Photos of summer 2011 testing at UMass
(please contact one of the PIs for further information)

Compression test with extensometer for measuring strain in loading direction.

Tension specimen.

Testing - 2011-08-03T15:07:00 - 051
Fracture surface of tension specimens shows the fracture occurs with sphere-sphere welds pulling out and leaving holes in one of the spheres.
Testing - 2011-08-05T16:53:58 - 082
Fracture pattern in one of the three tension specimens tested.  Other specimens showed a single dominant crack