Table 2. Size (x-Length, y-Length in Å) Dependence of the Corresponding Conductivities along the Perpendicular (σ_x) and Parallel (σ_y) Directions to the Zigzag Edges in Units of , Together with the LUMO–HOMO (L–H) Gap in eV, for Dots (in Bold) and Antidots (with Holes, h); Non-Passivated (Underlined), and Fully Passivated (Normal Font, No underline)^a.

structure	x-length (Å)	y-length (Å)			L–H (eV)
6A × 8Z	26.438	21.397	0.28	0.18	0.110
4 holes no hydrogen	26.438	21.397	0.44	0.16	0.165
6 holes no hydrogen	26.438	21.397	0.44	0.17	0.111
10A × 10Z	43.320	26.454	2.60	0.45	0.147
9 holes orthogonal no H	43.320	26.454	11.10	4.09	0.022
9 holes oblique no H	43.320	26.454	2.46	0.51	0.090
9 h orthogonal with H	43.320	26.454	2.61	0.45	0.084
9 h oblique with H	43.320	26.454	2.85	0.48	0.100
12A × 16Z	51.980	41.334	4.99	1.86	0.170
15 h no hydrogen	51.980	41.334	4.79	2.65	0.114
25 h no hydrogen	51.980	41.334	4.87	2.05	0.090
25 h with hydrogen	51.980	41.334	5.29	1.33	0.072

^aResults are given with three decimal points (in particular, for conductivity and LUMO–HOMO gaps) for comparison purposes.