Fabrication, properties and applications of Janus particles

Area of Science:

• Colloid and Surface Science
• Materials Science
• Nanotechnology

Background:

• Janus particles, conceptualized in the 1990s, are colloidal particles with two distinct faces.
• Recent advances in fabrication have spurred significant interest in their unique properties and applications.

Purpose of the Study:

• To critically review the main fabrication methods for Janus particles.
• To highlight recent advancements in their properties and applications.
• To propose future research and development directions.

Main Methods:

• Categorization of Janus particles into polymeric, inorganic, and polymeric-inorganic types.
• Discussion of various shapes including spherical, cylindrical, and disk-like.
• Analysis of common and specific preparation principles.

Main Results:

• Overview of diverse fabrication techniques for different Janus particle categories.
• Summary of key properties and emerging applications.
• Identification of challenges and opportunities in Janus particle research.

Conclusions:

• Janus particles exhibit diverse forms and properties, driven by advanced fabrication.
• Their unique characteristics enable a growing range of applications.
• Continued research promises further innovation in Janus particle technology.