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

Relation Between Moment of a Force and Angular Momentum01:21

Relation Between Moment of a Force and Angular Momentum

481
In the realm of spinning tops, the application of force at a distance from the center produces torque, a pivotal factor that alters the angular momentum of the top, thereby inducing its rotation. The concept of moment, akin to linear force in rotation, quantifies how a force acting upon an object initiates rotational motion. Angular momentum serves as the rotational counterpart to linear momentum, representing an object's inherent tendency to persist in its rotational state.
The temporal...
481
Angular Momentum about an Arbitrary Axis01:11

Angular Momentum about an Arbitrary Axis

193
Imagine a rigid body with a mass denoted as 'm', which has its center of mass at point G and is rotating around an inertial reference frame. The angular momentum at an arbitrary point P can be calculated by taking the cross product of the position vector and linear momentum vector for each individual mass element.
The velocity of a mass element comprises its translational velocity and the relative velocity instigated by the body's rotation. Substituting the velocity equation into...
193
IR Spectroscopy: Hooke's Law Approximation of Molecular Vibration01:16

IR Spectroscopy: Hooke's Law Approximation of Molecular Vibration

1.2K
A covalently bonded heteronuclear diatomic molecule can be modeled as two vibrating masses connected by a spring. The vibrational frequency of the bond can be expressed using an equation derived from Hooke's law, which describes how the force applied to stretch or compress a spring is proportional to the displacement of the spring. In this case, the atoms behave like masses, and the bond acts like a spring.
According to Hooke's law, the vibrational frequency is directly proportional to...
1.2K
Contact Angle01:13

Contact Angle

11.7K
When a solid is dipped inside a liquid, the liquid surface becomes curved near the contact. For some solid–liquid interfaces, the liquid is pulled up along the solid, while for others, the liquid surface is convex or depressed near the solid surface. This phenomenon can be explained using the concept of cohesive and adhesive forces.
The adhesive force is the molecular force between molecules of different materials, that is, between the molecules of the solid and the liquid. The cohesive...
11.7K
Angular Momentum: Single Particle01:10

Angular Momentum: Single Particle

6.1K
Angular momentum is directed perpendicular to the plane of the rotation, and its magnitude depends on the choice of the origin. The perpendicular vector joining the linear momentum vector of an object to the origin is called the “lever arm.” If the lever arm and linear momentum are collinear, then the magnitude of the angular momentum is zero. Therefore, in this case, the object rotates about the origin such that it lies on the rim of the circumference defined by the lever arm...
6.1K
Conservation of Angular Momentum: Application01:18

Conservation of Angular Momentum: Application

10.8K
A system's total angular momentum remains constant if the net external torque acting on the system is zero. Examples of such systems include a freely spinning bicycle tire that slows over time due to torque arising from friction, or the slowing of Earth's rotation over millions of years due to frictional forces exerted on tidal deformations. However in the absence of a net external torque, the angular momentum remains conserved. The conservation of angular momentum principle requires a...
10.8K

You might also read

Related Articles

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

Sort by
Same author

High-speed in vivo calcium recording using structured illumination with self-supervised denoising.

Optics continuum·2026
Same author

Wobulation using a tunable electrowetting prism applied to structured illumination microscopy.

Applied physics letters·2026
Same author

Miniaturized widefield microscope for high speed in vivo voltage imaging.

Biomedical optics express·2026
Same author

Stimulated Raman Scattering Microscopy: Real-Time In-Situ Physical and Chemical Characterization of Reverse Osmosis Desalination Membrane Scaling.

Environmental science & technology·2025
Same author

Two-dimensional dynamic scanning utilizing electrowetting tunable prisms.

Optics express·2025
Same author

Nonmechanical spectral domain optical coherence tomography using an electrowetting beam-scanner.

Optics express·2025

Related Experiment Video

Updated: Jun 6, 2025

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping
09:48

Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

Published on: November 7, 2016

12.0K

Using orbital angular momentum for temperature and force sensing in an optical fiber.

Katelynn Wootten, Mo Zohrabi, Yifan Wang

    Optics Express
    |November 22, 2024
    PubMed
    Summary

    This study presents a novel optical fiber sensor utilizing light's orbital angular momentum for precise temperature and force detection. Sensor sensitivity is significantly influenced by input light polarization, enabling directional force measurement.

    More Related Videos

    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

    7.1K
    Direct Force Measurements of Subcellular Mechanics in Confinement using Optical Tweezers
    09:56

    Direct Force Measurements of Subcellular Mechanics in Confinement using Optical Tweezers

    Published on: August 31, 2021

    4.8K

    Related Experiment Videos

    Last Updated: Jun 6, 2025

    Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping
    09:48

    Fiber Optic Distributed Sensors for High-resolution Temperature Field Mapping

    Published on: November 7, 2016

    12.0K
    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

    7.1K
    Direct Force Measurements of Subcellular Mechanics in Confinement using Optical Tweezers
    09:56

    Direct Force Measurements of Subcellular Mechanics in Confinement using Optical Tweezers

    Published on: August 31, 2021

    4.8K

    Area of Science:

    • Optoelectronics and Photonics
    • Fiber Optic Sensing Technology
    • Materials Science and Engineering

    Background:

    • Traditional fiber optic sensors often face limitations in sensitivity and directional sensing capabilities.
    • Orbital angular momentum (OAM) of light offers unique properties for advanced optical applications.
    • Polarization maintaining fibers provide stable light propagation crucial for sensitive measurements.

    Purpose of the Study:

    • To develop and demonstrate a novel optical fiber sensor leveraging the orbital angular momentum of light.
    • To investigate the influence of input light polarization on sensor sensitivity for temperature and force.
    • To enable the resolution of both magnitude and direction of applied forces using the developed sensor.

    Main Methods:

    • Utilized a polarization maintaining optical fiber as the sensing medium.
    • Employed light with orbital angular momentum as the probing signal.
    • Systematically varied input light polarization and applied external forces/temperatures to observe sensor response.

    Main Results:

    • Successfully demonstrated an optical fiber sensor capable of detecting temperature and force.
    • Established a significant correlation between input light polarization and sensor sensitivity.
    • Showcased the sensor's ability to accurately resolve the direction and magnitude of applied forces.

    Conclusions:

    • The orbital angular momentum of light in polarization maintaining fibers offers a viable mechanism for advanced sensing.
    • Input light polarization is a critical parameter for optimizing the sensitivity and functionality of OAM-based fiber sensors.
    • This technology presents a promising platform for developing high-performance, directional fiber optic sensors for various applications.