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NSR database version of April 11, 2024.

Search: Author = H.G.Burkhard

Found 10 matches.

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2020KH10      Phys.Rev. C 102, 044312 (2020)

J.Khuyagbaatar, F.P.Hessberger, S.Hofmann, D.Ackermann, H.G.Burkhard, S.Heinz, B.Kindler, I.Kojouharov, B.Lommel, R.Mann, J.Maurer, K.Nishio

α decay of 243Fm143 and 245Fm145, and of their daughter nuclei

RADIOACTIVITY 245Fm(α)[from 208Pb(40Ar, 3n), E=192 MeV]; 243Fm(α)[from 206Pb(40Ar, 3n), E=185-204 MeV]; 241Cf(α)[from 245Fm α]; 239Cf(α)[from 243Fm α]; 235Cm(α)[from 241Cf α]; measured evaporation residues (ER), Eα, Iα, (ER)α-α-correlations for 243Fm decay chain, Eγ from 241Cf decay, half-lives of the decays of 243Fm, 239Cf and 235Cm, the 245Fm and 243Fm activities separated using the SHIP separator at the GSI facility, and implanted into a position sensitive 16-strip Si detector, with six additional silicon detectors as the stop detector. 245Fm(α), (EC), (SF); deduced branching ratios, with upper limits for ϵ and SF modes, HF for α. 243Fm(α), (EC), (SF); deduced branching ratios, with upper limit for ϵ mode, HF for α. 239,241Cf, 235Cm(α), (EC); deduced branching ratios, HF for α. 239,241Cf, 237Cm; deduced one tentative level each, J, π, total internal conversion coefficient and multipolarity of a γ ray in 237Cm, Nilsson configurations. 243,245Es, 246Fm(α); measured Eα.

doi: 10.1103/PhysRevC.102.044312
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Data from this article have been entered in the XUNDL database. For more information, click here.


2016HO09      Eur.Phys.J. A 52, 180 (2016)

S.Hofmann, S.Heinz, R.Mann, J.Maurer, G.Munzenberg, S.Antalic, W.Barth, H.G.Burkhard, L.Dahl, K.Eberhardt, R.Grzywacz, J.H.Hamilton, R.A.Henderson, J.M.Kenneally, B.Kindler, I.Kojouharov, R.Lang, B.Lommel, K.Miernik, D.Miller, K.J.Moody, K.Morita, K.Nishio, A.G.Popeko, J.B.Roberto, J.Runke, K.P.Rykaczewski, S.Saro, C.Scheidenberger, H.J.Schott, D.A.Shaughnessy, M.A.Stoyer, P.Thorle-Pospiech, K.Tinschert, N.Trautmann, J.Uusitalo, A.V.Yeremin

Review of even element super-heavy nuclei and search for element

doi: 10.1140/epja/i2016-16180-4
Citations: PlumX Metrics


2012HO12      Eur.Phys.J. A 48, 62 (2012)

S.Hofmann, S.Heinz, R.Mann, J.Maurer, J.Khuyagbaatar, D.Ackermann, S.Antalic, W.Barth, M.Block, H.G.Burkhard, V.F.Comas, L.Dahl, K.Eberhardt, J.Gostic, R.A.Henderson, J.A.Heredia, F.P.Hessberger, J.M.Kenneally, B.Kindler, I.Kojouharov, J.V.Kratz, R.Lang, M.Leino, B.Lommel, K.J.Moody, G.Munzenberg, S.L.Nelson, K.Nishio, A.G.Popeko, J.Runke, S.Saro, D.A.Shaughnessy, M.A.Stoyer, P.Thorle-Pospiech, K.Tinschert, N.Trautmann, J.Uusitalo, P.A.Wilk, A.V.Yeremin

The reaction 48Ca + 248Cm → 296116* studied at the GSI-SHIP

NUCLEAR REACTIONS 248Cm(48Ca, X)292Lv/293Lv, E=265.4, 270.2 MeV; measured reaction products, Eα, Iα(t) from 116 decay, 116 fission using SHIP velocity filter. 288,289Fl, 284,285Cn, 281Ds, 277Hs; deduced σ, T1/2, ground state quadrupole deformation, quasiparticle excitations, Q-values for different α decay chains. Comparison with other data.

doi: 10.1140/epja/i2012-12062-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0938.


2008HE16      Eur.Phys.J. A 38, 227 (2008)

S.Heinz, V.Comas, F.P.Hessberger, S.Hofmann, D.Ackermann, H.G.Burkhard, Z.Gan, J.Heredia, J.Khuyagbaatar, B.Kindler, B.Lommel, R.Mann, J.Maurer, K.Nishio, B.Sulignano

Di-nuclear systems studied with the velocity filter SHIP

NUCLEAR REACTIONS 206Pb(25Mg, X), E=5.9, 8.7 MeV/nucleon; 207Pb(64Ni, X), E=5.9 MeV/nucleon; measured Eα, Iα, product velocity distributions; deduced reaction mechanism features.

doi: 10.1140/epja/i2008-10671-9
Citations: PlumX Metrics


2008KH10      Eur.Phys.J. A 37, 177 (2008)

J.Khuyagbaatar, S.Hofmann, F.P.Hessberger, D.Ackermann, H.G.Burkhard, S.Heinz, B.Kindler, I.Kojouharov, B.Lommel, R.Mann, J.Maurer, K.Nishio, Yu.Novikov

Spontaneous fission of neutron-deficient fermium isotopes and the new nucleus 241Fm

NUCLEAR REACTIONS 207Pb(40Ar, 3n), E=193 MeV; 208Pb(40Ar, 4n), E=201 MeV; 206Pb(40Ar, xn)242Fm/243Fm/244Fm, E=185-204 MeV; 204Pb(40Ar, 3n), E=187-206 MeV; 204Pb(40Ar, 2n), E=187 MeV; measured σ, Eγ, Iγ, Eα, αγ-, (recoil)γ-coin following residual nucleus decay. Non observance of 242Fm nor K-isomers in 241,242,243,244Fm. Comparison with HIVAP calculations.

