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 Video

Updated: Jul 8, 2026

High-resolution Thermal Micro-imaging Using Europium Chelate Luminescent Coatings
09:01

High-resolution Thermal Micro-imaging Using Europium Chelate Luminescent Coatings

Published on: April 16, 2017

Imaging nanoscale spatio-temporal thermal fluctuations.

P S Crider1, N E Israeloff

  • 1Department of Physics, Northeastern University, Boston, Massachusetts 02115, USA.

Nano Letters
|May 11, 2006
PubMed
Summary

Researchers imaged electric polarization fluctuations in polymer films near the glass transition. Spatial fluctuations matched thermal predictions, while temporal fluctuations emerged at the glass transition, revealing nanoscale dynamics.

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

Communication: nanoscale ion fluctuations in Nafion polymer electrolyte.

The Journal of chemical physics·2014
Same author

Mechanism of DNA flexibility enhancement by HMGB proteins.

Nucleic acids research·2009
Same author

Local dielectric spectroscopy of near-surface glassy polymer dynamics.

The Journal of chemical physics·2008
Same author

Local polarization fluctuations in an aging glass.

Physical review letters·2005
Same author

Direct observation of molecular cooperativity near the glass transition.

Nature·2000

Area of Science:

  • Materials Science
  • Polymer Physics
  • Condensed Matter Physics

Background:

  • Understanding the glass transition in polymers is crucial for material properties.
  • Nanoscale dynamics near the glass transition influence material behavior.
  • Electric polarization plays a key role in polymer film functionality.

Purpose of the Study:

  • To image and analyze spatial and temporal fluctuations of electric polarization in polymer thin films.
  • To investigate the dynamics of polymer films near the glass transition temperature.
  • To compare experimental observations with theoretical predictions for thermal fluctuations.

Main Methods:

  • Utilized electric force microscopy (EFM) to probe nanoscale electric polarization.
  • Imaged fluctuations in polymer thin films below and near the glass transition temperature.

More Related Videos

Direct Imaging of Laser-driven Ultrafast Molecular Rotation
10:52

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging
05:45

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Published on: March 31, 2022

Related Experiment Videos

Last Updated: Jul 8, 2026

High-resolution Thermal Micro-imaging Using Europium Chelate Luminescent Coatings
09:01

High-resolution Thermal Micro-imaging Using Europium Chelate Luminescent Coatings

Published on: April 16, 2017

Direct Imaging of Laser-driven Ultrafast Molecular Rotation
10:52

Direct Imaging of Laser-driven Ultrafast Molecular Rotation

Published on: February 4, 2017

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging
05:45

Uncovering Hidden Dynamics of Natural Photonic Structures Using Holographic Imaging

Published on: March 31, 2022

  • Analyzed space-time dynamics of electric polarization at the nanoscale.

    • Main Results:

    • Observed quasi-static spatial fluctuations below the glass transition.
    • Found quantitative agreement between spatial fluctuations and thermal fluctuation predictions.
    • Detected the emergence of temporal fluctuations as the glass transition is approached.

    Conclusions:

    • Spatial fluctuations are governed by thermal effects below the glass transition.
    • Temporal fluctuations become significant near the glass transition, indicating dynamic changes.
    • EFM provides insights into the space-time dynamics of polymer films at the glass transition.