NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = D.Dubbers Found 30 matches. 2019DU11 Phys.Lett. B 791, 6 (2019) D.Dubbers, H.Saul, B.Markisch, T.Soldner, H.Abele Exotic decay channels are not the cause of the neutron lifetime anomaly RADIOACTIVITY 1NN(β-); analyzed available data on neutron lifetime; deduced neutron anomaly can be excluded with a high level of confidence when use is made of the neutron decay β asymmetry.
doi: 10.1016/j.physletb.2019.02.013
2019MA40 Phys.Rev.Lett. 122, 242501 (2019) B.Markisch, H.Mest, H.Saul, X.Wang, H.Abele, D.Dubbers, M.Klopf, A.Petoukhov, C.Roick, T.Soldner, D.Werder Measurement of the Weak Axial-Vector Coupling Constant in the Decay of Free Neutrons Using a Pulsed Cold Neutron Beam RADIOACTIVITY 1NN(β-); measured decay products, Eβ, Iβ; deduced β asymmetry, axial-vector coupling constant, parameters.
doi: 10.1103/PhysRevLett.122.242501
2018RO05 Phys.Rev. C 97, 035502 (2018) C.Roick, D.Dubbers, B.Markisch, H.Saul, U.Schmidt Electron time-of-flight: A new tool in β-decay spectroscopy RADIOACTIVITY 90Sr(β-); measured time-of-flight of electrons using scintillation detectors, displayed a new method in β-decay spectroscopy, including energy range up to 700 keV relevant for measurement of neutron β decay. Relevance to precise calibration of an electron detector. Comparison with other methods in literature.
doi: 10.1103/PhysRevC.97.035502
2011DU31 Rev.Mod.Phys. 83, 1111 (2011) The neutron and its role in cosmology and particle physics
doi: 10.1103/RevModPhys.83.1111
2002AB14 Phys.Rev.Lett. 88, 211801 (2002) H.Abele, M.A.Hoffmann, S.Baessler, D.Dubbers, F.Gluck, U.Muller, V.Nesvizhevsky, J.Reich, O.Zimmer Is the Unitarity of the Quark-Mixing CKM Matrix Violated in Neutron β-Decay ? RADIOACTIVITY 1n(β-); measured β-spectra, asymmetry; deduced matrix element, deviation from unitarity.
doi: 10.1103/PhysRevLett.88.211801
2000AB15 Nucl.Phys. A663-664, 947c (2000) H.Abele, S.Baessler, D.Dubbers, J.Reich Neutron β-Decay and the Unitary Condition of the CKM Matrix RADIOACTIVITY 1n(β-); analyzed data; deduced Standard Model parameters.
doi: 10.1016/S0375-9474(99)00804-0
2000MU04 Nucl.Instrum.Methods Phys.Res. A440, 736 (2000) T.M.Muller, D.Dubbers, P.Hautle, E.I.Bunyatova, E.I.Korobkina, O.Zimmer Measurement of the γ-Anisotropy in n(pol) + p(pol) → d + γ NUCLEAR REACTIONS 1H(polarized n, γ), E=low; measured Eγ, Iγ(θ), γ-anisotropy. Polarized target.
doi: 10.1016/S0168-9002(99)01073-6
2000RE02 Nucl.Instrum.Methods Phys.Res. A440, 535 (2000) J.Reich, H.Abele, M.A.Hoffmann, S.Baessler, P.v.Bulow, D.Dubbers, V.Nesvizhevsky, U.Peschke, O.Zimmer A Measurement of the Beta Asymmetry in Neutron Decay with PERKEO II RADIOACTIVITY 1n(β-); measured electron asymmetry; deduced ratio of axial vector to vector coupling constants. Polarized neutrons.
doi: 10.1016/S0168-9002(99)01032-3
1999DU10 Nucl.Phys. A654, 297c (1999) Fundamental Interactions (Experiments)
doi: 10.1016/S0375-9474(99)00259-6
1997AB32 Phys.Lett. 407B, 212 (1997) H.Abele, S.Baessler, D.Dubbers, J.Last, U.Mayerhofer, C.Metz, T.M.Muller, V.Nesvizhevsky, C.Raven, O.Scharpf, O.Zimmer A Measurement of the Beta Asymmetry A in the Decay of Free Neutrons RADIOACTIVITY 1n(β-); measured β asymmetry from polarized neutron decay; deduced axial vector to vector coupling constants ratio, right-handed currents limits.
