plan view of another arrangement of the end effector of FIG. 8.FIG. 9C is a top plan view of another end effector, configured to support a wafer upon an inner ring and a susceptor ring upon outer discontinuous pads.FIG. 10 is a cross-sectional side view of a support plate FOUP comprising a transfer station for use with the preferred end effectors.FIG. 11 is a cross-sectional top view of a support