Learn · NPTEL

Course11510212438 lectures

Introduction to LASER

Prof. M R Shenoy · IIT Delhi

Start with lecture 1 At NPTEL

Lectures

Module 1

  1. General Introduction, Scope and Contents Video
  2. Interaction of Radiation with Matter Video
  3. The Einstein Coefficients Video

Module 2

  1. Atomic Lineshape Function, g(ν) Video
  2. Amplification by Stimulated Emission Video
  3. Line Broadening Mechanisms Video
  4. Line Broadening Mechanisms - 2 Video

Module 3

  1. Laser Rate Equations: 2-Level System Video
  2. Laser Rate Equations: 3-Level System Video
  3. Laser Rate Equations: 4-Level System Video

Module 4

  1. Laser Amplifiers Video
  2. Er-Doped Fiber Amplifier Video

Module 5

  1. Resonance Frequencies Video
  2. Spectral Response of an Optical Resonator Video
  3. Resonator Loss and Cavity Lifetime Video

Module 6

  1. Spherical Mirror Resonators Video
  2. Resonator Stability Condition Video
  3. Ray Paths in Spherical Mirror Resonators Video

Module 7

  1. Tranverse Modes of a Spherical Mirror Resonator Video
  2. Gaussian Mode of the Spherical Mirror Resonator Video
  3. Longitudinal Modes of a Spherical Mirror Resonator Video

Module 8

  1. Laser Oscillations & The Threshold Condition Video
  2. Spectral Hole Burning Video
  3. Variation of Laser Power around Threshold Video
  4. Optimum Output Coupling Video

Module 9

  1. Laser Output Characteristics Video
  2. Laser Beam Properties Video
  3. Ultimate Linewidth of a Laser Video

Module 10

  1. Pulsed Lasers Video
  2. Q-Switching Video
  3. Mode Locking Video
  4. Methods of Mode Locking Video

Module 11

  1. Some Common Lasers Video
  2. Fiber Lasers Video
  3. Semiconductor Lasers Video

Module 12

  1. Lasers and Laser Amplifiers in Optical Fiber Communication Video
  2. Lasers in Nonlinear Optics Video
  3. Laser Safety Video

Syllabus and materials

At NPTEL, as the course publishes them.

Credits and licence

Institution
IIT Delhi
Department
Physics
Teacher
Prof. M R Shenoy
Level
Undergraduate
Language
English
Subjects
Physics
Source
NPTEL
Licence
CC BY-NC-SA, as NPTEL states it. Non-commercial use only. NPTEL's terms
Attribution
NPTEL states: "Distributed under Creative Commons Attribution-ShareAlike / CC BY - NC - SA", beside a BY-NC-SA badge.
Who can watch
NPTEL gives no rating. Invisible Network shows it to Tweens profiles and older, judged from what the source says about it. How courses are placed