doi: 10.1016/S0370-2693(97)00739-9
1993AB11 Phys.Lett. 316B, 26 (1993) H.Abele, G.Helm, U.Kania, C.Schmidt, J.Last, D.Dubbers On the Origin of the 17 keV Neutrino Signals, and a Loss-Free Measurement of the 35S β-Spectrum RADIOACTIVITY 35S(β-); measured β-spectra; deduced no 17 keV neutrino evidence. Virtually loss free β-spectroscopy method.
doi: 10.1016/0370-2693(93)90652-X
1991DU02 Nucl.Phys. A527, 239c (1991) Tests of the Standard Model with Free Neutron Beta Decay RADIOACTIVITY 1n; compiled, reviewed data; deduced implications to standard model.
doi: 10.1016/0375-9474(91)90118-P
1989DO17 Nucl.Instrum.Methods Phys.Res. A284, 123 (1989) J.Dohner, H.Abele, I.Reichert, H.Borel, D.Dubbers, S.J.Freedman, J.Last Measurement of Neutron-Decay Parameters with PERKEO RADIOACTIVITY 1n(β-); measured β-decay asymmetry T1/2; deduced g(A), g(V). Solenoidal electron spectrometer.
doi: 10.1016/0168-9002(89)90263-5
1988DO15 Phys.Rev. D38, 2722 (1988) J.Dohner, J.Last, M.Arnold, S.J.Freedom, D.Dubbers Pair Decay of the 2.2-MeV Excited State of the Deuteron: Limits on light-particle emission NUCLEAR REACTIONS 1H(n, γ), E=cold neutron; measured pair spectra features; deduced 2H level Γ(pair)/Γγ.
doi: 10.1103/PhysRevD.38.2722
1988KL01 Z.Phys. C37, 179 (1988) E.Klemt, P.Bopp, L.Hornig, J.Last, S.J.Freedman, D.Dubbers, O.Scharpf The Beta-Decay Asymmetry of the Neutron RADIOACTIVITY 1n(β-); measured β-decay asymmetry; deduced g(A)/g(V).
doi: 10.1007/BF01579905
1988LA04 Phys.Rev.Lett. 60, 995 (1988) J.Last, M.Arnold, J.Dohner, D.Dubbers, S.J.Freedman Pulsed-Beam Neutron-Lifetime Measurement RADIOACTIVITY 1n; measured T1/2; deduced (G(A)/G(V)).
doi: 10.1103/PhysRevLett.60.995
1986BO04 Phys.Rev.Lett. 56, 919 (1986); Erratum Phys.Rev. 57, 1192 (1986) P.Bopp, D.Dubbers, L.Hornig, E.Klemt, J.Last, H.Schutze, S.J.Freedman, O.Scharpf Beta-Decay Asymmetry of the Neutron and g(A)/g(V) RADIOACTIVITY 1n; measured β-asymmetry, Eβ, Iβ; deduced (g(A)/g(V)). Polarized neutron beam, long solenoidal β-spectrometer.
doi: 10.1103/PhysRevLett.56.919
1984BO28 J.Phys.(Paris), Colloq.C3, 21 (1984) P.Bopp, D.Dubbers, E.Klemt, J.Last, H.Schutze, W.Weibler, S.J.Freedman, O.Scharpf The β-Decay Asymmetry of the Free Neutron RADIOACTIVITY 1n(β-); measured β-decay asymmetry vs E; deduced (gp/g(A)). Polarized source, superconducting spectrometer.
1978ST31 Hyperfine Interactions 4, 170 (1978) H.-J.Stockmann, H.Ackermann, D.Dubbers, F.Fujara, M.Grupp, P.Heitjans, A.Korblein Determination of the Nuclear Moments of 28Al by β-Ray Detected NMR in a Sapphire Single Crystal NUCLEAR MOMENTS 28Al; measured β-NMR; deduced μ, quadrupole moment.
1978WI13 Phys.Lett. 67A, 423 (1978) A.Winnacker, D.Dubbers, F.Fujara, K.Dorr, H.Ackermann, H.Grupp, P.Heitjans, A.Korblein, H.-J.Stockmann Very Narrow Nuclear Magnetic Resonance Lines of 8Li(T1/2 = 0.84 s) in Solids by Double Frequency Irradiation, and the Hyperfine Structure Anomaly 7Li-8Li NUCLEAR MOMENTS 7,8Li; measured NMR spectra, hfs, g factors. Double frequency irradiation method.
