NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = H.Bokemeyer Found 15 matches. 2001DE11 J.Phys.(London) G27, L29 (2001) F.W.N.de Boer, K.Bethge, H.Bokemeyer, R.van Dantzig, J.van Klinken, V.Mironov, K.A.Muller, K.E.Stiebing Further Search for a Neutral Boson with a Mass Around 9 MeV/c2 NUCLEAR REACTIONS 7Li(p, e+e-), E=1.1 MeV; 11B(d, ne+e-), E=1.6 MeV; measured electron-positron sum energies, angular correlations; deduced possible neutral boson.
doi: 10.1088/0954-3899/27/4/102
2000ST19 Eur.Phys.J. A 8, 87 (2000) K.E.Stiebing, K.A.Muller, J.Baumann, K.Bethge, J.Bernhardt, H.Bokemeyer, H.Folger, O.Frohlich, O.Hohn, G.Kavermann, G.Lambrinidis, A.Muller, J.Peter, S.Runkel, L.Schmidt, H.Schmidt-Bocking, P.Senger, P.Thee, J.Ullrich On the Spectroscopy of Atomic Electrons (Positrons) in the Energy Range of 10 to 50 MeV from Heavy-Ion Collisions at Intermediate Energies NUCLEAR REACTIONS Pb(Pb, X), E=60 MeV/nucleon; calculated electron, positron spectra, detector design characteristics. Monte Carlo simulations. RADIOACTIVITY 12B(β-) [from 11B(d, p)]; measured Eβ, Iβ. Test of prototype detector.
doi: 10.1007/s100500070122
1997DE46 J.Phys.(London) G23, L85 (1997) F.W.N.de Boer, R.van Dantzig, J.van Klinken, K.Bethge, H.Bokemeyer, A.Buda, K.A.Muller, K.E.Stiebing Excess in Nuclear e+e- Pairs Near 9 MeV/c2 Invariant Mass NUCLEAR REACTIONS 7Li, 11B(p, e+e-), E not given; 12C(p, p'e+e), E=20 MeV; 19F(p, γ), E=5.2 MeV; 11B(p, e+e-), E=98 MeV; analyzed pair production data; deduced evidence for short-lived neutral boson. Other data input.
doi: 10.1088/0954-3899/23/11/001
1997DI05 Z.Phys. A358, 11 (1997) E.Ditzel, J.M.Hoogduin, H.Backe, J.Baumann, F.W.N.de Boer, H.Bokemeyer, M.Debowski, R.Ganz, J.Gerl, T.Happ, M.Kaspar, J.van Klinken, T.Kroll, R.Kulessa, I.Peter, P.Salabura, H.Schaffner, S.Schremmer, K.Vetter, H.J.Wollersheim, H.Xie Absence of E0 Transitions Around 1.8 MeV After Collisions of 238U with 181Ta NUCLEAR REACTIONS 181Ta(238U, X), E=6.0 MeV/nucleon; measured e- spectra, e-(recoil)-coin. 181Ta, 238U deduced σ upper limits for E0 decays. Mini-orange spectrometers, PPAC, Doppler-corrected e- spectra.
doi: 10.1007/s002180050270
1997ST13 Z.Phys. A357, 441 (1997) J.Stroth, H.Backe, M.Begemann-Blaich, K.Bethge, H.Bokemeyer, M.Dahlinger, W.Konen, P.Kosmadakis, S.Mojumder, P.Senger, K.Stiebing Investigation of the Dynamics of Dissipative U + Au Collisions with δ-Electron Spectroscopy NUCLEAR REACTIONS 197Au(238U, X), E=8.65 MeV/nucleon; measured (e)(δ-electron)-coin; deduced dissipative collisions dynamics, contact time dependence on total kinetic energy loss.
doi: 10.1007/s002180050265
1996DE51 Phys.Lett. 388B, 235 (1996) F.W.N.de Boer, O.Frohlich, K.E.Stiebing, K.Bethge, H.Bokemeyer, A.Balanda, A.Buda, R.van Dantzig, Th.W.Elze, H.Folger, J.van Klinken, K.A.Muller, K.Stelzer, P.Thee, M.Waldschmidt A Deviation in Internal Pair Conversion NUCLEAR REACTIONS 7Li, 11B(p, e+e-), E not given; measured sum energy spectra, pairs yield, e+e-(θ). 12C, 8Be transition deduced M1 angular correlation deviates from internal pair conversion.
doi: 10.1016/S0370-2693(96)01311-1
1996DI07 Nucl.Instrum.Methods Phys.Res. A376, 428 (1996) E.Ditzel, J.M.Hoogduin, H.Backe, F.W.N.de Boer, H.Bokemeyer, M.Debowski, J.van Klinken, P.Salabura, H.J.Wollersheim, H.Xie Doppler-Corrected Spectroscopy of Conversion Electrons with Mini-Oranges After Heavy-Ion Collisions NUCLEAR REACTIONS 181Ta(238U, 238U'), E=6 MeV/nucleon; measured (projectile)(ce)-, (recoil ejectile)(ce)-coin; deduced precise Doppler corrections for conversion electron emitted with specific solid angle. System of 4 Mini-Orange spectrometers.
