Carbon Meta-Nanotubes: Synthesis, Properties and by Marc Monthioux

By Marc Monthioux

Meta-Nanotubes are a brand new new release of carbon nanotubes (CNTs) which end result from the chemical transformation of standard CNTs and their next mixture with international fabrics (atoms, molecules, chemical teams, nanocrystals) by way of quite a few methods equivalent to functionalisation, doping, filling, and substitution. those new nanomaterials show stronger or new homes, resembling reactivity, solubility, and magnetism, which pristine CNTs don't possess.  Their many functions comprise digital and optoelectronic units, chemical and biosensors, sunlight cells, drug supply, and strengthened glasses and ceramics.

Carbon Meta-Nanotubes: Synthesis, homes and Applications discusses those 3rd new release carbon nanotubes and the original features they own. starting with a basic assessment of the topic, this ebook covers the 5 major different types of meta-nanotubes, namely:

  • Doped Carbon Nanotubes
  • Functionalised Carbon Nanotubes
  • Decorated or covered Carbon Nanotubes
  • Filled Carbon Nanotubes
  • Heterogeneous Nanotubes

Providing unprecedented assurance of those 3rd iteration or meta-nanotubes, and percentages for destiny improvement, this publication is key for a person engaged on carbon nanotubes.

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Example text

6c (reprinted with permission from [38] Copyright (2006) Elsevier). 6b. Both are TEM images of the same herringbone-MWCNT material prepared by CCVD (image supplied by L. Noé, CEMES-CNRS). The only difference between both images is that, for image (d), the material was gently grinded in ethanol then deposited as a suspension droplet onto the TEM grid whereas, for image (c), the material was merely sprinkled from the dry, raw powder over the TEM grid. This has resulted in having the filamentous morphology being maintained in (c), while it was destroyed in (d).

The doping was achieved by following various routes, for example, grafting functions or metal nanoparticles, inserting dopants in or between SWCNTs, and/or substituting lattice carbon atoms by heteroatoms. The resulting materials were however often indifferently referred to as ‘doped nanotubes’, although they could be very different from each other from the point of view of materials. Furthermore, modifying CNTs and combining them with foreign components appeared to open many more promising developments than in merely electronics.

S. H. S. de Vries, G. Gorman, R. Savoy, J. Vazquez and R. Beyers, Cobalt-catalysed growth of carbon nanotubes with single-atomic-layer walls. Nature, 363, 605–607 (1993). [11] M. Monthioux, E. -P. Cleuziou, Hybrid carbon nanotubes: Strategy, progress, and perspectives, J. Mater. , 21, 2774–2793 (2006). [12] M. Monthioux and E. Flahaut, Meta-and hybrid-CNTs: a clue for the future development of carbon nanotubes, Mater. Sci. Eng. C, 27, 1996–2101 (2007). 1 Introduction This chapter does not intend to tell us everything about carbon nanotubes.

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