NSR Query Results
Output year order : Descending NSR database version of April 27, 2024. Search: Author = O.Zimmer Found 52 matches. 2024NE02 Nucl.Instrum.Methods Phys.Res. A1059, 168947 (2024) Th.Neulinger, H.Filter, O.Zimmer Vertical time-of-flight spectroscopy of ultracold neutrons
doi: 10.1016/j.nima.2023.168947
2022NE08 Eur.Phys.J. A 58, 141 (2022) T.Neulinger, D.Beck, E.Connolly, S.Degenkolb, P.Fierlinger, H.Filter, J.Hingerl, P.Nordin, T.Saerbeck, O.Zimmer Ultracold neutron storage in a bottle coated with the fluoropolymer CYTOP
doi: 10.1140/epja/s10050-022-00791-x
2020BE12 Phys.Rev. C 101, 055506 (2020) M.Beck, F.Ayala Guardia, M.Borg, J.Kahlenberg, R.Munoz Horta, C.Schmidt, A.Wunderle, W.Heil, R.Maisonobe, M.Simson, T.Soldner, R.Virot, O.Zimmer, M.Klopf, G.Konrad, S.Baessler, F.Gluck, U.Schmidt Improved determination of the β-νe-bar angular correlation coefficient α in free neutron decay with the α SPECT spectrometer RADIOACTIVITY 1n(β-); measured Ep, Ip, (β-)(electron ν-bar)(θ) using a silicon drift detector for proton detection in 4π by the aSPECT spectrometer using magnetic adiabatic collimation with an electrostatic filter at the Institut Laue Langevin, Grenoble; deduced ratio of axial vector to vector coupling constants, with detailed analysis of systematic uncertainties. Comparison with results of previous experiments.
doi: 10.1103/PhysRevC.101.055506
2018SE09 Phys.Rev. C 97, 055503 (2018) A.P.Serebrov, E.A.Kolomensky, A.K.Fomin, I.A.Krasnoshchekova, A.V.Vassiljev, D.M.Prudnikov, I.V.Shoka, A.V.Chechkin, M.E.Chaikovskiy, V.E.Varlamov, S.N.Ivanov, A.N.Pirozhkov, P.Geltenbort, O.Zimmer, T.Jenke, M.Van der Grinten, M.Tucker Neutron lifetime measurements with a large gravitational trap for ultracold neutrons RADIOACTIVITY 1n(β-); measured Iβ, T1/2 of free neutron, storage cycles for two different holding times, temperature dependence of the UCN storage time, inverse UCN loss rate, neutron count rates before (reactor cycle 179) and after (reactor cycle 181) using gravitationally trapped ultra-cold neutrons (UCN) at Institute Laue-Langevin (ILL) using the PF2 MAM UCN beam; deduced trap-neutron collision frequency, systematic error in T1/2 measurements using Monte Carlo simulations, influence of the residual gas on UCN storage. Comparison with previous experimental values in the last 17 years, and with evaluations by Particle Data Group. Discussed problem of a 3.9σ discrepancy between measurements of half-life of free neutron using neutrons in beams and those with stored ultracold neutrons (UCN).
doi: 10.1103/PhysRevC.97.055503
2017BI08 Phys.Rev. C 95, 045503 (2017) G.Bison, M.Daum, K.Kirch, B.Lauss, D.Ries, P.Schmidt-Wellenburg, G.Zsigmond, T.Brenner, P.Geltenbort, T.Jenke, O.Zimmer, M.Beck, W.Heil, J.Kahlenberg, J.Karch, K.Ross, K.Eberhardt, C.Geppert, S.Karpuk, T.Reich, C.Siemensen, Y.Sobolev, N.Trautmann Comparison of ultracold neutron sources for fundamental physics measurements RADIOACTIVITY 1n(β-); measured ultracold neutron (UCN) density, and UCN lifetime inside the storage bottles at Mainz, PSI, PF2 and SUN-2 systems; experimental comparison of the leading UCN sources currently operating using a standard UCN storage bottle with a volume of 32 liters suitable for search for a permanent electric-dipole moment of the neutron (nEDM), and for other studies of fundamental parameters of the neutron in searches for new charge-parity-violating processes or exotic interactions beyond the Standard Model of particle physics.
