤ 236 MeV; measured fission activity decay curve. ^{204,206,207,208}Pb(⁴⁰Ar, xn)²⁴²Fm/²⁴³Fm/²⁴⁴Fm/²⁴⁶Fm, E ≤ 236 MeV; ²⁰⁸Pb(⁴⁰Ar, 4n), (⁴⁰Ar, 2n)²⁴⁴Fm/²⁴⁶Fm, E ≤ 236 MeV; ²⁰⁶Pb(⁴⁰Ar, 2n), ²⁰⁷Pb(⁴⁰Ar, 3n)²⁴⁴Fm, E ≤ 236 MeV; ¹⁷⁰Er(⁷⁶Ge, 2n)²⁴⁴Fm, E=321-394 MeV; ¹⁶⁰Gd(⁸⁶Kr, 2n)²⁴⁴Fm, E=352-409 MeV; ¹¹⁰Pd(¹³⁶Xe, 2n)²⁴⁴Fm, E=587-680 MeV; measured residuals production σ; deduced fusion barriers. Extra push, surface friction models.

1982BR10      Radiochim.Acta 30, 1 (1982)

W.Bruchle, G.Herrmann

Decay Properties of Neutron-Rich Silver Isotopes

RADIOACTIVITY ^{113m,114,115m,115,116m,116,117m,117,118}Ag [from U(n, F), E=14 MeV, ²⁴⁹Cf(n, F), E=thermal, Cd(n, p), E=14 MeV]; measured Eγ, Iγ, γγ-, βγ-, γ(X-ray)-coin. ^{113m,115m,116m,117,117m}Ag deduced T_1/2, Qβ, Iβ, log ft. ¹¹⁸Ag deduced average T_1/2. ^113,115,116Cd deduced levels, γ-branching. Fast chemical separation.

1982SC05      Phys.Rev.Lett. 48, 852 (1982)

M.Schadel, W.Bruchle, H.Gaggeler, J.V.Kratz, K.Summerer, G.Wirth, G.Herrmann, R.Stakemann, G.Tittel, N.Trautmann, J.M.Nitschke, E.K.Hulet, R.W.Lougheed, R.L.Hahn, R.L.Ferguson

Actinide Production in Collisions of ²³⁸U with ²⁴⁸Cm

NUCLEAR REACTIONS ²⁴⁸Cm(²³⁸U, X), E=7.4 MeV/nucleon; measured production σ for ^{244,246,248,250,251}Bk, ^{246,248,250,251,252,253,254}Cf, ^{252,253,254,255,256}Es, ^{252,253,254,255,256}Fm, ^{255,256,257,258}Md; deduced dominant transfer reaction deexcitation channel.

doi: 10.1103/PhysRevLett.48.852
Citations: PlumX Metrics

1981GA25      Nucl.Instrum.Methods 188, 367 (1981)

H.Gaggeler, W.Bruchle, J.V.Kratz, M.Schadel, K.Summerer, W.Weber, G.Wirth, G.Herrmann

A Rotating Wheel System for the Detection of Spontaneously Fissioning Nuclides from Heavy Ion Reactions

RADIOACTIVITY, Fission ²⁵²Cf(SF), ²⁴⁴Fm(SF) [from ²⁰⁷Pb(⁴⁰Ar, 3n), E=199 MeV]; ^242mAm(SF) [from ²³⁸U(²³⁸U, X), E=7.6 MeV/nucleon]; measured T_1/2. Rotating wheel technique, catcher foil, fission tract detectors.

NUCLEAR REACTIONS ²³⁸U(²³⁸U, X), E=7.6 MeV/nucleon; ²⁰⁷Pb(⁴⁰Ar, 3n), E=199 MeV; measured production σ(E) for ²⁴⁴Fm, ²⁴²Am. Rotating wheel technique, catcher foil, fission track detectors.

