Table 2.

Definitions of the symbols in Equation (1).

Symbol	Definition
$E_{ef}=E_f/(1-v_f)$	Effective Young’s modulus of the coating
$E_{es}=E_s/(1-v_s)$	Effective Young’s modulus of the substrate
νf	Poisson’s ratio of the coating
νs	Poisson’s ratio of the substrate
h	Coating thickness
H	Substrate thickness
TD	Deposition temperature
Tr	Room temperature
αf	Thermal expansion of coefficients of the coating
αs	Thermal expansion of coefficients of the substrate