# Laser: Fundamentals and Applications

- Institution: IIT Kanpur
- Department: Chemistry and Biochemistry
- Teacher: Prof. Manabendra Chandra
- Level: Undergraduate
- Language: English
- Subjects: Chemistry
- Source: [NPTEL](https://nptel.ac.in/courses/104104085)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/104104085)
- 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 - Unique properties of LASERs and their applications](https://invisiblenetwork.ai/learn/nptel/104104085/629b110dc431) (Video)
2. [Lecture 02 - LASER and its history](https://invisiblenetwork.ai/learn/nptel/104104085/87bce159601b) (Video)
3. [Lecture 03 - Interaction of Light with matter](https://invisiblenetwork.ai/learn/nptel/104104085/75b9f95b4199) (Video)
4. [Lecture 04 - Einsteins Concept of stimulated emission](https://invisiblenetwork.ai/learn/nptel/104104085/40a0f3ed25d9) (Video)
5. [Lecture 05 - Calculation of Einsteins coefficient](https://invisiblenetwork.ai/learn/nptel/104104085/85995f5acaff) (Video)
6. [Lecture 06 - Population inversion, 2-level system and 3-level system](https://invisiblenetwork.ai/learn/nptel/104104085/a534463583ed) (Video)
7. [Lecture 07 - 3-level System and 4-level system](https://invisiblenetwork.ai/learn/nptel/104104085/8ccb0802f380) (Video)
8. [Lecture 08 - Components of LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/2e27aa480b6d) (Video)
9. [Lecture 09 - Modes of LASER cavity and standing waves](https://invisiblenetwork.ai/learn/nptel/104104085/37be34a484ec) (Video)
10. [Lecture 10 - Transverse Modes of LASER cavity](https://invisiblenetwork.ai/learn/nptel/104104085/967fea904643) (Video)
11. [Lecture 11 - Threshold Condition](https://invisiblenetwork.ai/learn/nptel/104104085/f1efcdbf6dac) (Video)
12. [Lecture 12 - Properties of Laser: Directionality and Intensity](https://invisiblenetwork.ai/learn/nptel/104104085/3c4b92c49158) (Video)
13. [Lecture 13 - Properties of Laser: Coherence and Monochromaticity](https://invisiblenetwork.ai/learn/nptel/104104085/bdc42ee88062) (Video)
14. [Lecture 14 - Continuous and Pulsed Lasers](https://invisiblenetwork.ai/learn/nptel/104104085/83223d485541) (Video)
15. [Lecture 15 - Some Numerical problem](https://invisiblenetwork.ai/learn/nptel/104104085/8d22ac54c6c4) (Video)
16. [Lecture 16 - Cavity Dumping](https://invisiblenetwork.ai/learn/nptel/104104085/a7c266bc2a38) (Video)
17. [Lecture 17 - Q-switching](https://invisiblenetwork.ai/learn/nptel/104104085/8fca6d670848) (Video)
18. [Lecture 18 - Q-switching and Pockels effect](https://invisiblenetwork.ai/learn/nptel/104104085/439c9030f92c) (Video)
19. [Lecture 19 - Passive Q-switching, Mode-Locking](https://invisiblenetwork.ai/learn/nptel/104104085/3c8f9a9bde29) (Video)
20. [Lecture 20 - Mode Locking](https://invisiblenetwork.ai/learn/nptel/104104085/46cfeaa06573) (Video)
21. [Lecture 21 - Mode - locking](https://invisiblenetwork.ai/learn/nptel/104104085/bc987a027426) (Video)
22. [Lecture 22 - Mode - locking (contd.)](https://invisiblenetwork.ai/learn/nptel/104104085/3788aefcfe15) (Video)
23. [Lecture 23 - Passive Mode - locking and Types of LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/ba837f4b94f0) (Video)
24. [Lecture 24 - Solid state LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/232e10842dbe) (Video)
25. [Lecture 25 - Semiconductor LASERs and Gas LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/53abb9197b30) (Video)
26. [Lecture 26 - Gas LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/ead7c5770404) (Video)
27. [Lecture 27 - Chemical and Dye LASERs](https://invisiblenetwork.ai/learn/nptel/104104085/b357c9b0c6a9) (Video)
28. [Lecture 28 - Introduction to Non Linear Optics](https://invisiblenetwork.ai/learn/nptel/104104085/3f9a37b7720a) (Video)
29. [Lecture 29 - Non Linear Optics](https://invisiblenetwork.ai/learn/nptel/104104085/2153823263af) (Video)
30. [Lecture 30 - 2nd order Nonlinear optics](https://invisiblenetwork.ai/learn/nptel/104104085/c5e39ea7cfc6) (Video)
31. [Lecture 31- Non-linear optical processes](https://invisiblenetwork.ai/learn/nptel/104104085/c66d7e9017a9) (Video)
32. [Lecture 32 - Aspects of SHG and Application of non-linear optics](https://invisiblenetwork.ai/learn/nptel/104104085/01f28e99758b) (Video)
33. [Lecture 33 - Application of LASER: LIDAR](https://invisiblenetwork.ai/learn/nptel/104104085/a4c2f5313c44) (Video)
34. [Lecture 34 - Application of Laser: Laser Spectroscopy](https://invisiblenetwork.ai/learn/nptel/104104085/c70cb1bacc39) (Video)
35. [Lecture 35 - Application of Laser: Enrichment of Isotope](https://invisiblenetwork.ai/learn/nptel/104104085/91ddbc5296d1) (Video)
36. [Lecture 36 - Laser Induced Chemistry](https://invisiblenetwork.ai/learn/nptel/104104085/7adc2a50202e) (Video)
37. [Lecture 37 - Laser Induced Chemistry and Ultrafast chemical Dynamics](https://invisiblenetwork.ai/learn/nptel/104104085/00fee4734b5a) (Video)
38. [Lecture 38 - Lasers in Medical Sciences](https://invisiblenetwork.ai/learn/nptel/104104085/c940aa989d68) (Video)
39. [Lecture 39 - Lasers in Material sciences and engineering and Optical Communications](https://invisiblenetwork.ai/learn/nptel/104104085/b401ada2ae54) (Video)
40. [Lecture 40 - Laser safety and summary](https://invisiblenetwork.ai/learn/nptel/104104085/48edd739d579) (Video)