
thumb|Plastic utensils in a photoelasticity experiment
thumb|Plastic utensils in a photoelasticity experiment
In materials science, photoelasticity describes changes in the optical properties of a material under mechanical deformation. It is a property of all dielectric media and is often used to experimentally determine the stress distribution in a material.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).