doi: 10.1016/0375-9601(78)90353-5
1977DU06 Z.Phys. A282, 243 (1977) D.Dubbers, K.Dorr, H.Ackermann, F.Fujara, H.Grupp, M.Grupp, P.Heitjans, A.Korblein, H.-J.Stockmann Multiple Quantum NMR Transitions of 8Li(T1/2 = 0.84 s) in Single Crystals and Powders of LiTaO3, and the Quadrupole Moment of 8Li NUCLEAR MOMENTS 8Li; measured β-NMR; deduced quadrupole moment.
doi: 10.1007/BF01414890
1976AC01 Z.Naturforsch. 31a, 1298 (1976) H.Ackermann, D.Dubbers, M.Grupp, P.Heitjans, H.-J.Stockmann, K.-P.Wanczek, K.Recker, R.Leckebusch Electric Quadrupole Interaction of 20F in a KZnF3 Single Crystal NUCLEAR MOMENTS 20F; measured quadrupole coupling constant.
1976WI03 Nucl.Phys. A261, 261 (1976) A.Winnacker, H.Ackermann, D.Dubbers, M.Grupp, P.Heitjans, H.-J.Stockmann Nuclear Moments of the β-Emitters 108Ag and 110Ag NUCLEAR MOMENTS 108,110Ag [from 107,109Ag(polarized n, γ)]; measured β(θ, H, t); deduced μ, quadrupole moment. 110,111In calculated quadrupole moment.
doi: 10.1016/0375-9474(76)90569-8
1974AC03 Phys.Lett. 52B, 54 (1974) H.Ackermann, D.Dubbers, M.Grupp, P.Heitjans, H.-J.Stockmann Nuclear Magnetic Resonance of 8Li in LiNbO3 and the Quadrupole Moment of 8Li NUCLEAR MOMENTS 8Li [from 7Li(poln, γ)]; measured β(θ, H); deduced quadrupole moment, quadrupole coupling constant.
doi: 10.1016/0370-2693(74)90717-5
1974ST10 Z.Phys. 269, 47 (1974) H.-J.Stockmann, H.Ackermann, D.Dubbers, M.Grupp, P.Heitjans Elektrische Quadrupolwechselwirkungen von 20F im MgF2-Einkristall NUCLEAR MOMENTS 20F; measured quadrupole moment, quadrupole coupling constant.
1973ME21 Z.Phys. 262, 189 (1973) J.Mertens, H.Ackermann, D.Dubbers, P.Heitjans, A.Winnacker, P.von Blanckenhagen Relaxation and Deorientation of 110Ag (T1/2 = 24.4 s) Nuclei Produced by Capture of Polarized Neutrons in the Silver Halides RADIOACTIVITY 110Ag; measured Eβ(H, t).
doi: 10.1007/BF01391836
1972AC03 Phys.Lett. 41B, 143 (1972); Erratum Phys.Lett. 44B, 257 (1973) H.Ackermann, D.Dubbers, M.Grupp, P.Heitjans, G.Z.Putlitz, H.-J.Stockmann Static Electric Quadrupole Interactions of the β-Emitter 20F Produced By Capture of Polarized Neutrons in MgF2 Single Crystals NUCLEAR MOMENTS 20F(polarized); measured Iβ(θ); deduced quadrupole moment. NMR.
doi: 10.1016/0370-2693(72)90445-5
1971WI12 Z.Phys. 244, 289 (1971) A.Winnacker, H.Ackermann, D.Dubbers, J.Mertens, P.von Blanckenhagen Relaxation Phenomena and Nuclear Magnetic Resonance of 116In (T1/2=14s) Produced by Capture of Polarized Neutrons in the Indium III-V Compounds RADIOACTIVITY 116In; measured Iβ(θ), NMR, relaxation in In compounds; deduced μ, quadrupole moment.
doi: 10.1007/BF01396789
1969AC01 Phys. Letters 29B, 485 (1969) H.Ackermann, D.Dubbers, J.Mertens, A.Winnacker, P.Von Blanckenhagen Beta Decay Anisotropy and Nuclear Magnetic Resonance of 14s 116In Produced by Capture of Polarized Neutrons RADIOACTIVITY 116In(polarized) [from 115In (polarized n, γ)]; measured Iβ(θ). NUCLEAR MOMENTS 116In; measured NMR; deduced μ.
doi: 10.1016/0370-2693(69)90028-8
1969AC02 Z.Physik 228, 329 (1969) H.Ackermann, D.Dubbers, J.Mertens, A.Winnacker, P.von Blanckenhagen Measurement of the Nuclear Magnetic Moment of 110Ag (T1/2 = 24.4 s) NUCLEAR MOMENTS 110Ag; measured β anisotropy; deduced μ. NMR.
doi: 10.1007/BF01406715
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