New Trends in HERA Physics 1999: Proceedings of the Ringberg Workshop Held at Tegernsee, Germany, 30 May - 4 June 1999: Lecture Notes in Physics, cartea 546

Proton Structure.- Inclusive Deep Inelastic Scattering at HERA and Related Phenomenology.- Measurements of F2 and the total photon-proton cross sections at low x and low Q2.- Diagonal and Skewed Parton Distributions.- QCD Evolution of Structure Functions at Small x.- Screening Effects on F2 at Low x and Q2.- Experimental Results and Perspectives of Polarized Lepton-Nucleon Scattering.- Polarized Parton Densities and Processes.- Final States in Deep-Inelastic Scattering.- Forward Jet Production at HERA.- Forward Jet Production at HERA.- Forward Jet and Hadron Production at Low x and Q2.- Measurements of Jet Production in Deep Inelastic Scattering.- Jet Production in DIS.- Hadronic Final States in Deep Inelastic Scattering at HERA.- Power Corrections to the Parton Model in DIS.- Soft Limits of Multiparticle Observables and Parton Hadron Duality.- Theory and Phenomenology of Instantons at HERA.- Photon Structure and Photoproduction of Jets and Hadrons.- Experimental Results on Two-Photon Physics from LEP.- Hard Photoproduction and the Structure of the Photon.- Photon Structure and the Production of Jets, Hadrons, and Prompt Photons.- Heavy-Flavour Production.- Measurement of Open b Production at HERA.- Open Heavy-Flavour Photoproduction at NLO.- Open Charm Production in Deep Inelastic Scattering at Next-to-Leading Order at HERA.- Heavy Quarkonium Production at HERA.- Color-Octet Contributions to Inelastic Heavy-Quarkonium Production.- Elastic and Diffractive ep Scattering.- Light Vector Meson Production at HERA.- Theory of Elastic Vector Meson Production.- Inclusive Diffraction at HERA.- Hard Diffraction at the TEVATRON.- Towards the Theory of Diffractive DIS.- Soft and Hard Pomerons.- New Physics at HERA.- Search for Physics Beyond the Standard Model at HERA.- High PT Leptons and W Production at HERA.- Beyond the Standard Model at HERA.