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Related Experiment Video

Updated: May 17, 2026

Fabrication of Spherical and Worm-shaped Micellar Nanocrystals by Combining Electrospray, Self-assembly, and Solvent-based Structure Control
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Fabrication of Spherical and Worm-shaped Micellar Nanocrystals by Combining Electrospray, Self-assembly, and Solvent-based Structure Control

Published on: February 11, 2018

Thermoforming nanoparticle aggregates via interfacial ionic self-diffusion.

Shun Ishioka1,2, Yuki Hiromatsu2, Jiaxin Peng3

  • 1SANKEN (The Institute of Scientific and Industrial Research), The University of Osaka, 8-1 Mihogaoka, Ibaraki, Osaka 567-0047, Japan.

Science Advances
|May 15, 2026
PubMed
Summary
This summary is machine-generated.

Researchers developed a thermoforming strategy for nanoparticle aggregates using cellulose nanofibers (CNFs). This method imparts thermoplasticity, enabling 3D molding and lamination for advanced material applications.

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Last Updated: May 17, 2026

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Fabricating Degradable Thermoresponsive Hydrogels on Multiple Length Scales via Reactive Extrusion, Microfluidics, Self-assembly, and Electrospinning

Published on: April 16, 2018

Area of Science:

  • Materials Science
  • Nanotechnology
  • Polymer Science

Background:

  • Dense nanoparticle aggregates possess excellent properties but lack thermoplasticity, limiting their processing to simple forms like sheets or filaments.
  • Current fabrication methods restrict the application scope of nanoparticle-based materials.

Purpose of the Study:

  • To develop a novel thermoforming strategy for nanoparticle aggregates.
  • To enable the fabrication of complex 3D structures from nanoparticle materials.

Main Methods:

  • Introduced anionic functional groups onto cellulose nanofibers (CNFs).
  • Paired anions with highly dissociable ionic liquid (IL) counterions to create thermoplastic CNF aggregates.
  • Utilized heat-induced self-diffusion of IL counterions for aggregate manipulation.

Main Results:

  • Successfully achieved thermoplasticity in CNF aggregates.
  • Demonstrated thermoforming capabilities including 3D molding, selective sealing, and multilayer lamination.
  • Validated the strategy's applicability to graphene oxide systems.

Conclusions:

  • The developed thermoforming strategy overcomes limitations of traditional nanoparticle aggregate processing.
  • This approach allows for versatile fabrication of complex structures from nanomaterials.
  • The method shows potential for broader applications in materials science and nanotechnology.