!! !! !!\\\ !!\\\ !!\ !! !! \\ !! \\ !! \\ !! !! // !! // !! \\ !! !!/// !!/// !! \!! !! !! !! !! !! !! Prepared at the NATIONAL SUPERCONDUCTING CYCLOTRON LABORATORY Michigan State University, East Lansing, Michigan 48823-1321 Vol. 14 No. 4 4/6/95 Communicate all comments and questions, and for each preprint you produce, send a copy to: Dr. Betty Tsang at the NSCL. Electronic mail subscription of NPP is available. Send inquiry to TSANG@NSCL.NSCL.MSU.EDU Current and previous versions are also available via anonymous ftp at 35.8.32.110 in the /pub/preprints directory, and on the World Wide Web at http://pads1.pa.msu.edu/nuclear/NSCL.htm Write to source address to request preprint Table of Contents: ------------------ Accelerator Physics Astrophysics Elastic Scattering - Experimental & Theoretical Exotic Nuclei General Nuclear Theory Heavy-Ion Reaction Theory High Energy Heavy-Ion Reactions (E/A>20 MeV) Instrumentation Light Ion Reactions -- Experimental & Theoretical Nuclear Structure -- Experimental & Theoretical Physics with Pions, Hyperphysics Radioactivity and Fission Miscellaneous ================================================================ Accelerator Physics ================================================================ Accelerated Beams of Radioactive Ions: A New Multidisciplinary Research Tool. J.D. Garrett; sc: ORNL; da: 3/20/95; pb: The 1996 McGraw- Hill Yearbook of Science and Technology; NSCL# 2863 Calculation of Survival in Charged Particle and Neutron Beams Based on Track Structure. M. Scholz; sc: GSI; da: 3/15/95; dn: GSI-95-20; pb: Proceedings of the 'NIRS Int. Seminar on the Application of Heavy Ion Accelerators to Radiation Therapy of Cancer, Chiba, Japan, Nov. 14-16, 1994; NSCL# 2850 Highlights of the Physics Program at AGOR S. Gales; sc: IPN; da: 3/2/95; dn: IPNO DRE 95-03; pb: Invited talk at the 3rd RIKEN - IN2P3 Symposium - Tokyo, Japan, Oct. 1994; NSCL# 2824 ================================================================ Astrophysics ================================================================ Are There Top Quarks In Superdense Hybrid Stars? M. Prisznyak, et al; sc: KFKI; da: 3/23/95; dn: KFKI-1994- 24/A; Email: [surname]@rmki.kfki.hu; NSCL# 2865 Observation of Strong Isospin Mixing in Proton Emission from the Astrophysically Interesting Isobaric Analog State in Mg23. R.J. Tighe, et al; sc: LBL; da: 3/12/95; dn: LBL-36729; pb: Phys. Rev. Lett.; NSCL# 2842 ================================================================ Elastic Scattering - Experimental & Theoretical ================================================================ Dispersion Relation Analysis of the Elastic Scattering of Alpha- Particles by Ca40. W. Haider and P.E. Hodgson; sc: OXFORD; da: 3/2/95; dn: OUNP-95-05; pb: Acta Physica Slovaka; NSCL# 2827 ================================================================ Exotic Nuclei ================================================================ Momentum Distribution of Fragments in Reactions Induced by Neutron Rich Nuclei. P. Banerjee and R. Shyam; sc: SAHA; da: 3/12/95; dn: SINP- TNP/94-15; Email: