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Updated: Jun 3, 2026

Preparation of Monodomain Liquid Crystal Elastomers and Liquid Crystal Elastomer Nanocomposites

Preparation of Monodomain Liquid Crystal Elastomers and Liquid Crystal Elastomer Nanocomposites

Published on: February 6, 2016

Nanosized shape-changing colloids from liquid crystalline elastomers.

Sönke Haseloh¹, Christian Ohm, Fay Smallwood

¹Institute for Organic Chemistry, Johannes Gutenberg University of Mainz, 55099 Mainz, Germany.

Macromolecular Rapid Communications

|March 25, 2011

Summary

This summary is machine-generated.

Researchers developed shape-changing nanospheres using liquid crystalline elastomers. These nanoparticles transform shape at specific temperatures, creating anisotropic structures for advanced material applications.

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Area of Science:

Materials Science
Polymer Chemistry
Nanotechnology

Background:

Liquid crystalline elastomers (LCEs) exhibit unique responsive properties.
Controlling nanoparticle shape and behavior is crucial for advanced materials.

Purpose of the Study:

To develop a method for preparing shape-changing nanospheres from LCEs.
To investigate the shape-changing capabilities of these nanospheres upon thermal phase transition.

Main Methods:

Miniemulsion process to synthesize polymer colloids.
Crosslinking of liquid crystalline main-chain polyester into nanometer-sized LCEs.
Temperature-dependent transmission electron microscopy to observe shape changes.

Main Results:

Successfully prepared nanosized LCEs with shape-changing abilities.
Observed significant shape transformation at the smectic A to isotropic phase transition temperature.
Demonstrated the creation of shape-anisotropic nanoparticles induced by phase transition.

Conclusions:

The reported method enables the fabrication of responsive nanospheres from LCEs.
Thermal phase transitions effectively control nanoparticle shape, leading to anisotropic structures.
These findings offer potential for novel applications in responsive nanomaterials.