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<p>Creating course page via bot</p> <p><b>New page</b></p><div>{{Infobox Course<br /> | code = pYL793<br /> | name = photonic Devices<br /> | credits = 3<br /> | credit_structure = 3-0-0<br /> | pre_requisites = <br /> | overlaps = <br /> }}<br /> <br /> == pYL793 : photonic Devices ==<br /> Overlaps with : PYL312 Review of Semiconductor Physics for Photonics: The Density of States ρ(k) and ρ(E); Density of States in a Quantum Well Structure; Carrier Concentration &amp; Fermi Level; Quasi Fermi Levels. Semiconductor Optoelectronic Materials; Heterostructures, Strained-Layers, Bandgap Engineering; p-n junctions; Schottky Junctions &amp; Ohmic Contact. Interaction of Photons with Electrons and Holes in a Semiconductor; Rates of Emission and Absorption; Amplification by Stimulated Emission; The Semiconductor Optical Amplifier. Quantum Confined Stark Effect and Franz-Keldysh Effect. Electro-absorption Modulator: Principle of Operation and Device Configuration. Light Emitting Diode: Device Structure and Output Characteristics, Modulation Bandwidth, Materials for LED, and Applications. White light LEDs. Laser Diodes: Device Structure and Output Characteristics, Single Frequency Lasers; DFB, DBR Lasers, VCSEL, Quantum Well and Quantum Cascade Laser, Micro-cavity lasers. Modulation of Laser Diodes, Practical Laser Diodes &amp; Handling. Photodetectors: General Characteristics of Photodetectors, Impulse Response, Photoconductors, PIN, APD, Array Detectors, CCD, Solar Cell. Photonic Integrated Circuits.</div>

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