ECE Course Syllabus
ECE6540 Course Syllabus
Organic Optoelectronics (3-0-3)
- Catalog Description
- Fundamental understanding of the optical and electronic properties of organic materials and devices that form the basic of the emerging technological area of printed flexible optoelectronics.
- No Textbook Specified.
- Topical Outline
Role of semiconducting plastics in current technologies; reviews of the basic concepts of chemistry; terminology; molecules, polymers, supramolecular structures; molecular weight, number average molar mass; weight average molar mass; heterogeneity index; glass transition temperature. Bohrs classical model of the hydrogen atom; Aufbau process; electronic configuration of elements; molecular orbitals; ? and A orbitals; dipole moment; ionization potential and electron affinity. Linear optical properties of dielectrics: Maxwells equations in CGS and SI units; polarizability, complex dielectric function, propagation equation, complex refractive index, dispersion, Lorentz oscillator; Fourier representation; crystal optics, tensor notation, index ellipsoid. Introduction to nonlinear optics; properties of the nonlinear susceptibility tensor; contracted notation. Nonlinear optical properties of molecules: first and second hyperpolarizabilities; structure-property relationships in nonlinear organic materials; two-level model. Eulers angles and the transformation matrix; oriented gas model, Maxwell Boltzmann distributions, order parameters. Introduction to electro-optics; electro-optic modulators: properties and applications. Introduction to modern xerography. Photogeneration in organic solids; Onsager model for photogeneration. Charge transport in organic solids; disorder formalism; positional and energetic disorder; time-of-flight experiments. Charge injection into organic solids; childs law; space-charge limited current method; introduction to photorefractivity; Kukhtarev model for photorefractivity. Two-beam coupling in photorefractive materials; photopolymers and holographic storage Light emission in organic solids; the linear harmonic oscillator; transition selection rules; fluorescence, and phosphorescence; Forster and Dexter energy transfer. Flat panel display technologies; Physics of liquid-crystal displays; organic light-emitting diodes: materials, devices and applications; fundamentals of radiometry Organic photovoltaic cells; solar spectrum; equivalent circuit; conversion efficiency, excitonic solar cells, electrochemical solar cells. Organic field-effect transistors; organic memories; flexible organic circuits.
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