Figure 6.1: Schematic LEED patterns for Si{111}2*2-X and 2*1-X.
Frames a, b, and c are for three domains of Si{111}2*1-Ce.
Frame d is a composite of the above three frames.
Frame e is for Si{111}2*2-Ce; disregarding intensities, frames d and e cannot be distinguished.

Back to the List of Figures