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

Spanning Openings in Brick Walls01:20

Spanning Openings in Brick Walls

580
In brick wall construction, supporting structures are crucial for openings like windows and doors to maintain the integrity and support the weight of the wall above. These supports include lintels, corbels, and arches, each serving specific structural purposes.
Lintels are primary supports used to span openings and can be crafted from materials such as reinforced concrete, steel-reinforced brick masonry, or simple steel angles. These are straightforward to install and are typically concealed...
580
Leveling Effect01:29

Leveling Effect

1.4K
In acid-base chemistry, the leveling effect refers to the limitation imposed by the solvent on the strength of acids and bases in solution. When a base stronger than the solvent's conjugate base is used, it deprotonates the solvent until the base is entirely consumed, making it ineffective against weaker acids. Conversely, an acid stronger than the solvent's conjugate acid protonates the solvent until the acid is depleted, rendering it ineffective against weaker bases. Essentially, the...
1.4K
High-Level and Low-Level Awareness01:19

High-Level and Low-Level Awareness

780
Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
780
Levels of Organization01:09

Levels of Organization

141.1K
Biological organization is the classification of biological structures, ranging from atoms at the bottom of the hierarchy to the Earth's biosphere. Each level of the hierarchy represents an increase in complexity that builds upon the previous level.
Molecules Are Composed of Atoms, and Biomolecules Are Assembled from Molecules:
The most basic levels include atoms, molecules, and biomolecules. Atoms, the smallest unit of ordinary matter, are composed of a nucleus and electrons. Molecules...
141.1K
Fermi Level01:18

Fermi Level

1.8K
The Fermi-Dirac function is represented by an S-shaped curve indicating the probability of an energy state being occupied by an electron at a given temperature. The Fermi level is the energy level at which there is a fifty percent chance of finding an electron, and it is positioned between the lower-energy valence band and the higher-energy conduction band.
At absolute zero temperature, electrons fill all energy states up to the Fermi level, leaving upper states empty. As the temperature rises,...
1.8K
Ratio Level of Measurement00:54

Ratio Level of Measurement

21.5K
The way a set of data is measured is called its level of measurement. Correct statistical procedures depend on a researcher being familiar with levels of measurement. For analysis, data are classified into four levels of measurement—nominal, ordinal, interval, and ratio.
A set of data measured using the ratio scale takes care of the ratio problem and provides complete information. Ratio scale data are like interval scale data, except they have a zero point and ratios can be calculated....
21.5K

You might also read

Related Articles

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

Sort by
Same author

Two-dimensional pixel-level addressable mid-infrared metasurface spatial light modulator.

Nature communications·2026
Same author

Refractive index and thermo-optic coefficients of single- and poly-crystalline ZnSe.

Optics express·2026
Same author

Tricuspid annular remodeling in tachycardia induced cardiomyopathy with functional tricuspid regurgitation.

The Journal of thoracic and cardiovascular surgery·2025
Same author

The Marshall Complex in the Human Heart: Embryology, Microanatomy, Autonomic Features and Clinical Implications for Atrial Fibrillation-A State-of-the-Art Narrative Review.

Journal of clinical medicine·2025
Same author

Impact of body mass index on long-term mortality after coronary artery bypass grafting: a retrospective cohort study.

Annals of medicine and surgery (2012)·2025
Same author

Effect of exercise on Fibroblast Growth Factor 21 levels in healthy males and females.

PloS one·2025

Related Experiment Video

Updated: Feb 6, 2026

In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation
09:39

In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation

Published on: May 27, 2013

12.8K

Picojoule-level octave-spanning supercontinuum generation in chalcogenide waveguides.

Jean-Étienne Tremblay, Marcin Malinowski, Kathleen A Richardson

    Optics Express
    |August 19, 2018
    PubMed
    Summary

    Researchers developed low-loss Germanium-Antimony-Sulfide (Ge23Sb7S70) waveguides for supercontinuum generation. They achieved octave-spanning supercontinuum using picojoule-level pulses, demonstrating potential for compact optical devices.

    More Related Videos

    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

    Related Experiment Videos

    Last Updated: Feb 6, 2026

    In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation
    09:39

    In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation

    Published on: May 27, 2013

    12.8K
    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

    Area of Science:

    • Materials Science
    • Photonics
    • Optical Engineering

    Background:

    • Chalcogenide glasses are crucial for nonlinear optics due to their high nonlinear refractive index.
    • Efficient supercontinuum generation is vital for applications in spectroscopy, optical coherence tomography, and telecommunications.
    • Low propagation loss in waveguides is essential for maintaining signal integrity and achieving high-efficiency nonlinear processes.

    Purpose of the Study:

    • To fabricate and characterize low-loss Germanium-Antimony-Sulfide (Ge23Sb7S70) waveguides.
    • To investigate the potential of these waveguides for coherent supercontinuum generation.
    • To experimentally demonstrate octave-spanning supercontinuum generation using low-energy, short pulses.

    Main Methods:

    • Wafer-scale fabrication process for Ge23Sb7S70 waveguides with a propagation loss of 0.56 dB/cm.
    • Numerical simulations to predict supercontinuum generation in a 2 cm long, 1.2 μm wide waveguide with 100 ps/nm/km peak dispersion at a 1.55 μm pump wavelength.
    • Experimental setup utilizing picojoule-level energy (26 pJ, 240 fs pulse width, 77 W peak power) pulses for supercontinuum generation.

    Main Results:

    • Achieved low propagation loss of 0.56 dB/cm in the fabricated Ge23Sb7S70 waveguides.
    • Simulations predicted coherent supercontinuum generation under specific waveguide and pump conditions.
    • Experimentally demonstrated octave-spanning supercontinuum generation, including a dispersive wave, with picojoule-level pulses.

    Conclusions:

    • The developed Ge23Sb7S70 waveguides exhibit low propagation loss, making them suitable for nonlinear optical applications.
    • Coherent supercontinuum generation is achievable with low-energy pulses in these waveguides.
    • The experimental demonstration of octave-spanning supercontinuum highlights the potential for compact and efficient photonic devices.