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Updated: Jun 4, 2026

Production and Characterization of Vacuum Deposited Organic Light Emitting Diodes
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Production and Characterization of Vacuum Deposited Organic Light Emitting Diodes

Published on: November 16, 2018

Ordered materials for organic electronics and photonics.

Mary O'Neill1, Stephen M Kelly

  • 1Department of Physics, University of Hull, Hull, UK. m.oneill@hull.ac.uk

Advanced Materials (Deerfield Beach, Fla.)
|January 29, 2011
PubMed
Summary
This summary is machine-generated.

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Liquid crystalline semiconductors enable advanced electronic and photonic devices. Optimizing molecular order through mesophase annealing enhances performance in organic transistors, photovoltaics, and OLEDs.

Area of Science:

  • Materials Science
  • Organic Electronics
  • Photonics

Background:

  • Liquid crystalline materials offer unique self-organization properties.
  • Organic semiconductors are crucial for flexible and low-cost electronic devices.
  • Integrating liquid crystallinity with semiconducting properties is key for advanced applications.

Purpose of the Study:

  • To critically review semiconducting/light-emitting liquid crystalline materials.
  • To explore their applications in electronic and photonic devices.
  • To assess the significance of recent developments in the field.

Main Methods:

  • Review of existing literature and experimental findings.
  • Discussion of theoretical models for charge transport and light emission.

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Using Cyclic Voltammetry, UV-Vis-NIR, and EPR Spectroelectrochemistry to Analyze Organic Compounds
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Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
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Last Updated: Jun 4, 2026

Production and Characterization of Vacuum Deposited Organic Light Emitting Diodes
07:44

Production and Characterization of Vacuum Deposited Organic Light Emitting Diodes

Published on: November 16, 2018

Using Cyclic Voltammetry, UV-Vis-NIR, and EPR Spectroelectrochemistry to Analyze Organic Compounds
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Using Cyclic Voltammetry, UV-Vis-NIR, and EPR Spectroelectrochemistry to Analyze Organic Compounds

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Excitonic Hamiltonians for Calculating Optical Absorption Spectra and Optoelectronic Properties of Molecular Aggregates and Solids
08:04

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  • Analysis of material processing techniques like annealing and crosslinking.

    • Main Results:

    • Annealing from the mesophase improves organic semiconductor order and transistor performance.
    • Crosslinking of reactive mesogens enables pixellated full-color OLEDs and distributed bi-layer photovoltaics.
    • Molecular organization in the mesophase controls light polarization and laser gain, and provides feedback in lasers.

    Conclusions:

    • Liquid crystalline semiconductors are promising for high-performance electronic and photonic devices.
    • Mesophase properties significantly influence charge transport, light emission, and device characteristics.
    • Surface alignment techniques are advancing towards defect-free and spatially controlled devices.