(1) Schematic drawing
of the sequence of steps by which an STM probe can (a) dissociate a
C6H5I molecule on a terrace; (b and c) draw iodine atom away; (d) pull
one C6H5 (phenyl) molecule toward another; (e) weld them together; (f)
pull one phenyl to confirm the association

(2)
STM figures showing the above steps.
Reported by:
Hla et al.,
Physical Review Letters, 25 September 2000.
Associated
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