Optical Sources and detectors: Light Emitting Diode: LED Structures, Light source materials, Quantum efficiency and LED power, Laser Diodes: Modes and threshold conditions, Rate equations, External quantum efficiency, Optical Sources and detectors: Optical S 505689474-Optical-Fiber-Modes-and-Configurations.pptx Optical_Fiber_Modes_and_Configurations_No_Images.pptx 505689474-Optical-Fiber-Modes-and-Configurations.pptx