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

Circular Shaft - Stresses in Linear Range01:13

Circular Shaft - Stresses in Linear Range

494
Consider a scenario where a circular shaft is subject to torque that remains within the boundaries of Hooke's Law, avoiding any permanent deformation. So, the formula for shearing strain is revisited. This formula is multiplied by the modulus of rigidity, and then Hooke's Law for the shearing stress and strain is applied. As a result, the equation for shearing stress in a shaft can be derived.
494
Interference and Diffraction02:18

Interference and Diffraction

50.3K
Interference is a characteristic phenomenon exhibited by waves. When two electromagnetic waves interact with their peaks and troughs coinciding, a resulting wave with enhanced amplitude is produced. This is known as constructive interference. In this case, the two waves interacting are in phase with each other.
50.3K
Rotational Motion about a Fixed Axis01:26

Rotational Motion about a Fixed Axis

1.0K
A rigid body's rotation around a fixed axis makes every point within it trace a circular path around a specific line or point. The term given to this type of spinning is defined by the angular position, symbolized by the angle θ. This angle is gauged from a static reference line to the revolving object. From this angular position, any variation is referred to as angular displacement, denoted by dθ. The extent of this displacement can be calculated in degrees, radians, or...
1.0K
Deformation in a Circular Shaft01:10

Deformation in a Circular Shaft

603
One of the distinctive characteristics of circular shafts is their ability to maintain their cross-sectional integrity under torsion. In other words, each cross-section continues to exist as a flat, unaltered entity, simply rotating like a solid, rigid slab. To understand the distribution of shearing stress within such a shaft, consider a cylindrical section inside this circular shaft. This section has a length of L and a radius of R, with one end fixed. The radius of the cylindrical section is...
603
Thin-Walled Hollow Shafts01:15

Thin-Walled Hollow Shafts

370
In analyzing a thin-walled hollow shaft subjected to torsional loading, a segment with width dx is isolated for examination. Despite its equilibrium state, this segment faces torsional shearing forces at its ends. These forces are quantitatively described by the product of the longitudinal shearing stress on the segment's minor surface and the area of this surface, leading to the concept of shear flow. This shear flow is consistent throughout the structure, indicating a uniform distribution of...
370
Equation of Rotational Dynamics01:08

Equation of Rotational Dynamics

11.6K
Angular variables are introduced in rotational dynamics. Comparing the definitions of angular variables with the definitions of linear kinematic variables, it is seen that there is a mapping of the linear variables to the rotational ones. Linear displacement, velocity, and acceleration have their equivalents in rotational motion, which are angular displacement, angular velocity, and angular acceleration. Similar to the rotational variables, a mapping exists from Newton's second law of motion...
11.6K

You might also read

Related Articles

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

Sort by
Same author

Rotationally shearing interferometer for exoplanet detection: mathematical derivation, theory, and simulation.

Optics express·2025
Same author

Thermal Bed Design for Temperature-Controlled DNA Amplification Using Optoelectronic Sensors.

Sensors (Basel, Switzerland)·2024
Same author

Rotational shearing interferometer and wavefront angular derivative.

Optics express·2023
Same author

Editorial: Artificial intelligence in point of care diagnostics.

Frontiers in digital health·2023
Same author

Smart Multi-Sensor System for Remote Air Quality Monitoring Using Unmanned Aerial Vehicle and LoRaWAN.

Sensors (Basel, Switzerland)·2022
Same author

Advanced Infrared Technology and Applications 2020: introduction to the feature issue.

Applied optics·2020

Related Experiment Video

Updated: Nov 14, 2025

Magnetically Induced Rotating Rayleigh-Taylor Instability
06:42

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

9.8K

Theory of a rotationally shearing interferometer.

Ricardo Gonzalez-Romero, Marija Strojnik, Guillermo Garcia-Torales

    Journal of the Optical Society of America. A, Optics, Image Science, and Vision
    |March 10, 2021
    PubMed
    Summary

    We created a new theory for rotational shearing interferometers, enhancing exoplanet detection using aberration theory. This work analyzes system coherence for improved astronomical observations.

    Area of Science:

    • Optical Physics
    • Astronomy & Astrophysics

    Background:

    • Interferometry is crucial for high-resolution imaging.
    • Detecting exoplanets requires advanced observational techniques.

    Purpose of the Study:

    • To develop a general theory for rotational shearing interferometer performance.
    • To apply aberration theory for exoplanet detection.

    Main Methods:

    • Formulated a general theory for rotational shearing interferometers.
    • Applied aberration theory to exoplanet detection scenarios.
    • Analyzed cases with mutual coherence functions of 0 and 1 for on-axis and off-axis systems.

    Main Results:

    • Established a theoretical framework for rotational shearing interferometer performance.

    More Related Videos

    The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
    12:14

    The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry

    Published on: August 12, 2013

    22.2K
    The Assembly and Application of 'Shear Rings': A Novel Endothelial Model for Orbital, Unidirectional and Periodic Fluid Flow and Shear Stress
    09:20

    The Assembly and Application of 'Shear Rings': A Novel Endothelial Model for Orbital, Unidirectional and Periodic Fluid Flow and Shear Stress

    Published on: October 31, 2016

    8.4K

    Related Experiment Videos

    Last Updated: Nov 14, 2025

    Magnetically Induced Rotating Rayleigh-Taylor Instability
    06:42

    Magnetically Induced Rotating Rayleigh-Taylor Instability

    Published on: March 3, 2017

    9.8K
    The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry
    12:14

    The Generation of Higher-order Laguerre-Gauss Optical Beams for High-precision Interferometry

    Published on: August 12, 2013

    22.2K
    The Assembly and Application of 'Shear Rings': A Novel Endothelial Model for Orbital, Unidirectional and Periodic Fluid Flow and Shear Stress
    09:20

    The Assembly and Application of 'Shear Rings': A Novel Endothelial Model for Orbital, Unidirectional and Periodic Fluid Flow and Shear Stress

    Published on: October 31, 2016

    8.4K
  • Demonstrated the applicability of aberration theory in exoplanet detection.
  • Quantified performance based on coherence function values.

    • Conclusions:

    • The developed theory provides a foundation for optimizing rotational shearing interferometers.
    • Aberration theory is a viable tool for enhancing exoplanet detection capabilities.
    • Understanding coherence is key to interferometer performance in astronomical applications.