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

Shape and Texture of Coarse Aggregate01:25

Shape and Texture of Coarse Aggregate

Aggregate shape is classified based on the relative sharpness or roundness of the edges and corners. This classification includes categories like rounded, angular, elongated, and flaky, each with specific characteristics. Rounded aggregates, fully shaped by attrition, are typical of river or seashore gravel, while angular aggregates, such as crushed rock, have well-defined edges. Aggregates that are elongated and flaky are less desirable, as they can reduce the workability and strength of...
Surface Tension and Surface Energy01:16

Surface Tension and Surface Energy

When a paint brush is immersed in water, the bristles wave freely inside the water. When it is taken out, the bristles stick together. The reason behind this effect is surface tension.
Consider a beaker filled with liquid. The bulk molecules in the liquid experience equal attractive forces on all sides with the surrounding molecules. However, the surface molecules experience a net attractive force downward due to the bulk molecules. The surface of the liquid behaves like a stretched membrane,...
Surface Tension01:24

Surface Tension

Surface tension is defined as the force per unit length (γ) acting along the surface of a liquid. It arises due to strong intermolecular forces of attraction. A molecule located inside the bulk of the liquid is surrounded by other molecules and experiences equal forces in all directions. However, a molecule at the surface experiences unbalanced forces because there are more neighboring molecules below than above. This creates a net inward force that pulls surface molecules toward the interior,...
Surface Appendages of Archaea01:23

Surface Appendages of Archaea

Archaeal surface appendages are highly specialized structures essential for environmental adaptation, encompassing roles in adhesion, biofilm formation, and motility. Among these appendages, pili and archaella stand out for their distinct morphologies and functionalities, enabling archaea to thrive in diverse and often extreme environments.Pili: Adhesion and Biofilm FormationPili are filamentous structures assembled from pilin protein subunits, primarily contributing to adhesion and biofilm...
First Law: Particles in Two-dimensional Equilibrium01:18

First Law: Particles in Two-dimensional Equilibrium

Recall that a particle in equilibrium is one for which the external forces are balanced. Static equilibrium involves objects at rest, and dynamic equilibrium involves objects in motion without acceleration; but it is important to remember that these conditions are relative. For instance, an object may be at rest when viewed from one frame of reference, but that same object would appear to be in motion when viewed by someone moving at a constant velocity.
Newton's first law tells us about the...
Surface Tension of Fluid01:22

Surface Tension of Fluid

Surface tension is a fundamental property of fluids, occurring at the boundary between a liquid and a gas or between two immiscible liquids. This phenomenon arises from the cohesive forces between molecules at the fluid's surface, creating an effect similar to a stretched elastic membrane. Inside each fluid, molecules are equally attracted in all directions by neighboring molecules, but surface molecules experience a net inward force, resulting in surface tension.
Surface tension varies with...

You might also read

Related Articles

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

Sort by
Same author

Hydrodynamic scattering of a neutral squirmer by a near-wall curved obstacle: MPCD simulations and analytical theory.

Soft matter·2026
Same author

Dimensional confinement and superdiffusive rotational motion of uniaxial colloids in the presence of cylindrical obstacles.

The Journal of chemical physics·2025
Same author

Breaking the size constraint for nano cages using annular patchy particles.

Physical chemistry chemical physics : PCCP·2023
Same author

Rigidity-Induced Controlled Aggregation of Binary Colloids.

ACS omega·2023
Same author

Can playing Spirograph lead to an ordered structure in self-propelled particles?

Soft matter·2021
Same journal

Anharmonic phonons via quantum thermal bath simulations.

The Journal of chemical physics·2026
Same journal

Quantum simulation of alignment dependent differential cross sections in co-propagating molecular beams at cold collision energies.

The Journal of chemical physics·2026
Same journal

Non-additive ion effects on the coil-globule equilibrium of a generic polymer in aqueous salt solutions.

The Journal of chemical physics·2026
Same journal

Insights into the unexpected small reduction of the temperature of maximum density of water by lithium chloride addition.

The Journal of chemical physics·2026
Same journal

Optical frequency comb double-resonance spectroscopy of the 9030-9175 cm-1 states of ethylene.

The Journal of chemical physics·2026
Same journal

Time reversal breaking of colloidal particles in cells.

The Journal of chemical physics·2026
See all related articles

Related Experiment Video

Updated: Jun 23, 2026

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone (ITZ)
08:59

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone (ITZ)

Published on: December 16, 2019

Surface and mass fractals in patchy particle aggregation.

Mintu Yadav1, Sujin B Babu1

  • 1Out of Equilibrium Group, Department of Physics, Indian Institute of Technology Delhi, Hauz Khas, 110016 Delhi, India.

The Journal of Chemical Physics
|June 22, 2026
PubMed
Summary
This summary is machine-generated.

This study simulated patchy particle aggregation, revealing that both mass and surface fractals can form in these systems. This finding is crucial for understanding material properties and self-assembly mechanisms.

More Related Videos

Multiscale Structures Aggregated by Imprinted Nanofibers for Functional Surfaces
06:14

Multiscale Structures Aggregated by Imprinted Nanofibers for Functional Surfaces

Published on: September 11, 2018

Pattern Generation for Micropattern Traction Microscopy
09:26

Pattern Generation for Micropattern Traction Microscopy

Published on: February 17, 2022

Related Experiment Videos

Last Updated: Jun 23, 2026

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone (ITZ)
08:59

Determination of Aggregate Surface Morphology at the Interfacial Transition Zone (ITZ)

Published on: December 16, 2019

Multiscale Structures Aggregated by Imprinted Nanofibers for Functional Surfaces
06:14

Multiscale Structures Aggregated by Imprinted Nanofibers for Functional Surfaces

Published on: September 11, 2018

Pattern Generation for Micropattern Traction Microscopy
09:26

Pattern Generation for Micropattern Traction Microscopy

Published on: February 17, 2022

Area of Science:

  • Materials Science
  • Statistical Physics
  • Computational Chemistry

Background:

  • Fractal analysis is key to understanding irregular, scale-invariant structures in self-aggregating systems like colloids and proteins.
  • Predicting material properties and growth mechanisms relies on fractal studies of complex aggregations.

Purpose of the Study:

  • To investigate the aggregation behavior of spherical patchy particles with specific interaction potentials.
  • To determine the formation of fractal structures (mass and surface) in simulated irreversible patchy particle systems.

Main Methods:

  • Simulation of patchy particle aggregation with variable isotropic potential strength.
  • Structural analysis including hexagonal and cubic lattice formation.
  • Calculation of structure factor, mass fractal dimension, and surface roughness.

Main Results:

  • Hexagonal lattices observed at low isotropic strengths, transitioning to locally cubic structures at higher strengths.
  • Structure factor analysis indicated the presence of both mass and surface fractals.
  • Independent confirmation of mass and surface fractal dimensions through cluster size and surface roughness measurements.

Conclusions:

  • Both mass and surface fractals can emerge in irreversible patchy particle systems.
  • The findings contribute to understanding the complex growth mechanisms and structural properties of self-aggregating materials.
  • Simulation results provide insights into the design and prediction of material properties based on particle interactions.