doi: 10.1016/0168-9002(96)00260-4
1996GA31 Phys.Lett. 389B, 4 (1996) R.Ganz, R.Bar, A.Balanda, J.Baumann, W.Berg, K.Bethge, A.Billmeier, H.Bokemeyer, H.Fehlhaber, H.Folger, J.Foryciar, O.Frohlich, O.Hartung, M.Rhein, M.Samek, P.Salabura, W.Schon, D.Schwalm, K.E.Stiebing, P.Thee, and the EPoS II Collaboration Search for e+e- Pairs with Narrow Sum-Energy Distributions in Heavy-Ion Collisions NUCLEAR REACTIONS 181Ta(238U, X), E=5.92-6.06 MeV/nucleon; 232Th(238U, X), E=5.68-5.95 MeV/nucleon; measured e+e- sum-energy spectra, σ(θ).
doi: 10.1016/S0370-2693(96)01286-5
1996HO18 Phys.Lett. 384, 43 (1996) J.M.Hoogduin, E.Ditzel, A.Balanda, F.W.N.de Boer, H.Bokemeyer, J.Gerl, K.Heyde, J.van Klinken, A.Krasznahorkay, P.Salabura, H.J.Wollersheim On the Two First Excited K = 0 Bands in 238U and 240Pu NUCLEAR REACTIONS 238U(α, α'), (α, 2n), E=25 MeV; 181Ta(238U, 238U'), E=6 MeV/nucleon; analyzed I(ce). 238U, 240Pu deduced band structure.
doi: 10.1016/0370-2693(96)00798-8
1996SC45 Acta Phys.Pol. B27, 2959 (1996) W.Schon, H.Bokemeyer, W.Koenig, V.Metag, for the HADES Collaboration Simulation of Recoiless Production of ω Mesons
1995BA11 Nucl.Phys. A583, 237c (1995) R.Bar, A.Balanda, J.Baumann, W.Berg, K.Bethge, H.Bokemeyer, H.Folger, O.Frohlich, R.Ganz, O.Hartung, M.Samek, P.Salabura, W.Schon, D.Schwalm, K.Stiebing, P.Thee, E.Berdermann, F.Heine, S.Heinz, O.Joeres, P.Kienle, I.Koenig, W.Koenig, C.Kozhuharov, U.Leinberger, A.Schroter, H.Tsertos, and the EPOS/ORANGE Collaborations Experiments on e+e--Line Emission in HI Collisions NUCLEAR REACTIONS 238U, 206,208Pb, 181Ta, 232Th(238U, X), E not given; measured pair-production sum-energy lines. 209Bi(208Pb, X), E=6.5, 6.9 MeV/nucleon; 206Pb(238U, X), E=5.8 MeV/nucleon; measured Doppler shifted Eγ, Iγ in pair production.
doi: 10.1016/0375-9474(94)00666-B
1989BO40 Nucl.Instrum.Methods Phys.Res. A282, 40 (1989) The Part of Targets in Heavy-Ion Positron Spectroscopy NUCLEAR REACTIONS 208Pb(136Xe, X), E=4.3 MeV/nucleon; 248Cm(208Pb, X), E=5.4 MeV/nucleon; measured X-ray spectra. 248Cm(238U, X), E=6.05 MeV/nucleon; 248Cm(232Th, X), E=6.02 MeV/nucleon; 238U(238U, X), E=5.88 MeV/nucleon; 238U(232Th, X), E=5.83 MeV/nucleon; 232Th(232Th, X), E=5.75 MeV/nucleon; 181Ta(232Th, X), E=5.78 MeV/nucleon; measured β+ spectra.
doi: 10.1016/0168-9002(89)90107-1
1986DE25 Phys.Lett. 180B, 4 (1986) F.W.N.De Boer, K.Abrahams, A.Balanda, H.Bokemeyer, R.van Dantzig, J.F.W.Jansen, B.Kotlinski, M.J.A.De Voigt, J.van Klinken Search for Short-Lived Axions in a Nuclear Isoscalar Transition NUCLEAR REACTIONS 10B(p, p'), E=7 MeV; measured Eγ, Iγ, pair spectra. 10B transition deduced no axion events. Fourfold mini-orange spectrometer.
doi: 10.1016/0370-2693(86)90123-1
1985VI08 Z.Phys. A322, 547 (1985) P.Vincent, H.Bokemeyer, H.Emling, J.S.Greenberg, E.Grosse, D.Schwalm Selective Observation of Continuum Transitions in the Pb + Pb Quasimolecule NUCLEAR REACTIONS 208Pb(208Pb, X), E=4.8 MeV/nucleon; measured E X-ray, I X-ray, (X-ray)(X-ray)-coin; deduced double K-shell ionization σ.
doi: 10.1007/BF01415133
1975BO38 Z.Phys. A274, 305 (1975) H.Bokemeyer, K.Wohlfahrt, E.Kankeleit, D.Eckardt Mossbauer Conversion Spectroscopy: Measurements on the First Excited States of 180,182W and 145Pm NUCLEAR MOMENTS 180,182W, 145Pm; measured Mossbauer ce-spectra. 180,182W deduced quadrupole ratio.
doi: 10.1007/BF01434040
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