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Related Experiment Video

Updated: May 9, 2026

Preparation of Janus Particles and Alternating Current Electrokinetic Measurements with a Rapidly Fabricated Indium Tin Oxide Electrode Array

Preparation of Janus Particles and Alternating Current Electrokinetic Measurements with a Rapidly Fabricated Indium Tin Oxide Electrode Array

Published on: June 23, 2017

Multicomponent inorganic Janus particles with controlled compositions, morphologies, and dimensions.

Yekaterina L Lyubarskaya¹, Alexander A Shestopalov

¹Department of Chemistry, University of Rochester, Rochester, New York 14627, United States.

ACS Applied Materials & Interfaces

|July 11, 2013

Summary

Researchers developed a novel method for creating shape-controlled multicomponent particles with metallic, magnetic, and oxide layers. This technique enables precise control over particle properties and allows for orthogonal surface functionalization, ideal for studying nonsymmetrical self-assembly.

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Last Updated: May 9, 2026

Preparation of Janus Particles and Alternating Current Electrokinetic Measurements with a Rapidly Fabricated Indium Tin Oxide Electrode Array

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Published on: February 27, 2016

Area of Science:

Materials Science
Nanotechnology
Surface Chemistry

Background:

Precise control over particle composition and shape is crucial for advanced material applications.
Fabricating multicomponent particles with distinct, orthogonally addressable surface functionalities remains a challenge.

Purpose of the Study:

To report a new protocol for preparing shape-controlled multicomponent particles.
To enable precise control over particle composition, shape, and size.
To facilitate the study of nonsymmetrical self-assembly.

Main Methods:

Developed a protocol for synthesizing multicomponent particles with metallic (Au, Ti), magnetic (Ni), and oxide (SiO2, TiO2) layers.
Achieved precise control over particle composition, shape, and size.
Utilized orthogonal functionalization via organosilanes and thiol chemistries on nonsymmetrical particles.

Main Results:

Successfully prepared shape-controlled multicomponent particles with defined layers.
Demonstrated precise control over particle composition, shape, and size.
Fabricated nonsymmetrical particles with orthogonally functionalizable surfaces.

Conclusions:

The developed protocol offers a versatile platform for creating complex multicomponent particles.
These particles are ideal for fundamental studies in nonsymmetrical self-assembly at meso- and microscales.
The ability to orthogonally functionalize particle surfaces opens new avenues in materials design.