Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
scientific theory
|
| gptkbp:appliesTo |
brittle materials
|
| gptkbp:basisFor |
Griffith's equation
Irwin's modification |
| gptkbp:describes |
brittle fracture
|
| gptkbp:field |
fracture mechanics
|
| gptkbp:form |
2γ = σ^2πa/E
|
| https://www.w3.org/2000/01/rdf-schema#label |
Griffith's criterion
|
| gptkbp:influenced |
modern fracture mechanics
|
| gptkbp:proposedBy |
Alan Arnold Griffith
|
| gptkbp:relatedTo |
energy balance
crack propagation |
| gptkbp:state |
a crack will propagate when the decrease in elastic strain energy is at least equal to the surface energy required to create new crack surfaces
|
| gptkbp:usedIn |
materials science
mechanical engineering |
| gptkbp:yearProposed |
1920
|
| gptkbp:bfsParent |
gptkb:J-integral
|
| gptkbp:bfsLayer |
6
|