why we bother for imperfection the study of imperfections has a two fold purpose namely a better understanding of crystals and how they affect the properties of metals exploration of ...
Filetype Power Point PPTX | Posted on 05 Sep 2022 | 3 years ago
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...Why we bother for imperfection the study of imperfections has a two fold purpose namely better understanding crystals and how they affect properties metals exploration possibilities minimizing or eliminating these defects term defect is generally used to describe any deviation from perfect periodic array atoms in crystal structure sensitive insensitive e g yield stress fracture toughness density elastic modulus classification on basis geometry point line surface volume are imperfect like regions one atomic diameters size hence referred as zero dimensional there different kinds vacancies if an atom missing its normal site matrix called vacancy it may be single divacancy trivacancy around displaced tensile field produced vicinity pair cation anion can missed ionic such vacant ion sites schottky fields...