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Chemical functionalization of carbon nanotubes
1University of Florida, Department of Materials Science and Engineering, Gainesville, Florida 32611-6400, USA.
Journal of Nanoscience and Nanotechnology
|August 12, 2003
Summary
Chemically modifying carbon nanotubes (CNTs) allows tailoring their properties for applications like sensors. This review covers methods for functionalizing these unreactive nanomaterials and their potential uses.
Area of Science:
- Materials Science
- Nanotechnology
- Organic Chemistry
Background:
- Carbon nanotubes (CNTs) possess unique mechanical and electrical properties.
- The inherent inertness of CNTs, similar to graphite, presents challenges for chemical modification.
- Functionalization is key to tailoring CNT interactions with surrounding materials and enabling new applications.
Purpose of the Study:
- To review existing methods for the chemical functionalization of carbon nanotubes.
- To discuss the potential applications of chemically modified carbon nanotubes.
- To address the challenges in reproducibly altering CNTs.
Main Methods:
- Review of literature on various chemical functionalization techniques for CNTs.
- Analysis of methods targeting CNT sidewalls and ends.
- Discussion of techniques for achieving reproducible and reliable chemical alteration.
Main Results:
- Chemical functionalization can significantly alter the properties of carbon nanotubes.
- Modified CNTs show promise for use in chemical sensors and nanoelectronic devices.
- Tailoring interactions with solvents, polymers, and other CNTs is achievable through functionalization.
Conclusions:
- Chemical functionalization is a critical strategy for unlocking the full potential of carbon nanotubes.
- Overcoming the reactivity challenges of CNTs enables diverse applications.
- This review provides a comprehensive overview of current functionalization methods and future prospects.