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

Properties of Enantiomers and Optical Activity02:24

Properties of Enantiomers and Optical Activity

21.8K
It is essential to understand the difference between chiral and achiral interactions and the implications thereof in optical activity and their applications. Just as our feet, which are chiral, interact uniquely with chiral objects, such as a pair of shoes, but identically with achiral socks, enantiomers of a molecule exhibit different properties only when they interact with other chiral media. An example of a significant implication from this facet is the phenomenon known as optical activity,...
21.8K
Imaging Biological Samples with Optical Microscopy01:18

Imaging Biological Samples with Optical Microscopy

10.9K
Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
10.9K
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
Deflection of a Beam01:19

Deflection of a Beam

748
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...
748
Prismatic Beams: Problem Solving01:15

Prismatic Beams: Problem Solving

481
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...
481
Principal Stresses in a Beam01:11

Principal Stresses in a Beam

757
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...
757

You might also read

Related Articles

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

Sort by
Same author

Different effects of prenatal air pollution exposure on cord blood protein profiles and postnatal lung function in infants born to asthmatic mothers.

Environmental research·2026
Same author

Strong Families Study: protocol for a co-designed birth cohort study with Aboriginal and Torres Strait Islander families in Queensland, Australia.

BMJ open·2026
Same author

Early-life lung function deficits partially explain the link between maternal asthma and bronchiolitis or asthma in offspring.

BMJ open respiratory research·2026
Same author

Early Gestational Wildfire-Related PM<sub>2.5</sub> Exposure Is Associated with Lung Function in Offspring of Mothers with Asthma.

International journal of environmental research and public health·2026
Same author

Normal Values for Respiratory Oscillometry in Pediatrics: An Argument for a Local Control Population.

Pediatric pulmonology·2026
Same author

Prenatal wildfire smoke exposure and adverse neonatal outcomes in a high-risk cohort of pregnant women with asthma.

American journal of obstetrics and gynecology·2026

Related Experiment Video

Updated: Feb 11, 2026

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

22.5K

Highly efficient all-optical beam modulation utilizing thermo-optic effects.

Vladimir Liberman, Paul D Robinson, Geoffrey P Geurtsen

    Optics Express
    |May 3, 2018
    PubMed
    Summary

    Optimized gold and silver nanoparticle suspensions enable highly efficient optical beam switching. This breakthrough offers fast, low-power control of light across the visible spectrum without material degradation.

    More Related Videos

    Three-dimensional Optical-resolution Photoacoustic Microscopy
    08:31

    Three-dimensional Optical-resolution Photoacoustic Microscopy

    Published on: May 3, 2011

    18.9K
    Optical Trapping of Nanoparticles
    13:39

    Optical Trapping of Nanoparticles

    Published on: January 15, 2013

    23.0K

    Related Experiment Videos

    Last Updated: Feb 11, 2026

    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

    22.5K
    Three-dimensional Optical-resolution Photoacoustic Microscopy
    08:31

    Three-dimensional Optical-resolution Photoacoustic Microscopy

    Published on: May 3, 2011

    18.9K
    Optical Trapping of Nanoparticles
    13:39

    Optical Trapping of Nanoparticles

    Published on: January 15, 2013

    23.0K

    Area of Science:

    • Nanophotonics
    • Materials Science
    • Optical Engineering

    Background:

    • Plasmonic nanoparticle suspensions exhibit optical beam diffraction.
    • Thermal lensing and self-phase modulation contribute to this phenomenon.

    Purpose of the Study:

    • To demonstrate efficient optical continuous wave (CW) beam switching.
    • To optimize nanoparticle suspensions for enhanced optical control.

    Main Methods:

    • Utilized optimized 5-nm gold (Au) and silver (Ag) nanoparticle suspensions in non-polar solvents (hexane, decane).
    • Investigated optical beam switching performance under continuous wave (CW) laser irradiation.
    • Employed numerical modeling to analyze experimental data and determine thermo-optic coefficients.

    Main Results:

    • Achieved over 30 dB on-axis modulation at low incident intensities (100 W/cm²).
    • Demonstrated rapid response times under 200 μs with initial solution transparency above 70%.
    • Observed no laser-induced degradation even at high intensities.

    Conclusions:

    • Optimized plasmonic nanoparticle suspensions provide extremely efficient optical CW beam switching.
    • The study reports the highest thermo-optic coefficients observed to date in such systems (-1.3 × 10⁻³/K).
    • These findings present a promising avenue for advanced optical switching technologies.