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1. (WO2005067683) NANOFILS INORGANIQUES
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

WHAT IS CLAIMED IS:

1. An inorganic nanowire having an organic scaffold substantially removed from the inorganic nanowire, the inorganic nanowire consisting essentially of fused inorganic
nanoparticles substantially free of the organic scaffold.
2. The inorganic nanowire according to claim 1, wherein the inorganic nanowire has one or more crystalline domains.
3. The inorganic nanowire according to claim 1, wherein the inorganic nanowire consists essentially of semiconductor material, metallic material, metal oxide material, magnetic material, or mixtures thereof.
4. The inorganic nanowire according to claim 1, wherein the nanowire has a length of about 250 nm to about 5 microns and a width of about 5 nm to about 50 nm.
5. The inorganic nanowire according to claim 1, wherein the inorganic nanowire is crystalline and the inorganic nanowire consists essentially of semiconductor material, metallic material, metal oxide material, magnetic material, or mixtures thereof.
6. The inorganic nanowire according to claim 1, wherein the nanoparticles are oriented.

7. A composition comprising a plurality of inorganic nanowires according to claim 1, wherein the nanowires are substantially monodisperse in average length.
8. A composition comprising a plurality of inorganic nanowires according to claim 1, wherein the nanowires are substantially monodisperse in average width.
9. A composition comprising a plurality of inorganic nanowires according to claim 1, wherein the nanowires are substantially monodisperse in average length, and are also
substantially monodisperse in average width.
10. A composition comprising a plurality of inorganic nanowires according to claim 5, wherein the nanowires are substantially monodisperse in average length.
11. A composition comprising a plurality of inorganic nanowires according to claim 5, wherein the nanowires are substantially monodisperse in average width.
12. A composition comprising a plurality of inorganic nanowires according to claim 5, wherein the nanowires are substantially monodisperse in average length, and are also
substantially monodisperse in average width.

13. A composition comprising a plurality of inorganic nanowires, wherein the inorganic nanowires comprise fused inorganic nanoparticles substantially free of organic scaffold.
14. A method of forming an inorganic nanowire comprising the steps of: (1) providing one or more precursor materials for the inorganic nanowire; (2) providing an elongated organic scaffold; (3) reacting the one or more precursor materials in the presence of the scaffold to form nanoparticles, wherein the nanoparticles are disposed along the length of the elongated organic scaffold; and (4) thermally treating the scaffold and the nanoparticles to form the inorganic nanowire by fusion of the nanoparticles.
15. The method according to 14, wherein the organic scaffold is substantially removed from the nanowire.
16. The method according to claim 14, wherein the elongated organic scaffold comprises surface peptides along the length of the scaffold which bind to the nanoparticles.
17. The method according to claim 14, wherein the thermally treating step is carried out at about 100°C to about 1,000°C.
18. A method of forming an inorganic nanowire comprising the steps of: (1) providing one or more precursor materials for the inorganic nanowire; (2) providing an organic scaffold; (3) reacting the one or more precursor materials in the presence of the scaffold under conditions to form the inorganic nanowire and to substantially remove the scaffold from the nanowire.
19. Use of a filamentous virus as a sacrificial organic scaffold in the production of an inorganic nanowire comprising providing a filamentous virus scaffold and an inorganic nanowire precursor on the scaffold, and removing the filamentous virus scaffold to yield the inorganic nanowire.
20. Use of a filamentous organic scaffold as a sacrificial organic scaffold in the production of an inorganic nanowire comprising providing a filamentous organic scaffold and an inorganic nanowire precursor on the scaffold, converting the inorganic nanowire precursor to the inorganic nanowire while removing the filamentous organic scaffold to yield the inorganic nanowire.
21. Use of an elongated organic scaffold to control the length of an inorganic nanowire disposed thereon, comprising the step of genetically engineering the scaffold to control the length of the scaffold.

22. A device comprising an electrode in electrical contact with a nanowire according to claim 1.
23. The device according to claim 22, wherein the device is field effect transistor.
24. The device according to claim 22, wherein the device is a sensor.
25. A segmented nanowire comprising a plurality of connected segments of nanowires according to claim 1.
26. A segmented nanowire comprising a plurality of connected segments of nanowires, the nanowires comprising fused inorganic nanoparticles on an elongated organic scaffold, wherein the elongated organic scaffold has binding sites at both ends of the scaffold which are used to bind to another elongated organic scaffold.
27. A process for producing nanowires with use of an elongated organic scaffold comprising the steps of:
providing an elongated organic scaffold which comprises a plurality of binding sites including binding sites along the length of the scaffold and binding sites on at least one end of the scaffold;
disposing a nanowire precursor composition along the length of the scaffold to form a scaffolded precursor composition;
treating the scaffolded precursor composition to remove the scaffold and form the nanowire.
28. The process according to claim 27, wherein the elongated organic scaffold has binding sites at both ends of the scaffold.
29. The process according to claim 27, further comprising the step of using the binding site at the end of the scaffold to bind to another structure.
30. The process according to claim 27, wherein the another structure is another elongated organic scaffold.
31. The method according to claim 14, wherein the elongated organic scaffold comprises surface peptides on copies of coat protein along the length of the scaffold which bind to the nanoparticles, wherein the peptides are displayed on some copies of the coat protein along the length of the scaffold.
32. The method according to claim 14, wherein the elongated organic scaffold comprises surface peptides on copies of coat protein along the length of the scaffold which bind to the nanoparticles, wherein the peptides are displayed on substantially all copies of the coat protein along the length of the scaffold.