!! !! !!\\\ !!\\\ !!\ !! !! \\ !! \\ !! \\ !! !! // !! // !! \\ !! !!/// !!/// !! \!! !! !! !! !! !! !! Prepared at the NATIONAL SUPERCONDUCTING CYCLOTRON LABORATORY Michigan State University, East Lansing, Michigan 48824-1321 Vol. 17 No. 7 7/1/98 Communicate all comments and questions, and for each preprint you produce, send a copy to: Dr. Betty Tsang at the NSCL. Send inquiry to TSANG@NSCL.NSCL.MSU.EDU Current and previous versions are also available on the World Wide web at http://www.nscl.msu.edu/news/nscl_library/preprints Table of Contents: ------------------ Accelerator Physics Astrophysics Exotic Nuclei General Nuclear Theory Heavy-Ion Reaction Theory High Energy Heavy-Ion Reactions (E/A>20 MeV) Instrumentation Low Energy Heavy-Ion Reactions (E/A<20 MeV) Nuclear Structure -- Experimental & Theoretical Physics with Pions, Hyperphysics Relativistic Heavy-Ion Reactions ================================================================ Accelerator Physics ================================================================ Production of Exotic (or Polarized) Low Energy Radioactive Beams via Two Successive Nuclear Reactions:Tertiary Beams F.D. Becchetti, M.Y. Lee et al; sc: MICH; da: 6/9/98; pb: Nucl. Instr. & Meth. A; NSCL# 4854 ================================================================ Astrophysics ================================================================ Gravitational Microlensing by Globular Clusters Ph. Jetzer, M. Strassle et al; sc: PSI; da: 6/22/98; dn: PSI-PR-98-12; NSCL# 4866 Hadronic Interactions for High Energy Cosmic Ray Air Showers H.J. Drescher, M. Hladik et al; sc: SUBATECH; da: 6/29/98; dn: SUBATECH-98-08; NSCL# 4873 ================================================================ Exotic Nuclei ================================================================ Charge-Exchange Reaction Induced by He6 and Nuclear Densities M.D. Cortina-Gil, A. Pakou et al; sc: GANIL; da: 6/11/98; dn: GANIL P 98 19; pb: Phys. Lett. B; NSCL# 4856 ================================================================ General Nuclear Theory ================================================================ A Matrix Method For Evaluating Systematic Uncertainties T. Hessing and L. Lyons; sc: OXFORD; da: 6/23/98; dn: OUNP- 98-03; NSCL# 4868 Chaotic Wave Functions and Exponential Convergence of Low-Lying Energy Eigenvalues M. Horoi, A. Volya et al; sc: NSCL; da: 6/22/98; dn: MSUCL- 1101; NSCL# 4857 Semihard Interactions in Nuclear Collisions based on a Unified Approach to High Energy Scattering H.J. Drescher, M. Hladik et al; sc: SUBATECH; da: 6/29/98; dn: SUBATECH-98-09; NSCL# 4874 The Nuclear Diffuseness as a Degree of Freedom W.D. Myers and W.J. Swiatecki; sc: LBL; da: 6/2/98; dn: LBNL-41779; NSCL# 4852 Transverse Polarization of Quark Pairs Created in String Fragmentation X. Artru, J. Czyzewski et al; sc: IPNL; da: 6/22/98; dn: LYCEN 9834; NSCL# 4862 ================================================================ Heavy-Ion Reaction Theory ================================================================ Comparison Between Data Measured by INDRA and the Prediction of the BNV Transport Model for AR36+Ni58 Reaction at 95 A.MeV E. Galichet et al; sc: IPNL; da: 6/22/98; dn: LYCEN-98- 14; NSCL# 4864 ================================================================ High Energy Heavy-Ion Reactions (E/A>20 MeV) ================================================================ Boiling a Nucleus E.C. Pollacco, J. Brzychczyk et al; sc: DAPNIA; da: 6/29/98; dn: DAPNIA/SPhN-98-10; pb: XXI Symposium on Nuclear Physics, Oaxtepec (Mexico), 5-8 January 1998; NSCL# 4871 Diversity of Fragment Sizes in Multifragmentation of Gold Nuclei Induced By Relativistic He3 Ions J. Brzychczyk, E.C. Pollacco et al; sc: DAPNIA; da: 6/29/98; dn: DAPNIA/SPhN-98-12; pb: Phys. Rev. C; NSCL# 4872 Probing Mid-rapidity Source Characteristics