Nanogels and Microgels: From Model Colloids to Applications, Recent Developments, and Future Trends

Area of Science:

• Soft Matter Physics
• Materials Science
• Polymer Chemistry
• Biotechnology

Background:

• Nanogels and microgels are soft, deformable, and penetrable gel-like materials swollen by solvents.
• Their responsiveness to external stimuli (temperature, pH, etc.) and tunable properties make them attractive for research and applications.
• Recent advancements in synthesis, theory, simulation, and experimental analysis are driving progress in this field.

Purpose of the Study:

• To provide an overview of the state-of-the-art, recent developments, and emerging trends in nano- and microgel research.
• To highlight key aspects including synthesis for tailored functionality, biological/biomedical applications, their role as model systems, and theoretical/simulation approaches.

Main Methods:

• Review of recent advancements in synthesis techniques for creating complex nano- and microgel architectures.
• Exploration of theoretical and computational simulation methods for understanding nano- and microgel behavior.
• Discussion of advanced experimental techniques for structural investigation across various length scales.

Main Results:

• Synthesis strategies enable the creation of nano- and microgels with precisely tailored (multi)functionalities.
• These materials show significant promise in biological and biomedical applications due to their unique properties.
• Understanding their structure and properties as model systems, particularly in concentrated states and at interfaces, is advancing.

Conclusions:

• The field of nano- and microgels is rapidly evolving, driven by interdisciplinary advancements in synthesis, characterization, and theory.
• These versatile materials are poised for significant impact in fundamental science and a wide array of applications, especially in the life sciences.