shyam@saha.ernet.in; NSCL# 2838 ================================================================ General Nuclear Theory ================================================================ Instant Two-Body Equation in Breit Frame. N.K. Devine and S. J. Wallace; sc: UMD; da: 3/12/95; dn: DOE/ER/40762-055; pb: Phys. Rev. C; NSCL# 2841 Nuclear Shadowing in the Structure Function F3(x). R. Kobayashi, S. Kumano and M. Miyama.; sc: SAGA; da: 3/29/95; dn: SAGA-HE-78-95; Email: 94sm10@cc.saga-u.ad.jp; NSCL# 2899 Numerical Solution of Altarelli-Parisi Equations. R. Kobayashi, et al; sc: SAGA; da: 3/29/95; dn: SAGA-HE-74- 94; pb: Prog. Theor. Phys. Supplement; Email: 94sm10@cc.saga- u.ac.jp; NSCL# 2900 Pi N Sigma Term and Quark Spin Content of the Nucleon. Shao-Jing Dong, et al; sc: KNTY; da: 3/15/95; dn: UK/94- 07; NSCL# 2858 Quark Model from Lattice QCD. Keh-Fei Liu, et al; sc: KNTY; da: 3/15/95; dn: UK/94- 03; NSCL# 2848 ================================================================ Heavy-Ion Reaction Theory ================================================================ Collective Flow of Pions in Relativistic Heavy-Ion Collisions. V.N. Russkikh, Yu. B. Ivanov; sc: GSI; da: 3/15/95; dn: GSI-95-16; NSCL# 2853 Fragmentation in Central Pb + Au Collisions Within a Microscopic Dynamic Approach. B. Jouault, et al; sc: SUBATECH; da: 3/3/95; dn: SUBATECH- 95-03; NSCL# 2830 How to Measure Which Sort of Particle was Emitted Earlier and Which Later. R Lednicky, V.L. Lyuboshitz, et al; sc: SUBATECH; da: 3/29/95; dn: SUBATECH 94-20; pb: Phys. Lett. B; NSCL# 2894 Linking Dynamical and Thermal Models of Ultrarelativistic Nuclear Scattering. K. Werner and J. Aichenlin; sc: SUBATECH; da: 3/3/95; dn: SUBATECH-95-02; NSCL# 2829 Mean Field Effects in Heavy-Ion Collisions at AGS Energies. Bao-An Li, et al; sc: TAMU; da: 3/12/95; NSCL# 2836 Medium-Modified Interaction Induced by Fluctuations. Y.B. Ivanov and S. Ayik; sc: GSI; da: 3/15/95; dn: GSI-95- 17; NSCL# 2854 Non-Equilibrium Description of Bremsstrahlung in Dense Matter. J. Knoll, et al; sc: GSI; da: 3/15/95; dn: GSI-95-18; pb: Phys. Lett. B; NSCL# 2856 What is the Effect of Nucleus Coulomb Field on Particle Correlations? R Lednicky, et al; sc: SUBATECH; da: 3/29/95; dn: SUBATECH- 94-19; pb: Phys. Lett. B; NSCL# 2895 ================================================================ High Energy Heavy-Ion Reactions (E/A>20 MeV) ================================================================ Dissipative Binary Mechanisms in Central Mg24 + C12 Collisions at 25A and 35A MeV. Y. Larochelle, et al; sc: TASCC; da: 3/15/95; dn: TASCC-P- 95-2; pb: Phys. Lett. B; Email: TASCC@CRL.AECL.CA; NSCL# 2845 Fluctuations of Global Observables: a Fundamental Issue in the Interpretation of Nucleus-Nucleus Collision Exclusive Data at Intermediate Energy. A. Del Zoppo, et al; sc: LNS; da: 3/2/95; dn: 16-02-95; pb: Phys. Rev. Lett.; NSCL# 2826 Formation and Decay of Hot Nuclei in the Zn64 + (nat)Ti and Ar36 + Al27 Reactions. J.C. Steckmeyer, A. Kerambrun, J.C. Angelique, et al; sc: LPC- CAEN; da: 3/27/95; dn: LPCC-95-04; pb: XXXII International Winter Meeting