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Issues related to the validity and evaluation of the EWF technique.
| Issues | Evaluation | References |
|---|---|---|
| Tested specimens | DDENT specimen dimensions. Use of a video extensometer. Notch sharpening. Ligament lengths |
[223,224,225,226] |
| Test conditions | Test rate. Test temperature EWF in mode III. |
[208,217,227,228,229,230,231,232,233,234] |
| Analysis of the results | Energy partitioning. Other geometries for β. we-J0 relationship |
[235,236,237,238,239,240,241,242,243,244] |