doi: 10.1103/PhysRevC.95.045503
2017SE25 JETP Lett. 106, 623 (2017) A.P.Serebrov, E.A.Kolomenskiy, A.K.Fomin, I.A.Krasnoschekova, A.V.Vassiljev, D.M.Prudnikov, I.V.Shoka, A.V.Chechkin, M.E.Chaikovskii, V.E.Varlamov, S.N.Ivanov, A.N.Pirozhkov, P.Geltenbort, O.Zimmer, T.Jenke, M.Van der Grinten, M.Tucker New measurement of the neutron lifetime with a large gravitational trap RADIOACTIVITY 1NN(β-); measured decay products; deduced T1/2. Comparison with available data.
doi: 10.1134/S0021364017220143
2016GR11 Phys.Rev. C 94, 025504 (2016) P.D.Grigoriev, O.Zimmer, A.D.Grigoriev, T.Ziman Neutrons on a surface of liquid helium NUCLEAR REACTIONS 4He(n, n), E=ultracold neutrons; calculated temperature-dependent rates of scattering of neutrons propagating in low gravitationally bound states above a neutron optical mirror of superfluid helium; discussed neutron-ripplon scattering. Relevance to storage of ultracold neutrons and β- decay of neutron.
doi: 10.1103/PhysRevC.94.025504
2016LE06 Phys.Rev. C 93, 025501 (2016) K.K.H.Leung, S.Ivanov, F.M.Piegsa, M.Simson, O.Zimmer Ultracold-neutron production and up-scattering in superfluid helium between 1.1 K and 2.4 K NUCLEAR REACTIONS 4He(n, n), (n, n')E=ultracold neutrons; measured production rate of ultracold and scattered neutrons in superfluid 4He at 1.1-2.4 K at PF1B cold-neutron beam facility of ILL-Grenoble; deduced no contributions from roton-phonon scattering and one-phonon absorption.
doi: 10.1103/PhysRevC.93.025501
2016LE17 Phys.Rev. C 94, 045502 (2016) K.K.H.Leung, P.Geltenbort, S.Ivanov, F.Rosenau, O.Zimmer Neutron lifetime measurements and effective spectral cleaning with an ultracold neutron trap using a vertical Halbach octupole permanent magnet array RADIOACTIVITY 1n(β-); measured half-life by the method of storage of ultracold neutrons (UCN) in magneto-gravitational traps (magnetic bottle) and measuring the loss rate of neutrons using the first-phase of 1.3-T Halbach octupole permanent (HOPE) magnet array aligned vertically at ILL-Grenoble facility. Comparison with value from Particle Data Group (PDG) evaluation.
doi: 10.1103/PhysRevC.94.045502
2016ZI02 Phys.Rev. C 93, 035503 (2016) Neutron conversion and cascaded cooling in paramagnetic systems for a high-flux source of very cold neutrons NUCLEAR REACTIONS 1,2H, 14,15N, 16O(n, X), E<16 meV; calculated rates of neutron conversion to ultra cold neutrons (UCN) with energy up to 250 neV, paramagnetic cascade cooling of neutrons, stationary spectral neutron densities; proposed new mechanism for neutron-cooling for producing high-flux very cold neutrons (VCNs) and enhancement of production of ultracold neutrons (UCNs) by inelastic magnetic scattering in weakly absorbing, cold paramagnetic systems.
doi: 10.1103/PhysRevC.93.035503
2015SC14 Phys.Rev. C 92, 024004 (2015) P.Schmidt-Wellenburg, J.Bossy, E.Farhi, M.Fertl, K.K.H.Leung, A.Rahli, T.Soldner, O.Zimmer Experimental study of ultracold neutron production in pressurized superfluid helium RADIOACTIVITY 1n(β-); measured production of ultra-cold neutrons (UCN) in superfluid helium in the range from saturated vapor pressure to 20 bar, dependence of pressure on single- and multiphonon peaks, cold neutron (CN) time-of-flight spectra at the CN beam facility PF1b of the Institut Laue-Langevin; deduced CN-wavelength-dependent UCN production.