1980GA24      Phys.Rev.Lett. 45, 1824 (1980)

H.Gaggeler, N.Trautmann, W.Bruchle, G.Herrmann, J.V.Kratz, P.Peuser, M.Schadel, G.Tittel, G.Wirth, H.Ahrens, H.Folger, G.Franz, K.Summerer, M.Zendel

Search for Superheavy Elements in the ²³⁸U +²³⁸U Reaction

NUCLEAR REACTIONS, Fission ²³⁸U(²³⁸U, X), (²³⁸U, F), E=8.6 MeV/nucleon; measured fragment E, spontaneous fission(fragment)(fragment)-coin; deduced superheavy production σ upper limit. Thick target.

doi: 10.1103/PhysRevLett.45.1824
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1980ZE04      J.Inorg.Nucl.Chem. 42, 1387 (1980)

M.Zendel, N.Trautmann, G.Herrmann

Decay of ^85-88Se to Levels in ^85-88Br

RADIOACTIVITY ^85,86,87,88Se [from ²³⁵U(n, F), E=thermal, chemical separation]; measured Eγ, Iγ, γγ-coin. ^85,86Se deduced log ft. ^85,86,87,88Br deduced levels.

doi: 10.1016/0022-1902(80)80102-3
Citations: PlumX Metrics

1979KR03      Nucl.Phys. A317, 335 (1979)

K.-L.Kratz, W.Rudolph, H.Ohm, H.Franz, M.Zendel, G.Herrmann, S.G.Prussin, F.M.Nuh, A.A.Shihab-Eldin, D.R.Slaughter, W.Halverson, H.V.Klapdor

Investigation of Beta Strength Functions by Neutron and Gamma-Ray Spectroscopy (I). The Decay of ⁸⁷Br, ¹³⁷I, ⁸⁵As and ¹³⁵Sb

RADIOACTIVITY ⁸⁵As, ⁸⁷Br, ¹³⁵Sb, ¹³⁷I [from ²³⁵U(n(th), F), fast chemical separations]; measured delayed neutron spectra, γ-ray spectra; deduced β- strength functions. ⁸⁵Se, ⁸⁷Kr, ¹³⁵Te, ¹³⁷Xe deduced Γn, En, partial n-emission probability.

doi: 10.1016/0375-9474(79)90486-X
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23241.

1978FR16      J.Inorg.Nucl.Chem. 40, 945 (1978)

G.Franz, G.Herrmann

Identification of Short-Lived Ruthenium and Rhodium Isotopes in Fission by Rapid Chemical Separations

RADIOACTIVITY ^{107,108,109,109m,110,111,112,113}Ru, ^{108,109,110,111}Rh; measured T_1/2, Eγ, Iγ.

doi: 10.1016/0022-1902(78)80486-2
Citations: PlumX Metrics

1978GA12      Z.Phys. A286, 419 (1978)

H.Gaggeler, W.Bruchle, H.Ahrens, H.Folger, G.Franz, J.V.Kratz, M.Schadel, I.Warnecke, G.Wirth, N.Trautmann, G.Herrmann, N.Kaffrell, P.Peuser, G.Tittel

Search for Long-Lived Superheavy Elements in the Reaction of ¹³⁶Xe with ²³⁸U

NUCLEAR REACTIONS ²³⁸U(¹³⁶Xe, X), E=6.6 MeV/nucleon; measured formation σ for superheavy elements with 1-200 day T_1/2.

1978KR17      S.Afr.J.Phys. 1, 154 (1978)

J.V.Kratz, H.Ahrens, W.Bruchle, H.Gaggeler, M.Schadel, I.Warnecke, G.Wirth, G.Herrmann, N.Trautmann, M.Weis

Correlations between Proton and Neutron Exchanges in Damped Collisions of ^129,132,136Xe + Au and ²³⁸U + ²³⁸U

NUCLEAR REACTIONS ¹⁹⁷Au(¹²⁹Xe, X), (¹³²Xe, X), (¹³⁶Xe, X), ²³⁸U(²³⁸U, X), E=5.9 MeV/nucleon; analyzed isotope distribution vs Z; deduced different p, n strength correlations for Au+Xe, U+U systems.

