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US 6,918,284 B2Granted
Interconnected networks of single-walled carbon nanotubes
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorsEric S. Snow, Jamie P. Novak, Paul M. Campbell
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Abstract
An electronic device having an interconnected network of carbon nanotubes on the surface of a substrate, and two or more electrical leads. The network forms an electrical connection between the leads.
Claims38
An electronic device comprising:
- a substrate;
- an interconnected network of carbon nanotubes on the surface of the substrate;
- and
- two or more electrical leads on the surface of the substrate;
- wherein the network forms an electrical connection between the leads;
- and
- wherein substantially none of the carbon nanotubes is in contact with both of the leads.
4 more elements
An electronic device comprising:
- a substrate;
- an interconnected network of nanofilaments on the surface of the substrate;
- two or more electrical leads on the surface of the substrate;
- wherein the network forms an electrical connection between the leads;
- and
- wherein substantially none of the nanofilaments is in contact with both of the leads.
3 more elements
An electronic device comprising:
- a substrate;
- an interconnected network of carbon nanotubes on the surface of the substrate;
- and
- two or more electrical leads;
- wherein the network forms an electrical connection between the leads;
- wherein the network can be exposed to a gaseous sample;
- wherein the resistivity of the network changes in response to the presence of one or more analytes in the sample;
- and
- wherein the substrate is a tube and the network is on the inside surface of the tube.
6 more elements
A field effect transistor comprising:
- a substrate;
- an interconnected network of carbon nanotubes on the surface of the substrate;
- a source lead;
- a drain lead, and
- a gate lead
- wherein the network forms a conduction channel of the transistor between the source and drain;
- and
- wherein the transistor has an on-to-off ratio of at least about 105.
5 more elements
Dependencies are inferred from the claim text.