Fig. 6
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Visual and UVFL inspection of the module. (a) Detail of the module corner. (b) Delamination visible at the edges of the cells. (c) Delamination visible near the soldering points. (d) Discoloration of the encapsulant. (e) Same area illuminated with a UV torch with an emission of 365 nm. (f) Typical pattern observed under UVFL. (g) Cell located on the side of the module. (h) Small crack in the middle of the cell. (i) Crack along the busbar. (j) A crack starting from the busbar that extends to the cell.
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