Fig. 9

Fracture of the Al/Cu joint (a) fracture macro appearance macrophotography at the lower side; (b) SEM image at the L location ; (c) enlarged SEM image of R zone; (d) enlarged SEM image of S zone.

Fracture of the Al/Cu joint (a) fracture macro appearance macrophotography at the lower side; (b) SEM image at the L location ; (c) enlarged SEM image of R zone; (d) enlarged SEM image of S zone.