NPTEL : Semiconductor Optoelectronics (Physics)

Co-ordinators : Prof. M.R. Shenoy


Lecture 1 - Context and Scope of the Course

Lecture 2 - Energy Bands in Solids

Lecture 3 - E-K Diagram

Lecture 4 - The Density of States

Lecture 5 - The Density of States (Continued...)

Lecture 6 - The Density of states in a Quantum well Structure

Lecture 7 - Occupation Probability and Carrier Concentration

Lecture 8 - Carrier Concentration and Fermi Level

Lecture 9 - Quasi Fermi Levels

Lecture 10 - Semiconductor Materials

Lecture 11 - Semiconductor Hetrostructures-Lattice-Matched Layers

Lecture 12 - Strained -Layer Epitaxy and Quantum Well Structures

Lecture 13 - Bandgap Engineering

Lecture 14 - Hetrostructure p-n junctions

Lecture 15 - Schottky Junction and Ohmic Contacts

Lecture 16 - Fabrication of Heterostructure Devices

Lecture 17 - Interaction od Photons with Electrons and Holes in a Semiconductor

Lecture 18 - Optical Joint Density of States

Lecture 19 - Rates of Emission and Absorption

Lecture 20 - Amplication by Stimulated Emission

Lecture 21 - The Semiconductor (Laser) Amplifier

Lecture 22 - Absorption Spectrum of Semiconductor

Lecture 23 - Gain and Absorption Spectrum of Quantum Well Structures

Lecture 24 - Electro-absorption Modulator

Lecture 25 - Electro-absorption Modulator - II Device Configuration

Lecture 26 - Mid-Term Revision Question and Discussion

Lecture 27 - Part - III Semiconductor Light Sources

Lecture 28 - Light Emitting Diode-I Device Structure and Parameters

Lecture 29 - Light Emitting Diode-II Device Chracteristics

Lecture 30 - Light Emitting Diode-III Output Characteristics

Lecture 31 - Light Emitting Diode-IV Modulation Bandwidth

Lecture 32 - Light Emitting Diode-V materials and Applications

Lecture 33 - Laser Basics

Lecture 34 - Semiconductor Laser-I Device Structure

Lecture 35 - Semiconductor Laser-II Output Characteristics

Lecture 36 - Semiconductor Laser-III Single Frequency Lasers

Lecture 37 - Vertical Cavity Surface Emitting Laser (VCSEL)

Lecture 38 - Quantum Well Laser

Lecture 39 - Practical Laser Diodes and Handling

Lecture 40 - General Characteristics of Photodetectors

Lecture 41 - Responsivity and Impulse Response

Lecture 42 - Photoconductors

Lecture 43 - Semiconductor Photo-Diodes

Lecture 44 - Semiconductor Photo-Diodes-II : APD

Lecture 45 - Other Photodectors

Lecture 46 - Photonic Integrated Circuits