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

Serum Laboratory Studies, Stool Test, Breath Test01:30

Serum Laboratory Studies, Stool Test, Breath Test

918
Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
918
Integration of Synaptic Events01:28

Integration of Synaptic Events

4.3K
Synaptic integration mainly includes the summation of graded potentials. Graded potentials, regardless of their type, cause subtle alterations in membrane voltage, resulting in either depolarization or hyperpolarization. These incremental changes, when combined or summed, can propel the neuron toward its threshold. Consider, for example, a membrane experiencing a +15 mV shift, causing it to depolarize from -70 mV to -55 mV. In this scenario, graded potentials govern the membrane's ability to...
4.3K
Schwarzschild Radius and Event Horizon01:21

Schwarzschild Radius and Event Horizon

2.8K
No object with a finite mass can travel faster than the speed of light in a vacuum. This fact has an interesting consequence in the domain of extremely high gravitational fields.
The minimum speed required to launch a projectile from the surface of an object to which it is gravitationally bound so that it eventually escapes the object’s gravitational field is called the escape velocity. The escape velocity is independent of the mass of the object. Merging the idea of escape...
2.8K
Case Studies01:22

Case Studies

13.7K
There are many research methods available to psychologists in their efforts to understand, describe, and explain behavior and the cognitive and biological processes that underlie it.
13.7K
Imaging Studies I: Kidney, Ureter, and Bladder Studies01:28

Imaging Studies I: Kidney, Ureter, and Bladder Studies

394
Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
394
Longitudinal Studies01:26

Longitudinal Studies

540
Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
540

You might also read

Related Articles

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

Sort by
Same author

Calibration of a gated neutron time-of-flight spectrometer with low-afterglow.

The Review of scientific instruments·2025
Same author

A two-dimensional imaging enabled x-ray streak camera system.

The Review of scientific instruments·2025
Same author

The efficacy and safety of vonoprazan-based high-dose dual therapy for eradication of Helicobacter pylori: A systematic review and meta-analysis.

Journal of infection and public health·2025
Same author

Laboratory observation of ion drift acceleration via reflection off laser-produced magnetized collisionless shocks.

Science advances·2025
Same author

Stilbene-enriched extract from the leaves of Cajanus cajan attenuates psoriasis in imiquimod-induced psoriatic mice by targeting aryl hydrocarbon receptor and chemokines.

Journal of ethnopharmacology·2024
Same author

Electron stochastic acceleration in laboratory-produced kinetic turbulent plasmas.

Nature communications·2024
Same journal

Therapeutic potential of crude protein extracts from two Egyptian freshwater snails Lanistes carinatus and Bellamya unicolor.

Scientific reports·2026
Same journal

Microbial contamination of donor corneas and post-keratoplasty endophthalmitis: a comparison between Japanese and U.S. eye banks using cold storage.

Scientific reports·2026
Same journal

Prevalence and contributing factors of virological non-suppression among adult patients on first-line antiretroviral therapy in tertiary hospitals in Ethiopia.

Scientific reports·2026
Same journal

An in vitro comparison of color stability between alkasite and different restorative materials in various staining solutions.

Scientific reports·2026
Same journal

Toward accessible mRNA LNP formulation: systematic evaluation of mixing strategies and key parameters.

Scientific reports·2026
Same journal

A network analysis of personality traits, mentalizing, and psychological health in Chinese college students.

Scientific reports·2026
See all related articles

Related Experiment Video

Updated: Feb 15, 2026

Assaying DNA Damage in Hippocampal Neurons Using the Comet Assay
10:00

Assaying DNA Damage in Hippocampal Neurons Using the Comet Assay

Published on: December 19, 2012

28.2K

Laboratory Study on Disconnection Events in Comets.

Yan-Fei Li1,2, Yu-Tong Li3,4,5, Wei-Min Wang6,7

  • 1Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing, 100190, China.

Scientific Reports
|January 12, 2018
PubMed
Summary
This summary is machine-generated.

Comet plasma tails can detach during solar wind interactions. A new electrostatic field model, induced by thermal velocity differences, explains these disconnection events by causing ion convergence.

More Related Videos

Evaluating In Vitro DNA Damage Using Comet Assay
10:43

Evaluating In Vitro DNA Damage Using Comet Assay

Published on: October 11, 2017

39.7K
Author Spotlight: Unveiling the Role of SNF2L in Replication Fork Stability and Genome Duplication
05:55

Author Spotlight: Unveiling the Role of SNF2L in Replication Fork Stability and Genome Duplication

Published on: August 23, 2024

1.1K

Related Experiment Videos

Last Updated: Feb 15, 2026

Assaying DNA Damage in Hippocampal Neurons Using the Comet Assay
10:00

Assaying DNA Damage in Hippocampal Neurons Using the Comet Assay

Published on: December 19, 2012

28.2K
Evaluating In Vitro DNA Damage Using Comet Assay
10:43

Evaluating In Vitro DNA Damage Using Comet Assay

Published on: October 11, 2017

39.7K
Author Spotlight: Unveiling the Role of SNF2L in Replication Fork Stability and Genome Duplication
05:55

Author Spotlight: Unveiling the Role of SNF2L in Replication Fork Stability and Genome Duplication

Published on: August 23, 2024

1.1K

Area of Science:

  • Plasma physics
  • Astrophysics
  • Space science

Background:

  • Comets develop plasma tails when interacting with the solar wind.
  • Plasma tail disconnection events (TDEs) are a notable phenomenon where the tail detaches from the comet's head.

Purpose of the Study:

  • To investigate the mechanism behind cometary plasma tail disconnection events.
  • To simulate comet-solar wind interactions and observe tail behavior.

Main Methods:

  • Simulated comet-solar wind interaction using a laser-driven plasma cloud impacting a cylinder obstacle.
  • Employed optical shadowgraphy and interferometry to observe the plasma tail.
  • Utilized particle-in-cell (PIC) simulations to analyze the underlying physics.

Main Results:

  • Observed a disconnected plasma tail behind the obstacle in the experiment.
  • PIC simulations revealed an induced electrostatic field behind the obstacle.
  • This electrostatic field drives ion convergence, leading to tail disconnection.

Conclusions:

  • The study proposes an electrostatic-field-induced model as a potential explanation for cometary TDEs.
  • Differences in ion and electron thermal velocities are key to generating the electrostatic field.
  • This model offers a new perspective on the dynamics of cometary plasma tails.