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 Experiment Videos

Localized perturbations in binary fluid convection with and without throughflow.

P Büchel1, M Lücke

  • 1Institut für Theoretische Physik, Universität des Saarlandes, Postfach 151150, D-66041 Saarbrücken, Germany.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|April 17, 2001
PubMed
Summary

This study investigates convective perturbations in binary fluids, revealing how horizontal throughflow affects wave packets and fronts. Results quantify these effects, comparing linear analysis with nonlinear simulations for better understanding.

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

Osteoinduction and -conduction through absorbable bone substitute materials based on calcium sulfate: in vivo biological behavior in a rabbit model.

Journal of materials science. Materials in medicine·2018
Same author

New Method for Monitoring Partial Weight Bearing (PWB) of Outpatients with an Independent Insole Sensor System.

Acta chirurgiae orthopaedicae et traumatologiae Cechoslovaca·2016
Same author

Antimicrobial Formulations of Absorbable Bone Substitute Materials as Drug Carriers Based on Calcium Sulfate.

Antimicrobial agents and chemotherapy·2016
Same author

In vivo quantification of gentamicin released from an implant coating.

Journal of biomaterials applications·2016
Same author

Definitive treatment in a spiral-fracture of the distal humerus shaft with severe osteoporosis after two failed osteosynthesis: problem and solution. A case report and literature review.

European journal of trauma and emergency surgery : official publication of the European Trauma Society·2016
Same author

FDG μPET Fails to Detect a Disease-Specific Phenotype in Rats Transgenic for Huntington's Disease – A 15 Months Follow-up Study.

Journal of Huntington's disease·2015

Area of Science:

  • Fluid Dynamics
  • Convective Instabilities
  • Binary Fluid Mixtures

Background:

  • Spatially localized convective perturbations are crucial in fluid dynamics.
  • Understanding these dynamics is essential for various heat and mass transfer applications.
  • The influence of external flows, like Poiseuille throughflow, on these perturbations is not fully understood.

Purpose of the Study:

  • To investigate the dynamics and structure of convective perturbations in binary fluid layers.
  • To analyze the effect of a horizontal Poiseuille throughflow on these perturbations.
  • To compare linear analysis with nonlinear numerical simulations.

Main Methods:

  • Analysis of saddle points of dispersion relations in the complex wave number plane.
  • Quantitative elucidation of front and pulse properties as a function of Reynolds numbers and Soret coupling strength.

Related Experiment Videos

  • Numerical solution of full nonlinear field equations for small amplitude pulses and fronts.

    • Main Results:

    • Identified and analyzed fronts and pulse-like wave packets formed from three types of perturbations.
    • Quantified the impact of throughflow Reynolds numbers and Soret coupling strengths on perturbation properties.
    • Validated linear analysis results against numerical solutions of nonlinear equations.

    Conclusions:

    • The study provides a detailed quantitative understanding of convective perturbations in binary fluids under throughflow.
    • Comparison between linear and nonlinear approaches offers insights into the regimes where each is applicable.
    • Findings contribute to the fundamental knowledge of pattern formation and stability in fluid systems.