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Carbon Nanotube Sheet-Synthesis and Applications
Megha Chitranshi1,2, Anuptha Pujari1,2, Vianessa Ng1,2
1College of Engineering and Applied Sciences, University of Cincinnati, Cincinnati, OH 45221, USA.
Nanomaterials (Basel, Switzerland)
|October 17, 2020
Summary
This study explores synthesizing carbon nanotube (CNT) sheets and hybrid (CNTH) sheets with enhanced properties. Methods focus on the floating catalyst technique and nanoparticle incorporation for improved applications in filtration, energy storage, and antimicrobial textiles.
Area of Science:
- Materials Science
- Nanotechnology
- Chemical Engineering
Background:
- Carbon nanotubes (CNTs) have undergone extensive research, but macroscale assemblies like CNT sheets lack sufficient properties for many applications.
- Current CNT sheet properties limit their use in advanced technological and commercial sectors.
Purpose of the Study:
- To provide an overview of CNT synthesis methods, focusing on the floating catalyst method for CNT sheet formation.
- To introduce a method for creating carbon nanotube hybrid (CNTH) sheets by incorporating nanoparticles.
- To discuss manufacturing challenges and commercial applications of CNT and CNTH sheets.
Main Methods:
- Overview of various carbon nanotube synthesis techniques.
- Detailed focus on the floating catalyst method for producing CNT sheets.
- Incorporation of metal, ceramic, or other nanoparticles during synthesis to create CNTH sheets.
Main Results:
- Development of a method to modify CNT sheets into CNTH sheets with customized properties.
- Identification of manufacturing obstacles, including nanoparticle uniformity, cost-effective scaling, and hydrogen gas management.
- Potential applications identified in air/water filtration, energy storage, and antimicrobial textiles.
Conclusions:
- CNTH sheets offer a pathway to improved material properties compared to traditional CNT sheets.
- Addressing manufacturing challenges is crucial for the commercial viability of CNT and CNTH materials.
- Significant potential exists for large-scale commercialization across diverse industries.
