# Defects in Materials

- Institution: IIT Madras
- Department: Metallurgy and Material Science
- Teacher: Prof. Sundararaman M
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/113106075)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/113106075)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture - 01 Introduction to defects in materials](https://invisiblenetwork.ai/learn/nptel/113106075/81fb99cb4f71) (Video)
2. [Lecture - 02 1-D Lattice](https://invisiblenetwork.ai/learn/nptel/113106075/16a4cb91b68c) (Video)
3. [Lecture - 03 2-D Lattice](https://invisiblenetwork.ai/learn/nptel/113106075/ade941cb6804) (Video)
4. [Lecture - 04 3-D Lattice - a](https://invisiblenetwork.ai/learn/nptel/113106075/9d6e621c9d14) (Video)
5. [Lecture - 05 3-D Lattice - b](https://invisiblenetwork.ai/learn/nptel/113106075/ea33d863912e) (Video)
6. [Lecture - 06 3-D Lattice - c](https://invisiblenetwork.ai/learn/nptel/113106075/bb96926c230f) (Video)
7. [Lecture - 07 3 D Crystals](https://invisiblenetwork.ai/learn/nptel/113106075/4a9526e135e4) (Video)
8. [Lecture - 08 Types of Point Defects](https://invisiblenetwork.ai/learn/nptel/113106075/3a1533b38381) (Video)
9. [Lecture 09 Vacancy Concentration Determination 1](https://invisiblenetwork.ai/learn/nptel/113106075/265d244c36e4) (Video)
10. [Vacancy Concentration Determination 2](https://invisiblenetwork.ai/learn/nptel/113106075/3137d5637d95) (Video)
11. [Point Defect Interstitial](https://invisiblenetwork.ai/learn/nptel/113106075/3cec80cfc88b) (Video)
12. [Transforamtion of co-ordinates](https://invisiblenetwork.ai/learn/nptel/113106075/cc7cb2b7280c) (Video)
13. [Tensor 1](https://invisiblenetwork.ai/learn/nptel/113106075/06d3548484c3) (Video)
14. [Tensor 2](https://invisiblenetwork.ai/learn/nptel/113106075/623655aa6b6e) (Video)
15. [Strain](https://invisiblenetwork.ai/learn/nptel/113106075/06871338855c) (Video)
16. [Lecture - 16 Stress](https://invisiblenetwork.ai/learn/nptel/113106075/3514553309bf) (Video)
17. [Lecture - 17 Description of Dislocation 1](https://invisiblenetwork.ai/learn/nptel/113106075/acbd662781db) (Video)
18. [Lecture - 18 Description of Dislocation 2](https://invisiblenetwork.ai/learn/nptel/113106075/01a469f9e850) (Video)
19. [Lecture 19_Stress field around Dislocation](https://invisiblenetwork.ai/learn/nptel/113106075/5faa772be6d2) (Video)
20. [Lecture 20_Self Energy of Dislocation](https://invisiblenetwork.ai/learn/nptel/113106075/83b410f700df) (Video)
21. [Lecture 21_Force on Dislocation](https://invisiblenetwork.ai/learn/nptel/113106075/6b3d20a861cf) (Video)
22. [Lecture - 22 Forces Between Dislocation](https://invisiblenetwork.ai/learn/nptel/113106075/8849b31daa2a) (Video)
23. [Lecture - 23 Chemical Force on Dislocation](https://invisiblenetwork.ai/learn/nptel/113106075/5c9100971549) (Video)
24. [Lecture - 24 Perfect Dislocation in FCC Structures](https://invisiblenetwork.ai/learn/nptel/113106075/60b7c24b301e) (Video)
25. [Lecture - 25 Instrinsic Stacking Faults in FCC](https://invisiblenetwork.ai/learn/nptel/113106075/1ee4164535f7) (Video)
26. [Lecture - 26 Extrinsic Faults and Thompson Tetrahedron in FCC](https://invisiblenetwork.ai/learn/nptel/113106075/fc42bc6ea1b1) (Video)
27. [Lecture - 27 Dislocations in BCC and HCP](https://invisiblenetwork.ai/learn/nptel/113106075/103921eceb3a) (Video)
28. [Dislocations in Ordered Alloys and Dislocation Dislocation Interaction](https://invisiblenetwork.ai/learn/nptel/113106075/a341b43e5db7) (Video)
29. [Twinning 1](https://invisiblenetwork.ai/learn/nptel/113106075/6e090eae795d) (Video)
30. [Twinning 2](https://invisiblenetwork.ai/learn/nptel/113106075/7762786ff13a) (Video)
31. [Lecture 31 Martensitic Transformation 01](https://invisiblenetwork.ai/learn/nptel/113106075/075d6481143d) (Video)
32. [Lecture 32 Martensitic Transformation 02](https://invisiblenetwork.ai/learn/nptel/113106075/c705a2a9e009) (Video)
33. [Lecture 33 Interfaces 01](https://invisiblenetwork.ai/learn/nptel/113106075/d206ac8ecb04) (Video)
34. [Lecture 34 Interfaces 02](https://invisiblenetwork.ai/learn/nptel/113106075/5c3600a9d8ee) (Video)
35. [Lecture 35 Defect Interaction and Strength](https://invisiblenetwork.ai/learn/nptel/113106075/a420a9825f1d) (Video)