with Charge Particles and Neutron in the Cl35+Ta(nat) Reaction at 43 MeV/nucleon Y. Larochelle, C. St-Pierre et al; sc: LAVAL; da: 6/8/98; dn: GIL-Universite Laval-preprint-98-04; pb: Phys. Rev. Lett.; NSCL# 4853 ================================================================ Instrumentation ================================================================ Study of Nuclear Reactions With Intense, High-Purity, Low-Energy Radioactive Ion Beams Using a Versatile Multi-Configuration Dual Superconducting-Solenoid System M.Y. Lee, F.D. Becchetti et al; sc: MICH; da: 6/9/98; pb: 1998 Symposium on Measurements and Applications, May 11-14, Ann Arbor, Michigan; NSCL# 4855 ================================================================ Low Energy Heavy-Ion Reactions (E/A<20 MeV) ================================================================ Fusion and Binary-Decay Mechanisms in the Cl35 + Mg24 System at E/A = 8MeV/Nucleon Sl. Cavallaro, E. De Filippo et al; sc: DAPNIA; da: 6/29/98; dn: DAPNIA/SPhN-98-08; pb: Phys. Rev. C; NSCL# 4870 ================================================================ Nuclear Structure -- Experimental & Theoretical ================================================================ Decay-out of the Yrast Highly-Deformed Band in Nd136: Towards an Experimental Extraction of the Neutron Pairing Gap in the Second Well S. Perries, A. Astier; sc: IPNL; da: 6/22/98; dn: LYCEN 9817; NSCL# 4863 New Isomeric States in Nd152, 154,156 Produced By Spontaneous Fission of Cf252 C. Gautherin, M. Houry et al; sc: DAPNIA; da: 6/29/98; dn: DAPNIA/SPhN-98-03; pb: European Physical Journal A; NSCL# 4869 ================================================================ Physics with Pions, Hyperphysics ================================================================ Exploring the Nuclear Pion Dispersion Relation Through the Anomalous Coupling gamma ---> gamma' pi0 A. Volya, K. Haglin et al; sc: NSCL; da: 6/22/98; dn: MSUCL-1102; NSCL# 4860 Search for a Heavy Neutrino State in the Decay pi+ ---> mu+ + numu K. Assamagen, Ch. Bronnimann et al; sc: PSI; da: 6/22/98; dn: PSI-PR-98-11; NSCL# 4865 ================================================================ Relativistic Heavy-Ion Reactions ================================================================ Dynamics of Ultra-Relativistic Nuclear Collisions with Heavy Beams: An Experimental Overview P. Braun-Munzinger, J.Stachel et al; sc: GSI; da: 6/22/98; dn: REPORT-98-05; NSCL# 4858 Quark-Hadron Interactions in Nuclear Matter: Deconfinement Signals V.D. Toneev, E.G. Nikonov et al; sc: GSI; da: 6/22/98; dn: GSI-Preprint-98-30; pb: Workshop on Nuclear Matter in Different Phases and Transitions, Les Houches, France March 30 - April 10, 1998; NSCL# 4859 Transverse Momentum Distributions of Neutral Pions From Nuclear Collisions at 200 GeV WA80 Collaboration; sc: IFKM; da: 6/22/98; dn: IKP-MS- 98501; NSCL# 4861 <><><><><><><><><><><><><><><><><><><><><><><><><><><> Source Code Addresses: <><><><><><><><><><><><><><><><><><><><><><><><><><><> DAPNIA DAPNIA , Batiment 141 CEA Saclay F-91191 Gif-sur-Yvette Cedex 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 IPNL Institut de Physique Nucléaire de Lyon et Université Claude Bernard F 69622 Villeurbanne Cedex France LAVAL Laboratoire de physique nucleaire Department de physique Universite Laval Quebec, Canada G1K7P4 LBL Lawrence Berkeley Laboratory 1 Cyclotron Road Berkeley CA 94720 MICH University of Michigan Department of Physics Ann Arbor, MI 48109-1120 NSCL National Superconducting Cyclotron Laboratory Michigan State University East Lansing, MI 48824-1321 USA OXFORD Nuclear Physics Laboratory 1 Keble Road Oxford England OX1 3RH PSI Paul Scherrer Institute CH-5232 Villigen PSI Switzerland SUBATECH Laboratoire de Physique Subatomique 4, Rue Alfred Kastler La Chantrerie 44070 Nantes Cedex 03 France