Dislocation interaction refers to the complex interplay between dislocations in a crystalline material, which influences its mechanical properties by affecting how it deforms under stress. These interactions can lead to phenomena such as work hardening, where the material becomes stronger and more resistant to deformation as dislocations multiply and impede each other's movement.
Defect dynamics refers to the study of how imperfections in materials, such as dislocations, vacancies, and interstitials, evolve over time and influence the material's properties. Understanding these dynamics is crucial for predicting material behavior under various conditions, including stress, temperature, and irradiation, and for designing materials with improved performance and reliability.
Plasticity theory describes the behavior of materials undergoing irreversible deformation when subjected to external forces, capturing how they yield and flow beyond their elastic limit. It is fundamental in predicting the load-bearing capacity and failure mechanisms of structures in engineering and materials science.
Atomic planes refer to the regular, repeating arrangement of atoms in a crystalline solid, which are critical for understanding the material's properties and behavior under various conditions. They play a crucial role in determining the material's mechanical strength, electrical conductivity, and interaction with light and other particles.
Stress-Induced Phase Transformation refers to the phenomenon where materials undergo a change in their crystal structure or phase due to the application of external stress. This transformation can significantly alter the material's mechanical, thermal, and electrical properties, making it a critical consideration in materials science and engineering applications.