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Lecture
Laser Basics: Principles and Components
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Related lectures (31)
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Optical Pumping Schemes: Levels and Amplification
Explores optical pumping schemes for population inversion in laser systems, comparing 3-level and 4-level systems' efficiency.
Semiconductor Laser Diodes
Explores electrical injection in semiconductors, transparency, laser oscillations, and edge-emitting laser diode design.
History of lasers: Lorentz model for atom/light interaction
Explores the history of lasers and the Lorentz model for atom-light interaction.
Doppler Broadened Absorption: Resonators, 3 Level System
Explores Doppler broadening, resonators, and the 3 level system in laser operation.
4 level rate equation - Laser Power
Explores the efficiency of a four-level system in laser power calculation and output intensity.
Laser Diodes: Relaxation Oscillations
Explores laser diodes' relaxation oscillations and their role in laser modulation, including random intensity noise effects and practical examples.
Rate equations
Covers the basics of laser operation, including light-atom interaction and resonator design, discussing the quantum vs classical view of the atom and stimulated emission.
Gain Saturation
Covers the concept of gain saturation in lasers and its impact on the laser output.
Damping in oscillator models
Discusses damping in oscillator models, stimulated emission, and absorption cross section.
Laser Fundamentals: Gain, Absorption, and Resonators
Explains the principles of laser operation, focusing on gain, absorption, and the role of resonators in achieving lasing.
