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Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
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Quantum-Optically Enhanced STORM (QUEST) for Multi-Emitter Localization.

Marc Aßmann1

  • 1Experimentelle Physik 2, Technische Universität Dortmund, 44227, Dortmund, Germany. marc.assmann@tu-dortmund.de.

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Summary

Quantum-optically enhanced STORM (QUEST) enables super-resolution imaging of dense emitters. This novel method automatically determines emitter numbers with high precision, overcoming limitations of existing techniques.

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Area of Science:

  • Optical microscopy
  • Quantum optics
  • Nanotechnology

Background:

  • Super-resolution imaging allows nanoscale investigation using light.
  • Current methods struggle with densely packed emitters, requiring sparse excitation or complex analysis.
  • Identifying and localizing numerous nearby emitters remains a challenge in optical microscopy.

Purpose of the Study:

  • To present a novel super-resolution imaging approach for densely packed emitters.
  • To automatically determine the number of emitters in close proximity.
  • To achieve high localization precision for dense nanoscale structures.

Main Methods:

  • Developed Quantum-optically enhanced STORM (QUEST) using quantum optics principles.
  • Employed normalized photon correlations for data analysis.
  • Utilized spatially resolved time streams of photons without complex experimental setups.

Main Results:

  • QUEST achieves localization precision below 30 nm for dense emitters.
  • The technique successfully images emitter densities up to 125 emitters/μm².
  • Automatic determination of emitter numbers is achieved with high accuracy.

Conclusions:

  • QUEST offers a robust solution for super-resolution imaging of dense emitter systems.
  • The method enhances localization precision and emitter counting capabilities.
  • This approach simplifies super-resolution microscopy for complex nanoscale investigations.