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

Mesoscopic model for diffusion-influenced reaction dynamics.

Kay Tucci¹, Raymond Kapral

¹Max-Planck-Institut fur Physik Komplexer Systeme, Nothnitzer Strasse 38, 01187 Dresden, Germany. kay@ula.ve

The Journal of Chemical Physics

|July 23, 2004

Summary

This summary is machine-generated.

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

Technology Roadmap of Micro/Nanorobots.

ACS nano·2025

Same author

Dynamics of quantum-classical systems in nonequilibrium environments.

The Journal of chemical physics·2025

Same author

Self-assembly of chemical shakers.

The Journal of chemical physics·2024

Same author

Chemical Logic Gates on Active Colloids.

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

Same author

Clustering of chemically propelled nanomotors in chemically active environments.

Chaos (Woodbury, N.Y.)·2024

Same author

Self-organization of active colloids mediated by chemical interactions.

Soft matter·2024

Same journal

Metastable excited states of iodide-alkyl halide cluster anions: Insights from photodetachment spectroscopy and non-Hermitian quantum chemistry.

The Journal of chemical physics·2026

Same journal

Pressure-induced thermal expansion anomalies in dhcp iron hydride associated with magnetoelastic coupling.

The Journal of chemical physics·2026

Same journal

Seniority eigenstate configuration interaction.

The Journal of chemical physics·2026

Same journal

A data-driven modeling study on the accurate identification of Doppler-free saturated absorption spectra in diatomic tellurium (130Te2).

The Journal of chemical physics·2026

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

See all related articles

This study introduces a hybrid model to simulate diffusion-influenced reactions, revealing how particle interactions affect reaction rates in complex systems.

Area of Science:

Chemical Kinetics
Computational Physics
Mesoscopic Modeling

Background:

Understanding diffusion-influenced reaction kinetics is crucial for various chemical and physical processes.
Existing models often simplify hydrodynamic effects, limiting accuracy in dense systems.

Purpose of the Study:

To investigate the influence of diffusion on reaction rate constants using a novel hybrid mesoscopic model.
To analyze the A + C <==> B + C reaction kinetics under varying concentrations of catalytic particles.

Main Methods:

A hybrid mesoscopic multiparticle collision model incorporating full molecular dynamics for interactions.
Large-scale, three-dimensional simulations were performed to capture hydrodynamic effects.
Comparison with diffusion equation approaches in dilute and dense regimes.

Related Experiment Videos

Main Results:

The model accurately captures diffusion effects on reaction rates for the A + C <==> B + C reaction.
Simulation results align with diffusion equation predictions in dilute solutions.
Collective interactions in dense systems lead to volume fraction-dependent rate constants.

Conclusions:

The hybrid model provides a robust framework for studying diffusion-influenced reactions.
Hydrodynamic effects and collective interactions significantly impact reaction kinetics, especially at higher concentrations.