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

Reaction Quotient02:35

Reaction Quotient

53.2K
The status of a reversible reaction is conveniently assessed by evaluating its reaction quotient (Q). For a reversible reaction described by m A + n B ⇌ x C + y D, the reaction quotient is derived directly from the stoichiometry of the balanced equation as
53.2K
Ions and Ionic Charges03:27

Ions and Ionic Charges

79.2K
In ordinary chemical reactions, the nucleus — which contains the protons and neutrons of each atom and thus identifies the element — remains unchanged. Electrons, however, can be added to atoms by transfer from other atoms, lost by transfer to other atoms, or shared with other atoms. The transfer and sharing of electrons among atoms govern the chemistry of the elements. During the formation of some compounds, atoms gain or lose electrons to form electrically charged particles called...
79.2K
Data Reporting and Recording01:24

Data Reporting and Recording

5.5K
Reporting and recording are crucial in data documentation. The timely, thorough, and accurate documentation of facts is essential when recording patient data. Failure to record findings during an assessment or interpretation of a problem will result in loss of information and make the patient document unreliable. The reader is left with general impressions if the information is not specific. A recording is documenting data of the individual's health information in a traceable, secure, and...
5.5K
Uncertainty in Measurement: Significant Figures03:34

Uncertainty in Measurement: Significant Figures

83.3K
All the digits in a measurement, including the uncertain last digit, are called significant figures or significant digits. Note that zero may be a measured value; for example, if a scale that shows weight to the nearest pound reads “140,” then the 1 (hundreds), 4 (tens), and 0 (ones) are all significant (measured) values.
83.3K
Hess's Law03:40

Hess's Law

55.6K
There are two ways to determine the amount of heat involved in a chemical change: measure it experimentally, or calculate it from other experimentally determined enthalpy changes. Some reactions are difficult, if not impossible, to investigate and make accurate measurements for experimentally. And even when a reaction is not hard to perform or measure, it is convenient to be able to determine the heat involved in a reaction without having to perform an experiment.
55.6K
Punnett Squares01:00

Punnett Squares

125.6K
Overview
125.6K

You might also read

Related Articles

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

Sort by
Same author

Synthesizing breast cancer ultrasound images from healthy samples using latent diffusion models.

Journal of medical imaging (Bellingham, Wash.)·2026
Same author

USSGAN: Unsupervised Spectral and Spatial Attention-Based Generative Adversarial Network for Cholangiocarcinoma Detection.

Chemical & biomedical imaging·2025
Same author

Overview of photon-counted three-dimensional imaging and related applications.

Optics express·2025
Same author

A novel flexible near-infrared endoscopic device that enables real-time artificial intelligence fluorescence tissue characterization.

PloS one·2025
Same author

Roadmap on computational methods in optical imaging and holography [invited].

Applied physics. B, Lasers and optics·2024
Same author

Optimised Stable Lighting Strengthens Circadian Clock Gene Rhythmicity in Equine Hair Follicles.

Animals : an open access journal from MDPI·2023

Related Experiment Video

Updated: Feb 6, 2026

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
07:28

Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

Published on: August 30, 2012

11.2K

Self-written waveguides in photopolymer.

Ra'ed Malallah, Derek Cassidy, Inbarasan Muniraj

    Applied Optics
    |August 18, 2018
    PubMed
    Summary

    Researchers explored self-written waveguide fabrication in acrylamide/polyvinyl alcohol using Gaussian and Laguerre-Gauss beams. The study details waveguide formation, eye development, and interactions of counterpropagating beams, showing good model-experiment agreement.

    More Related Videos

    Fabrication of Zero Mode Waveguides for High Concentration Single Molecule Microscopy
    08:01

    Fabrication of Zero Mode Waveguides for High Concentration Single Molecule Microscopy

    Published on: May 12, 2020

    8.7K
    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
    11:08

    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

    Published on: November 30, 2012

    19.5K

    Related Experiment Videos

    Last Updated: Feb 6, 2026

    Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor
    07:28

    Terahertz Microfluidic Sensing Using a Parallel-plate Waveguide Sensor

    Published on: August 30, 2012

    11.2K
    Fabrication of Zero Mode Waveguides for High Concentration Single Molecule Microscopy
    08:01

    Fabrication of Zero Mode Waveguides for High Concentration Single Molecule Microscopy

    Published on: May 12, 2020

    8.7K
    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
    11:08

    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

    Published on: November 30, 2012

    19.5K

    Area of Science:

    • Optics and Photonics
    • Materials Science
    • Nonlinear Optics

    Background:

    • Self-written waveguides (SWWs) offer a method for creating optical pathways within materials.
    • Photopolymer materials like acrylamide/polyvinyl alcohol (AA/PVA) are suitable for light-induced structure formation.
    • Controlling light-matter interactions is key to fabricating complex optical structures.

    Purpose of the Study:

    • To investigate the fabrication of self-written waveguides (SWWs) in AA/PVA photopolymers.
    • To analyze the influence of different light beam types (Gaussian, Laguerre-Gauss) on SWW formation.
    • To examine the interactions of counterpropagating beams within the photopolymer and the resulting structures.

    Main Methods:

    • Fabrication of SWWs using focused Gaussian and Laguerre-Gauss laser beams.
    • Optical fiber delivery of writing beams.
    • Experimental observation and theoretical modeling of beam propagation and waveguide formation.
    • Analysis of primary and secondary 'eye' structures.

    Main Results:

    • Successful fabrication of SWWs in AA/PVA using both beam types.
    • Observation and discussion of primary and secondary eye formation during waveguide writing.
    • Experimental and theoretical examination of counterpropagating beam interactions, including Gaussian and Laguerre-Gauss beams.
    • Demonstrated good agreement between the developed theoretical model and experimental outcomes.

    Conclusions:

    • The study successfully demonstrates the fabrication of self-written waveguides in AA/PVA using different light beam profiles.
    • The findings provide insights into the underlying physics of waveguide formation and beam interactions in photopolymers.
    • The validated model can aid in the design and prediction of SWW structures for optical applications.