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

Actor-Observer Effect01:23

Actor-Observer Effect

136
The actor-observer effect, a cognitive bias closely linked to the fundamental attribution error, refers to the tendency for individuals to attribute their behavior to external, situational factors while explaining others’ behavior in terms of internal, dispositional traits. This asymmetry in attribution significantly influences social perception and judgment.Cognitive Mechanisms Behind the EffectTwo primary psychological mechanisms contribute to the actor-observer effect: differences in...
136
Joule-Thomson Effect01:21

Joule-Thomson Effect

7.1K
The Joule-Thomson effect, also known as the Joule-Kelvin effect, describes the temperature change of a fluid when it is forced through a valve or porous plug while keeping it in a thermally insulated environment. This experiment is called a throttling process. This is an important effect widely used in refrigeration and the liquefaction of gases.
This experiment forces high-pressure gas through a throttle valve or a porous plug to a lower-pressure region. The gas expands as it passes through to...
7.1K
Blinding01:11

Blinding

3.7K
Blinding is a commonly used method of not telling participants which treatment a subject is receiving. Blinding is a critical part of a randomized control trial or RCT. It reduces the bias that affects the results. In an RCT, blinding is used in the form of a placebo. A placebo effect occurs when untreated subjects falsely believe they have received the treatment and report improved symptoms. A placebo or a dummy treatment is administered to subjects to negate the bias caused by such an effect.
3.7K
First Pass Effect01:12

First Pass Effect

7.9K
Presystemic elimination, or the first-pass effect, is the metabolism of drugs that reduces their effective concentration at the site of action. Apart from the first-pass effect, the systemic bioavailability of the drug is also reduced by other factors, including incomplete absorption or chemical degradation of drugs.
Depending on the route of administration, drugs can be metabolized in the liver, intestine, lungs, and vasculature. Orally administered drugs are first absorbed through the...
7.9K
Hindsight Biases01:12

Hindsight Biases

4.1K
Hindsight bias leads you to believe that the event you just experienced was predictable, even though it really wasn’t. In other words, you knew all along that things would turn out the way they did. Can you relate this to the phrase "Hindsight is 20/20" now? 
4.1K
Testing a Claim about Mean: Unknown Population SD01:21

Testing a Claim about Mean: Unknown Population SD

5.0K
A complete procedure of testing a hypothesis about a population mean when the population standard deviation is unknown is explained here.
Estimating a population mean requires the samples to be approximately normally distributed. The data should be collected from the randomly selected samples having no sampling bias. There is no specific requirement for sample size. But if the sample size is less than 30, and we don't know the population standard deviation, a different approach is used;...
5.0K

You might also read

Related Articles

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

Sort by
Same author

Effect of Electron-Withdrawing Substituents on Raman Spectra of Diaryl-BTBT Derivatives.

International journal of molecular sciences·2026
Same author

Spatiotemporally localized optical links and knots.

Nature communications·2026
Same author

Wigner picture of partially coherent accelerating beams.

Optics letters·2026
Same author

Synthesis, Phase Behavior, and Semiconductor Properties of Siloxane Copolymers Containing Grafted C8-BTBT Units.

Macromolecular rapid communications·2026
Same author

High-efficiency generation of Bessel-Gaussian vortex beams using Bessel-phase-embedded fork-shaped holograms.

Applied optics·2026
Same author

Conformational Polymorphism of 4,7-Bis(4-(trimethylsilyl)phenyl)-2,1,3-benzothiadiazole Crystals.

Molecules (Basel, Switzerland)·2026
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Related Experiment Video

Updated: Nov 22, 2025

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

10.1K

Veiled Talbot Effect.

Murat Yessenov1, Layton A Hall1, Sergey A Ponomarenko2,3

  • 1CREOL, The College of Optics and Photonics, University of Central Florida, Orlando, Florida 32816, USA.

Physical Review Letters
|January 7, 2021
PubMed
Summary
This summary is machine-generated.

Introducing spatiotemporal spectral correlations into pulsed optical fields eliminates axial dynamics. A novel veiled Talbot effect, observable only with time-resolved measurements, is revealed, demonstrating "time diffraction".

More Related Videos

In vitro Mesothelial Clearance Assay that Models the Early Steps of Ovarian Cancer Metastasis
08:54

In vitro Mesothelial Clearance Assay that Models the Early Steps of Ovarian Cancer Metastasis

Published on: February 17, 2012

14.7K
Testing Tactile Masking between the Forearms
08:05

Testing Tactile Masking between the Forearms

Published on: February 10, 2016

6.6K

Related Experiment Videos

Last Updated: Nov 22, 2025

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
13:00

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

10.1K
In vitro Mesothelial Clearance Assay that Models the Early Steps of Ovarian Cancer Metastasis
08:54

In vitro Mesothelial Clearance Assay that Models the Early Steps of Ovarian Cancer Metastasis

Published on: February 17, 2012

14.7K
Testing Tactile Masking between the Forearms
08:05

Testing Tactile Masking between the Forearms

Published on: February 10, 2016

6.6K

Area of Science:

  • Optics and Photonics
  • Ultrafast Science
  • Wave Phenomena

Background:

  • The Talbot effect describes self-imaging of periodic optical fields during propagation.
  • Standard Talbot effect exhibits periodic axial revivals in physical space.
  • Ultrafast pulsed optical fields present unique propagation dynamics.

Purpose of the Study:

  • To investigate the impact of spatiotemporal spectral correlations on the Talbot effect in ultrafast pulsed optical fields.
  • To reveal a novel propagation phenomenon hidden in time-averaged intensity measurements.
  • To demonstrate the concept of "time diffraction" in optical fields.

Main Methods:

  • Utilizing ultrafast pulsed optical fields with periodic transverse spatial profiles.
  • Introducing tight spatiotemporal spectral correlations into the optical field.
  • Employing time-resolved measurements to observe propagation dynamics.
  • Analyzing the temporal profile of the field envelope at fixed axial planes.

Main Results:

  • Axial dynamics and revivals in physical space are completely eliminated.
  • A veiled Talbot effect is uncovered, dependent on spatiotemporal correlations.
  • "Time diffraction" is observed, where temporal profiles mimic spatial propagation segments.
  • Time-averaged intensity measurements obscure this veiled Talbot effect.

Conclusions:

  • Spatiotemporal spectral correlations fundamentally alter the propagation dynamics of periodic pulsed optical fields.
  • The veiled Talbot effect and "time diffraction" represent new phenomena observable in ultrafast optics.
  • Time-resolved measurements are crucial for observing these subtle effects, which are masked by intensity integration.