doi: 10.1103/PhysRevC.92.024004
2015SE16 Phys.Rev. C 92, 055501 (2015) A.P.Serebrov, E.A.Kolomenskiy, A.N.Pirozhkov, I.A.Krasnoschekova, A.V.Vassiljev, A.O.Polyushkin, M.S.Lasakov, A.N.Murashkin, V.A.Solovey, A.K.Fomin, I.V.Shoka, O.M.Zherebtsov, P.Geltenbort, S.N.Ivanov, O.Zimmer, E.B.Alexandrov, S.P.Dmitriev, N.A.Dovator New search for the neutron electric dipole moment with ultracold neutrons at ILL NUCLEAR MOMENTS 1n; measured Ramsey resonance curves, neutron electric dipole moment (EDM) using ultracold neutrons (UCN) from High-Flux Reactor of ILL-Grenoble and double-chamber magnetic resonance spectrometer developed at PNPI-Gatchina; deduced an upper limit of EDM. Discussed possibilities for further improvement.
doi: 10.1103/PhysRevC.92.055501
2015ZI01 Phys.Rev. C 92, 015501 (2015) Ultracold neutron accumulation in a superfluid-helium converter with magnetic multipole reflector
doi: 10.1103/PhysRevC.92.015501
2014PI05 Phys.Rev. C 90, 015501 (2014) F.M.Piegsa, M.Fertl, S.N.Ivanov, M.Kreuz, K.K.H.Leung, P.Schmidt-Wellenburg, T.Soldner, O.Zimmer New source for ultracold neutrons at the Institut Laue-Langevin RADIOACTIVITY 1n(β-); measured neutron wavelength spectrum by time-of-flight, UCN leakage rate, storage lifetime and UCN density, duty cycle of UCN source. Next generation intense ultra-cold neutron (UCN) source at the Institut Laue-Langevin, Grenoble.
doi: 10.1103/PhysRevC.90.015501
2014SE08 JETP Lett. 99, 4 (2014) A.P.Serebrov, E.A.Kolomenskiy, A.N.Pirozhkov, I.A.Krasnoschekova, A.V.Vassiljev, A.O.Polushkin, M.S.Lasakov, A.K.Fomin, I.V.Shoka, V.A.Solovey, O.M.Zherebtsov, P.Geltenbort, S.N.Ivanov, O.Zimmer, E.B.Alexandrov, S.P.Dmitriev, N.A.Dovator New measurements of the neutron electric dipole moment NUCLEAR MOMENTS 1NN; measured frequencies of neutron precession; deduced electric dipole moment. Comparison with available data.
doi: 10.1134/S0021364014010111
2011VE13 Hyperfine Interactions 201, 31 (2011) V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina Parity-violating asymmetry in the reactions 6Li(n, α)3H and 10B(n, α)7Li* → 7Li + γ NUCLEAR REACTIONS 6Li, 10B(n, α), E cold; measured detector circuit current; deduced P-odd asymmetry coefficients. DDH meson exchange model.
doi: 10.1007/s10751-011-0288-6
2009AT04 Nucl.Instrum.Methods Phys.Res. A 608, 144 (2009) F.Atchison, B.Blau, A.Bollhalder, M.Daum, P.Fierlinger, P.Geltenbort, G.Hampel, M.Kasprzak, K.Kirch, S.Kochli, B.Kuczewski, H.Leber, M.Locher, M.Meier, S.Ochse, A.Pichlmaier, C.Plonka, R.Reiser, J.Ulrich, X.Wang, N.Wiehl, O.Zimmer, G.Zsigmond Transmission of very slow neutrons through material foils and its influence on the design of ultracold neutron sources NUCLEAR REACTIONS Al(n, x), 27Al(n, x), Zr(n, x), E=1.75E-7-2.0E-7 eV; measured products; deduced σ, σ(E). Data were imported from EXFOR entry 23102.