1978SC22      Phys.Rev.Lett. 41, 469 (1978)

M.Schadel, J.V.Kratz, H.Ahrens, W.Bruchle, G.Franz, H.Gaggeler, I.Warnecke, G.Wirth, G.Herrmann, N.Trautmann, M.Weis

Isotope Distributions in the Reaction of ²³⁸U with ²³⁸U

NUCLEAR REACTIONS ²³⁸U(²³⁸U, X), E=1785 MeV; measured σ(A, Z). Radiochemically determined σ.

doi: 10.1103/PhysRevLett.41.469
Citations: PlumX Metrics

1978ZE08      Nucl.Instrum.Methods 153, 149 (1978)

M.Zendel, E.Stender, N.Trautmann, G.Herrmann

Chemical reactions in a gas-jet recoil-transport system: Continuous separation procedure for selenium and tellurium from fission products

RADIOACTIVITY ^85,86,87,88Se, ^135,136,137Te(β^-); measured Eγ, Iγ, T_1/2.

doi: 10.1016/0029-554X(78)90631-6
Citations: PlumX Metrics

1977FR19      Nucl.Instrum.Methods 144, 253 (1977)

H.Franz, W.Rudolph, H.Ohm, K.-L.Kratz, G.Herrmann, F.M.Nuh, D.R.Slaughter, S.G.Prussin

Delayed-Neutron Spectroscopy with ³He Spectrometers

RADIOACTIVITY ¹³⁷I, ¹⁷N; measured delayed neutron spectra.

doi: 10.1016/0029-554X(77)90116-1
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23241.

1977RU04      J.Inorg.Nucl.Chem. 39, 753 (1977)

W.Rudolph, K.-L.Kratz, G.Herrmann

Half-Lives, Fission Yields and Neutron Emission Probabilities of Neutron-Rich Antimony Isotopes

RADIOACTIVITY ^134,135,136Sb, ¹³⁶Te; measured T_1/2, delayed neutrons.

NUCLEAR REACTIONS ²³⁵U(n, F), E=th; measured fission yields, yields for ^134,135Sb. ^134,135,136Sb, ¹³⁶Te deduced neutron emission probabilities.

doi: 10.1016/0022-1902(77)80148-6
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20879.

1977TI02      J.Inorg.Nucl.Chem. 39, 2115 (1977)

G.Tittel, N.Kaffrell, N.Trautmann, G.Herrmann

Direct Identification of ^103-107Mo by a Rapid Chemical Separation Procedure

RADIOACTIVITY ^{103,104,105,106,107,108}Mo; measured T_1/2.

doi: 10.1016/0022-1902(77)80376-X
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1976AH01      J.Inorg.Nucl.Chem. 38, 191 (1976)

H.Ahrens, P.Patzelt, G.Herrmann

The Half-Lives of ⁹¹Br, ⁹⁵Kr, ¹⁴⁰I and ¹⁴⁴Xe

RADIOACTIVITY ⁹¹Br, ⁹⁵Kr, ^140,141I, ¹⁴⁴Xe [from fission]; measured T_1/2.

doi: 10.1016/0022-1902(76)80389-2
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1976AH06      Phys.Rev. C14, 211 (1976)

H.Ahrens, N.Kaffrell, N.Trautmann, G.Herrmann

Decay Properties of Neutron-Rich Niobium Isotopes

RADIOACTIVITY ^{99,100,101,102,103,104,106}Nb, ^100,102Zr [from ²³⁵U, ²³⁹Pu, ²⁴⁹Cf(n, F)]; measured T_1/2, γγ-coin. ^100,102,104Mo deduced levels. Ge(Li) detectors.

doi: 10.1103/PhysRevC.14.211
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1976HE10      Z.Phys. A276, 393 (1976)

W.Herzog, N.Trautmann, R.Denig, G.Herrmann

The Decay of 31 sec ⁹⁸Zr, 2.9 sec ⁹⁸Nb and 51 min ⁹⁸Nb

RADIOACTIVITY ⁹⁸Zr, ^98,98mNb; measured Eγ, Iγ, T_1/2, Eβ, γγ-coin, γce-, βγ-coin; deduced Q, log ft. ^98mNb levels deduced J, π. ⁹⁸Mo deduced levels, J, π.

doi: 10.1007/BF01548309
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1976KR18      Phys.Lett. 65B, 231 (1976)

K.-L.Kratz, W.Rudolph, H.Ohm, H.Franz, G.Herrmann, C.Ristori, J.Crancon, M.Asghar, G.I.Crawford, F.M.Nuh, S.G.Prussin

