Information about http://www.msel.nist.gov/Nanotube2/Issues%20and%20Topics.pdf

Workshop Issues and Topics …

Tags: amorphous carbon, carbon content, content types, dispersion, electronic property, functional properties, graphite, impurities, liquids and gases, metal aggregates, metal compounds, nanotubes, novel methods, purity carbon, repeatability, separation processes, solubility, thin films, unbundling, workshop issues,
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Language: english
Created: Thu Dec 9 15:23:38 2004
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Workshop Issues and Topics
                                                   PURITY
· Carbon and non-carbon content
· Types of carbon (e.g., single-walled and multi-walled nanotubes, fullerenes, graphite, and amorphous
     carbon
· Morphology of SWCNTs and associated impurities
· Derivatized nanotubes, functionalization, and defective tubes
· Metal aggregates, metal compounds and carbon-covered particles
· Penalties involved in improving purity
· Needs for reference standards
                                               DISPERSION
· Stability and solubility (macro-dispersion)
· Extent of unbundling of large ropes into smaller ropes and individual SWCNTs (nano-
     dispersion)
· Novel methods to monitor macro- and nano-dispersion in solids, thin films, gels, liquids
     and gases
· Methods to maintain dispersion during processing
· Nanotube separation processes; separation by geometry and electronic property;
     methods and characterization
· Needs for reference standards
                                             ISOLATED TUBES
· Length, diameter, and chirality
· Functional properties
· Modification of properties via coatings and/or functionalization
· Attachment and contact issues
· Consistency and repeatability of measurements
· Needs for reference standards