Working Group on Accelerators  Other contributions are welcome compatibly with the schedule. Please, contact the Chairpersons. Thursday, September 11th Parallel Sessions - Small Room High Luminosity Issues - Beam-Beam - Chairpersons: F. Ruggiero, M. Zobov 09:00 Upgrade of Particle Factories C. Biscari, INFN-LNF Negative Momentum Compaction at DAFNE M. Zobov, INFN-LNF Negative Momentum Compaction at KEKB H. Ikeda, KEK Beam-beam with Large Crossing Angle P. Raimondi, INFN-LNF 10:30 Coffee Break 11:00 Short Bunch at IP A. Gallo, M. Zobov, INFN-LNF Study of beam-beam Interaction at VEPP-4: Tune Plane Appearence A. Temnykh, CESR Discussion 13:00 Lunch High Luminosity Issues - Single Beam - Chairpersons: S. Guiducci, C. Zhang 16:30 Beam Based Characterization of CESR-C Wiggler Magnet A. Temnykh, CESR The Electron Cloud Problem and Potential Remedies R. Cimino, INFN-LNF IR Design M.E. Biagini, INFN-LNF 18:00 Coffee Break 18:30 Lattice for Longitudinal Low b C. Biscari, INFN-LNF Lifetime S. Guiducci, INFN-LNF Background M. Boscolo, INFN-LNF Accelerator Physics Issues in BEPC-II C. Zhang, IHEP Discussion Friday, September 12th Parallel Sessions - Small Room 09:00 Technological Issues - Chairpersons: A. Drago, J. Fox Multi-Bunch Feedback and High-Current Factories - Operational Experience, Theoretical Limits and Technology Options for Future Upgrades J. Fox, SLAC RF Issues D. Teytelman, SLAC 10:30 Coffee Break CESR-c IR region magnetic survey A. Temnykh, CESR Dipoles R. Ricci, INFN-LNF Vacuum A. Clozza, INFN-LNF Dafne Injection Upgrade A. Ghigo INFN-LNF   Discussion 13:00 Lunch 16:30 Dafne Upgrades - Chairpersons: M. Preger, D. Rubin Lattice G. Benedetti, INFN-LNF IR Design A. Temnykh, CESR Dipoles C. Ligi, R. Ricci, INFN-LNF Prospects for a Measurement of the Average Beam Energy at DAFNE M. Placidi, LBNL 18:00 Coffee Break 18:30 Ramping C. Milardi, INFN-LNF Injection - Proposal of Doubling the DAFNE Linac Energy R. Boni, INFN-LNF Discussion