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

SSTrack: An Automatic Sunspot Identification and Tracking Algorithm to Support the Measurement of Sunspot Rotation.

Solar physics·2026
Same author

The Catalytic Activity and Micro-Mechanisms of Reducible Metal Oxide Nanozymes in Relation to Their Antibacterial Efficacy.

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

Persistent, broad-spectrum antimicrobial activity of multi-metal surface phase-modified ceria nanozymes.

Nanoscale·2026
Same author

An ambient acoustic ice-fracturing dataset taken in shallow freshwater.

Scientific data·2026
Same author

Balance between stability and mobility in wrist arthroplasty: achieving optimal long-term function with the Motec<sup>®</sup> prosthesis.

The Journal of hand surgery, European volume·2026
Same author

Closed Flexor Tendon Avulsions Associated With a Distal Radius Fracture: A Case Report.

Cureus·2025

Related Experiment Video

Updated: Nov 1, 2025

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
09:43

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

10.1K

Differential wavefront sensing and control using radio-frequency optical demodulation.

Daniel Brown, Huy Tuong Cao, Alexei Ciobanu

    Optics Express
    |June 22, 2021
    PubMed
    Summary
    This summary is machine-generated.

    We developed a new optical demodulation technique for high-resolution differential wavefront sensing. This method achieves precise alignment and mode-matching in optical cavities, improving performance in precision interferometry.

    More Related Videos

    Implementation of a Reference Interferometer for Nanodetection
    16:11

    Implementation of a Reference Interferometer for Nanodetection

    Published on: April 26, 2014

    9.5K
    Bringing the Visible Universe into Focus with Robo-AO
    10:35

    Bringing the Visible Universe into Focus with Robo-AO

    Published on: February 12, 2013

    19.7K

    Related Experiment Videos

    Last Updated: Nov 1, 2025

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

    10.1K
    Implementation of a Reference Interferometer for Nanodetection
    16:11

    Implementation of a Reference Interferometer for Nanodetection

    Published on: April 26, 2014

    9.5K
    Bringing the Visible Universe into Focus with Robo-AO
    10:35

    Bringing the Visible Universe into Focus with Robo-AO

    Published on: February 12, 2013

    19.7K

    Area of Science:

    • Optical physics
    • Precision measurement

    Background:

    • Differential wavefront sensing is crucial for optimizing precision interferometric experiments.
    • Radio-frequency beats measured with quadrant photodiodes are commonly used for alignment sensing.

    Purpose of the Study:

    • To present a novel optical demodulation technique for high-resolution differential wavefront sensing.
    • To demonstrate the application of this technique in closed-loop control for wavefront error correction.

    Main Methods:

    • Utilizing optical demodulation to measure optical beats at high resolutions with commercial laboratory equipment.
    • Digitally processing captured images to generate wavefront error signals.
    • Implementing a closed-loop control system for wavefront error correction.

    Main Results:

    • Achieved precise alignment and mode-matching of a beam into an optical cavity with 99.9% accuracy.
    • Demonstrated the capability to correct wavefront errors using the developed sensing scheme.

    Conclusions:

    • The presented technique offers a high-resolution method for differential wavefront sensing.
    • This approach can be extended for correcting higher-order wavefront errors and has potential applications in complex interferometers like gravitational wave detectors.