i RU9604308 L ISINN-4 IV International Seminar on Interaction of Neutrons with Nuclei Neutron Spectroscopy, Nuclear Structure, Related Topics Dubna, 1996 Abstracts :•:? 0 4 JOINT INSTITUTE FOR NUCLEAR RESEARCH E3-96-114 IV International Seminar on Interaction of Neutrons with Nuclei NEUTRON SPECTROSCOPY, NUCLEAR STRUCTURE, RELATED TOPICS Dubna, April 27—30, 1996 Abstracts Dubna 1996 ORGANIZING COMMITTEE 1. W.I.Furman Chairman 2. V.N.Shvetsov Scientific Secretary 3. S.V.Kozenkov Member 4. E.I.Sharapov Member 5. A.M.Sukhovoj Member 6. N.M.Dokalenko Seminar Coordinator SECRETARIAT 1. T.F.Drozdova 2. N.A.Malysheva 3. V.S.Rumyantseva © (XrbcnmcHHUit MHCTtnyr sucpHbix HCCJienoBaHHii, fl.y6Ha, 1996 ISINN-4 Preliminary program April 27 Theory 1 SolovievV.G. jNuclear Structure at Low and High Excitations - 30 min Storozhenko A.N. j Description of Neutron and Gamma-Ray Widths of High Excited [States of Spherical Nuclei in the Quasiparticle-Phonon Nuclear Model i- 15 min • BunakovV.E. Conditions of Resonance Trapping in Nuclei - 30 min JKernJ. i TheBrink.Model Revisited - 30 min iVoronov V.V. I Intermediate Structures in Photoabsorption Cross Section on Heavy [Nuclei - 30 min iRodin V.A."" iQn the Strength Function of Ml Giant Resonance - 15 min Chekomazov G.A. iOn the Direct Neutron Decay of Subbarrier Single-Neutron States in JNear-Magic Nuclei - 15 min Gaehler R. !Time Dependent Neutron Optics - 30 min P-, T-Breaking PostmaH. Some Aspects of the Analysis of Parity Violation Effects Observed at i_ Neutron P-wave Resonance Studies - 30 min [Snow W.M. Parity Violation in Polarized Neutron Transmission Through Xenon - 30 min •Barysheysky V. T-Noninvariant Neutron Spin Rotation in Crystals ^_15 min SkoyV.R. The isotopic identification of the parity-violating neutron p-wave resonance at energy Ep =3.2 eV in Xe - 15 min Neutron Beta-Deca> —i Morozov V.I. New Precise Measurement of Neutron Life Time - 30 min Abele H. ! A Measurement of the Correlation Coefficients in the Decay of iPolarized Free Neutrons - 30 min _ April 28 Neutron Radiative Capture BOrnerH. High Resolution Gamma Ray Spectroscopy and Applications in Nuclear, Fundamental and Condensed Matter Physics - 30 min Kappeler F. (n,y) Cross Sections for Nucleosynthesis: the Mass Region of the Lanthanides - 30 min Litvinsky L.L. Re-Os Chronology of the r-process Nucleosynthesis Taking into Account Accelerated Decay of'*7te and Neutron Capture in Excited States of 7 MI* in Star Conditions -15 min Mengoni Alberto Exotic Properties of Light Nuclei and their Neutron Capture Cross Sections - 30 min Stephenson Sh.L. Multiple Scattering Effect on (n,y) Resonance in IB8Pd-\S min Novosiolov G.M. About Detrmination of Potential Scattering Parameters in thtliAe LoT /MIw/ Energy Region - 15 min Janeva N. The Resonance Parameters of Hf-15 min Khitrov V.A. Nuclear Phase Transition - the Experimental Study Possibilities - 30 min Voinov A.V. Test of the El y-Ray Strength Function and "Level Density Models by the j '"Gd(n,2y)li6GdReaction - IS min j April 29 Theory 2 _ _ Kadmensky S.G. jThe Neutron Optical Potential with Fragmentation and Retardation ; JEffects-30min iAvdeenkov A.V. ISemi-microscopic Calculations of the Optical Potential and the Absorption _| {Cross Section for mPb and 2<uPb- 15m in jParfenova Yu.L. iStudy of Sensitivity of Isomeric Ratio to Parity Dependence of Nuclear ! ILevel Density - 15 min 'Przytula M. Phenomenological Description of Neutron Resonance Level Densities - i 15 min [Zhuraylhev B.V. 