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 Experiment Video

Updated: Jun 19, 2026

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

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Nanoporous silicon multilayers for terahertz filtering.

Shu-Zee A Lo1, Thomas E Murphy

  • 1Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA. alenciou@umd.edu

Optics Letters
|October 2, 2009
PubMed
Summary
This summary is machine-generated.

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

Theory of four wave mixing-based parametric amplification of spin-orbit modes.

Optics express·2024
Same author

Strong transient magnetic fields induced by THz-driven plasmons in graphene disks.

Nature communications·2023
Same author

Non-local polarization alignment and control in fibers using feedback from correlated measurements of entangled photons.

Optics express·2023
Same author

Dark current and single photon detection by 1550 nm avalanche photodiodes: dead time corrected probability distributions and entropy rates.

Optics express·2022
Same author

Nonlinear rotation of spin-orbit coupled states in hollow ring-core fibers.

Optics express·2022
Same author

Low-loss and ultra-broadband silicon nitride angled MMI polarization splitter/combiner.

Optics express·2020
Same journal

Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

Optics letters·2026
Same journal

E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

Optics letters·2026
Same journal

Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

Optics letters·2026
Same journal

Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

Optics letters·2026
Same journal

Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

Optics letters·2026
Same journal

Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

Optics letters·2026
See all related articles

Researchers developed a novel terahertz (THz) filter using nanoporous silicon multilayers. This cost-effective fabrication method achieved high reflectivity, paving the way for advanced THz applications.

Area of Science:

  • Materials Science
  • Optics and Photonics
  • Nanotechnology

Background:

  • Terahertz (THz) filters are crucial components in various advanced technologies.
  • Existing fabrication methods can be complex and costly.
  • Nanoporous silicon offers tunable optical properties for filter design.

Purpose of the Study:

  • To fabricate and characterize a THz filter using nanoporous silicon multilayers.
  • To demonstrate the effectiveness of electrochemical etching for creating such structures.
  • To validate simulation results with experimental measurements.

Main Methods:

  • Fabrication of nanoporous silicon multilayers via electrochemical etching.
  • Design and simulation of multilayer structures for specific THz wavelengths.

More Related Videos

Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
10:54

Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

Published on: July 8, 2013

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
07:28

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

Published on: August 30, 2012

Related Experiment Videos

Last Updated: Jun 19, 2026

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

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
10:54

Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

Published on: July 8, 2013

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
07:28

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

Published on: August 30, 2012

  • Measurement of reflection and transmission spectra to assess filter performance.

    • Main Results:

    • Achieved 93% power reflectivity at 1.17 THz.
    • Demonstrated a stopband of 0.26 THz.
    • Experimental measurements closely matched simulation predictions.

    Conclusions:

    • Nanoporous silicon multilayers provide a viable platform for THz filter fabrication.
    • Electrochemical etching offers a flexible and economical approach.
    • The developed filters have potential for diverse future THz applications.