| CIGS | CdS | ZnO | Mo | PI |
Young’s modulus (GPa) | 83.6 [3] | 46 [9] | 173 [10] | 133 [3] | 9.1 [3] |
Density (g/cm3) | 5.9 [2] | 4.8 [2] | 5.6 [2] | 10.2 [2] | 1.5 [2] |
Thermal expansion coefficient (10−6 K−1) | 7.9 [3] | 4.5 [2] | 3.8 [2] | 5.9 [3] | 12 [3] |