Methods and articles including nanomaterial
A method of depositing a nanomaterial onto a donor surface comprises applying a composition comprising nanomaterial to a donor surface. In another aspect of the invention there is provided a method of depositing a nanomaterial onto a substrate. Methods of making a device including nanomaterial are disclosed. An article of manufacture comprising nanomaterial disposed on a backing member is disclosed.
1. An article of manufacture comprising a layer including a composition including two or more different nanomaterials comprising light-emissive semiconductor nanocrystals and a metal oxide sol-gel, the layer being disposed on a surface of a flexible backing member comprising a plastic film, wherein the semiconductor nanocrystals comprise a core including a first semiconductor material surrounded by a shell including a second semiconductor material, and a protective sheet disposed over the nanomaterials.
2. A flexible backing member comprising a plastic film including a layer including a composition including a carrier medium and two or more different nanomaterials comprising light-emissive semiconductor nanocrystals, the layer being disposed on a surface of the flexible backing member, and a protective sheet disposed over the layer, wherein the semiconductor nanocrystals comprise a core including a first semiconductor material surrounded by a shell including a second semiconductor material.
3. A flexible backing member comprising a plastic film, the backing member including a predetermined arrangement of a composition including a carrier medium and two or more different nanomaterials comprising light-emissive semiconductor nanocrystals comprising a core including a first semiconductor material surrounded by a shell including a second semiconductor material, the composition being reversibly attached to the backing member.
4. A flexible backing member comprising a plastic film including a composition including a carrier medium and two or more different nanomaterials comprising light-emissive semiconductor nanocrystals comprising a core including a first semiconductor material surrounded by a shell including a second semiconductor material, the composition being disposed on a surface of the backing member, the backing member being removable from the composition.
5. A flexible backing member in accordance with claim 2 wherein the layer is patterned.
6. A flexible backing member in accordance with claim 2 wherein the layer is unpatterned.
7. A flexible backing member in accordance with claim 2 wherein the film comprises a sheet of material.
8. A flexible backing member in accordance with claim 2 wherein the film comprises a roll of material.
9. A flexible backing member in accordance with claim 2 wherein the surface of the flexible backing member on which the layer is disposed is surface-modified.
10. A flexible backing member in accordance with claim 2 wherein the carrier medium comprises a polymer.
11. A flexible backing member in accordance with claim 2 wherein the carrier medium comprises a monomer.
12. A flexible backing member in accordance with claim 2 wherein the semiconductor nanocrystals are tuned to emit photons of different wavelengths.
13. A flexible backing member in accordance with claim 3 further comprising a protective sheet disposed over the nanomaterials.
14. A flexible backing member in accordance with claim 4 further comprising a protective sheet disposed over the nanomaterials.