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

Search research articles

Related Experiment Videos

Amphiphilic hard body mixtures.

M Schmidt¹, C von Ferber

¹Institut für Theoretische Physik II, Heinrich-Heine-Universität Düsseldorf, Universitätsstrasse 1, D-40225 Düsseldorf, Germany.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics

|December 12, 2001

Summary

This study models ternary amphiphilic mixtures using hard spheres and needles. The developed theory accurately predicts the equation of state and demixing phase behavior, confirming the model's amphiphilic nature.

Related Concept Videos

You might also read

Related Articles

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

Sort by

Same author

Pseudo-knots in helical structures.

Soft matter·2020

Same author

Universal shape characteristics for the mesoscopic star-shaped polymer via dissipative particle dynamics simulations.

Journal of physics. Condensed matter : an Institute of Physics journal·2018

Same author

Universal shape characteristics for the mesoscopic polymer chain via dissipative particle dynamics.

Journal of physics. Condensed matter : an Institute of Physics journal·2016

Same author

Entropic equation of state and scaling functions near the critical point in uncorrelated scale-free networks.

Physical review. E, Statistical, nonlinear, and soft matter physics·2011

Same author

Star copolymers in porous environments: scaling and its manifestations.

Physical review. E, Statistical, nonlinear, and soft matter physics·2011

Same author

Critical phenomena on scale-free networks: logarithmic corrections and scaling functions.

Physical review. E, Statistical, nonlinear, and soft matter physics·2010

Area of Science:

Thermodynamics and statistical mechanics of soft matter systems.
Computational physics and molecular modeling.

Background:

Understanding ternary amphiphilic mixtures is crucial for various applications.
Existing models may not fully capture the complex behavior of these systems.

Purpose of the Study:

To introduce a simplified model for studying ternary amphiphilic mixtures.
To develop a geometry-based density functional theory for this model.
To validate the theoretical predictions with simulation data.

Main Methods:

A simplistic model of hard spheres (water) and hard needles (oil/amphiphiles) was employed.
The hydrophilic head was modeled as a hard sphere, and the hydrophobic tail as a thin needle.
Monte Carlo computer simulations were performed.
A geometry-based density functional theory was constructed.

Main Results:

The equation of state derived from the theory showed excellent agreement with simulation results.
The theoretical demixing phase diagram was investigated.
The predicted trends strongly supported the amphiphilic character of the model.

Conclusions:

The developed theoretical model provides a robust framework for studying ternary amphiphilic mixtures.
The combination of density functional theory and simulations offers accurate predictions of system behavior.
The model successfully captures the essential amphiphilic properties leading to phase separation.

Related Experiment Videos