10. Optical Gain and Lasers
- Rate equations for two-, three- and four- level systems
- Population inversion and optical amplification
- Lasing condition
- Gain clamping (homogeneous & inhomogeneous line)
- Frequency pulling
Chapter 5, § 5.7- Gain saturation in homogeneous media.
Chapter 6, §6.0 - Introduction, §6.1 - Fabry-Perot laser, §6.2 - Oscillation frequency, §6.3 - Three and four -level systems, §6.4 - Power in laser oscillators