Optoelectronic Materials and Devices

IIT Kanpur Course , Prof. Monica Katiyar

46 students enrolled

Overview

Contents:
Electronic Structure of Materials : Pre-quantum mechanics picture: Drudes Model - Review of quantum mechanics and free electron theory, failures of free electron theory and introduction to the role of lattice - Review of reciprocal lattice, Brillouin zone, free electron band diagram, potential in a crystal, electron dynamics and concept of holes, conductivity in relation to band structure.

Electrical Properties of Materials : Band structure of metals and semiconductors, empirical estimates of conductivity in metals and alloys - Semiconductors - band diagrams, direct and indirect bandgap, degenerate and non-degenerate semiconductors, intrinsic and extrinsic semiconductors, determination of dopant levels and mobility measurements - Dielectric materials - dielectric constants and polarization, linear dielectric materials, capacitors and insulators, C-V characterization - Electronic structure of interfaces: metal-semiconductor, insulator-semiconductor, semiconductor heterostructures.

Optoelectronic Device Physic: Optical materials - electron-hole recombination, bandgap engineering - Light interaction with materials-transparency, translucency and opacity, refraction and refractive index, reflection, absorption and transmission - Carrier generation processes, recombination processes, R-G statistics, surface R-G processes - Carrier transport, drift, diffusion, equation of state.
Basic Electronic Devices : p-n junction their application in solar cells and light emitting diodesMOS devices and TransistorsOrganic electronics - Thin Film Transistors, Light Emitting Diodes, Solar cells

Lecture 1: Conductivity of materials, Drudes theory and its failures

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        Optoelectronic Materials and Devices by Prof. Monica Katiyar & Prof. Deepak Gupta,Department of Metallurgy and Material Science,IIT Kanpur.For more details on NPTEL visit httpnptel.ac.in

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