Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Factors Influencing Attraction III: Similarity

Factors Influencing Attraction III: Similarity

The similarity hypothesis suggests that individuals are more likely to form relationships with others who share similar attitudes, beliefs, values, and interests. This concept has been widely studied in social psychology, demonstrating that perceived similarity fosters interpersonal attraction. In an experiment supporting this hypothesis, participants were presented with fabricated information indicating that strangers held attitudes similar to their own. The results showed that participants...

Relationship Formation

Relationship Formation

What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...

Cohesion

Cohesion

Cohesion is the attraction between molecules of the same type, such as water molecules. Water molecules have an overall neutral charge but are polar molecule. An oxygen atom in one water molecule has a partial negative charge that can bind to a hydrogen atom with a partial positive charge in a second water molecule, forming a hydrogen bond. Each water molecule can form up to four hydrogen bonds with other water molecules. Hydrogen bonds are responsible for water's cohesive nature.
On a surface,...

Pore Size Distribution

Pore Size Distribution

In concrete, the pore size distribution significantly influences the material's properties. Capillary pores, markedly larger than gel pores, form a vast network within partially hydrated cement paste, reducing the concrete's strength and increasing its permeability. This heightened permeability leads to a greater risk of damage from environmental factors like freeze-thaw cycles and chemical attacks, with the extent of vulnerability also being tied to the water-to-cement ratio.
Adequate...

Maximum Size of Aggregate

Maximum Size of Aggregate

The maximum size of aggregate is defined as the aperture of the sieve retaining 15 percent or more of the particles present in the aggregate sample. The aggregate's maximum size impacts the concrete's water requirement, workability, and strength. Larger aggregates reduce the surface area needing cement paste coverage, which can lower water needs, thereby allowing a decrease in the water-to-cement ratio when the desired workability and richness of the mix are to be maintained, which can result...

Factors Influencing Attraction I: Proximity

Factors Influencing Attraction I: Proximity

Proximity plays a fundamental role in shaping interpersonal attraction by increasing opportunities for interaction and fostering familiarity. Research consistently demonstrates that individuals are more likely to form social bonds with those who are physically closer to them, whether in residential settings, workplaces, or educational institutions. This effect is largely driven by the increased frequency of encounters, which facilitates the development of friendships and romantic...

You might also read

Related Articles

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

Sort by

Same author

Nitrogen-oxygen plasma induces selective cancer cell death via apoptosis with lipid-peroxidation-associated mechanisms across multiple cancer cell models.

Scientific reports·2026

Same author

Advanced Characterization of Soft Cosmetic Film Deposits with X-Ray Microtomography.

Small methods·2025

Same author

Age-tailored artificial skin model for cosmetic film development.

Materials today. Bio·2025

Same author

Zinc Transporter ZIP13 G289R Variant from Spondylocheirodysplastic Ehlers-Danlos Syndrome Is Associated with Abnormal Hair Quality.

The Journal of investigative dermatology·2025

Same author

Age-associated interplay between zinc deficiency and Golgi stress hinders microtubule-dependent cellular signaling and epigenetic control.

Developmental cell·2025

Same author

Evaporative Morphology Tuning of Conducting Polymer Films Under Controlled Vacuum Conditions.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2024

Search research articles

Related Experiment Video

Updated: May 18, 2026

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Published on: August 2, 2012

Coalescence preference depends on size inequality.

Byung Mook Weon¹, Jung Ho Je

¹X-ray Imaging Center, Department of Materials Science and Engineering, Pohang University of Science and Technology, San 31, Hyoja-dong, Pohang 790-784, Korea. bmweon@hotmail.com

Physical Review Letters

|September 26, 2012

Summary

This summary is machine-generated.

The final position of coalesced bubbles or droplets depends on the size of the original parents. This phenomenon is governed by surface energy release and follows a power-law relationship with the parent size ratio.

More Related Videos

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Published on: January 13, 2023

A Visual Guide to Sorting Electrophysiological Recordings Using 'SpikeSorter'

A Visual Guide to Sorting Electrophysiological Recordings Using 'SpikeSorter'

Published on: February 10, 2017

Related Experiment Videos

Last Updated: May 18, 2026

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Published on: August 2, 2012

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates

Published on: January 13, 2023

A Visual Guide to Sorting Electrophysiological Recordings Using 'SpikeSorter'

A Visual Guide to Sorting Electrophysiological Recordings Using 'SpikeSorter'

Published on: February 10, 2017

Area of Science:

Fluid dynamics
Interfacial phenomena
Surface science

Background:

Bubble and droplet coalescence is common in nature and industry.
The final position of the coalesced entity has been puzzling.
Previous studies have not fully explained the preference for positioning near larger parents.

Purpose of the Study:

To investigate the preferential positioning of coalesced bubbles/droplets relative to their parent sizes.
To determine the relationship between parent size ratio and the final position of the coalesced entity.
To identify the underlying physical mechanism controlling the coalescence outcome.

Main Methods:

Direct visualization of air bubbles coalescing on an oil-water interface.
Direct visualization of water droplets coalescing in oil.
Analysis of the final position of the coalesced sphere in relation to parent sizes.

Main Results:

The preference for the coalesced entity to be closer to the larger parent is confirmed.
This preference is directly dependent on the parent size ratio.
A power-law relationship was established between the final position and the parent size ratio.

Conclusions:

The final position of a coalesced bubble or droplet is primarily controlled by surface energy release.
The parent size ratio is a critical factor determining the coalescence outcome.
A predictive power-law model can describe the observed positioning preference.