Subsections
[Cr:4, Lc:4, Tt:0, Lb:0]
- Basics of radiation-matter interaction: Einstein theory of absorption and emission in thermal
equilibrium, spontaneous and stimulated emission, Einstein coefficients.
- Laser Fundamentals: Lasing principle, optical pumping, population inversion, light amplification,
self sustained coherent oscillations.
- Laser rate equations: Two, three and four level systems, Laser cavities & modes, Plane &
spherical resonators, Mode selection.
- Lasers: He-Ne, Cd-Se, Argon ion, CO2, Nd:YAG, Nd: Glass, Semi-conductor lasers, Dye lasers,
Ti:sapphire lasers. fiber lasers, free electron lasers.
- Q-switching, Mode locking, Hole-burning, Pulse compression and ultrashort pulse lasers.
- Additional topics which are useful in this course: Non-linear processes: Propagation of light
waves in a non-linear optical media, anisotropic nonlinear medium, Second harmonic
generation, Phase matching, Four wave mixing, Stimulated Raman scattering, Optical Kerr
effect, Pockel effect. Other nonlinear processes.
Role of lasers in quantum optics experiments, Laser spectroscopy, Lasing
without inversion, extremely narrow line width lasers. Laser cooling and trapping of atoms, Bose
Einstein condensation.
- Thyagarajan and
Ghatak,
Lasers–Fundamentals and Applications
2nd Edn. Springer
- Orazio Svelto
Principles of Laser
5th Edn.
Springer.
- B. B. Laud,
Lasers &
Non-linear Optics,
Wiley Eastern, (1985)
