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Related Experiment Video

Updated: Jun 28, 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

Surface plasmon resonance sensor utilizing an integrated organic light emitting diode.

Jörg Frischeisen1, Christian Mayr, Nils A Reinke

  • 1University of Augsburg, Institute of Physics, Augsburg, Germany. joerg.frischeisen@physik.uni-augsburg.de

Optics Express
|October 30, 2008
PubMed
Summary

This study introduces a novel surface plasmon resonance (SPR) sensor using an integrated organic light-emitting diode (OLED) light source. This miniaturized sensor enables real-time monitoring for various applications.

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Area of Science:

  • Optoelectronics
  • Nanotechnology
  • Chemical Sensing

Background:

  • Surface Plasmon Resonance (SPR) sensors are crucial for label-free detection.
  • Traditional SPR systems often rely on bulky external light sources like lasers.
  • Miniaturization of SPR devices is essential for portable and integrated sensing applications.

Purpose of the Study:

  • To develop a novel, miniaturized SPR sensor.
  • To integrate a polychromatic organic light-emitting diode (OLED) as the light source.
  • To demonstrate the sensor's functionality for real-time monitoring.

Main Methods:

  • Fabrication of prototype SPR sensors using a glass prism, metallic sensing layers (silver, gold), and an integrated OLED.
  • Investigation of angular and wavelength-dependent SPR dispersion relations.

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  • Real-time monitoring of temperature changes and sodium chloride dissolution.

    • Main Results:

    • Successful fabrication and testing of prototype SPR sensors with different prism geometries and OLED colors (blue, green, red).
    • Characterization of SPR dispersion relations for silver and gold sensing layers.
    • Demonstration of real-time sensing capabilities for temperature and dissolution processes.

    Conclusions:

    • The integrated OLED-based SPR sensor offers a compact and efficient alternative to traditional systems.
    • The presented technique eliminates the need for external bulky light sources, facilitating miniaturization.
    • This approach holds significant potential for developing portable and integrated sensing devices.