Decay of Individual Levels in Delayed Neutron Emitters to Excited States in the Final Nuclei

RADIOACTIVITY ⁸⁵As, ¹³⁵Sb, ⁹⁴Rb; measured β-delayed neutrons, γ spectra. ¹³⁵Te levels deduced delayed neutron branching. ¹³⁴Te deduced levels.

doi: 10.1016/0370-2693(76)90170-2
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1975FR24      Inorg.Nucl.Chem.Lett. 11, 857 (1975)

G.Franz, G.Herrmann

Identification of short-lived neutron-rich ruthenium and rhodium isotopes in fission

NUCLEAR REACTIONS ²³⁹Pu, ²⁴⁹Cf(n, F), E thermal; measured fission products, Eγ, Iγ. ^{107,108,109,110,111,112,113}Ru, ^{108,109,110,111,112}Rh; deduced γ-ray energies, T_1/2. Pneumatic transfer system of the Mainz reactor.

doi: 10.1016/0020-1650(75)80113-9
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1975KR08      Nucl.Phys. A250, 13 (1975)

J.V.Kratz, H.Franz, N.Kaffrell, G.Herrmann

Gamma-Ray Emission from ^80-86As Isotopes

RADIOACTIVITY ^{80,81,82,82m,83,84,84m,85,86}As [from ^80,82Se(n, p), ^233,235U(n, F)]; measured T_1/2, Eγ, Iγ, γγ-coin. ^{81,82,83,84,86}Se deduced levels, J, π. ⁸⁵As deduced delayed neutron branching.

doi: 10.1016/0375-9474(75)90197-9
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1975KR17      Inorg.Nucl.Chem.Lett 11, 331 (1975)

K.-L.Kratz, W.Lauppe, G.Herrmann

Gamma-Ray Emission from Short-Lived Bromine and Iodine Isotopes

RADIOACTIVITY ^{88,89,90,91,92}Br, ^{137,138,139,140,141,142}I [from ²³⁵U(n, F), E=thermal, rapid chemical separation]; measured Eγ, Iγ, γ(X-ray)-coin, T_1/2.

doi: 10.1016/0020-1650(75)80043-2
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1975NU01      Phys.Lett. 53B, 435 (1975)

F.M.Nuh, D.R.Slaughter, S.G.Prussin, K.-L.Kratz, H.Franz, G.Herrmann

Gamma-Ray Competition with Neutron Emission in the Decay of ¹³⁷I

RADIOACTIVITY ¹³⁷I; measured Eγ, Iγ.

doi: 10.1016/0370-2693(75)90211-7
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1975RO02      J.Inorg.Nucl.Chem. 37, 575 (1975)

G.Rosner, R.Weinreich, G.Herrmann

Search for a High-Spin Isomer of ¹¹²Ag

NUCLEAR REACTIONS ¹¹²Cd(n, xnp), E=14 MeV; measured formation σ of Ag isotopes. ¹¹²Ag deduced no isomer.

doi: 10.1016/0022-1902(75)80379-4
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1975WI08      Z.Phys. A272, 291 (1975)

G.Wirth, N.Kaffrell, K.Chayawattanangkur, G.Herrmann, K.E.Seyb

Decay of the 4.2-min ¹⁵²Pm into Levels of ¹⁵²Sm

RADIOACTIVITY ^152,152mPm; measured Eγ, Iγ, γγ-coin, T_1/2; deduced Qβ, log ft. ¹⁵²Sm deduced levels, J, π, K, B(E2).

doi: 10.1007/BF01438023
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1974FR09      Phys.Rev.Lett. 33, 859 (1974)

H.Franz, J.-V.Kratz, K.-L.Kratz, W.Rudolph, G.Herrmann, F.M.Nuh, S.G.Prussin, A.A.Shihab-Eldin

Delayed-Neutron Spectra Following Decay of ⁸⁵As and ¹³⁵Sb

RADIOACTIVITY ^84,85As, ¹³⁵Sb; measured delayed neutrons, Eγ, Iγ, γγ-coin. ^84,85As deduced β-branching ratios. ⁸⁵As, ¹³⁵Sb deduced resonances in β-strength function. ⁸⁴Se deduced levels.

doi: 10.1103/PhysRevLett.33.859
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23241.

