Check out these resources about crystal defects and the TEK8 Design challenge!
TEK 8:
Presentation: https://osu.app.box.com/v/TEK8DesignChallenges -> 2015 TEK8 -> “Dislocations and Material Deformation.pptx”
Videos: https://osu.app.box.com/v/TEK8DesignChallenges -> 2015 TEK8 -> “Dislocation Motion -Telling the Story.mp4” and “Dislocation Motion -Design Challenge Video.mp4”