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

Solubility03:00

Solubility

23.0K
Solution, Solubility, and Solubility Equilibrium
A solution is a homogeneous mixture composed of a solvent, the major component, and a solute, the minor component. The physical state of a solution—solid, liquid, or gas—is typically the same as that of the solvent. Solute concentrations are often described with qualitative terms such as dilute (of relatively low concentration) and concentrated (of relatively high concentration).
In a solution, the solute particles (molecules,...
23.0K
Intermolecular Forces in Solutions02:28

Intermolecular Forces in Solutions

41.2K
The formation of a solution is an example of a spontaneous process, a process that occurs under specified conditions without energy from some external source.
When the strengths of the intermolecular forces of attraction between solute and solvent species in a solution are no different than those present in the separated components, the solution is formed with no accompanying energy change. Such a solution is called an ideal solution. A mixture of ideal gases (or gases such as helium and argon,...
41.2K
Entropy and Solvation02:05

Entropy and Solvation

8.8K
The process of surrounding a solute with solvent is called solvation. It involves evenly distributing the solute within the solvent. The rule of thumb for determining a solvent for a given compound is that like dissolves like. A good solvent has molecular characteristics similar to those of the compound to be dissolved. For example, polar solutions dissolve polar solutes, and apolar solvents dissolve apolar solutes. A polar solvent is a solvent that has a high dielectric constant (ϵ...
8.8K
Intermolecular Forces03:13

Intermolecular Forces

78.6K
Atoms and molecules interact through bonds (or forces): intramolecular and intermolecular. The forces are electrostatic as they arise from interactions (attractive or repulsive) between charged species (permanent, partial, or temporary charges) and exist with varying strengths between ions, polar, nonpolar, and neutral molecules. The different types of intermolecular forces are ion–dipole, dipole–dipole, hydrogen bonds, and dispersion; among these, dipole–dipole, hydrogen...
78.6K
Surface Active Agents01:27

Surface Active Agents

131
Surfactants, named for their behavior at interfaces, positively adsorb at the interfaces of two phases, reducing interfacial tension. Their versatility as emulsifiers, detergents, and foaming agents stems from this ability. Surfactants, often termed amphiphiles, share the property of amphipathy, with molecules having both hydrophilic and hydrophobic portions. The hydrophilic part is called the head, and the hydrophobic part, including an elongated alkyl substituent, forms the tail.Surfactants...
131
The Colloidal State01:29

The Colloidal State

163
The formation of a colloidal system is exemplified by an aqueous solution containing Cl− ions is introduced to another containing Ag+ ions, resulting in the precipitation of solid AgCl as extremely tiny crystals. Instead of settling out as a filterable precipitate, these crystals remain suspended in the liquid, showcasing a colloidal system.A colloidal system involves colloidal particles within the approximate range of 1 to 1000 nm in at least one dimension, dispersed in a medium called...
163

You might also read

Related Articles

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

Sort by
Same author

Evaporation-Induced Phase Transitions in Free-Standing Plasmonic Nanoparticle Assemblies.

Nano letters·2026
Same author

Upcycling rice husk ash into antiseptic-encapsulated ordered mesoporous silica materials for antimicrobial applications.

Journal of materials chemistry. B·2025
Same author

Colloidal Tunable Metasurfaces via Depletion-Induced Self-Assembly of Plasmonic Nanorods.

ACS applied materials & interfaces·2025
Same author

Tunable Plasmonic Circular Dichroism of Hierarchical Chiral Assemblies.

Chemistry of materials : a publication of the American Chemical Society·2025
Same author

Plasmonic Polymorphs by Combining Shape Anisotropy and Soft Interactions in Bipyramid Thin Films.

Small (Weinheim an der Bergstrasse, Germany)·2025
Same author

Form factor of prismatic particles for small-angle scattering analysis.

Journal of applied crystallography·2025
Same journal

Nanopore sequencing with proteins: synchronization and dischronization of molecular dynamics simulations with laboratory and industrial developments.

Soft matter·2026
Same journal

Catanionics from biosurfactants and regular surfactants: miscibility and structure.

Soft matter·2026
Same journal

Adhesives with a thickness smaller than the fractocohesive length enhance adhesion.

Soft matter·2026
Same journal

Non-equilibrium phase transitions in hybrid Voronoi models of cell colonies.

