Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Ablation of CFRP Modified with Copper and Calcium Hydroxyapatites by Femtosecond Laser Pulses for Further Material Cutting and Milling Applications.

Polymers·2026
Same author

Low spatial frequency surface feature formation during femtosecond laser deep engraving: origins and mechanisms.

Scientific reports·2026
Same author

The impact of thermal effects on filamentation and supercontinuum generation in bulk materials at MHz pulse repetition rates.

Scientific reports·2026
Same author

Spectral domain analysis of surface roughness evolution during femtosecond laser deep engraving of glass.

Optics express·2026
Same author

Pulse duration dependence of nonlinear absorption in dielectric thin film coatings under UV irradiation.

Optics letters·2026
Same author

Femtosecond Laser Ablation of Copper-Hydroxyphosphate-Modified CFRP.

Materials (Basel, Switzerland)·2025

Related Experiment Video

Updated: Aug 21, 2025

High-Throughput Total Internal Reflection Fluorescence and Direct Stochastic Optical Reconstruction Microscopy Using a Photonic Chip
14:09

High-Throughput Total Internal Reflection Fluorescence and Direct Stochastic Optical Reconstruction Microscopy Using a Photonic Chip

Published on: November 16, 2019

7.0K

Terahertz structured light: nonparaxial Airy imaging using silicon diffractive optics.

Rusnė Ivaškevičiūtė-Povilauskienė1, Paulius Kizevičius2, Ernestas Nacius2

  • 1Department of Optoelectronics, Center for Physical Sciences and Technology, Saulėtekio av. 3, Vilnius, 10257, Lithuania. rusne.ivaskeviciute@ftmc.lt.

Light, Science & Applications
|November 17, 2022
PubMed
Summary

Structured light, specifically terahertz (THz) waves, can now be generated compactly using silicon diffractive optics. This advancement enhances imaging resolution and contrast for applications like 2D material inspection.

More Related Videos

A Guide to Structured Illumination TIRF Microscopy at High Speed with Multiple Colors
11:15

A Guide to Structured Illumination TIRF Microscopy at High Speed with Multiple Colors

Published on: May 30, 2016

25.3K
Lensfree On-chip Tomographic Microscopy Employing Multi-angle Illumination and Pixel Super-resolution
08:41

Lensfree On-chip Tomographic Microscopy Employing Multi-angle Illumination and Pixel Super-resolution

Published on: August 16, 2012

11.6K

Related Experiment Videos

Last Updated: Aug 21, 2025

High-Throughput Total Internal Reflection Fluorescence and Direct Stochastic Optical Reconstruction Microscopy Using a Photonic Chip
14:09

High-Throughput Total Internal Reflection Fluorescence and Direct Stochastic Optical Reconstruction Microscopy Using a Photonic Chip

Published on: November 16, 2019

7.0K
A Guide to Structured Illumination TIRF Microscopy at High Speed with Multiple Colors
11:15

A Guide to Structured Illumination TIRF Microscopy at High Speed with Multiple Colors

Published on: May 30, 2016

25.3K
Lensfree On-chip Tomographic Microscopy Employing Multi-angle Illumination and Pixel Super-resolution
08:41

Lensfree On-chip Tomographic Microscopy Employing Multi-angle Illumination and Pixel Super-resolution

Published on: August 16, 2012

11.6K

Area of Science:

  • Optics and Photonics
  • Terahertz (THz) Science and Technology
  • Nanotechnology and Materials Science

Background:

  • Structured light, characterized by spatial inhomogeneity in amplitude, phase, and polarization, is crucial in optical research and applications.
  • Terahertz (THz) waves have become robust due to photonics and nanotechnology innovations, enabling diverse applications like communications, spectroscopy, and imaging.
  • THz waves serve as a versatile platform for illustrating novel optical concepts.

Purpose of the Study:

  • To demonstrate the compact generation of structured nonparaxial terahertz (THz) light, including Airy, Bessel, and Gaussian beams.
  • To showcase the application of this generated structured THz light in advanced imaging systems.
  • To investigate the potential of structured THz illumination for inspecting 2D materials and solving inverse scattering problems.

Main Methods:

  • Generation of structured nonparaxial THz beams using silicon diffractive optics fabricated via femtosecond laser ablation.
  • Utilizing THz imaging to demonstrate the accelerating nature of the structured light, particularly Airy beams.
  • Simultaneous lensless nonparaxial THz Airy beam generation, contrasting with conventional paraxial methods.
  • Experimental and theoretical investigation with extensive benchmarks of structured nonparaxial THz illumination.

Main Results:

  • Successful compact generation of structured nonparaxial THz light (Airy, Bessel, Gaussian beams) using silicon diffractive optics.
  • Demonstration of lensless nonparaxial THz Airy beam generation and its imaging capabilities.
  • High-quality imaging of single objects, objects with obstacles, and stacked graphene layers, indicating potential for 2D material quality inspection.
  • Structured THz illumination consistently outperformed conventional methods in resolution and contrast.

Conclusions:

  • Femtosecond laser ablation of silicon diffractive optics offers a compact method for generating structured nonparaxial THz light.
  • The developed technique enables advanced THz imaging with improved resolution and contrast, suitable for inspecting delicate structures like 2D materials.
  • This work opens new possibilities for structured light applications in imaging and inverse scattering problems, facilitating sophisticated optical property estimation.