Energy Criterion for Initiation and Spread of Fracture in Viscoelastic SolidsEngineering Experiment Station, South Dakota State University, 1968 - Fracture mechanics - 130 pages |
Common terms and phrases
applied load At-T brittle CALIFOR CALIFORNIA SAN DIEGO crack tip creep compliance delayed fracture denotes derived elastic epoxy resin P52 equation 3.4 equation of motion equivalence principle evaluate flaw FRACTURE IN VISCOELASTIC fracture initiation function GALCIT geometry Glass Temperature Griffith stress history of loading increment incubation period initial velocity integral kinetic energy Knauss 37 L(ln large plastic deformations LIBRARIES CALIFORNIA LIBRARIES SAN DIEGO LIBRARIES UNIVERSITY NIA SAN obtained penny shaped crack plastic zone Pmin Po/PG Polimal 152 polymers prior to fracture residual displacement rheological SAN DIEGO CALIFORNIA SAN DIEGO LIBRARIES SAN DIEGO UNIVERSITY SAN LIBRARIES Sendai slow crack propagation slow propagation specific surface energy stages of fracture standard linear solid step load condition strain energy tensile strength terminal velocity UNIVERS universal curve universal equation UNIVERSITY LIBRARIES UNIVERSITY OF CALIF UNIVERSITY OF CALIFOR viscoelastic displacement vp vp Wnuk and Knauss yield stress δω