G. Binnig, N. Garcia, et al.
Physical Review B
The 7 × 7 reconstruction on Si(111) was observed in real space by scanning tunneling microscopy. The experiment strongly favors a modified adatom model with 12 adatoms per unit cell and an inhomogeneously relaxed underlying top layer. © 1983 The American Physical Society.
G. Binnig, N. Garcia, et al.
Physical Review B
M.I. Lutwyche, G. Cross, et al.
ISSCC 2000
P. Mächtle, R. Berger, et al.
Proceedings of the IEEE Micro Electro Mechanical Systems (MEMS)
Giovanni Cherubini, Th. Antonakopoulos, et al.
ESSCIRC 2002