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

Mass Analyzers: Common Types01:19

Mass Analyzers: Common Types

1.6K
The quadrupole mass analyzer consists of four cylindrical metal rods arranged in a diamond carrying a DC voltage and a radio-frequency AC voltage. The motion of ions through the quadrupole depends on the field strength, causing only ions of a certain m/z to resonate successfully and strike the detector at a given field strength. Though the transmission rate for these analyzers is high, the exact elemental composition of the sample is not determined because of low resolution; however, they are...
1.6K
Double Resonance Techniques: Overview01:12

Double Resonance Techniques: Overview

792
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...
792

You might also read

Related Articles

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

Sort by
Same author

Bioinspired electrochemical artificial muscles with low voltage redox triggering and spontaneous contraction.

Nature communications·2026
Same author

Heart Failure Medication Withdrawal in Patients With Improved Cardiac Function After Atrial Fibrillation Ablation: The DEFINITION-AF Pilot Randomized Clinical Trial.

JAMA network open·2026
Same author

The experiences of non-suicidal self-injury among adolescents with depression and their families: A meta-aggregative synthesis of qualitative studies in China.

Acta psychologica·2026
Same author

Safety and lesion characteristics of temperature-flow control vs power control modes in radiofrequency ablation: An in vivo study in swine.

Heart rhythm O2·2026
Same author

A novel prognostic model for ovarian cancer: construction, validation, and therapeutic insights.

Frontiers in genetics·2026
Same author

All-Solid-State Electrochemical Artificial Muscles Enabled by Magnetically Aligned Ionic Liquid Crystal Elastomers.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Feb 20, 2026

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

6.3K

Dual-band dual-circularly polarized and orbital angular momentum multiplexed reflectarray.

Yuhui Ren, Yutian Ma, Kejuan Li

    Optics Express
    |February 18, 2026
    PubMed
    Summary
    This summary is machine-generated.

    This study introduces a dual-band reflectarray antenna that uses orbital angular momentum (OAM) multiplexing for advanced satellite communications. The innovative design achieves dual-circularly polarized beams with distinct OAM modes and radiation directions.

    More Related Videos

    A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
    07:56

    A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

    Published on: September 5, 2019

    9.0K
    Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays
    05:04

    Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays

    Published on: June 13, 2023

    2.5K

    Related Experiment Videos

    Last Updated: Feb 20, 2026

    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

    6.3K
    A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
    07:56

    A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

    Published on: September 5, 2019

    9.0K
    Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays
    05:04

    Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays

    Published on: June 13, 2023

    2.5K

    Area of Science:

    • Electromagnetics and Applied Physics
    • Antenna Theory and Design
    • Metamaterials and Metasurfaces

    Background:

    • Satellite communication systems require efficient dual-band antennas capable of handling complex signal multiplexing.
    • Orbital Angular Momentum (OAM) multiplexing offers a promising approach to increase data capacity by encoding information in the phase front of electromagnetic waves.
    • Reflectarray (RA) antennas provide a low-profile, high-gain solution for various applications, including satellite communications.

    Purpose of the Study:

    • To propose and demonstrate a novel dual-band, dual-circularly polarized (CP) reflectarray (RA) antenna utilizing orbital angular momentum (OAM) multiplexing.
    • To achieve effective decoupling between dual-band operations and integrate multiple multiplexing techniques (frequency, polarization, OAM).
    • To design a low-profile metasurface unit cell capable of broadband operation and efficient OAM beam generation.

    Main Methods:

    • Design of a low-profile metasurface unit cell using a dielectric substrate and a metal patch for broadband operation (10.6-18.1 GHz).
    • Integration of frequency, polarization, and OAM multiplexing techniques within the RA design.
    • Development of an RA structure capable of generating distinct OAM beams with specific polarizations and radiation directions for different frequency bands.

    Main Results:

    • A wide operational bandwidth of 52.2% (10.6 GHz to 18.1 GHz) was achieved with the designed metasurface unit cell.
    • The proposed RA successfully generated a left-handed CP OAM beam (l=+1) in the downlink band (10.7-12.75 GHz).
    • A right-handed CP beam (l=-2) was generated in the uplink band (12.75-18.1 GHz), with each beam exhibiting a unique radiation direction.

    Conclusions:

    • The developed dual-band, dual-CP OAM-multiplexed RA fulfills the duplex communication requirements for Ku-band satellite systems.
    • The innovative design demonstrates effective dual-band dual-CP decoupling and integration of multiple multiplexing schemes.
    • This work presents a significant advancement in antenna technology for high-capacity satellite communication by enabling distinct OAM beams with tailored polarizations and radiation patterns.