Experimental and Modeling Studies of Stress Wave Propagation and Energy Dissipation Mechanism in Layered Composite Structures

Table 1

MAT_JOHNSON_HOLMQUIST_CERAMICS [22] constants for SiC.

Constants	SiC
Density (g/cm^3)	3.2
Shear modulus, G (GPa)	183
Intact strength coefficient, A	0.96
Fracture strength coefficient, B	0.35
Strain rate coefficient, C	0.0045
Intact strength exponent, N	0.65
Fracture strength exponent, M	1.0
Maximum tensile pressure strength, T (GPa)	0.75
Pressure at HEL, PHEL (GPa)	14.567
Damage coefficient, D1	0.48
Damage exponent, D2	0.48
Bulk modulus, K1 (GPa)	217.2
Pressure coefficient, K2 (GPa)	0
Pressure coefficient, K3 (GPa)	0