Load-end-shortening behavior and deformation patterns for the imperfect Specimen Z33 (with the measured imperfection shape displayed previously)

From the same source as the previous 5 slides:

Luc Wullschleger, “Numerical investigation of the buckling behavior of axially compressed circular cylinders having parametric initial dimple imperfections”, PhD dissertation, Swiss Federal Institute of Technology, Zurich, 2006

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