doi: 10.1016/j.nima.2009.06.047
2009EZ01 Nucl.Instrum.Methods Phys.Res. A611, 167 (2009) V.F.Ezhov, A.Z.Andreev, G.Ban, B.A.Bazarov, P.Geltenbort, F.J.Hartman, A.G.Glushkov, M.G.Groshev, V.A.Knyazkov, N.A.Kovrizhnykh, O.Naviliat-Cuncic, G.B.Krygin, A.Mueller, S.Paul, R.Picker, V.L.Ryabov, A.Serebrov, O.Zimmer Magnetic storage of UCN for a measurement of the neutron lifetime
doi: 10.1016/j.nima.2009.07.071
2009KO36 Nucl.Phys. A827, 529c (2009) G.Konrad, F.Ayala Guardia, S.Baessler, M.Borg, F.Gluck, W.Heil, I.Konorov, K.K.H.Leung, R.Munoz Horta, M.Simson, Y.Sobolev, T.Soldner, H.-F.Wirth, O.Zimmer The Proton Spectrum in Neutron Beta Decay: Latest Results with the aSPECT Spectrometer
doi: 10.1016/j.nuclphysa.2009.05.114
2008BA48 Eur.Phys.J. A 38, 17 (2008) S.Baessler, F.Ayala Guardia, M.Borg, F.Gluck, W.Heil, G.Konrad, I.Konorov, R.Munoz Horta, G.Petzoldt, D.Rich, M.Simson, Yu.Sobolev, H.-F.Wirth, O.Zimmer First measurements with the neutron decay spectrometer aSPECT
doi: 10.1140/epja/i2008-10660-0
2008VE02 Phys.Rev. C 77, 035501 (2008) V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petoukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina Measurement of the parity-violating triton emission asymmetry in the reaction 6Li(n, α)3H with polarized cold neutrons NUCLEAR REACTIONS 6Li(polarized n, α)3H, E not given; measured parity-violating triton emission asymmetry coefficient. Used ultracold polarized neutrons.
doi: 10.1103/PhysRevC.77.035501
2006AT06 Phys.Rev. C 74, 055501 (2006) F.Atchison, B.Blau, M.Daum, P.Fierlinger, P.Geltenbort, R.Henneck, S.Heule, M.Kasprzak, K.Kirch, K.Kohlik, M.Kuzniak, M.Meier, C.-F.Meyer, A.Pichlmaier, C.Plonka, P.Schmidt-Wellenburg, B.Schultrich, Th.Stucky, V.Weihnacht, O.Zimmer Storage of ultracold neutrons in a volume coated with diamondlike carbon
doi: 10.1103/PhysRevC.74.055501
2006AT07 Phys.Lett. B 642, 24 (2006) F.Atchison, B.Blau, M.Daum, P.Fierlinger, A.Foelske, P.Geltenbort, M.Gupta, R.Henneck, S.Heule, M.Kasprzak, M.Kuzniak, K.Kirch, M.Meier, A.Pichlmaier, Ch.Plonka, R.Reiser, B.Theiler, O.Zimmer, G.Zsigmond Diamondlike carbon can replace beryllium in physics with ultracold neutrons
doi: 10.1016/j.physletb.2006.09.024
2006KH04 JETP Lett. 83, 5 (2006); Erratum JETP Lett. 83, 366 (2006); Comment JETP Lett. 84, 231 (2006) R.U.Khafizov, N.Severijns, O.Zimmer, H.-F.Wirth, D.Rich, S.V.Tolokonnikov, V.A.Solovei, M.R.Kolhidashvili Observation of the Neutron Radiative Decay RADIOACTIVITY 1n(β-); measured βpγ-coin; deduced branching ratio for radiative decay. Note: In comment, several co-authors deny responsibility for article contents.
