Table Of Content

CONTENTS Editors’ Foreword Chairman’s Preface - qq spectroscopy and search for exotics New States as observed by the Crystal Barrel experiment I. Augustin et al. New results on meson spectroscopy from Obelix A. Lanaro et al. Proton-antiproton annihilations to ¢¢ mesons: results from JETSET at LEAR M. Macri et al. Two pion Bose-Einstein correlations in pp annihilations at rest K. Sarigiannis et al. Light quark spectroscopy at the Fermilab Antiproton Accumulator M.A. Hasan et al. Production of QQg hybrid mesons in NN annihilation T. Gutsche, C.B. Dover and A. Faessler Physics at SuperLEAR with an external target W. Oelert Hadro-production of exotic mesons K. Peters Exotica: survey of exotic mesons G. Karl 2. NN interaction (annihilation and scattering) Antiproton-proton annihilation at rest into two mesons A.J. Noble et al. xiv Contents Antinucleon-nucleon annihilation cross section measurements at low energies F. Iazzi et al. Results from experiment PS199 A. Martin et al. Constraints on the spin and isospin dependence of the NN potential from the new pp nn polarization data M. Pignone, M. Lacombe, B. Loiseau and R. Vinh Mau New results on nucleon form factors in the time-like region E. Luppi Singlet spin fraction in pp and the proton form factor at threshold B.O. Kerbikov and A.E. Kudryavtsev pp—n-n* anKd~ Kt D.V. Bugg New evidence for a narrow pp state of mass 2.02 GeV/c? A. Ferrer, A.A. Grigoryan, V.F. Perepelitsa and P. Sonderegger Future of polarization C. Lechanoine-Leluc Antinucleon-nucleon annihilation W. Weise NN annihilation: an experimental overview A. Rotondi 3. Strangeness and charm production Charmonium formation in pp annihilation by experiment E760 A. Ceccucci et al. Final states with strangeness from Crystal Barrel and Asterix K. Braune et al. From pp—A A to pp>2** with PS185 at LEAR H. Fischer et al. Exclusive production of hyperon—antihyperon pairs N.H. Hamann Contents Heavy and light meson spectroscopy with an internal target at SuperLEAR M. Poulet Heavy quarks and nuclei D.E. Kharzeev A possible quasinuclear state near the AA threshoid* J. Carbonell, K.V. Protasov and O.D. Dalkarov 4, N-nucleus physics Observation of subthreshold double strangeness production in p annihilation on Xe nuclei; search for stable H dibaryon A.G. Dolgolenko et al. Nuclear physics with OBELIX M.P. Bussa et al. Antiproton induced fission T. von Egidy et al. Antiproton—nucleus interactions at 5 to 9 GeV/c S. Ahmad et al. Signature of a neutron halo in ?7?Th from antiproton absorption J. Jastrzebski et al. Antinucleon-nucleus physics T. Bressani 5. CP,T violation Recent results of the CPLEAR experiment A. Schopper et al. A study of T violation via the semileptonic decays of neutral kaons in CPLEAR K. Jon-And et al. LEAR upgrading for AA-CP violation M. Chanel CP physics at DA®NE G. Capon CP violation and antigravity (revisited) G. Chardin * Paper not presented at the conference. Contents 6. Machines, facilities The physics of SuperLEAR D.W. Hertzog SuperLEAR, conceptual machine design R. Giannini, P. Lefévre and D. Mohl The KAON facility — its physics and its status E. Vogt Antiproton physics at BNL D.M. Lazarus Low energy p physics at FNAL S.Y. Hsueh A comparison of SuperLEAR with existing or possible facilities R.A. Eisenstein 7. Future options Physics highlights of a tau charm factory E.M. Gonzalez-Romero 8. Gravitation and antimatter Fundamental symmetry tests with antihydrogen R.J. Hughes Experimental aspects of antihydrogen production and experimentation C. Zimmermann and T.W. Hansch 9. Atomic physics Ultra-low momentum antiprotons in LEAR S. Baird et al. High resolution spectroscopy of characteristic X-rays from antiprotonic atoms D. Gotta Atomic collision experiments using keV-MeV proton/antiproton beams E. Uggerhoj p stopping power in hydrogen below I MeV and the p *He metastable state E. Lodi Rizzini et al. Contents Antiproton trapping in various helium media: report of the HELIUMTRAP experiment at LEAR E. Widmann et al. 10. Antiproton mass Measurement of the antiproton inertial mass using a radio-frequency mass spectrometer: present status C. Thibault et al. Observing a single trapped antiproton G. Gabrielse et al. Trapping of antiprotons in a large Penning trap - progress towards a measurement of the gravitational acceleration of the antiproton * M.H. Holzscheiter et al. 11. Summary talk Leap ’92: conference summary C.B. Dover List of participants Author index * Paper not presented at the conference.