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Related Experiment Video

Updated: May 25, 2026

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins
16:10

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

Published on: March 22, 2012

Stand-alone system for high-resolution, real-time terahertz imaging.

Maria I Amanti1, Giacomo Scalari, Mattias Beck

  • 1ETH Zurich, Institute for Quantum Electronics, Wolfgang-Pauli-Strasse 16, 8093 Zürich, Switzerland. amanti@phys.ethz.ch

Optics Express
|February 15, 2012
PubMed
Summary

We developed a portable, high-resolution real-time terahertz (THz) imaging system. This compact THz imaging device achieves 2.5 times wavelength resolution, enabling advanced imaging applications.

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Area of Science:

  • Optics and Photonics
  • Terahertz (THz) Technology
  • Imaging Systems

Background:

  • High-resolution real-time imaging is crucial for various scientific and industrial applications.
  • Existing terahertz (THz) imaging systems are often bulky and not easily portable.
  • Advancements in laser technology and system integration are needed for practical THz imaging solutions.

Purpose of the Study:

  • To develop a stand-alone, portable system for high-resolution, real-time terahertz (THz) imaging.
  • To demonstrate the system's capability for detailed imaging with a compact footprint.
  • To showcase the potential of integrated THz imaging for diverse applications.

Main Methods:

  • Utilized a quantum cascade laser (QCL) emitting at 3.4 THz as the radiation source.

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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

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Last Updated: May 25, 2026

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins
16:10

A TIRF Microscopy Technique for Real-time, Simultaneous Imaging of the TCR and its Associated Signaling Proteins

Published on: March 22, 2012

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

  • Designed a compact apparatus with a total weight under 15 kg and dimensions of approximately (65 cm)³.
  • Employed a third-order distributed feedback cavity for laser operation in continuous-wave (CW) mode at 50 K.

    • Main Results:

    • Achieved high-resolution real-time THz imaging.
    • Demonstrated a spatial resolution of 2.5 times the terahertz wavelength.
    • The system operates with over 1 mW output power and less than 300 mW power consumption.

    Conclusions:

    • The developed system offers a portable and effective solution for real-time THz imaging.
    • The achieved resolution and portability pave the way for new applications in fields requiring non-ionizing imaging.
    • This compact THz imager represents a significant step towards practical, on-site terahertz imaging capabilities.