1974KR21      Nucl.Phys. A229, 179 (1974)

K.-L.Kratz, G.Herrmann

Delayed-Neutron Emission from Short-Lived Br and I Isotopes

RADIOACTIVITY ^{87,88,89,90,91,92}Br, ^{137,138,139,140,141}I [from ²³⁵U(nth, F)]; measured T_1/2, relative neutron abundances; deduced absolute neutron abundances, neutron emission probabilities. Chemical separation, neutron detector.

doi: 10.1016/0375-9474(74)90684-8
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23358.

1973CH24      J.Inorg.Nucl.Chem. 35, 3061 (1973)

K.Chayawattanangkur, G.Herrmann, N.Trautmann

Heavy Isotopes of Actinium; ²²⁹Ac, ²³⁰Ac, ²³¹Ac and ²³²Ac

RADIOACTIVITY ^{229,230,231,232}Ac; measured Eγ, Iγ, T_1/2, Eβ.

doi: 10.1016/0022-1902(73)80003-X
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1973KA22      Phys.Rev. C8, 320 (1973)

N.Kaffrell, N.Trautmann, G.Herrmann, H.Ahrens

Levels in the Transitional Nuclei ¹⁰⁶Ru and ¹⁰⁸Ru

RADIOACTIVITY ^106,108Tc; measured Eγ, Iγ, γγ-coin. ^106,108Ru deduced levels, J, π, γ-branching.

doi: 10.1103/PhysRevC.8.320
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1973KR06      J.Inorg.Nucl.Chem. 35, 1407 (1973)

J.-V.Kratz, H.Franz, G.Herrmann

Delayed-Neutrons from Arsenic Isotopes ⁸⁴As, ⁸⁵As and ⁸⁶As

RADIOACTIVITY ^84,85,86As[from ²³⁵U(n, F)]; measured T_1/2, delayed neutron yield; deduced absolute neutron yield per fission.

doi: 10.1016/0022-1902(73)80226-X
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset20521.

1973KR15      Z.Phys. 263, 435 (1973)

K.-L.Kratz, G.Herrmann

Systematics of Neutron Emission Probabilities from Delayed Neutron Precursors

NUCLEAR REACTIONS ²³⁵U(n, F), E=thermal; calculated delayed neutron precursors.

doi: 10.1007/BF01391992
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1972BE40      Radiochim.Acta 17, 61 (1972)

G.Benedict, G.Luthardt, G.Herrmann

Delayed-Neutron Yields from Fission of ²³⁸U and ²³²Th by 14.8-MeV Neutrons

NUCLEAR REACTIONS, Fission ²³²Th, ²³⁸U(n, F), E=14.8 MeV; measured delayed-n yields.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22571.

1972SC48      Radiochim.Acta 18, 123 (1972)

H.-D.Schussler, G.Herrmann

Hauptkomponenten unter Den Vorlaufern verzogerter Neutronen bei der Spaltung von Uran-235 durch thermische Neutronen

RADIOACTIVITY ⁸⁸Br, ^137,140I, ^93,94Rb, ^98,99Y; measured T_1/2.

NUCLEAR REACTIONS, Fission ²³⁵U(n, F), E=thermal; measured yields. ^87,88,89,90Br, ^93,94Rb, ^98,99Y, ^{137,138,139,140}I deduced delayed neutron emission probability.

1972TR08      Radiochim.Acta 18, 86 (1972)

N.Trautmann, N.Kaffrell, H.W.Behlich, H.Folger, G.Herrmann, D.Hubscher, H.Ahrens

Identification of Short-Lived Isotopes of Zirconium, Niobium, Molybdenum, and Technetium in Fission by Rapid Solvent Extraction Techniques

RADIOACTIVITY ⁹⁷Y, ^{99,100,101,102}Zr, ^{99,100,101,102}Nb, ^{104,105,106,107,108}Mo, ^{103,104,105,106,107,108}Tc; measured Eγ, T_1/2.