on Nuclear Physics, Bormio, Italy, 23-28 Jan, 1995; NSCL# 2873 Fragment Flow in Au + Au Collisions. M.D. Partlan and the EOS Collaboration; sc: LBL; da: 3/27/95; dn: LBL-36280; pb: Phys. Rev. Lett.; NSCL# 2875 Heavy Residue Production in Ar-Th Collisions at 44, 77, and 95 MeV/Nucleon. R. Yanez, et al; sc: GANIL; da: 3/12/95; NSCL# 2832 Heavy Residues From Very Mass Asymmetric Heavy Ion Reactions. K.A. Hanold, et al; sc: LBL; da: 3/12/95; dn: LBL- 36731; pb: Phys. Rev. C; NSCL# 2843 Light-particle Corrections in Heavy-Ion Reactions at GANIL. B. Ezazmus et al; sc: SUBATECH; da: 3/29/95; dn: SUBATECH 19-17; NSCL# 2897 Neck Formation and Decay in Pb + Au Collisions at 29 MeV/u. J.F. Lecolley, L. Stuttge, M. Aboufirassi, et al.; sc: LPC- CAEN; da: 3/27/95; dn: LPCC 95-03; pb: Phys. Lett. B; NSCL# 2872 New Possibilities of Particle Interformetry. R. Lednicky, V.L. Lyuboshitz and D. Nouais; sc: SUBATECH; da: 3/29/95; dn: SUBATECH-94-22; pb: Nucl. Phys. A; NSCL# 2892 Reaction Mechanisms of the Most Violent Mg24 + C12 Collisions at 25A and 35A MeV. Y. Larochelle, G.C. Ball, L. Beaulieu, et al.; sc: TASCC; da: 3/28/95; dn: TASCC-P-95-5; pb: Proceedings of the Winter Workshop on Nuclear Dynamics, Key West, FL, USA 1995 Feb 11-17.; Email: TASCC@CRL.AECL.CA; NSCL# 2889 Space-Time Characteristics of Fragment Emission in the E / A = 30 MeV Xe129 + natCu Reaction. D.R. Bowman, et al; sc: TASCC; da: 3/20/95; dn: TASCC-P-95- 3; pb: Phys. Rev. C; Email: TASCC@CRL.AECL.CA; NSCL# 2861 =============================================================== Instrumentation ================================================================ Performance of a Time-of Flight Silicon Strip Telescope in the Temperature Range 20 deg C to -55 deg C. M.T. Brunetti, A. Codino, et al.; sc: LNS; da: 3/27/95; dn: LNS/Ph/95-01; NSCL# 2867 The CHAOS Second Level Trigger, A Fast Programmable ECL Trigger for a Magnetic Spectrometer Using Multiwire Proportional Chambers. K.J. Raywood, S.J. McFarland, et al; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-94-99; pb: Nucl. Instr. & Meth. A; NSCL# 2883 The CHAOS Spectrometer for Pion Physics at TRIUMP. G.R. Smith, et al; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-94- 104; pb: Nucl. Instr. & Meth. A; NSCL# 2879 Wire Chamber as a Fast, High Efficiency and Low Mass Trigger in High Magnetic Fields. Y.Y. Lachin, L.V. Miassoedov, et al; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-94-101; pb: Nucl. Instr. & Meth. A; NSCL# 2880 ================================================================ Light Ion Reactions -- Experimental & Theoretical ================================================================ Analysis of the (p, alpha) Reaction Using the Pre-Equilibrium Multistep Direct Feshbach-Kerman-Koonin Theory. H.B. Olaniyi, et al; sc: OXFORD; da: 3/2/95; dn: OUNP-95- 04; pb: J. of Phys. G; NSCL# 2828 Pauli-Blocking Effects in Neutron-Alpha Reactions. M. Avrigeanu, V. Avigeanu, et al; sc: OXFORD; da: 3/27/95; dn: OUNP-95-06; pb: J. of Phys. G; NSCL# 2869 ================================================================ Nuclear Structure -- Experimental & Theoretical ================================================================ AN Upq (u2) Rotor Model for Rotational Bands of Superdeformed Nuclei. R. Barbier, et al; sc: IPNL; da: 3/20/95; dn: LYCEN 9437; pb: International Journal of Modern Physics E; NSCL# 2862 A Search for the Isovector Giant Monopole Resonance in Pb208. I. Lhenry, D. Beaumel, S. Fortier, et al; sc: GANIL; da: 3/27/95; dn: ISSN 0769-1343; NSCL# 2876 Analysis of Super-Allowed Fermi Beta-dacay. D. H. Wilkinson; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-94- 102; pb: Nucl. Phys. A; NSCL# 2886 C4 Symmetry Effects in Nuclear Rotational Motion. A.O. Macchiavelli; sc: LBL; da: 3/12/95; dn: LBL-36633; pb: Phys. Rev. C; NSCL# 2840 Evidence for the Isoscalar Giant Dipole Resonance in Pb208 Using Inelastic alpha Scattering at and Near 0 Degrees. B.F. Davis, et al; sc: IND; da: 3/12/95; pb: International Workshop on Physics with Recoil Separators and Detector Arrays, New Delhi, India, Jan 30- Feb. 2, 1995; NSCL# 2834 High Spin States in Tc94 and the Shell Model Interpretation. S.S. Ghugre, et al; sc: NDAM; da: 3/12/95; pb: Phys. Rev. C; NSCL# 2835 Intruder vs. Core Excitations Near the Sn Closed Shell. V. P. Janzen; sc: TASCC; da: 3/28/95; dn: TASCC-P-95-4; pb: Proceedings of the SELMA 94 Conference on "New Nuclear Structure Phenomena in the Vicinity of Closed Shells", Aug 30 - Sept 3, 1994 Stockholm-Uppsala, Sweden; Email: TASCC@CRL.AECL.CA; NSCL# 2888 Search for A 7-alpha Chain State. P.M. Simmons, et al; sc: OXFORD; da: 3/27/95; dn: OUNP-95- 07; pb: Phys. Rev. C; NSCL# 2868 ================================================================ Physics with Pions, Hyperphysics ================================================================ Description of Hypernuclei in Scalar Derivative Coupling Model. R.J. Lombard, S Marcos, J. Mares; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-95-1; pb: Phys. Rev. C; NSCL# 2885 Measuring the Muon Polarization in K^+ pi^0 mu^+ nu with the E246 Detector at KEK. P. Gumplinger; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-94- 100; pb: Presented at the Oji International Seminar on Elementary Processes in Dense Plasmas, Tomakomai, Japan, June27-July 1, 1994; NSCL# 2887 Pi Pi Correlations and Pion Absorbtion. J. Pluta, A. Rahmani and D. Ardouin; sc: SUBATECH; da: 3/29/95; dn: SUBATECH-94-16; NSCL# 2898 Pion Absorption on He3 at Low Energies. H. Hahn, A. Altman, et al; sc: TRIUMF; da: 3/27/95; dn: TRIUMF-PP-94-103; pb: Phys. Rev. C; NSCL# 2881 Study of the Pionic Correlations in pn-->2/pi+3/pi- Annihilation at Rest. M. Gaspero; sc: INFN; da: 3/12/95; dn: INFN-1083; NSCL# 2831 ================================================================ Radioactivity and Fission ================================================================ Asymmetric Fission Barriers and Total Kinetic Energies for Hg194, Tb149, In110-112, Mo94 and Br75. G. Royer and R. Haddad; sc: SUBATECH; da: 3/29/95; dn: SUBATECH-94-18; NSCL# 2896 Evidence for the Possible Synthesis of Element 110 Produced by the Co59 +Bi209 Reaction. A. Ghiorso, et al; sc: LBL; da: 