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

Chirality02:25

Chirality

24.9K
Chirality is a term that describes the lack of mirror symmetry in an object. In other words, chiral objects cannot be superposed on their mirror images. For example, our feet are chiral, as the mirror image of the left foot, the right foot, cannot be superposed on the left foot.
Chiral objects exhibit a sense of handedness when they interact with another chiral object. For example, our left foot can only fit in the left shoe and not in the right shoe. Achiral objects — objects that have...
24.9K
Molecules with Multiple Chiral Centers02:25

Molecules with Multiple Chiral Centers

12.0K
Molecules that possess multiple chiral centers can afford a large number of stereoisomers. For instance, while some molecules like 2-butanol have one chiral center, defined as a tetrahedral carbon atom with four different substituents attached, several molecules like butane-2,3-diol have multiple chiral centers. A simple formula to predict the number of stereoisomers possible for a molecule with n chiral centers is 2n. However, there can be a lower number where some of the stereoisomers are...
12.0K
Chirality in Nature02:30

Chirality in Nature

13.6K
Chirality is the most intriguing yet essential facet of nature, governing life’s biochemical processes and precision. It can be observed from a snail shell pattern in a macroscopic world to an amino acid, the minutest building block of life. Most of the snails around the world have right-coiled shells because of the intrinsic chirality in their genes. All the amino acids present in the human body exist in an enantiomerically pure state, except for glycine - the sole achiral amino acid.
13.6K
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

1000
A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
1000
Double Resonance Techniques: Overview01:12

Double Resonance Techniques: Overview

265
Double resonance techniques in Nuclear Magnetic Resonance (NMR) spectroscopy involve the simultaneous application of two different frequencies or radiofrequency pulses to manipulate and observe two distinct nuclear spins. One important application of double resonance is spin decoupling, which selectively suppresses coupling with one type of nucleus while observing the NMR signal from another nucleus, simplifying the spectrum and enhancing resolution.
Spin decoupling is usually achieved by...
265
Stereoisomerism of Cyclic Compounds02:33

Stereoisomerism of Cyclic Compounds

9.1K
In this lesson, we delve into the role of ring conformation and its stability, which determines the spatial arrangement and, consequently, the molecular symmetry and stereoisomerism of cyclic compounds. 1,2-Dimethylcyclohexane is used as a case study to evaluate the possible number of stereoisomers. Here, given the multiple (n = 2) chiral centers, there are 2n = 4 possible configurations that lack a plane of symmetry, as the ring skeleton exists in a non-planar chair conformation. In addition,...
9.1K

You might also read

Related Articles

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

Sort by
Same author

Multi-wavelength excellent circular dichroism with tunable <i>Q</i>-factor in magneto-optical crystals.

Optics letters·2026
Same author

Giant nonreciprocal chirality in photonic quasi-BIC systems.

Optics letters·2026
Same author

Broad-angle third-order nonlinear generation via Brillouin zone folding in an all-dielectric metasurface.

Optics letters·2026
Same author

Deep learning-assisted double strong coupling between multi-order anapoles and excitons.

Optics letters·2026
Same author

Bidirectional nonreciprocal transmission in a silicon metasurface with high-<i>Q</i> guided-mode resonances.

Optics letters·2026
Same author

Higher-order anapole-exciton strong coupling in nested Si-based hybrid systems.

Optics letters·2025

Related Experiment Video

Updated: Aug 23, 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

6.3K

Multiple resonant modes coupling enabled strong CD response in a chiral metasurface.

Shu Zong, Dongwen Zeng, Guiqiang Liu

    Optics Express
    |October 27, 2022
    PubMed
    Summary

    This study introduces a hybrid chiral metasurface for advanced chiral sensing and light detection. It achieves near-perfect absorption of right circularly polarized light while reflecting left, enabling strong circular dichroism (CD) with a narrow spectral linewidth.

    More Related Videos

    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators
    12:21

    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators

    Published on: April 4, 2016

    11.3K
    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

    5.8K

    Related Experiment Videos

    Last Updated: Aug 23, 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

    6.3K
    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators
    12:21

    Stimulated Stokes and Antistokes Raman Scattering in Microspherical Whispering Gallery Mode Resonators

    Published on: April 4, 2016

    11.3K
    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

    5.8K

    Area of Science:

    • * Metamaterials and Nanophotonics
    • * Plasmonics and Chiral Optics

    Background:

    • * Chiral structures with strong circular dichroism (CD) and narrow linewidth are crucial for applications like chiral sensing and circularly-polarized light detection.
    • * Existing metasurfaces often struggle to achieve both high CD and narrow spectral linewidth simultaneously.

    Purpose of the Study:

    • * To theoretically propose a novel hybrid chiral metasurface for differential absorption of circularly polarized light.
    • * To achieve a strong CD response with a narrow spectral linewidth for enhanced optical chirality applications.

    Main Methods:

    • * Theoretical proposal of a hybrid chiral metasurface utilizing a two-dimensional dielectric slab.
    • * Analysis of multiple resonant modes coupling and multipole contributions (electric dipole, magnetic dipole, electric quadrupole).
    • * Investigation of guided mode resonance and geometric feature manipulation for optical chirality control.

    Main Results:

    • * Demonstrated nearly perfect absorption of right circularly polarized light and 90% reflection of left circularly polarized light.
    • * Achieved a strong CD value of 0.886 within a narrow spectral linewidth of 4.53 nm.
    • * Identified electric dipole, magnetic dipole, and electric quadrupole as dominant contributors to chiral absorption.

    Conclusions:

    • * The proposed hybrid chiral metasurface effectively generates strong CD with a narrow spectral linewidth.
    • * Guided mode resonance significantly enhances the metasurface's light absorption capabilities.
    • * The design offers a tunable platform for single-band and multiband chirality behaviors, paving the way for advanced optical devices.