Organic Optoelectronics


CMPE Degree: This course is Not Applicable for the CMPE degree.

EE Degree: This course is Not Applicable for the EE degree.

Lab Hours: 0 supervised lab hours and 0 unsupervised lab hours.

Technical Interest Group(s) / Course Type(s): Optics and Photonics

Course Coordinator:

Prerequisites: None.

Corequisites: None.

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.


Course Outcomes

Not Applicable

Student Outcomes

In the parentheses for each Student Outcome:
"P" for primary indicates the outcome is a major focus of the entire course.
“M” for moderate indicates the outcome is the focus of at least one component of the course, but not majority of course material.
“LN” for “little to none” indicates that the course does not contribute significantly to this outcome.

1. ( Not Applicable ) An ability to identify, formulate, and solve complex engineering problems by applying principles of engineering, science, and mathematics

2. ( Not Applicable ) An ability to apply engineering design to produce solutions that meet specified needs with consideration of public health, safety, and welfare, as well as global, cultural, social, environmental, and economic factors

3. ( Not Applicable ) An ability to communicate effectively with a range of audiences

4. ( Not Applicable ) An ability to recognize ethical and professional responsibilities in engineering situations and make informed judgments, which must consider the impact of engineering solutions in global, economic, environmental, and societal contexts

5. ( Not Applicable ) An ability to function effectively on a team whose members together provide leadership, create a collaborative and inclusive environment, establish goals, plan tasks, and meet objectives

6. ( Not Applicable ) An ability to develop and conduct appropriate experimentation, analyze and interpret data, and use engineering judgment to draw conclusions

7. ( Not Applicable ) An ability to acquire and apply new knowledge as needed, using appropriate learning strategies.

Strategic Performance Indicators (SPIs)

Outcome 1 (Students will demonstrate expertise in a subfield of study chosen from the fields of electrical engineering or computer engineering):
1. Explain the fundamental physical concepts associated with the optical (linear optical properties, light emission, light harvesting, and energy transfer) and electronic (charge injection, charge transfer, charge transport) properties of organic conjugated materials.
2. Relate basic physical concepts to the principle of operation, performance, and future optimization of optoelectronic devices and circuits based on organic materials.

Outcome 2 (Students will demonstrate the ability to identify and formulate advanced problems and apply knowledge of mathematics and science to solve those problems):
1. Draw chemical structures, recognize conjugated materials with electron donating, and electron withdrawing groups and relate their structure to specific optical and electrical properties of thin films made with these structures.

2. Understand the fundamentals of photometry and color, the principles of light emission in organic molecules, and determine the luminance, quantum efficiency, and luminous efficiency of light sources.

Outcome 3 (Students will demonstrate the ability to utilize current knowledge, technology, or techniques within their chosen subfield):
1. Design, fabricate, and test organic optoelectronics devices such as organic light-emitting diodes, organic photovoltaics devices, organic thin-film transistors, and organic sensors.

Course Objectives

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.