3/12/95; NSCL# 2833 On the Competition Between Symmetric and Asymmetric Fission. F. Haddad and G. Royer; sc: SUBATECH; da: 3/29/95; dn: SUBATECH-95-01; NSCL# 2891 ================================================================ Miscellaneous ================================================================ Dielectronic Recombination and Energy-loss for He-like Br79 Ions Channeled in a Thin Single Crystal of Si. J.U. Andersen, et al; sc: TASCC; da: 3/13/95; dn: TASCC-P- 95-1; pb: Phys. Rev. A; Email: TASCC@CRL.AECL.CA; NSCL# 2844 Few-Neutron Removal from U238 at Relativistic Energies. T. Aumann, et al; sc: GSI; da: 3/15/95; dn: GSI-95-19; pb: Z. Phys.; NSCL# 2855 Finite ma Corrections for Sea Quark Matrix Elements on the Lattice. J.-F. Lagae and K.-F. Liu; sc: KNTY; da: 3/15/95; dn: UK/94-04; NSCL# 2847 Flavor-Singlet gA from Lattice QCD. S.J. Dong, J.-F. Lagae and K.F. Liu; sc: KNTY; da: 3/15/95; dn: UK/95-01; NSCL# 2849 Magnetic Trapping of Spin-Polarized Neutral Atoms and its Limits. V.E. Shapiro; sc: TRIUMF; da: 3/27/95; dn: TRI-PP-95-2; pb: Phys. Rev. A; NSCL# 2878 Spontaneous Breaking of Vector Symmetries and the Non-Decoupling Light Higgs Particle. Hanqing Zheng; sc: PSI; da: 3/20/95; dn: PSI-PR-95-04; NSCL# 2860 <><><><><><><><><><><><><><><><><><><><><><><><><><><> Source Code Addresses: <><><><><><><><><><><><><><><><><><><><><><><><><><><> GANIL Laboratoire GANIL Boite Postale No. 5027 F-14021 Caen Cedex France GSI Gesellschaft fur Schwerionforschung Postfach 11 05 52 D-64220 Darmstadt Germany IND Department of Physics Indiana University Bloomington, Indiana 47405 USA INFN INFN Laboratorio Nazionale del Sud Servizio Documentaz 95123 Catania Italy IPN Institut de Physique Nucleaire Boite Postale No. 1 F-91406 Orsay Cedex France IPNL Institut de Physique Nucleaire de Lyon et Universite Claude Bernard F 69622 Villeurbanne Cedex France KFKI Central Research Institute for Physics Hungarian Acadamy of Sciences P.O. Box 49 H-1525 Budapest, Hungary KNTY Dept of Physics and Astronomy University of Kentucky Lexington, KY 40506 LBL Lawrence Berkeley Laboratory 1 Cyclotron Road Berkeley CA 94720 LNS Laboratoire National Saturne 91191 Gif-sur-Yvette France LPC-CAEN Laboratoire de Physique Corpusculaire ISMRA Boulevard Marechal Juin 14050 Caen Cedex, France NDAM Department of Physics University of Notre Dame Notre Dame, IN 46556 USA ORNL Physics Division Oak Ridge National Laboratory Oak Ridge, TN 37830 OXFORD Nuclear Physics Laboratory 1 Keble Road Oxford England OX1 3RH PSI Paul Scherrer Institute CH-5232 Villigen PSI Switzerland SAGA Department of Physics Saga University Saga 840 Japan SAHA Saha Institute of Nuclear Physics 1/AF Bidhan Nagar Calcutta-700064 India SUBATECH Laboratoire de Physique Subatomique 2 rue de la Houssiniere 44072 Nantes Cedex 03 France TAMU Cyclotron Institute Texas A & M University College Station TX 77843-3366 TASCC T A S C C Chalk River Nuclear Laboratories Chalk River ON Canada K0J 1J0 TRIUMF TRIUMF 4004 Wesbrook Mall Vancouver, BC Canada V6T 2A3 UMD Departments of Physics & Astronomy University of Maryland College Park MD 20742 USA