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Cascade Molecule-Particle-Molecule Self-Assemblies for Fabricating Narrowly Size-Distributed Polymeric Superparticles
Yong Gao1, Yafen Wang1, Ming Jiang1
1State Key Laboratory of Molecular Engineering of Polymers and Department of Macromolecular Science, Fudan University, Shanghai 200433, China.
ACS Macro Letters
|May 24, 2022
Summary
Researchers developed a new method to create uniform superparticles with complex internal structures. This fabrication technique offers a robust pathway for advanced nanomaterials.
Area of Science:
- Nanoscience and Nanotechnology
- Materials Science
- Polymer Chemistry
Background:
- Advanced nanotechnology requires precisely structured nanoparticles.
- Fabricating complex nanostructures remains a significant challenge.
Purpose of the Study:
- To introduce a novel, robust method for fabricating size-specific superparticles.
- To achieve a bicontinuous inner nanostructure within these superparticles.
Main Methods:
- Utilizing molecular self-assembly of triblock copolymers in selective solvents.
- Employing self-limited aggregation of core-shell-corona micelles.
- Inducing cascade molecular self-assembly within aggregated particles.
Main Results:
- Successfully fabricated narrowly size-distributed superparticles.
- Achieved a unique bicontinuous internal nanostructure composed of interconnected cylinders.
- Demonstrated a cascade process for controlled self-assembly.
Conclusions:
- The reported method provides a reliable approach for synthesizing complex nanomaterials.
- This technique enables the creation of superparticles with tunable internal architectures.
- The findings advance the fabrication capabilities within nanoscience and nanotechnology.