RADIOACTIVITY 242Fm(α), (SF), 241,243,244Fm(EC), (α), (SF) [from 204,206,207,208Pb(40Ar, X)]; measured Eα, Eγ, αγ-coin, T1/2, branching ratio, total kinetic energy, SF hindrance factors. Non observance of 242Fm. Comparison with T1/2 calculations. 236,237,238,239Fm(SF); calculated T1/2.

doi: 10.1140/epja/i2008-10608-4
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Data from this article have been entered in the XUNDL database. For more information, click here.


2007HO14      Int.J.Mod.Phys. E16, 937 (2007)

S.Hofmann, D.Ackermann, S.Antalic, H.G.Burkhard, V.F.Comas, R.Dressler, Z.Gan, S.Heinz, J.A.Heredia, F.P.Hessberger, J.Khuyagbaatar, B.Kindler, I.Kojouharov, P.Kuusiniemi, M.Leino, B.Lommel, R.Mann, G.Munzenberg, K.Nishio, A.G.Popeko, S.Saro, H.J.Schott, B.Streicher, B.Sulignano, J.Uusitalo, A.V.Yeremin

Studies of superheavy elements at SHIP

NUCLEAR REACTIONS 238U(48Ca, X), E=233.3-239.3 MeV; measured Eα from spontaneous fission.

doi: 10.1142/S021830130700640X
Citations: PlumX Metrics


2007HO18      Eur.Phys.J. A 32, 251 (2007)

S.Hofmann, D.Ackermann, S.Antalic, H.G.Burkhard, V.F.Comas, R.Dressler, Z.Gan, S.Heinz, J.A.Heredia, F.P.Hessberger, J.Khuyagbaatar, B.Kindler, I.Kojouharov, P.Kuusiniemi, M.Leino, B.Lommel, R.Mann, G.Munzenberg, K.Nishio, A.G.Popeko, S.Saro, H.J.Schott, B.Streicher, B.Sulignano, J.Uusitalo, M.Venhart, A.V.Yeremin

The reaction 48Ca + 238U → 286112* studied at the GSI-SHIP

NUCLEAR REACTIONS 238U(48Ca, X), E=233.3-239.3 MeV; measured σ, Eα, (recoil)α-coin following residual nucleus decay; deduced evidence for 286Cn.

RADIOACTIVITY 283Cn(α), (SF) [from 238U(48Ca, X)]; measured Eα, (recoil)α-coin, T1/2.

doi: 10.1140/epja/i2007-10373-x
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA0895. Data from this article have been entered in the XUNDL database. For more information, click here.


2007KH22      Eur.Phys.J. A 34, 355 (2007)

J.Khuyagbaatar, S.Hofmann, F.P.Hessberger, D.Ackermann, S.Antalic, H.G.Burkhard, S.Heinz, B.Kindler, A.F.Lisetskiy, B.Lommel, R.Mann, K.Nishio, H.J.Schott, B.Sulignano

Isomeric states in 214Th and 213Th

NUCLEAR REACTIONS 164Dy(54Cr, X)213Th/214Th, E=246, 258 MeV; measured σ, Eγ, Iγ, αγ-coin following residual nucleus decay. 213,214Th deduced levels, J, π, T1/2.

NUCLEAR STRUCTURE 214,216Th, 212,214Ra, 210,212Rn, 208,210Po; analyzed levels, J, π, B(E2) using shell model.

doi: 10.1140/epja/i2007-10512-5
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1647. Data from this article have been entered in the XUNDL database. For more information, click here.


2006HO29      J.Nucl.Radiochem.Sci. 7, R25 (2006)

S.Hofmann, D.Ackermann, S.Antalic, H.G.Burkhard, R.Dressler, F.P.Hessberger, B.Kindler, I.Kojouharov, P.Kuusiniemi, M.Leino, B.Lommel, R.Mann, G.Munzenberg, K.Nishio, A.G.Popeko, S.Saro, H.J.Schott, B.Streicher, B.Sulignano, J.Uusitalo, A.V.Yeremin

Study of Superheavy Elements at the GSI-SHIP

NUCLEAR REACTIONS 238U(48Ca, X)286Cn, E=34.5 MeV; measured reaction products; deduced σ, T1/2. Comparison with available data. SHIP separator.

doi: 10.14494/jnrs2000.7.R25
Citations: PlumX Metrics


1985HO29      Nucl.Phys. A447, 335c (1985)

S.Hofmann, P.Armbruster, G.Munzenberg, W.Reisdorf, K.-H.Schmidt, H.G.Burkhard, F.P.Hessberger, H.-J.Schott, Y.K.Agarwal, G.Berthes, U.Gollerthan, H.Folger, R.Hingmann, J.G.Keller, M.E.Leino, P.Lemmertz, M.Montoya, K.Poppensieker, B.Quint, I.Zychor

The Influence of the Surprising Decay Properties of Element 108 on Search Experiments for New Elements

RADIOACTIVITY 260Sg(α) [from 208Pb(54Cr, 2n), E=4.92 MeV/nucleon]; measured T1/2; deduced SF(T1/2) limit, branching ratio. 256Rf(SF) [from 260Sg(α-decay)]; measured T1/2. 260Sg, 256Rf deduced mass excess.

doi: 10.1016/0375-9474(86)90615-9
Citations: PlumX Metrics


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