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. Author manuscript; available in PMC: 2016 Aug 1.

Published in final edited form as: Biomech Model Mechanobiol. 2014 Dec 30;14(4):877–896. doi: 10.1007/s10237-014-0643-z

Table 1.

Model material properties.

		5-day-old	4-week-old and 2-month-old
Brain
		μ₀=553–658 Pa	μ₀=692–811 Pa
	Ogden Model Coefficients^a	α=0.01	α=0.01

		C1 =0.3322	C1 =0.316
		C2=0.3890	C2=0.428
		τ1=2.96 s	τ1=3.0 s
	Prony Series Coefficients⁵	τ2=0.181 s	τ2=0.19 s

	Density	ρ=1.04 g/cm³

	Poisson’s Ratio	ν=0.49999

Falx
	Density^{33, 34}	ρ=1.13 g/cm³

	Modulus^{33, 34}	E=15 MPa

	Poisson’s Ratio^{33, 34}	ν=0.45

Connectors
Connectors	Stiffness³⁵	3460 N/mm

^a

This optimal range of moduli was determined during the model validation process (Section 2.2).