1971KA02      Phys.Lett. 34B, 46 (1971)

N.Kaffrell, G.Herrmann

Evidence for a Four-Quasiparticle State in the Deformed Nucleus ¹⁶⁴Dy

RADIOACTIVITY ¹⁶⁴Tb; measured Eγ, Iγ, Eβ, Iβ, βγ-, γγ-coin; deduced log ft. ¹⁶⁴Dy levels deduced J, π, configurations, γ-branching.

doi: 10.1016/0370-2693(71)90502-8
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1971KA22      Z.Phys. 245, 451 (1971)

N.Kaffrell, G.Herrmann

Der Zerfall des ¹⁶³Tb

RADIOACTIVITY ¹⁶³Tb; measured T_1/2, Eγ, Iγ, Eβ, βγ-, γγ-coin; deduced log ft, Q. ¹⁶³Dy deduced levels, J, π, γ-branching.

doi: 10.1007/BF01395284
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1971ME16      Radiochim.Acta 16, 119 (1971)

H.Menke, G.Herrmann

Was waren die 'Transurane' der dreissiger Jahre in Wirklichkeit (Question)

1971RO19      J.Inorg.Nucl.Chem. 33, 2684 (1971)

G.Rosner, G.Herrmann

Decay Properties of ¹¹⁴Ag

RADIOACTIVITY ¹¹⁴Ag; measured T_1/2, Eβ, Iβ, βγ-coin, Eγ; deduced log ft, Q.

doi: 10.1016/0022-1902(71)80249-X
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1970FA16      J.Inorg.Nucl.Chem. 32, 3149 (1970)

J.Fahland, G.Lange, G.Herrmann

Unabhangige Ausbeuten von ^124gSb, ^126gSb und ¹⁶⁰Tb bei der Spaltung von ²³⁵U durch thermische Neutronen

NUCLEAR REACTIONS, Fission ²³⁵U(n, F), E=thermal; measured ^124,126Sb, ¹⁶⁰Tb yields.

doi: 10.1016/0022-1902(70)80192-0
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22060.

1970KR05      J.Inorg.Nucl.Chem. 32, 3713 (1970)

J.-V.Kratz, G.Herrmann

Half-Lives Fission Yields and Neutron Emission Probabilities of ⁸⁷Se and ⁸⁸Se and Evidence for ⁸⁷As

RADIOACTIVITY ^87,88Se, ⁸⁷As; measured T_1/2. ²³⁵U(n, F), E=thermal; measured delayed-n yields, fission yields. ^87,88Se deduced neutron emission probabilities.

doi: 10.1016/0022-1902(70)80543-7
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22047.

1969HE25      Ann.Rev.Nucl.Part.Sci. 19, 1 (1969)

G.Herrmann, H.O.Denschlag

Rapid Chemical Separations

doi: 10.1146/annurev.ns.19.120169.000245
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1969TR05      Radiochim.Acta 11, 168 (1969)

N.Trautmann, R.Denig, G.Herrmann

Wirkungsquerschnitte der (n, p)-, (n, pn)- und (n, α)-Reaktionen am Uran-238 mit 15-Mev-Neutronen und Nachweis des Thoriums-235

RADIOACTIVITY ²³⁵Th; measured T_1/2.

NUCLEAR REACTIONS ²³⁸U(n, p), (n, pn), (n, α), E=14.8 MeV; measured σ.

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22551.

1968KA10      Nucl.Phys. A118, 78 (1968)

N.Kaffrell, G.Herrmann

Zerfall des ¹⁶²Tb

RADIOACTIVITY ¹⁶²Tb; measured T_1/2, Eβ, Iβ, Eγ, Iγ, βγ- γγ-coin; deduced log ft. ¹⁶²Dy deduced levels, J, π.

doi: 10.1016/0375-9474(68)90188-7
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1968TR07      Z.Naturforsch. 23a, 2127 (1968)

N.Trautmann, R.Denig, N.Kaffrell, G.Herrmann

Heavy Isotopes of Protactinium

RADIOACTIVITY ^{235,236,237,238}Pa [from ²³⁸U(n, X), (γ, p)]; measured T_1/2, Eβ, Iβ, Eγ, Iγ. Enriched ²³⁸U target, Ge(Li) detector.

