Spatial localization of dispersed single walled carbon nanotubes into useful structures

A structure comprising:

• a plurality of single walled carbon nanotubes coated with a dispersal agent moiety chemically bonded to a cross-linking agent moiety;
• wherein the nanotubes are disposed in a selected spatial pattern on a substrate;
• and wherein the substrate includes at least one channel, and the reactive sites are disposed within the channel.

A structure comprising:

• a plurality of single walled carbon nanotubes coated with a dispersal agent moiety chemically bonded to a cross-linking agent moiety;
• wherein the nanotubes are disposed in a selected spatial pattern on a substrate;
• and wherein a surface of the substrate is coated with photoreactive molecules, and reactive sites are formed on the substrate upon exposure of ultraviolet light to the substrate surface in the selected spatial pattern.

A structure made by a process, comprising:

• coating a single walled carbon nanotube with a dispersal agent molecule;
• and chemically bonding a cross-linking agent to the dispersal agent molecule;
• wherein the dispersal agent comprises a polyoxyethylene sorbitol ester, a poloxamer, cetyltrimethylammonium bromide, tetradecylammonium bromide, dodecylpyrimidinium chloride), a deoxycholate-type detergent, a sapogenin glycoside, a cyclodextrin, a chaotropic salt, 1-heptane-sulfonic acid, 1-octane-sulfonic acid, and combinations thereof.

A structure made by a process, comprising:

• coating a single walled carbon nanotube with a dispersal agent molecule;
• and chemically bonding a cross-linking agent to the dispersal agent molecule;
• wherein the cross-linking agent comprises a heterobifunctional cross-linking agent.

A structure made by a process, comprising:

• coating a single walled carbon nanotube with a dispersal agent molecule;
• and chemically bonding a cross-linking agent to the dispersal agent molecule;
• wherein the dispersal agent comprises a substituted cyclodextrin.

A structure comprising:

• a single walled carbon nanotube coated with a dispersal agent moiety chemically bonded to a cross-linking agent moiety;
• and further comprising a substrate and a biological underlay that is covalently attached to the substrate.