Demonstrating and Investigating the Mechanical Strength of Solar Cells

Table 1

The mechanical model’s material parameters.

Layer	Material	Young’s modulus (GPa)	Poisson’s ratio	Thickness of layer
Front-side busbars	Silver	8	0.41	12
Silicon	Silicon	, ,	0.29
Eutectic layer	Aluminium silicon	76	0.42	4
Back-side Al paste	Por. Al	7	0.40	30
Busbars on back side	Silver	8	0.41	30