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

Dynamic scaling theory for a tethered membrane in solution.

S Y Sheu1, D Y Yang

  • 1Department of Life Science, National Yang-Ming University, Taipei, Taiwan.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|June 21, 2001
PubMed
Summary

We reveal how membrane solutions exhibit distinct dynamic scaling behaviors. This study explains viscosity and diffusion coefficients in concentrated membrane systems, crucial for understanding hydrodynamic screening effects.

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

[Correlation study of occupational ionizing radiation exposure and human metabolic index abnormalities based on Lasso variable selection].

Zhonghua lao dong wei sheng zhi ye bing za zhi = Zhonghua laodong weisheng zhiyebing zazhi = Chinese journal of industrial hygiene and occupational diseases·2025
Same author

[Analysis of factors influencing lung function in patients with pneumoconiosis].

Zhonghua lao dong wei sheng zhi ye bing za zhi = Zhonghua laodong weisheng zhiyebing zazhi = Chinese journal of industrial hygiene and occupational diseases·2023
Same author

[A preliminary study on the efficacy and safety of a new type of trabeculotome tunnelling trabeculoplasty for open-angle glaucoma].

[Zhonghua yan ke za zhi] Chinese journal of ophthalmology·2023
Same author

[A study on the correlation between occupational radiation exposure and risk of chronic metoblis disease].

Zhonghua lao dong wei sheng zhi ye bing za zhi = Zhonghua laodong weisheng zhiyebing zazhi = Chinese journal of industrial hygiene and occupational diseases·2021
Same author

[A story on the birth of the first electrocardiograph in China].

Zhonghua xin xue guan bing za zhi·2021
Same author

Metastatic pattern and prognosis of gastrointestinal stromal tumor (GIST): a SEER-based analysis.

Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico·2019

Area of Science:

  • Polymer Physics
  • Soft Matter Physics
  • Solution Chemistry

Background:

  • Membranes in solution exhibit complex dynamic behaviors influenced by factors like concentration and hydrodynamic interactions.
  • Understanding these dynamics is key to applications ranging from drug delivery to materials science.

Purpose of the Study:

  • To investigate the dynamic scaling behavior of specific viscosity and diffusion coefficients for single and concentrated membrane solutions.
  • To elucidate the role of hydrodynamic screening and excluded volume effects on membrane dynamics.

Main Methods:

  • Derivation of Langevin equations from membrane free energies.
  • Application of the Kirkwood diffusion equation to analyze time evolution in configuration space.
  • Utilizing the dimension reduction method for single membrane solutions.

Related Experiment Videos

  • Employing the effective medium argument for concentrated membrane solutions.

    • Main Results:

    • Identified two distinct time scales in membrane dynamics, separated by a factor dependent on internal space dimension (D).
    • Resolved dynamic scaling exponents for diffusion and viscosity in single membrane solutions.
    • Developed a concentration-dependent power law for viscosity and diffusion in concentrated solutions, incorporating effective excluded volume and draining parameters.

    Conclusions:

    • The study provides fundamental insights into the behavior of membranes in solution.
    • Demonstrates the significant impact of hydrodynamic screening and excluded volume effects on membrane dynamics.
    • Offers a framework for predicting membrane solution properties across various concentrations and solvent conditions.