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Updated: Jun 18, 2026

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons
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Polarimetric surface plasmon resonance imaging biosensor.

Aurélien Duval1, Aude Laisné, Denis Pompon

  • 1Laboratoire Charles Fabry de l'Institut d'Optique, CNRS, Université Paris Sud, Campus Polytechnique RD 128,91127 Palaiseau CEDEX, France. aurelien.duval@institutoptique.fr

Optics Letters
|December 3, 2009
PubMed
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We developed a new imaging system to detect tiny changes in the optical properties of thin films. This advanced polarimetric surface plasmon resonance imaging can resolve nanoscale optical anisotropy in biochemical films.

Area of Science:

  • Biophysics
  • Materials Science
  • Surface Chemistry

Background:

  • Optical anisotropy is crucial for understanding molecular orientation in thin films.
  • Surface Plasmon Resonance (SPR) imaging is a label-free technique for studying surface-bound molecules.
  • Dynamic monitoring of optical anisotropy at the nanoscale is challenging.

Purpose of the Study:

  • To develop and demonstrate a polarimetric Surface Plasmon Resonance (SPR) imaging system.
  • To achieve high sensitivity in detecting dynamic changes in optical anisotropy of thin biochemical films.
  • To showcase the system's capability in analyzing electrically patterned self-assembled monolayers and phospholipid hemimembranes.

Main Methods:

  • Utilized a novel polarimetric Surface Plasmon Resonance (SPR) imaging setup.

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Last Updated: Jun 18, 2026

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07:39

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

Published on: July 21, 2018

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Multimodal Analytical Platform on a Multiplexed Surface Plasmon Resonance Imaging Chip for the Analysis of Extracellular Vesicle Subsets

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  • Employed dynamic measurements to capture real-time changes in optical anisotropy.
  • Investigated a sample comprising a self-assembled monolayer on gold, functionalized with a phospholipid hemimembrane.

    • Main Results:

    • Successfully realized a polarimetric SPR imaging system with high sensitivity.
    • Demonstrated the capability to resolve optical anisotropy changes as small as 10(-3) refractive index units.
    • Presented dynamical anisotropy data from an electrically patterned biochemical film.

    Conclusions:

    • The developed polarimetric SPR imaging system enables sensitive, dynamic analysis of optical anisotropy in nanoscale biochemical films.
    • This technique offers a powerful tool for studying molecular behavior and surface interactions in complex biological and material systems.
    • The system's ability to resolve subtle optical changes opens new avenues for real-time monitoring in surface science and biophysics.