1967PA26      Ark.Fys. 36, 453 (1967)

P.Patzelt, H.D.Schussler, G.Herrmann

Comparison of Observed Delayed-Neutron Abundances with Calculated Fisson Yields of Neutron Precursors

1966ME22      Radiochim.Acta 6, 76 (1966)

H.Menke, G.Herrmann

Spaltausbeuten der Jodisotope 131 bis 135 bei der spontanen Spaltung von Uran-238

RADIOACTIVITY ²³⁸U(SF); measured decay products. ^131,135I; deduced fission yields.

doi: 10.1524/ract.1966.6.2.76
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23559.

1965HE12      Radiochim.Acta 4, 173 (1965)

G.Herrmann

25 Jahre Kernspaltung. Methoden und Ergebnisse chemischer Studien 2.Methoden

NUCLEAR REACTIONS ²³⁸U(n, α), (n, 2α), ²³⁸U(n, F)Ni/Cu/Zn/Ga/Ge/As/Se/Br/Kr/Rb/Sr/Y/Zr/Nb/Mo/Tc/Ru/Rh/Pd/Ag/Ag/Cd/In/Sn/Sb/Te/I/Xe/Cs/Ba/La/Ce/Pr/Nd/Pm/Sm/Eu/Gd/Tb/Dy/Ho/Er, E not given; analyzed available data; deduced fission products yields, different methods. 25 years of fission.

doi: 10.1524/ract.1965.4.4.173
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1965PA14      Proc.Symp.on Phys.and Chem.of Fission, Vol.II, Salzburg, Austria, IAEA, Vienna, p.243 (1965)

P.Patzelt, G.Herrmann

Indirect Determination of Half-Lives of Short-Lived Fission Gases Using a Gas Flow Method

NUCLEAR STRUCTURE ¹⁴⁰Xe, ¹⁴¹Xe, ¹³⁷Xe, ¹³⁹Xe, ¹³⁸Xe, ¹⁴²Xe, ¹⁴³Xe, ⁸⁹Kr, ⁹³Kr, ⁹²Kr, ⁹⁰Kr, ⁹¹Kr; measured not abstracted; deduced nuclear properties.

1964HE26      Radiochim.Acta 3, 169 (1964)

G.Herrmann

25 Jahre Kernspaltung. Methoden und Ergebnisse chemischer Studien 1.Entdeckungsgeschichte, Spaltprodukte

NUCLEAR REACTIONS ²³⁸U(n, α), (n, 2α), ²³⁸U(n, F)Ni/Cu/Zn/Ga/Ge/As/Se/Br/Kr/Rb/Sr/Y/Zr/Nb/Mo/Tc/Ru/Rh/Pd/Ag/Ag/Cd/In/Sn/Sb/Te/I/Xe/Cs/Ba/La/Ce/Pr/Nd/Pm/Sm/Eu/Gd/Tb/Dy/Ho/Er, E not given; analyzed available data; deduced fission products parameters, decay T_1/2. 25 years of fission.

doi: 10.1524/ract.1964.3.4.169
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1961RO14      Z.Naturforsch 16a, 577 (1961)

H.Rodenbusch, G.Herrmann

Ein Verfahren zur Bestimmung von Halbwertszeiten kurzlebiger gasformiger Radioisotope. Die Halbwertszeiten des Thorons (²²⁰Rn) und Actinons (²¹⁹Rn)

NUCLEAR STRUCTURE ²¹⁹Rn, ²²⁰Rn; measured not abstracted; deduced nuclear properties.

1956HE77      Z.Naturforsch. 11a, 946(1956)

G.Herrmann, F.Strassmann

Uber einige Strontium- und Yttriumisotope bei der Uranspaltung

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23556.

1955HE81      Z.Naturforsch. 10a, 146 (1955)

G.Herrmann, F.Strassmann

Suche nach 6-10 d Sr → > 100 d Y in der Uransplatung

1954HE78      Z.Elektrochem. 58, 626 (1954)

G.Herrmann

Uber einige Strontiumisotope im der Uranspaltung

1954YT03      Z.Elektrochem. 58, 630 (1954)

C.Ythier, G.Herrmann

Uber schwere Isotope des Arsens