Table C.3: The model parameters for the Ge{111}rt3*rt3-30-Sb surface, as determined by a Keating analysis.


Parameter T_4 T_4-T_1 H_3-T_1

z_Sb(0 )-Ge(1) (Ang.) - 2.547 2.545
Delta z_Sb(0 ) +0.594 - -
Delta r_Sb(0 ) - +0.004 +0.005
Delta z_Ge(1 ) -0.033 -0.008 -0.004
Delta r_Ge(1 ) -0.125 -0.054 -0.045
Delta z_Ge(2a) -0.313 -0.130 -0.005
Delta r_Ge(2a) - - +0.039
Delta z_Ge(2b) +0.127 +0.056 -
Delta z_Ge(3a) -0.302 -0.104 -0.005
Delta r_Ge(3a) - - +0.006
Delta z_Ge(3b) +0.111 +0.044 -

Total Energy (eV) 1.156 0.080 0.102
Length Term 0.011 0.008 0.003
Angle Term 1.144 0.073 0.099

d_Sb(0 )-Ge(1 ) (Ang.) 2.620 2.626 2.626
d_Sb(0 )-Sb(0 ) - 2.807 2.809
d_Ge(1 )-Ge(2a) 2.446 2.445 2.449
d_Ge(1 )-Ge(2b) 2.465 2.457 -


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Last Update: 6/21/96