'Nuclear Level Density near ,4 = 208 - 15 min [Barabanoy A.L. ^Hypothetical Excited State of the 3-//Nucleus and n-d Scattering - 15 min • Groudzevich i Influence of Target-Nucleus Characteristics on Isomer Cross Sections - iO.T. 15 min • Sukhoruchkin Nuclear Shell Stabilization of Excitations and Nucleon Separation iSAL_ [Energies - 15 min i Lukyanov A.A. 'Unified Approach to the Multilevel Parametrization of Resonance Cross j Sections - 15 min Polarizability of the Neutron, n-e Interaction iSamosvat G.S. iNeutron Polarizability has not been Determined. How to get it from atol? - : [30 min Tretyakova T.Yu. [Electromagnetic Structure of Neutron. Overview of Modern Dynamical !____..._ ___lModels- 15 min Karpikhin I.L. jDetermination of the Neutron Scattering Length of20 Pb by the Neutron ; ilnterferometry Method- 30 min Reactions with Fast Neutrons tMarianski B. JRole of Collective Excitation in the Continuum in 91Nb(n,xn) Reaction - ; U^jin. _ jKonovalov j Measurements of the (n,2n) Reaction Cross-section Using the Time ;V.Yu. [Intervals Spectroscopy Technique - 15 min iGledenov Yu.M. Angular Distribution and Cross Section of the ^Nifn.af^Fe and uFe(n, a/'Cr Reactions at 6 and 7 MeV- 15 min Ketlerov V.V. ^Detailed Study of the Double-Differential Cross-Sections for''O(n,a)uC • Reaction- 15 min Kornilov N.V. : Inelastic Neutron Scattering on the First Levels of mU- 15 min ;Sukhovitskij IThe Suggestion for Updating of the Evaluated Partial Spectra of Emitted iE.Sh. Neutrons in Nuclear Data Files - 15 min April 30 Methodical Aspects Przytula M. Lead Slowing-Down Time Neutron Spectrometer of Lodz University i 15 min Crawford Bret E. Apparatus for Capture Gamma-Ray Studies of Parity Violation at Los j Alamos - 15 min Muradian G.V. 'High Intensity Neutron Spectrometer on the Base of FAK.EL Linac - • '5 min Kern J. ^The Swiss Spallation Source S1NQ at PSH the Facility and the PGAA Project - 15 min Androsenko P.A. The Possibilities of Monte-Carlo method for Neutron and Gamma < Spectroscqpy - 15 min _____ Khyachkov V.A. ;New set-up for Nuclear Charge Indentification in Fission Experiments - 15 min Florek M. Experimental and Calculated Data for Estimation Background from Natural Neutrons-15 min Sobolev Yu.G. MULTEM - Multichannel Detector Array for Multiple Particle Emission Studies- 15 min Beda A.A. Proton Polarized Filter of 1TEP for Polarization of Neutrons - 15 min Shvetsov V.N. Preliminary Results of the Experiment on Searching Weak VCN Upscatteringj-15 min Frank A.I. Neutron Time Focusing - 15 min _____ Low Energy Fission Goverdovski A.A..Standard Fission Modes of Thorium-233 - 30 min Kopach Yu.N. I Status of Fission Experiment with mU Aligned Target - 15 min Grigoryev Yu.V. 