doi: 10.1134/S0021364006010024
2006VA01 Eur.Phys.J. B 49, 157 (2006) B.van den Brandt, H.Glattli, I.Grillo, P.Hautle, H.Jouve, J.Kohlbrecher, J.A.Konter, E.Leymarie, S.Mango, R.P.May, A.Michels, H.B.Stuhrmann, O.Zimmer Time-resolved nuclear spin-dependent small-angle neutron scattering from polarised proton domains in deuterated solutions
doi: 10.1140/epjb/e2006-00037-9
2005GL01 Eur.Phys.J. A 23, 135 (2005) F.Gluck, S.Baessler, J.Byrne, M.G.D.van der Grinten, F.J.Hartmann, W.Heil, I.Konorov, G.Petzoldt, Yu.Sobolev, O.Zimmer The neutron decay retardation spectrometer aSPECT: Electromagnetic design and systematic effects
doi: 10.1140/epja/i2004-10057-1
2005PI18 J.Res.Natl.Inst.Stand.Technol. 110, 357 (2005) R.Picker, I.Altarev, J.Brocker, E.Gutsmiedl, J.Hartmann, A.Muller, S.Paul, W.Schott, U.Trinks, O.Zimmer A Superconducting Magnet UCN Trap for Precise Neutron Lifetime Measurements
doi: 10.6028/jres.110.053
2005VE08 Pisma Zh.Eksp.Teor.Fiz. 82, 519 (2005); JETP Lett. 82, 463 (2005) V.A.Vesna, Yu.M.Gledenov, V.V.Nesvizhevsky, A.K.Petukhov, P.V.Sedyshev, T.Soldner, O.Zimmer, E.V.Shulgina Discovery of a P-Odd Effect in Triton Emission from the reaction 6Li(n, α)3H NUCLEAR REACTIONS 6Li(n, α), E=reactor; measured triton spectra, angular distribution; deduced P-odd asymmetry coefficient.
doi: 10.1134/1.2150862
2004SO03 Phys.Lett. B 581, 49 (2004) T.Soldner, L.Beck, C.Plonka, K.Schreckenbach, O.Zimmer New limit on T violation in neutron decay RADIOACTIVITY 1n(β-); measured electron and antineutrino momentum spectra following polarized neutron decay; deduced T-violation limit.
doi: 10.1016/j.physletb.2003.12.004
2004VA13 Nucl.Instrum.Methods Phys.Res. A526, 91 (2004) B.van den Brandt, H.Glattli, H.Griesshammer, P.Hautle, J.Kohlbrecher, J.A.Konter, O.Zimmer The spin-dependent nd scattering length -- a proposed high-accuracy measurement NUCLEAR REACTIONS 2H(polarized n, n), E=low; calculated scattering length associated observables. Proposed experiment discussed.
doi: 10.1016/j.nima.2004.03.156
2003SO25 Nucl.Phys. A721, 469c (2003) T.Soldner, L.Beck, C.Plonka, K.Schreckenbach, O.Zimmer New Limit on T Violation in Free Neutron Decay RADIOACTIVITY 1n(β-); measured Eβ, Ep, βp-coin; deduced limit on time-reversal violation associated coefficient.
doi: 10.1016/S0375-9474(03)01101-1
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
2002BY02 J.Phys.(London) G28, 1325 (2002) J.Byrne, P.G.Dawber, M.G.D.van der Grinten, C.G.Habeck, F.Shaikh, J.A.Spain, R.D.Scott, C.A.Baker, K.Green, O.Zimmer Determination of the Electron-Antineutrino Angular Correlation Coefficient a0 and the Parameter |l| = |GA/GV| in Free Neutron β-Decay from Measurements of the Integrated Energy Spectrum of Recoil Protons Stored in an Ion Trap RADIOACTIVITY 1n(β-); measured recoil proton spectra; deduced electron-antineutrino angular correlation coefficient. Cryogenic ion trap.
doi: 10.1088/0954-3899/28/6/314
2002JE06 Yad.Fiz. 65, 662 (2002); Phys.Atomic Nuclei 65, 630 (2002) P.Jesinger, A.Kotzle, F.Gonnenwein, M.Mutterer, J.von Kalben, G.V.Danilyan, V.S.Pavlov, G.A.Petrov, A.M.Gagarski, W.H.Trzaska, S.M.Soloviev, V.V.Nesvizhevsky, O.Zimmer Angular Correlations in Ternary Fission Induced by Polarized Neutrons NUCLEAR REACTIONS 233,235U(polarized n, F), E=low; measured Eα, α-particle and fission fragment angular correlations, triple correlation with beam polarization. Ternary fission.
doi: 10.1134/1.1471264
2002ZI03 EPJdirect 4, A1, 1-28 (2002) O.Zimmer, G.Ehlers, B.Farago, H.Humblot, W.Ketter, R.Scherm A Precise Measurement of the Spin-Dependent Neutron Scattering Length of 3He NUCLEAR REACTIONS 3He(polarized n, n), E=reactor; measured σ, polarization, spin-dependent neutron scattering length. Polarized and unpolarized targets.
