!! !! !!\\\ !!\\\ !!\ !! !! \\ !! \\ !! \\ !! !! // !! // !! \\ !! !!/// !!/// !! \!! !! !! !! !! !! !! Prepared at the NATIONAL SUPERCONDUCTING CYCLOTRON LABORATORY Michigan State University, East Lansing, Michigan 48823-1321 Vol. 15 No. 9 9/4/96 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 35.8.32.44 in the /pub/preprints directory and on the World Wide Web at ftp://www.nscl.msu.edu/pub/preprints Table of Contents: ------------------ Accelerator Physics Elastic Scattering - Experimental & Theoretical Exotic Nuclei General Nuclear Theory Heavy-Ion Reaction Theory High Energy Heavy-Ion Reactions (E/A>20 MeV) Low Energy Heavy-Ion Reactions (E/A<20 MeV) Nuclear Structure -- Experimental & Theoretical Photonuclear and Electron Physics Relativistic Heavy-Ion Reactions Miscellaneous ================================================================ Accelerator Physics ================================================================ Construction and Beam Tests of a 25.5-MHz Split Coaxial RFQ For Radioactive Nuclei S. Arai, A. Imanishi et al; sc: INS; da: 8/16/96; dn: INS- Rep.-1152; pb: Nucl. Instr. & Meth. A; NSCL# 4004 RI Beam Factory Project I. Tanihata; sc: RIKEN; da: 8/16/96; dn: RIKEN-AF-NP- 229; Email: username@rikvax.riken.go.jp; NSCL# 3998 Synchrotron Design Issues of the Japanese Hadron Project Y. Mori, Y. Ishi et al; sc: INS; da: 8/16/96; dn: INS-Rep- 1147; pb: 5th European Particle Accelerator Conference, Barcelona, Spain, June 10-14, 1996; NSCL# 4009 The SISSI Facility at GANIL A. Savalle, J.L. Baelde et al; sc: GANIL; da: 8/16/96; dn: GANIL A 96.02; NSCL# 4003 ================================================================ Elastic Scattering - Experimental & Theoretical ================================================================ Elastic and Inelastic Scattering of Protons on S38 in Inverse Kinematics T.Suomijarvi, J.H. Kelly et al.; sc: IPN; da: 8/8/96; dn: IPNO DRE 96-14; pb: Nucl. Phys. A; NSCL# 3990 ================================================================ Exotic Nuclei ================================================================ Algebraic Description of the Scissors Mode in the Presence of a Neutron Skin D.D. Warner and P. Van Isacker; sc: GANIL; da: 8/16/96; dn: GANIL P 96 20; NSCL# 4001 Experiments with Relativistic Exotic Nuclei at the ERS-ESR Facilities H. Geissel; sc: GSI; da: 8/8/96; dn: GSI-Preprint-96- 35; pb: 4th International Conference on Radioactive Nuclear Beams, Omiya, Japan, June 4-7, 1996; NSCL# 3994 Fragment Momentum Distributions and the Halo N.A. Orr; sc: LPC-CAEN; da: 8/30/96; dn: LPCC 96-09; pb: Nucl. Phys. A; Email: orr@caelav.in2p3.fr; NSCL# 4022 ================================================================ General Nuclear Theory ================================================================ Meson-Baryon-Baryon Vertex Function and the Ward-Takahashi Identity S.Wang, M.K.Banerjee; sc: UMD; da: 8/8/96; dn: DOE/ER/40762-091; pb: Phys. Rev. C; NSCL# 3991 String Duality and Modular Forms T. Kawai; sc: INS; da: 8/16/96; dn: INS-Rep-1150 hep- th/9607078; NSCL# 4006 ================================================================ Heavy-Ion Reaction Theory ================================================================ Global Protocol for Comparison of Simulated Data with Experimental Data P. Desesquelles, J.P. Bondorf et al; sc: ISN; da: 8/20/96; pb: Nucl. Phys. A; NSCL# 4013 RPA Instabilities in Finite Nuclei at Low Density B.Jacquot, M. Colonna et al.; sc: GANIL; da: 8/8/96; dn: P 96 22; pb: Nuclear Physics; NSCL# 3989 Thermodynamics of Chaos A. Bonasera, V. Latora et al; sc: GANIL; da: 8/16/96; dn: GANIL P 96 21; NSCL# 4002 ================================================================ High Energy Heavy-Ion Reactions (E/A>20 MeV) ================================================================ Fragment Multiplicity Dependent Charge Distributions in Heavy Ion Collisions M.B. Tsang, C. Williams et al; sc: NSCL; da: 8/16/96; dn: MSUCL-1038; NSCL# 3996 Secondary Decays and the Helium Lithium Isotope Thermometer H.Xi., W.G. Lynch et. al.; sc: NSCL; da: 8/29/96; dn: MSUCL-1040; NSCL# 4019 ================================================================ Low Energy Heavy-Ion Reactions (E/A<20 MeV) ================================================================ Entrance-Channel Mass-Asymmetry Dependence of Compound Nucleus Formation Time in Light Heavy-Ion Reactions A. Szanto