'Measurements of the Radiation Multiplicity spectra and the alpha value Maslov V.M. ; Above-Threshold Structures in Curium Neutron-Induced Fission Cross !Sections-20min Borzakov S.B. Delayed Neutron Yields from Thermal Neutron Fission of mU, 2) U, "9"' 'JFotina O.F. Multiplicity of Light Particles in Heavy Ion Induced Fission - 15 min Mitrofanov V.F. Fluctuations of Standard Mass Components in Low Energy Fission - 15 min Poster Session jMakarenko V. )Light Charged Particle Emission in _^ Tarnbergs J. j Study of Neutron Properties in Quark Potential Model Approach Sukhoruchkin S.I. Analysis of Nuclear Superfine-Structure Effects and Necessity of : Additional Measurements of Neutron Resonance Spacing Distributions ! Soroko Z.N. Nonstatistical Effects in Resonance Parameters of Heavy and Fissile i ) Porodzinskij The Determination of the Average Reduce Neutron Width and Level I Yu.V. Spacing in the Resolved Energy Region with the Account of Level I _ Missing iBarabanov A.L. ! T-noninvariant Effect in Muon Capture by iLi Nucleus with Decay to Continuum iMuradian G.V. iTJreNeutJ^Jjte^ a^i E^^ Voskanian M.A. ; Element Analysis Based on Gamma Cascade Spectrometry for Neutron ( ] Resonances _ 'Zabiyakin V. j Determination of the Neutron-Electron Scattering Length Based on the I Neutron Interferometric and Transmit ion Experimental Data Obtained i ifi1?11* on? ?5.d the Same Sample of mPb j Alexandrov Yu.A Investigation of Electromagnetic Properties of the Neutron and the ' jCharge Neutron_Radius i List of Participants i Belarus : i Maslov V.M. Radiation Physics and Chemistry Problems Institute Academy of Sciences j i of Belarus, Nuclear Data Evaluation Laboratory, Minsk-Sosny, Belarus \ i Baryshevsky V.G. Institute of Nuclear Problems, Minsk, Belarus i î Porodzinskij Yu.V. Radiation Physics and Chemistry Problems Institute Academy of Sciences \ of Belarus, Nuclear Data Evaluation Laboratory, Minsk-Sosny, Belarus \ i Sukhovitskij E.Sh. Radiation Physics and Chemistry Problems Institute Academy of Sciences i of Belarus, Nuclear Data Evaluation Laboratory 220109, Minsk-Sosny j Belarus, CIS i i Bulgaria . i i Janeva N. Institute for Nuclear Research and Nuclear Energy, Sofia, Bulgaria : i Lukyanov A.A. Department of Physics, Sofia University, Bulgaria ! i France ' i i Bomer H. Insitut Laue Langevin, Grenoble, France ! i Geltenbort P.W. Institut Laue-Langevin, Grenoble, France i ; Germany i i Abele H. Physikalisches Institut der Universität Heidelberg, Germany | i Gaehler R. TU, München, Germany | [Käppeler F. Forschungszentrum Karlsruhe, IK-I1I, Karlsruhe, Germany ! 1 Italy | Mengoni Alberto RIKEN-Radiation Laboratory 2-1 Hirosawa, Wako Saitama 351-02 - ] JAPAN and ENEA - Applied Physics Section, Bologna - ITALY ! i Latvia i ! Tambergs J. | Nuclear Research Center, Salaspils, Latvia i i The Netherlands i | Postma H. Dept. of Applied Physics, Delft University of Technology, Delft, the ; Netherlands j i Poland . i IMarianski B. Soltan Institute for Nuclear Studies, Warsaw, Poland i i Przytula M. Department of Nuclear Physics, Lodz University, Poland ! ! Russia i ! Androsenko P.A. Institute of Physics and Power Engineering, Obninsk I i Avdeenkov A.V. Institute of Physics and Power Engineering, Obninsk j i Barabanov A.L. RRC "Kurchatov Institute", Institute of General and Nuclear Physics, 1 j • • Moscow | i Beda A.G. _, Institute for Theoretical and Experimental Physics, Moscow j I Bolotsky V.P. Institute for Theoretical and Experimental Physics, Moscow i I Bunakov V.E. St. Petersburg Nuclear Physics Institute, Gatchina, Russia j i Chekomazov G.A. Moscow Engineering Physics Institute, Moscow, Russia i i Danilyan G.V. Institute for Theoretical and Experimental Physics, Moscow i i Ermakov O.N. Institute for Theoretical and Experimental Physics, Moscow j i Fotina O.F.