# Introduction to Quantum Field Theory (Theory of Scalar Fields) - Part 2

- Institution: IIT Hyderabad
- Department: Physics
- Teacher: Prof. Anurag Tripathi
- Level: Undergraduate
- Language: English
- Subjects: Physics
- Source: [NPTEL](https://nptel.ac.in/courses/115106133)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/115106133)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Scattering Matrix](https://invisiblenetwork.ai/learn/nptel/115106133/5f904065dc79) (Video)
2. [Scattering Matrix continued](https://invisiblenetwork.ai/learn/nptel/115106133/35462a5d00ef) (Video)
3. [Scattering Matrix continued](https://invisiblenetwork.ai/learn/nptel/115106133/b1c66b14afbd) (Video)
4. [Creating single particle states -1](https://invisiblenetwork.ai/learn/nptel/115106133/213a0180b410) (Video)
5. [Creating single particle states -2](https://invisiblenetwork.ai/learn/nptel/115106133/3f87c1246b97) (Video)
6. [Annihilating single particle states](https://invisiblenetwork.ai/learn/nptel/115106133/ed25a985a540) (Video)
7. [Creating Multiparticle States](https://invisiblenetwork.ai/learn/nptel/115106133/8bfc8fa077cf) (Video)
8. [LSZ reduction](https://invisiblenetwork.ai/learn/nptel/115106133/6a8bd9f39980) (Video)
9. [LSZ reduction continued](https://invisiblenetwork.ai/learn/nptel/115106133/c99949433a6c) (Video)
10. [S matrix](https://invisiblenetwork.ai/learn/nptel/115106133/5a0264195c55) (Video)
11. [S matrix continued](https://invisiblenetwork.ai/learn/nptel/115106133/9684e9aa777d) (Video)
12. [S matrix continued](https://invisiblenetwork.ai/learn/nptel/115106133/8c3d744d3d39) (Video)
13. [Pole and residue of the propagator](https://invisiblenetwork.ai/learn/nptel/115106133/2c4a1bf9fc6c) (Video)
14. [Kallen-Lehmann spectral representation](https://invisiblenetwork.ai/learn/nptel/115106133/4346383ca33d) (Video)
15. [Kallen-Lehmann spectral representation continued](https://invisiblenetwork.ai/learn/nptel/115106133/0b5b17b0eac8) (Video)
16. [High Energy Experiment Setup](https://invisiblenetwork.ai/learn/nptel/115106133/457beb539e2c) (Video)
17. [High Energy Experiment Setup-2](https://invisiblenetwork.ai/learn/nptel/115106133/012df3438e9f) (Video)
18. [Scattering cross-section](https://invisiblenetwork.ai/learn/nptel/115106133/ce027a9d133e) (Video)
19. [Differential cross-section](https://invisiblenetwork.ai/learn/nptel/115106133/a6532a9d5414) (Video)
20. [2-2 scattering cross-section](https://invisiblenetwork.ai/learn/nptel/115106133/d9afa730096c) (Video)
21. [Loop diagrams-1](https://invisiblenetwork.ai/learn/nptel/115106133/6a165231665c) (Video)
22. [Wick rotated Green's functions](https://invisiblenetwork.ai/learn/nptel/115106133/abbb6ebe24f7) (Video)
23. [UV divergences Part 1](https://invisiblenetwork.ai/learn/nptel/115106133/308eaedc84ce) (Video)
24. [UV divergences Part 2](https://invisiblenetwork.ai/learn/nptel/115106133/9fd781c9d50c) (Video)
25. [UV divergences Part 3](https://invisiblenetwork.ai/learn/nptel/115106133/9f13d4485d30) (Video)
26. [Explicit evalutation of Feynman integrals](https://invisiblenetwork.ai/learn/nptel/115106133/727979048a79) (Video)
27. [Few more Feynman integrals](https://invisiblenetwork.ai/learn/nptel/115106133/3e787a3f0929) (Video)
28. [UV Singularity structure in dimensional regularization](https://invisiblenetwork.ai/learn/nptel/115106133/9dbaae30dc7d) (Video)
29. [Renormalization -Part 1](https://invisiblenetwork.ai/learn/nptel/115106133/8c6ce23c46b4) (Video)
30. [Renormalization -Part 2](https://invisiblenetwork.ai/learn/nptel/115106133/9f5e06e2204b) (Video)
31. [Renormalization-Part 3](https://invisiblenetwork.ai/learn/nptel/115106133/58d1902822d7) (Video)
32. [Renormalization-Part 4](https://invisiblenetwork.ai/learn/nptel/115106133/a8f912183226) (Video)
33. [Renormalization - Part 5](https://invisiblenetwork.ai/learn/nptel/115106133/50d0372fcb1c) (Video)
34. [Renormalization Group Equation 1](https://invisiblenetwork.ai/learn/nptel/115106133/029c633f791c) (Video)
35. [Renormaliztion Group Equations 2](https://invisiblenetwork.ai/learn/nptel/115106133/7005216e93c1) (Video)
36. [Renormaliztion Group Equations 3](https://invisiblenetwork.ai/learn/nptel/115106133/9160ac0bc3fe) (Video)
37. [Solution of Callan Symanzik Equation](https://invisiblenetwork.ai/learn/nptel/115106133/6b228b1beef8) (Video)
38. [UV and IR fixed points and Asymptotic Freedom](https://invisiblenetwork.ai/learn/nptel/115106133/88adf00f9158) (Video)
39. [Behaviour near fixed point](https://invisiblenetwork.ai/learn/nptel/115106133/bab6cf301570) (Video)