Relevance of Blood Vessel Networks in Blast-Induced Traumatic Brain Injury

Table 1

Material properties of the skull, brain, blood vessels, and air.

(a) Elastic material properties

Material	Density (kg/m^3)	Young’s modulus (MPa)	Poisson’s ratio (/)
Skull	1,710	5,370	0.19
Brain	1,040	0.123	0.499989
Blood vessels	1,040	15	0.48

(b) Viscoelastic material properties

Material	Short-term shear modulus (kPa)	Long-term shear modulus (kPa)	Decay constant (s)
Brain	41.0	7.8	0.00142857

(c) Ideal gas material parameters

Material	Density (kg/m^3)	Gas constant (J/(kg·K))	Temperature (K)
Air	1.1607	287.05	300