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

Prismatic Beams: Problem Solving01:15

Prismatic Beams: Problem Solving

314
In the design of a supported timber beam subjected to a distributed load, both the beam's physical dimensions and the timber's characteristics, such as its grade and species, are critical. These factors determine the allowable stress values, which are crucial for calculating the necessary beam depth to ensure structural integrity and safety.
The design begins with analyzing the beam as a free body to identify moments and force balances, thereby determining support reactions. Next, the...
314
Beams01:30

Beams

1.6K
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...
1.6K
Beams with Symmetric Loadings01:15

Beams with Symmetric Loadings

296
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...
296
Beams with Unsymmetric Loadings01:17

Beams with Unsymmetric Loadings

260
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...
260

You might also read

Related Articles

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

Sort by
Same author

Intraepithelial T cells and tumor-associated macrophages in ovarian cancer patients.

Cancer immunity·2013
Same author

Research on 2D representation method of wireless Micro-Ball endoscopic images.

Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2013
Same author

Photocatalytic properties of graphdiyne and graphene modified TiO₂: from theory to experiment.

ACS nano·2013
Same author

Relationship between the structures of flavonoids and oxygen radical absorbance capacity values: a quantum chemical analysis.

The journal of physical chemistry. A·2013
Same author

[Early diagnosis and treatment of acute mesentric ischemia for 42 cases in single center].

Zhonghua wai ke za zhi [Chinese journal of surgery]·2013
Same author

Periodontitis as a novel contributor of adipose tissue inflammation promotes insulin resistance in a rat model.

Journal of periodontology·2013
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: Nov 12, 2025

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

81-beam coherent combination using a programmable array generator.

Qiang Du, Dan Wang, Tong Zhou

    Optics Express
    |March 17, 2021
    PubMed
    Summary
    This summary is machine-generated.

    Researchers developed a fast phase error detection scheme for combining 81 beams using a spatial light modulator and diffractive combiner. This method enables efficient beam combination and advanced phase control for high channel-count systems.

    More Related Videos

    Generation and Coherent Control of Pulsed Quantum Frequency Combs
    06:42

    Generation and Coherent Control of Pulsed Quantum Frequency Combs

    Published on: June 8, 2018

    9.4K
    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
    05:57

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

    Published on: April 1, 2020

    8.3K

    Related Experiment Videos

    Last Updated: Nov 12, 2025

    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
    Generation and Coherent Control of Pulsed Quantum Frequency Combs
    06:42

    Generation and Coherent Control of Pulsed Quantum Frequency Combs

    Published on: June 8, 2018

    9.4K
    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
    05:57

    Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

    Published on: April 1, 2020

    8.3K

    Area of Science:

    • Optics and Photonics
    • Optical Engineering

    Background:

    • High channel-count beam combination is crucial for advanced optical systems.
    • Characterizing diffractive combiners and detecting phase errors are key challenges.

    Purpose of the Study:

    • To characterize a diffractive combiner for 81 independently controllable beams.
    • To develop a fast phase error detection scheme for efficient beam combination.
    • To establish a platform for advanced feedback phase control.

    Main Methods:

    • Generated 81 independently controllable beams using a spatial light modulator.
    • Combined beams on a diffractive combiner.
    • Developed and applied a novel method for measuring a key diffractive combiner parameter.
    • Implemented a fast phase error detection scheme.

    Main Results:

    • Successfully characterized the diffractive combiner.
    • Demonstrated a new method for measuring a key combiner parameter.
    • Enabled efficient beam combination through calibrated phase programming.
    • Established a testbed for advanced phase control.

    Conclusions:

    • The developed fast phase error detection scheme is effective for high channel-count beam combination.
    • The novel measurement technique enhances diffractive combiner efficiency.
    • The testbed facilitates future advancements in optical beam control.