2001MO41 Yad.Fiz. 64, No 11, 2040 (2001); Phys.Atomic Nuclei 64, 1955 (2001) Yu.A.Mostovoi, I.A.Kuznetsov, V.A.Solovei, A.P.Serebrov, I.V.Stepanenko, T.K.Baranova, A.V.Vasiliev, Yu.P.Rudnev, B.G.Yerozolimsky, M.S.Dewey, F.Wietfeldt, O.Zimmer, V.V.Nesvizhevsky Experimental Value of GA/GV from a Measurement of Both P-Odd Correlations in Free-Neutron Decay RADIOACTIVITY 1n(β-); measured P-odd correlations; deduced weak-interaction parameter.
doi: 10.1134/1.1423745
2001ZI02 Europhys.Lett. 53, 183 (2001) Stern-Gerlach Effect without Magnetic-Field Gradient NUCLEAR REACTIONS 1H(n, n), E=low; measured Stern-Gerlach splitting of neutron beam due to scattering from polarized target.
doi: 10.1209/epl/i2001-00134-y
2000DA01 Nucl.Instrum.Methods Phys.Res. A440, 543 (2000) P.G.Dawber, J.Byrne, M.G.D.van der Grinten, C.Habeck, F.Shaikh, J.A.Spain, C.A.Baker, K.Green, R.D.Scott, O.Zimmer Determination of the Electron-Antineutrino Correlation Coefficient a in Neutron β-Decay by Measurement of the Integrated Proton Spectrum RADIOACTIVITY 1n(β-); measured proton spectra following decay. Method for determining electron-antineutrino correlation coefficient discussed.
doi: 10.1016/S0168-9002(99)01034-7
2000DA25 Yad.Fiz. 63, No 9, 1759 (2000); Phys.Atomic Nuclei 63, 1671 (2000) G.V.Danilyan, A.M.Fedorov, A.M.Gagarski, F.Goennenwein, P.Jesinger, J.von Kalben, A.Kotzle, E.I.Korobkina, I.T.Krasnoshchekova, M.Mutterer, V.V.Nesvizhevsky, S.R.Neumaier, Yu.B.Novozhilov, V.S.Pavlov, G.A.Petrov, V.I.Petrova, S.M.Solovyev, W.H.Trzaska, O.Zimmer Left-Right Asymmetry of the Angular Distribution of Long-Range Alpha Particles from Ternary 235U Fission Induced by Cold Polarized Neutrons NUCLEAR REACTIONS 233,235U(polarized n, F), E=0.0017 eV; measured (fragment)α-coin following ternary fission, α angular distribution, correlation coefficient. Effect of nuclear resonances discussed.
doi: 10.1134/1.1312903
2000JE02 Nucl.Instrum.Methods Phys.Res. A440, 618 (2000) P.Jesinger, A.Kotzle, A.M.Gagarski, F.Gonnenwein, G.Danilyan, V.S.Pavlov, V.B.Chvatchkin, M.Mutterer, S.R.Neumaier, G.A.Petrov, V.I.Petrova, V.Nesvizhevsky, O.Zimmer, P.Geltenbort, K.Schmidt, K.Korobkina Observation of a Triple Correlation in Ternary Fission: Is time reversal invariance violated ? NUCLEAR REACTIONS 233U(polarized n, F), E=reactor; measured ternary particle, fission fragment correlations; deduced possible time reversal asymmetry features.
