The parameter that controls the size of the elasticity stress field at each point at the front of the crack (that is, the measurement of the size of the stress field at the crack tip) is called stress intensity factor. Stress solvent craze The craze on the surface or inside of a macromolecule materials under the combined action of a tensile stress lower than its static tensile strength and a solvent.
Fundamental of Material Science -> Performance basis of materials