[IEEE 2003 Bipolar/BiCMOS Circuits and Technology Meeting (IEEE Cat. No.03CH37440) - Portland, OR, USA (May 12-16, 2003)] Proceedings of the 2003 Bipolar/BiCMOS Circuits and Technology Meeting (IEEE Cat. No.03CH37440) - Particle tracking and bunch population in TraFiC/sup 4/ 2.0