doi: 10.1016/S0168-9002(99)01051-7
2000KO05 Nucl.Instrum.Methods Phys.Res. A440, 750 (2000) A.Kotzle, P.Jesinger, F.Gonnenwein, G.A.Petrov, V.I.Petrova, A.M.Gagarski, G.Danilyan, O.Zimmer, V.Nesvizhevsky Parity Nonconservation in Nuclear Fission: Does it depend on fragment mass/energy ? NUCLEAR REACTIONS 233U(polarized n, F), E=low; measured fission fragments mass, angular distributions, kinetic energy; deduced parity nonconservation asymmetry coefficient.
doi: 10.1016/S0168-9002(99)01076-1
2000KU02 Nucl.Instrum.Methods Phys.Res. A440, 539 (2000) I.A.Kuznetsov, Yu.P.Rudnev, A.P.Serebrov, V.A.Solovei, I.V.Stepanenko, A.V.Vasiliev, Yu.A.Mostovoy, O.Zimmer, B.G.Yerozolimsky, M.S.Dewey, F.Wietfeldt An Experiment to Measure λ = GA/GV from a Combination of Angular Correlation Coefficients in the Beta Decay of Polarized Neutrons
doi: 10.1016/S0168-9002(99)01033-5
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
2000WA36 Nucl.Sci.Eng. 136, 415 (2000) C.Wagemans, O.Serot, P.Geltenbort, O.Zimmer Experimental Determination of the 236U(nth, f) Cross Section NUCLEAR REACTIONS 236U(n, F), E=thermal; measured fission σ. Comparison with previous results.
doi: 10.13182/NSE00-A2170
2000ZI02 Nucl.Instrum.Methods Phys.Res. A440, 548 (2000) O.Zimmer, J.Byrne, M.G.D.van der Grinten, W.Heil, F.Gluck ' aspect ' - A New Spectrometer for the Measurement of the Angular Correlation Coefficient a in Neutron Beta Decay
doi: 10.1016/S0168-9002(99)01035-9
2000ZI03 J.Phys.(London) G26, 67 (2000) A Method of Magnetic Storage of Ultra-Cold Neutrons for a Precise Measurement of the Neutron Lifetime
doi: 10.1088/0954-3899/26/1/307
1999JE08 Yad.Fiz. 62, No 9, 1723 (1999); Phys.Atomic Nuclei 62, 1608 (1999) P.Jesinger, G.V.Danilyan, A.M.Gagarsky, P.Geltenbort, F.Goennenwein, A.Kotzle, E.I.Korobkina, M.Mutterer, V.Nesvizhevsky, S.R.Neumaier, V.S.Pavlov, G.A.Petrov, V.I.Petrova, K.Schmidt, V.B.Shvachkin, O.Zimmer Interference Effect in the Angular Distribution of Outgoing Particles in Ternary Fission Induced by Cold Polarized Neutrons NUCLEAR REACTIONS 233U(polarized n, F), E=low; measured (fragment)α-coin following ternary fission; deduced asymmetry factor, interference effect.
1999ZI01 Phys.Lett. 455B, 62 (1999) O.Zimmer, T.M.Muller, P.Hautle, W.Heil, H.Humblot High-Precision Neutron Polarization Analysis using Opaque Spin Filters NUCLEAR REACTIONS 1H, 3He(polarized n, n), E=low; measured outgoing neutron spectra, polarization; deduced spin filter characteristics. Polarized targets.
doi: 10.1016/S0370-2693(99)00345-7
1999ZI02 Phys.Lett. 461B, 307 (1999) A Method for Precise Neutron Beam Polarisation Analysis using an Opaque Spin Filter
doi: 10.1016/S0370-2693(99)00857-6
1998SE11 Zh.Eksp.Teor.Fiz. 113, 1963 (1998); J.Exper.Theo.Phys. 86, 1074 (1998) A.P.Serebrov, I.A.Kuznetsov, I.V.Stepanenko, A.V.Aldushchenkov, M.S.Lasakov, Yu.A.Mostovoi, B.G.Erozolimsky, M.S.Dewey, F.E.Wietfeldt, O.Zimmer, H.Borner Measurement of the Antineutrino Escape Asymmetry with Respect to the Spin of the Decaying Neutron RADIOACTIVITY 1n(β-); measured proton-, β-spectra; deduced neutrino asymmetry. Polarized source.
doi: 10.1134/1.558574
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
Back to query form |