de Toledo, B. V. Carlson et al; sc: CRN; da: 8/16/96; dn: CRN 96-17; pb: Phys. Rev. C; NSCL# 4011 Statistical Binary Decay of Cl35 +Mg24 at = 8 MeV/Nucleon R. Nouicer, C. Beck et al; sc: CRN; da: 8/16/96; dn: CRN 96-18; pb: Z. Phys. A; NSCL# 4010 ================================================================ Nuclear Structure -- Experimental & Theoretical ================================================================ Flat Directions in Z2n Orbifold Models Y. Kawamura and T. Kobayashi; sc: INS; da: 8/16/96; dn: INS-Rep-1149; NSCL# 4007 Interaction Cross-Sections and Radii of Light Nuclei A. Ozawa, I. Tanihata et al; sc: RIKEN; da: 8/16/96; dn: RIKEN-AF-NP-228; Email: username@rikvax.riken.go.jp; NSCL# 3999 Nuclear Magnetic Dipole Moments Near Doubly-Magic Sn132 N.J. Stone, D. Doran et al; sc: TASCC; da: 8/22/96; dn: TASCC-P-96-26; pb: Phys. Rev. Lett.; Email: TASCC@CRL.AECL.CA; NSCL# 4017 ================================================================ Photonuclear and Electron Physics ================================================================ CP Conserving and CP Violating Asymmetries in e+e- -->t t-bar nue nue-bar at the NLC: Application to Determining the Higgs Width D. Atwood and A. Soni; sc: CEBAF; da: 8/27/96; dn: JLAB- THY-96-02; NSCL# 4021 Virtual Compton Scattering on the Proton at High s and Low t A. Afansev; sc: CEBAF; da: 8/27/96; dn: JLAB-THY-96-01; pb: Workshop on Virtual Compton Scattering, Clemont-Ferrand, France, June 26-29, 1996; NSCL# 4020 ================================================================ Relativistic Heavy-Ion Reactions ================================================================ Photon and Neutral Meson Production in 158 AGeV Pb208 + Pb Collisions T. Peitzmann; sc: IFKM; da: 8/22/96; dn: IKP-MS- 96/0801; pb: Quark Matter 96: Twelfth International Conference on Ultra-Relativistic Nucleus-Nucleus Collisions, Heidelberg, Germany, May 20-24, 1996; NSCL# 4018 ================================================================ Miscellaneous ================================================================ A Simple Method for Multi-Leg Loop Calculations R. Pittau; sc: PSI; da: 8/19/96; dn: PSI-PR-96-19; NSCL# 4012 Closing Remarks on Hadrons-96 H. Terazawa; sc: INS; da: 8/16/96; dn: INS-Rep.-1148; pb: XII International Workshop on High Energy Physics (HADRONS-96), Novy Svet, Crimea, June 9-16, 1996; NSCL# 4008 First Experiment with Decelerated Bare Uranium Ions Conducted at the ESR Storage Ring Th.Stohlker, H. Reich et al.; sc: GSI; da: 8/8/96; dn: GSI- Preprint-96-34; pb: Physica Scripta; NSCL# 3992 High-Precision Structural Studies of the Antiprotonic Helium Atom p- bar He4+ By Observing Laser Resonances With delta v = delta (n- l - 1)=2 T. Yamazaki, E. Widmann et al; sc: INS; da: 8/16/96; dn: INS-Rep.-1151; pb: Phys. Rev. Lett.; NSCL# 4005 The Physics of Highly-Charged Heavy Ions Revealed by Storage/Cooler Rings P.H.Mokler and T.H. Stohlker; sc: GSI; da: 8/8/96; dn: GSI- Preprint-96-36; pb: Advances in Atomic, Molecular, and Optical Physics; NSCL# 3993 <><><><><><><><><><><><><><><><><><><><><><><><><><><> Source Code Addresses: <><><><><><><><><><><><><><><><><><><><><><><><><><><> CEBAF Continuous Electron Beam Accelerator Facility 12000 Jefferson Avenue Newport News, VA 23606 CRN Centre de Recherches Nucleaires Rue du Loers F-67037 Strasbourg France GANIL Laboratoire GANIL Boite Postale No. 5027 F-14021 Caen Cedex France GSI Gesellschaft fur Schwerionforschung Postfach 11 05 52 D-64220 Darmstadt Germany IFKM Institut fur Kernphysik Universitat Munster Wilhelm-Klemm-Str. 9, 4400 Munster Germany INS Institute for Nuclear Study University of Tokyo Midori-cho Tanashi Tokyo 188 Japan IPN Institut de Physique Nucleaire Boite Postale No. 1 F-91406 Orsay Cedex France ISN Institut des Sciences Nucleaires De Grenoble IN2P3. 53 av. des Martyrs 38026 Grenoble Cedex France LPC-CAEN Laboratoire de Physique Corpusculaire ISMRA Boulevard Marechal Juin 14050 Caen Cedex, France NSCL National Superconducting Cyclotron Laboratory Michigan State University East Lansing, MI 48824-1321 USA PSI Paul Scherrer Institute CH-5232 Villigen PSI Switzerland RIKEN The Institute of Physical and Chemical Research 2-1 Hirosawa Wako, Saitama 351-01 Japan TASCC T A S C C Chalk River Nuclear Laboratories Chalk River ON Canada K0J 1J0 UMD Departments of Physics & Astronomy University of Maryland College Park MD 20742 USA