Summary
4.1 Laser (A, B)
4.8 Pulsed laser
light amplification
4.9 LD Principle
4.2 Stimulated emission (A)
Degenerated homojunction
Einstein Coefficient
4.10 Heterostructure LD
4.3 Fiber Amplifier
Structural optimization
4.4 Gas Laser
4.11 Quantum Well LD
He-Ne laser
QW, MQW
4.5 Spectrum of laser
4.12 LD Characteristic
Efficiency
4.6 Laser Oscillation (A, B, D)
Threshold gain and
4.13 Diode equation
population inversion, laser modes
4.14 Single frequency laser
4.7 Broadening
4.15 VCSEL

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