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

Clinical outcomes of transvenous lead extraction in octogenarians: a real-world propensity score-matched analysis.

Journal of interventional cardiac electrophysiology : an international journal of arrhythmias and pacing·2026
Same author

The Efficacy of Left Atrial Appendage Occlusion During Thoracoscopic Epicardial AF Ablation for Improving Rhythm and Cardiac Function in Patients With Heart Failure.

Journal of arrhythmia·2026
Same author

Thin-film Al<sub>0.30</sub>Ga<sub>0.70</sub>As (111) as a 'flat' source of high-purity orthogonally polarized entangled photons.

Optics express·2026
Same author

Achievable rate analysis of orbital angular momentum multiplexing and demultiplexing using E-band metasurfaces.

Scientific reports·2026
Same author

The impact of diabetes on clinical outcomes in patients with pseudonormal left ventricular diastolic filling pattern and preserved ejection fraction.

Heart and vessels·2026
Same author

First-Pass Isolation as an Independent Predictor of Atrial Fibrillation Recurrence After Cryoballoon Ablation in Patients with Persistent Atrial Fibrillation.

Journal of clinical medicine·2025

Related Experiment Video

Updated: Dec 3, 2025

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
09:33

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

6.5K

Giant Nonlinear Circular Dichroism from Intersubband Polaritonic Metasurfaces.

Daeik Kim1, Jaeyeon Yu1, Inyong Hwang1

  • 1Department of Electrical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Republic of Korea.

Nano Letters
|October 28, 2020
PubMed
Summary

Researchers developed novel polaritonic metasurfaces enabling giant nonlinear optical responses with near-unity circular dichroism. This breakthrough in flat nonlinear optics achieves high conversion efficiencies for harmonic generation on a single chip.

Keywords:
harmonic generationsintersubband transitionsmultiple quantum wellnonlinear circular dichroismnonlinear metasurface

More Related Videos

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

6.1K
Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures
08:01

Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures

Published on: November 21, 2019

7.5K

Related Experiment Videos

Last Updated: Dec 3, 2025

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
09:33

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

6.5K
Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

6.1K
Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures
08:01

Spectral and Angle-Resolved Magneto-Optical Characterization of Photonic Nanostructures

Published on: November 21, 2019

7.5K

Area of Science:

  • Optics and Photonics
  • Materials Science
  • Nanotechnology

Background:

  • Nonlinear metasurfaces offer engineered local nonlinear optical responses in thin films, advancing flat optics.
  • Integrating nonlinear chiral responses expands metasurface design but faces challenges in achieving both high circular dichroism and strong nonlinear optical effects.
  • Simultaneously achieving giant nonlinear circular dichroism and significant nonlinear optical response in metasurfaces remains an open problem.

Purpose of the Study:

  • To propose and demonstrate a novel method for inducing giant nonlinear responses with near-unity circular dichroism in metasurfaces.
  • To overcome the limitations of existing nonlinear metasurfaces in achieving simultaneous giant nonlinear circular dichroism and large nonlinear optical responses.
  • To explore the potential of hybrid polaritonic metasurfaces for enhanced chiral nonlinear optical phenomena.

Main Methods:

  • Designed polaritonic metasurfaces coupling chiral plasmonic nanocavities with semiconductor heterostructures exhibiting large second and third-order nonlinear responses.
  • Utilized intersubband transitions within the semiconductor heterostructures to enhance nonlinear optical properties.
  • Investigated the optical modes within the chiral nanocavities to engineer the local nonlinear responses.
  • Analyzed the contrast in effective nonlinear susceptibility for different spin states of circularly polarized light.

Main Results:

  • Achieved near-unity nonlinear circular dichroism in the fabricated metasurfaces.
  • Demonstrated simultaneous conversion efficiencies exceeding 10^-4% for both second-harmonic generation (SHG) and third-harmonic generation (THG).
  • Observed a significant difference in nonlinear susceptibility for distinct spin states of circularly polarized pump beams.
  • Successfully integrated giant nonlinear responses and near-unity circular dichroism onto a single chip.

Conclusions:

  • The proposed polaritonic metasurface design effectively induces giant nonlinear optical responses coupled with near-unity circular dichroism.
  • This work presents a significant advancement in the field of flat nonlinear optics and chiral photonics.
  • The demonstrated hybrid structure opens new avenues for developing advanced nonlinear optical devices with tailored chiral properties.