Soft matter·2026
Same journal

Effects of methoxy substituents on self-assembly and gelation performance of benzamide-based organogelators.

Soft matter·2026
Same journal

Rheology of <i>Escherichia coli</i> suspensions with various bacterial morphologies and motion characteristics.

Soft matter·2026
See all related articles

Related Experiment Video

Updated: Apr 15, 2026

Flash NanoPrecipitation for the Encapsulation of Hydrophobic and Hydrophilic Compounds in Polymeric Nanoparticles
10:12

Flash NanoPrecipitation for the Encapsulation of Hydrophobic and Hydrophilic Compounds in Polymeric Nanoparticles

Published on: January 7, 2019

24.0K

Solvent-driven interactions between hydrophobically-coated nanoparticles.

Stéphanie Hajiw1, Julien Schmitt, Marianne Impéror-Clerc

  • 1Université Paris-Sud 11-CNRS, Laboratoire de Physique des Solides, UMR-CNRS 8502, Bat 510, Centre Universitaire 91405 ORSAY Cedex, France. brigitte.pansu@u-psud.fr.

Soft Matter
|April 15, 2015
PubMed
Summary
This summary is machine-generated.

Ligand-coated gold nanoparticles interact differently based on solvent molecule shape, not just chemical affinity. This finding impacts nanoparticle self-assembly into superlattices.

More Related Videos

A Technique to Functionalize and Self-assemble Macroscopic Nanoparticle-ligand Monolayer Films onto Template-free Substrates
08:09

A Technique to Functionalize and Self-assemble Macroscopic Nanoparticle-ligand Monolayer Films onto Template-free Substrates

Published on: May 9, 2014

11.5K
Using Polystyrene-block-polyacrylic acid-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization
09:02

Using Polystyrene-block-polyacrylic acid-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization

Published on: July 9, 2015

13.0K

Related Experiment Videos

Last Updated: Apr 15, 2026

Flash NanoPrecipitation for the Encapsulation of Hydrophobic and Hydrophilic Compounds in Polymeric Nanoparticles
10:12

Flash NanoPrecipitation for the Encapsulation of Hydrophobic and Hydrophilic Compounds in Polymeric Nanoparticles

Published on: January 7, 2019

24.0K
A Technique to Functionalize and Self-assemble Macroscopic Nanoparticle-ligand Monolayer Films onto Template-free Substrates
08:09

A Technique to Functionalize and Self-assemble Macroscopic Nanoparticle-ligand Monolayer Films onto Template-free Substrates

Published on: May 9, 2014

11.5K
Using Polystyrene-block-polyacrylic acid-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization
09:02

Using Polystyrene-block-polyacrylic acid-coated Metal Nanoparticles as Monomers for Their Homo- and Co-polymerization

Published on: July 9, 2015

13.0K

Area of Science:

  • Colloid and Surface Science
  • Materials Science
  • Nanotechnology

Background:

  • Interactions between hydrophobic gold nanoparticles in oil involve van der Waals forces and ligand interactions.
  • Ligand interactions are typically considered repulsive in good solvents and attractive in bad solvents.

Purpose of the Study:

  • To investigate the role of solvent conformation, beyond chemical affinity, on ligand-ligand interactions.
  • To understand the impact of solvent properties on the self-assembly of gold nanoparticles.

Main Methods:

  • Measuring the structure factor of interacting gold nanoparticles in various solvents.
  • Utilizing different solvents with varying molecular sizes and shapes (e.g., n-dodecane, n-hexadecane, toluene, cyclohexane).

Main Results:

  • Solvent molecule conformation significantly influences ligand-ligand interactions, in addition to chemical affinity.
  • Gold nanoparticles with hexanethiol or dodecanethiol ligands showed greater attraction in flexible solvents (n-dodecane, n-hexadecane) compared to rigid solvents (toluene, cyclohexane).
  • This enhanced attraction led to superlattice formation at lower volume fractions in flexible solvents.

Conclusions:

  • Solvent molecular structure is a critical factor in controlling nanoparticle interactions and self-assembly.
  • The findings challenge the conventional understanding of solvent effects on nanoparticle systems.
  • An analogy with polymer-grafted colloids in polymer melts helps explain the observed phenomena.