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

Beams01:30

Beams

1.9K
Beams are integral components of structural engineering and construction, designed to support loads applied at various points along their length. These long, straight members can be classified based on geometry, cross-section, support type, and equilibrium condition.
Based on geometry, beams can be straight, tapered, or curved. Straight beams are the most common type and have a constant cross-section throughout their length. Tapered beams, on the other hand, have a varying cross-section along...
1.9K
Beams with Symmetric Loadings01:15

Beams with Symmetric Loadings

548
The moment-area method is an analytical tool used in structural engineering to determine the slope and deflection of beams under various loads. Consider a cantilever with a concentrated load and moment at the free end. The first step is constructing a free-body diagram to calculate the reactions at the fixed end. Next, the bending moment diagram is plotted to visualize how the bending moment varies along the beam's length, focusing on points where the bending moment equals zero.
The M/EI...
548
Principal Stresses in a Beam01:11

Principal Stresses in a Beam

905
In prismatic beams subject to arbitrary transverse loading, It is essential to analyze the interaction between shear forces and bending moments in order to understand stress distribution and ensure structural integrity. The highest normal or bending stress occurs at the outer fibers of the beam, decreasing linearly to zero at the neutral axis. In contrast, shear stress peaks at the neutral axis and diminishes toward the outer surfaces.
Analyzing principal stresses is crucial, especially in...
905
Deflection of a Beam01:19

Deflection of a Beam

970
Accurately determining beam deflection and slope under various loading conditions in structural engineering is crucial for ensuring safety and structural integrity. Singularity functions offer a streamlined approach to analyzing beams, especially when multiple loading functions complicate the bending moment equation.
Singularity functions, described in an earlier lesson, are powerful mathematical tools that represent discontinuities within a function commonly encountered in structural loading...
970
Beams with Unsymmetric Loadings01:17

Beams with Unsymmetric Loadings

535
Analyzing a supported beam under unsymmetrical loadings is essential in structural engineering to understand how beams respond to varied force distributions. This analysis involves calculating the deflection and identifying points where the slope of the beam is zero, which are crucial for ensuring structural stability and functionality.
The first moment-area theorem determines the slope at any point on the beam. This theorem indicates that the change in slope between two points on a beam...
535
Design of Prismatic Beams for Bending01:23

Design of Prismatic Beams for Bending

676
The design of prismatic beams, structural elements with a uniform cross-section, focuses on ensuring safety and structural integrity under load. The design process begins by determining the allowable stress, either from material properties tables, or by dividing the material's ultimate strength by a safety factor. This safety factor is essential for accommodating uncertainties, and varies depending on the material—timber, steel, or concrete—with each having unique strength and...
676

You might also read

Related Articles

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

Sort by
Same author

Neurofilament light chain as a diagnostic and prognostic biomarker in atypical parkinsonisms: current evidence, new data, challenges, and future directions.

Journal of neural transmission (Vienna, Austria : 1996)·2025
Same author

[Evaluation Of The Quality Of Life After Mastectomy For Breast Cancer At The Gabriel Touré University Hospital].

Le Mali medical·2024
Same author

Corrigendum to "Pilot therapeutic education program in multiple system atrophy: Safety, quality of life and satisfaction from a national registry based longitudinal study" [Park. Relat. Disord. (2024) 106993].

Parkinsonism & related disorders·2024
Same author

Pilot therapeutic education program in multiple system atrophy: Safety, quality of life and satisfaction from a national registry based longitudinal study.

Parkinsonism & related disorders·2024
Same author

[Surgery wound infection at surgery "A" department of the University Hospital Point G].

Le Mali medical·2023
Same author

Super bursts of the orbital angular momentum in astigmatic-invariant structured LG beams.

Optics letters·2023
Same journal

Multi-module collaborative optimization-driven fast speckle correlation imaging in variable environments.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Secrecy performance analysis of NOMA-UWOC systems over a vertically stratified WGG oceanic turbulence channel.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Backscattering of plane waves in a composite system containing a rough surface and anisotropic scatterers.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Aspherical surface construction methods based on extended Jacobi polynomials.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

OCT sidelobe suppression method based on dual-path phase sinusoidal modulation and minimum value fusion.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Optical design concepts using wavelength-selective diffractive optics to enable miniaturized multimodal endoscopic imaging across separated spectral ranges.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
See all related articles

Related Experiment Video

Updated: May 5, 2026

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
10:39

Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

Published on: October 11, 2016

9.1K

Partially coherent stable and spiral beams.

T Alieva, J A Rodrigo, A Cámara

    Journal of the Optical Society of America. A, Optics, Image Science, and Vision
    |December 11, 2013
    PubMed
    Summary
    This summary is machine-generated.

    Researchers designed and generated partially coherent stable and spiral beams. These beams maintain their form during propagation, offering advantages over traditional coherent light in various scientific and technological applications.

    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

    22.7K
    Differential Imaging of Biological Structures with Doubly-resonant Coherent Anti-stokes Raman Scattering CARS
    12:56

    Differential Imaging of Biological Structures with Doubly-resonant Coherent Anti-stokes Raman Scattering CARS

    Published on: October 17, 2010

    14.0K

    Related Experiment Videos

    Last Updated: May 5, 2026

    Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating
    10:39

    Measurement of X-ray Beam Coherence along Multiple Directions Using 2-D Checkerboard Phase Grating

    Published on: October 11, 2016

    9.1K
    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

    22.7K
    Differential Imaging of Biological Structures with Doubly-resonant Coherent Anti-stokes Raman Scattering CARS
    12:56

    Differential Imaging of Biological Structures with Doubly-resonant Coherent Anti-stokes Raman Scattering CARS

    Published on: October 17, 2010

    14.0K

    Area of Science:

    • Optics and Photonics
    • Beam Propagation Physics

    Background:

    • Stable and spiral beams are crucial in science and technology due to their self-healing properties.
    • Partially coherent light can offer superior performance compared to fully coherent light.

    Purpose of the Study:

    • To explore methods for designing partially coherent stable and spiral beams.
    • To experimentally generate these novel partially coherent beams.

    Main Methods:

    • Development of theoretical models for partially coherent stable and spiral beams.
    • Experimental validation of the designed beam generation techniques.

    Main Results:

    • Successful design and generation of partially coherent stable and spiral beams.
    • Demonstration of the self-healing characteristics of these beams.

    Conclusions:

    • Partially coherent stable and spiral beams can be effectively designed and generated.
    • These beams hold significant potential for advanced optical applications.