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NSR database version of May 19, 2024.

Search: Author = H.Ahrens

Found 14 matches.

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1984SE05      Z.Phys. A315, 251 (1984)

T.Seo, A.-M.Schmitt, H.Ahrens, J.P.Bocquet, N.Kaffrell, H.Lawin, G.Lhersonneau, R.A.Meyer, K.Shizuma, K.Sistemich, G.Tittel, N.Trautmann

Evidence of Rotational Bands in 103Nb

RADIOACTIVITY 103Zr(β-) [from fission product separation]; measured Eγ, Iγ, γγ-, (X-ray)γ-coin, γγ(t). 103Nb deduced levels, J, π, T1/2, Nilsson assignments, rotational bands, (g(k)-g(R)/Q0) magnitude.

doi: 10.1007/BF01419388
Citations: PlumX Metrics


1984SH03      Z.Phys. A315, 65 (1984)

K.Shizuma, H.Ahrens, J.P.Bocquet, N.Kaffrell, B.D.Kern, H.Lawin, R.A.Meyer, K.Sistemich, G.Tittel, N.Trautmann

Odd Neutron Nuclei near A = 100: Rotational bands in 103Mo and 105Mo populated in the β- decays of 103Nb and 105Nb

RADIOACTIVITY 103,105Nb(β-) [from fission product isotope separation]; measured Eγ, Iγ, γγ-, (X-ray)γ-coin, γγ(θ); deduced T1/2. 103,105Mo deduced levels, γ-branching, δ, B(E2), quadrupole moment.

doi: 10.1007/BF01436210
Citations: PlumX Metrics


1984ZY01      Nucl.Phys. A414, 301 (1984)

I.Zychor, K.Rykaczewski, W.Kurcewicz, H.Ahrens, H.Folger, N.Kaffrell, N.Trautmann

Hafnium and Lutetium Isotopes Produced in Heavy-Ion Collisions of 7.6 MeV/u 40Ar, 8.5 MeV/u 84Kr and 8.5 MeV/u 136Xe on Tungsten Targets

NUCLEAR REACTIONS W(40Ar, X), E=7.6 MeV/nucleon; W(84Kr, X), E=8.5 MeV/nucleon; W, 186W(136Xe, X), E=8.5 MeV/nucleon; measured production σ for Hf, Lu isotopes. Chemical separation, γ-ray spectroscopy techniques.

doi: 10.1016/0375-9474(84)90646-8
Citations: PlumX Metrics


1983ZY02      Radiochim.Acta 33, 1 (1983)

I.Zychor, K.Rykaczewski, H.Ahrens, H.Folger, W.Kurcewicz, K.Summerer, N.Kaffrell, N.Trautmann

Hafnium and Lutetium Isomers Produced in Heavy-Ion Collisions of 7.6 MeV/u 40Ar, 8.5 MeV/u 84Kr and 8.5 MeV/u 136Xe on (nat)W Targets

NUCLEAR REACTIONS W(40Ar, X), E=7.6 MeV/nucleon; W(84Kr, X), (136Xe, X)177Hf/178Hf/179Hf/180Hf/182Hf/168Lu/174Lu/177Lu/178Lu, E=8.5 MeV/nucleon; measured Eγ, Iγ, γγ-coin; deduced residuals isomer production σ, no evidence for new T1/2 > 2 min isomers.

doi: 10.1524/ract.1983.33.1.1
Citations: PlumX Metrics


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
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 T1/2.


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


1977KR10      Phys.Rev.Lett. 39, 984 (1977)

J.V.Kratz, H.Ahrens, W.Bogl, W.Bruchle, G.Franz, M.Schadel, I.Warnecke, G.Wirth, G.Klein, M.Weis

Charge-Asymmetry Equilibration in the Reaction of 129,132,136Xe with 197Au Near the Interaction Barrier

NUCLEAR REACTIONS 197Au(129Xe, X), E=761 MeV; 197Au(132Xe, X), E=769 MeV; 197Au(136Xe, X), E=795 MeV; measured σ(A, Z); deduced proton, neutron population ratios.

doi: 10.1103/PhysRevLett.39.984
Citations: PlumX Metrics


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 T1/2.

doi: 10.1016/0022-1902(76)80389-2
Citations: PlumX Metrics


1976AH06      Phys.Rev. C14, 211 (1976)

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

Decay Properties of Neutron-Rich Niobium Isotopes

RADIOACTIVITY 99,100,101,102,103,104,106Nb, 100,102Zr [from 235U, 239Pu, 249Cf(n, F)]; measured T1/2, γγ-coin. 100,102,104Mo deduced levels. Ge(Li) detectors.

doi: 10.1103/PhysRevC.14.211
Citations: PlumX Metrics


1976TR02      Phys.Rev. C13, 872 (1976)

N.Trautmann, N.Kaffrell, H.Ahrens, P.F.Dittner

Identification of 109Tc and 110Tc in Fission of 249Cf

RADIOACTIVITY 109,110Tc [from 249Cf(n, F), E=thermal]; measured T1/2, Eγ.

doi: 10.1103/PhysRevC.13.872
Citations: PlumX Metrics


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
Citations: PlumX Metrics


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, 99,100,101,102Zr, 99,100,101,102Nb, 104,105,106,107,108Mo, 103,104,105,106,107,108Tc; measured Eγ, T1/2.


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