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Center for Materials and Devices for Information Technology Research (CMDITR) Wiki
This wiki is a reference collection on research in photonics, organic electronics and organic photovoltaics.

This wiki was created by the Center for Materials and Devices for Information Technology Research -NSF Grant #0120967

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Photonics Core Concepts and Applications

Concept Map CMDITR

This graphic was created by processing the CMDITR 2009 annual report in the Wordle program. The larger the word the more times it appeared in the text.

Basics of Light

• Propagation, Reflection and Refraction
• Dispersion and Scattering of Light
• Diffraction of Light
• Electromagnetic Radiation
• Luminescence Phenomena
• Color and Chromaticity

Optical Fibers, Waveguides, and Lasers

• Optical Fibers
• Total Internal Reflection
• Planar Dielectric Waveguides
• Optical Fiber Waveguides
• Dispersion and Attenuation Phenomena
• Lasers

Molecular Orbitals

• Atomic Orbitals and Nodes
• Electronegativity and Bonding Between Atoms
• Sigma and Pi Orbitals
• Polarization and Polarizability
• Electronic Coupling Between Orbitals
• Donors and Acceptors

Electronic Band Structure of Organic Materials

• Introduction to Band Structure
• Electronic Structure of Hydrogen
• The Polyene Series
• Bloch's Theorem
• Electrical Properties
• Electronic States vs Molecular Levels

Absorption and Emission of Light

• Introduction to Absorption
• Changes in Absorption Spectra
• Jablonksi Diagram
• Fluorescence Process
• Transition Dipole Moment
• Absorption and Emission
• Photochromism
• Interchain Interactions

Transport Properties

• Charge Carrier Mobility
• Band Regime versus Hopping Regime
• Electronic Coupling
• Model Calculations of Electronic Coupling
• Marcus Theory and Reorganization Energy
• Electron-Phonon Coupling

Liquid Crystals and Displays

• Liquid Crystals
• Double Refraction and Birefringence
• Director – Degrees of Order in Liquid Crystals
• Classification and Examples of Liquid Crystals
• Alignment
• Freederickz Transition and Dielectric Anisotropy
• Liquid Crystal Displays

Organic Light Emitting Diodes

Blue phosphorescent OLED developed by Pacific Northwest National Laboratory.

• OLED Device Applications
• Light Emitting Electrochemical Processes
• The OLED Test Cell
• What is a Light Emitting Diode?
• The First OLEDs
• Organic/Organic Heterojunctions in OLEDs
• OLED Charge Mobilities
• Organic Heterojunctions
• Fluorescent/Phosphorescent Dopants
• Metal Complex Dopants

Organic Solar Cells

OPV Test Cells

• OPV Introduction
• Solar Technologies
• Major Processes in Organic Solar Cells
• Organic Heterojunctions in Solar Cells
• Physics of Solar Cells
• Energy vs Charge Transfer at Heterojunctions
• Current OPV Research Directions

Organic Electronics

• Organic Electronics Overview
• Synthesis of Organic Semiconductors(In progress)
• Organic Field Effect Transistors

Non linear Optics and Devices

Quantum Mechanical and Perturbation Theory of Polarizability

• Quantum-Mechanical Theory of Molecular Polarizabilities
• Mathematical Expansion of the Dipole Moment
• Perturbation Theory

Second-order Processes, Materials & Characterization

• Second-order Processes
• Structure-Property Relationships
• Second-order NLO Materials
• Second-order Material Design
• Terahertz Radiation
• Second-order Material Characterization

Third-order Processes, Materials & Characterization

• Introduction to Third-order Processes and Materials
• Two Photon Absorption
• Characterization of Third-order Materials

Organic Photonics Applications in Information Technology

• Optical Networks
• Passive Optical Polymers
• Electro-optic Polymers and Devices
• Materials Processing and Fabrication

Photonics Integration

• The Need for Photonic Integration
• Photonics Integration

Research Equipment, Devices and Techniques

Characterization

Composition

• Photoelectron Spectrometer XPS and UPS
• UV/VIS/NIR spectrometer
• Fourier transform infrared spectroscopy (FTIR)/Raman spectroscopy
• NMR spectrometer
• Electron Spin Resonance (ESR)

Structure

• Scanning Electron Microscope
• Transmission Electron Microscope
• Conducting Tip Atomic Force Microscopy
• Profilometer
• X-ray Diffraction

Properties

• Two-Photon Spectroscopy
• Hyper Rayleigh Scattering
• Teng-Man Method
• Attenuated Total Reflectance
• Metricon Prism Coupler
• Superconducting Quantum Interference Device- SQUID

Performance

• Organic Photovoltaic Fabrication and Test Apparatus
• External quantum efficiency

In Development

• Ellipsometer
• Fluorometer
• Femtosecond Z-Scan Spectrometer
• Femtosecond Pump-Probe Spectroscopy
• Two-photon induced fluorescence spectrometer
• SPM
• Raman microscope
• confocal microscope

Fabrication

• E-beam Lithography
• Physical Vapor Deposition PVD - Vacuum/thermal coater
• Magnetron Sputtering Coater

In Development

• Reactive ion etcher
• Plasma etcher
• Molecular Beam Epitaxy
• Atomic Layer Deposition ALD
• Chemical Vapor Deposition
• Liquid Phase Deposition
• Spin coater

• OFET fabrication and characterization

Professional Development for Research and Career Planning

• How to Keep a Lab Notebook
• How to Give a Research Presentation
• Writing a Scientific Paper
• Basic Illustration Techniques
• Writing a Successful Proposal
• Mentoring
• Responsible Conduct of Research- RCR
• Career Planning
• Green Chemistry
• Keys to Success in Graduate School

Acronyms and Unit Abbreviations

• Acronyms
• Variables and Constants
• Units

K-12 Outreach Kits and Labs

Middle School

• K-12 Outreach Introduction
• Basic Optics - Outreach Kit
• Photovoltaics- Outreach Kit
• Solar Car Derby

High School

• Lasers and Telecommunication- Outreach Kit
• Nanocrystalline - Dye Solar Cell Lab
• Phosphorescent Decay Lab
• PV Characterization Lab

Introductory College

• Organic Photovoltaic Device Lab