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Center for Materials and Devices for Information Technology Research

A) Overview of STC - 1 or 2 lectures (Include how Thrust 1 ties to Thrust 2) (Reid & Armstrong)

B) Basics of light and fields – 90 minutes (Perry and Kippelen)

  • Free space concepts
  • Propagation in lossless, non dispersive dielectrics
  • Propagation in anistropic media

C) Radiometry, Photometry and Color – 60 minutes (Kippelen)

  • fundamentals of radiometry, definitions
  • luminance
  • radiative transfer equation
  • photometric units
  • point and extended sources
  • CIE chromaticity diagram
  • Additive and substractive color mixing

D) Molecular Orbitals – 150 minutes (Marder & JLB)

  • Carbon valency
  • Nodes
  • Sigma and pi orbitals
  • Donors and acceptors
  • Functional groups
  • Ionization potential and electron affinity
  • Definition of HOMO and LUMO
  • Distinction between an orbital and state

E) Absorption and Emission of Light – 2 lectures (Perry) – SETH AND JLB ???

  • Jablonski diagram
  • Absorption and chemical structure
  • fluorescence, ISC, phosphorescence, nonradiative decay
  • Transition dipole moment, oscillator strength, extinction coefficient
  • Stokes shift
  • Energy transfers

F) Electronic Processes and Materials – 150 Minutes (Kippelen )

  • Current, conductors, and organic semiconductors
  • Classical electron theory of charge transport
  • Charge mobility, resistivity, sheet resistance, transparent conducting oxides
  • Dielectrics and capacitors, energy and potential
  • Charge transport in amorphous solids, disorder formalism
  • Time-of-flight experiments
  • Metal organic semiconductor contacts, Ohmic and Schottky contacts
  • Space-charge limited currents
  • Electroluminescence
  • Photogeneration of carriers
  • Photodetectors

G) Introduction to Liquid Crystals – 100 Minutes (Marder, Kippelen)

  • Liquid crystals
  • Director – Classification of LCs
  • Alignment
  • Alignment layers
  • Birefringence
  • Freederickz transition
  • Characterization of liquid crystals
  • Dielectric anisotropy
  • Viscoelastic properties of LCs

H) Liquid Crystal Displays – 80 Minutes (Kippelen, Marder)

  • Polarized light
  • Twisted nematic cell
  • Active and passive matrix displays
  • Pixel driver circuits

I) OLEDs - 4 lectures. (Armstrong)

  • Preface
  • Sections 1,2 Light Emitting Electrochemical Processes
  • Section 3 What is a light emitting diode?
  • Section 4 The first OLEDs
  • Section 5 O/O’ Heterojunctions in OLEDs (include small molecules and materials section)
  • Section 7 Organic Heterojunctions Revisited
  • Sections 8,9 Enhancing OLED Efficiency with added fluorescent/phosphorescent dopants

J) Introduction to Organic Solar Cells

  • Overview of crystalline silicon and thin-film photovoltaic technologies
  • Donor/acceptor heterojunctions
  • Exciton generation, diffusion and dissociation
  • Solar spectrum
  • Power conversion efficiency, external quantum efficiency
  • Equivalent circuit and modeling, diode parameters
  • Examples of multilayer and bulk heterojunction organic solar cells
  • Electrochemical solar cells.

K) Recent results of “state-of-the-art” STC research (Armstrong, Kippelen and others)