Table 8: Geometric properties for the two dimers using the B3LYP/6-311++G* (Numbers 1 and 2 in parentheses represent two CO₂ molecules).

	"Slipped"	"Constrained linear"
Distances (Å):
C-O (1)	1.1613	1.1606
C-O (1)	1.1602	1.1606
C-O (2)	1.1616	1.1608
C-O (2)	1.1598	1.1608
Intermolecular	3.1828	3.1884
Angles (degrees):
O(1)C(1)O(2)	84.1	90.0
C(2)O(2)C(1)	138.5	180.0
HF Energies	-377.2947	-377.2946
(Atomic Units)