Table 3 Expressions, abbreviations, and units used to evaluate elastic moduli.
Eq. no. | Parameter | Abbreviations | Unit | Equation |
|---|---|---|---|---|
8 | Young’s modulus | Y | GPa | \(\:Y=2\:{G}_{t\:}{V}_{t\:}\) |
9 | Bulk modulus | B | GPa | \(\:B=2.4\:{G}_{t\:}{V}_{t}^{2}\) |
10 | Shear modulus | S | GPa | \(\:S=\frac{3BY}{(9B-Y)}\) |
11 | Longitudinal modulus | L | GPa | \(\:L=B+\frac{4}{3}S\) |
12 | Poisson ratio | \(\:\sigma\:\) | \(\:\sigma\:=0.5-\frac{1}{7.2{V}_{t\:}}\) | |
13 | Microhardness | \(\:H\) | GPa | \(\:H=\frac{Y-2\sigma\:Y}{(6+6\sigma\:)}\) |
