PREPARED FOR THE U.S. DEPARTMENT OF ENERGY, UNDER CONTRACT DE-AC02-76CH03073 PRINCETON PLASMA PHYSICS LABORATORY PRINCETON UNIVERSITY, PRINCETON, NEW JERSEY PPPL-3847 PPPL-3847 UC-70 Zonal Flow Dynamics and Size-scaling of Anomalous Transport by Liu Chen, Roscoe B. White, and F. Zonca July 2003