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

Nonlinear alternating current responses of electrorheological solids.

J P Huang1

  • 1Department of Physics, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong. jphuang@alumni.cuhk.net

The Journal of Physical Chemistry. B
|July 26, 2006
PubMed
Summary

Nonlinear dielectric composites exhibit higher-order harmonics when exposed to alternating current (ac) electric fields. Measuring these nonlinear ac responses allows for real-time monitoring of electrorheological (ER) solid structure transformations.

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

[Comprehensive application of mixed profile deconvolution and Y-STR in solving a rape-induced pregnancy case.]

Fa yi xue za zhi·2026
Same author

[Clinical and pathological characteristics analysis of 40 reoperation cases after thermal ablation treatment for thyroid carcinoma].

Zhonghua yi xue za zhi·2025
Same author

[Analysis of the correlation between blood lipid levels and cognitive dysfunction in elderly people aged 65 and above].

Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]·2025
Same author

[Healing effect of photodynamic therapy on extraction sockets of periodontally compromised teeth: a randomized, controlled, superiority clinical trial].

Zhonghua kou qiang yi xue za zhi = Zhonghua kouqiang yixue zazhi = Chinese journal of stomatology·2024
Same author

Enhancement of blue and ultraviolet components in PCF-based supercontinuum generation through inter-modal dispersive-wave radiation.

Optics letters·2023
Same author

[Clinicopathological analysis of 6 cases of lung adenocarcinoma with concomitant EGFR mutation and ALK fusion].

Zhonghua bing li xue za zhi = Chinese journal of pathology·2021

Area of Science:

  • Materials Science
  • Condensed Matter Physics
  • Electrorheology

Background:

  • Dielectric composites with nonlinear particles show complex responses to electric fields.
  • Electrorheological (ER) solids undergo structural changes under external fields.
  • Understanding these nonlinear responses is key to material characterization.

Purpose of the Study:

  • To analytically derive local electric fields and dipole moments in ER solids.
  • To extract fundamental and third-order harmonics of the dielectric response.
  • To investigate the influence of anisotropy on harmonic generation and explore real-time monitoring possibilities.

Main Methods:

  • Application of the Ewald-Kornfeld formulation to derive electric fields and dipole moments.

Related Experiment Videos

  • Perturbation expansion method to analytically extract harmonic responses.
  • Analysis within the framework of spectral representation theory.

    • Main Results:

    • The dielectric response of ER solids includes higher-order harmonic frequencies.
    • Anisotropy significantly impacts the fundamental and third-order harmonics.
    • The derived analytical expressions provide a theoretical basis for observed phenomena.

    Conclusions:

    • Nonlinear ac responses of ER solids are directly linked to their structural anisotropy.
    • Measuring these nonlinear responses offers a potential method for real-time monitoring of structural transformations.
    • The study provides a theoretical foundation for understanding and utilizing nonlinear dielectric phenomena in ER materials.