Laser Physics

Laser principles: stimulated emission, population inversion, rate equations, three- and four-level laser systems
Laser structure: resonators, resonator modes
Laser types: gas lasers, solid state lasers, semiconductor lasers, dye lasers, free electron laser
Special laser technology: mode locking, Q-switching, frequency selection, SHG (frequency doubling)
Properties of laser radiation; Gaussian beam; linewidth
Interaction of laser radiation with matter; applications of lasers in: material processing, spectroscopy, metrology, holography, information technology, and analytics