Table 1.

Geometric model parameters for a single alveolus.

		Literature comparison	Reference
Alveolus radius (AR)	0.105 mm	0.1–0.14 mm	Weibel [10]
			Harding and Robinson [13]
			Ma and Darquenne [35]
Neck radius (NR)	0.085 mm	0.085 mm	Harding and Robinson [13]
Alveolus depth (D)	0.2–0.22 mm	0.23 mm	Weibel [10]
			Harding and Robinson [13]
D/NR ratio	1.17–1.3	0.48–1.44	Harding and Robinson [13]