Table C.1: The model parameters for the Si{111}rt3*rt3-30-Sb surface, as determined by a Keating analysis.

Table C.1: The model parameters for the Si{111}rt3*rt3-30-Sb surface, as determined by a Keating analysis.
The parameter increment is 0.001 Ang.

Parameter T_4 T_4-T_1 H_3-T_1

z_Sb(0 )-Si(1) (Ang.) - 2.514 2.516

Delta z_Sb(0 ) +0.658 - -

Delta r_Sb(0 ) - +0.003 +0.004

Delta z_Si(1 ) -0.029 -0.004 -0.005

Delta r_Si(1 ) -0.113 -0.046 -0.039

Delta z_Si(2a) -0.291 -0.113 -0.005

Delta r_Si(2a) - - +0.033

Delta z_Si(2b) +0.119 +0.051 -

Delta z_Si(3a) -0.280 -0.090 -0.005

Delta r_Si(3a) - - +0.006

Delta z_Si(3b) +0.104 +0.040 -

Total Energy (eV) 1.007 0.054 0.071

Length Term 0.009 0.005 0.002

Angle Term 0.997 0.049 0.069

d_Sb(0 )-Si(1 ) (Ang.) 2.566 2.575 2.575

d_Sb(0 )-Sb(0 ) - 2.805 2.807

d_Si(1 )-Si(2a) 2.349 2.346 2.348

d_Si(1 )-Si(2b) 2.361 2.354 -

Parameter	T_4	T_4-T_1	H_3-T_1


z_Sb(0 )-Si(1) (Ang.)	-	2.514	2.516
Delta z_Sb(0 )	+0.658	-	-
Delta r_Sb(0 )	-	+0.003	+0.004
Delta z_Si(1 )	-0.029	-0.004	-0.005
Delta r_Si(1 )	-0.113	-0.046	-0.039
Delta z_Si(2a)	-0.291	-0.113	-0.005
Delta r_Si(2a)	-	-	+0.033
Delta z_Si(2b)	+0.119	+0.051	-
Delta z_Si(3a)	-0.280	-0.090	-0.005
Delta r_Si(3a)	-	-	+0.006
Delta z_Si(3b)	+0.104	+0.040	-


Total Energy (eV)	1.007	0.054	0.071
Length Term	0.009	0.005	0.002
Angle Term	0.997	0.049	0.069


d_Sb(0 )-Si(1 ) (Ang.)	2.566	2.575	2.575
d_Sb(0 )-Sb(0 )	-	2.805	2.807
d_Si(1 )-Si(2a)	2.349	2.346	2.348
d_Si(1 )-Si(2b)	2.361	2.354	-

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Last Update: 6/21/96