Abstract:
A light emitting device comprises a gate electrode (101), a channel (103) comprising a molecule for electrically stimulated optical emission, wherein the molecule is disposed within an effective range of the gate electrode (101), a source (104) coupled to a first end of the channel injecting electrons into the channel, and a drain (105) coupled to a second end of the channel injecting holes into the channel.
Abstract:
A method is provided for forming a device. The method provides an insulating substrate including a source electrode, a drain electrode, and a gate electrode. The method provides carbon nanotube bundles including metallic and semiconducting component nanotubes in contact with the substrate. The method applies a voltage to the gate electrode to deplete the semiconducting component nanotubes of carriers, applies an electrical current through the nanotube, from a source electrode to a drain electrode, and breaks at least one metallic component nanotube to form a field effect transistor. The carbon nanotube bundle can be a multi-walled nanotube or a single-walled nanotube rope.
Abstract:
PROBLEM TO BE SOLVED: To utilize an organic buffer layer to fabricate a high performance carbon nanoelectronic device. SOLUTION: A fabrication process for the nanoelectronic device and the device are provided. A channel material is deposited on a substrate to form a channel. A source metal contact and a drain metal contact are deposited on the channel material, and the source metal contact and the drain metal contact are on opposing ends of the channel material. A polyhydroxystyrene derivative is deposited on the channel material. A top gate oxide is deposited on a polymer layer. A top gate metal is deposited on the top gate oxide. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a method for doping carbon nanotube by a solution treatment, a semiconductor device and a method of forming the semiconductor device. SOLUTION: This doping method for carbon nanotube includes a process for exposing the carbon nanotube to a one-electron oxidizer in a solution phase. Further, there are provided a method of forming a carbon nanotube FET device and also a semiconductor device. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide a method and structure which easily determine a change in the conductivity of nanotube by considering problems, defects and demerits in conventional methods and structure, and by applying stress to nanotube structure. SOLUTION: As to structure (and a method) for a piezoelectric device including a piezoelectric material layer, the nanotube structure is attached so as to generate a stress change in the nanotube structure by a change in the shape of a piezoelectric material. COPYRIGHT: (C)2004,JPO&NCIPI
Abstract:
A light emitting device comprises a gate electrode (101), a channel (103) comprising a molecule for electrically stimulated optical emission, wherein the molecule is disposed within an effective range of the gate electrode (101), a source (104) coupled to a first end of the channel injecting electrons into the channel, and a drain (105) coupled to a second end of the channel injecting holes into the channel.
Abstract:
A photodetector which uses single or multi-layer graphene on a gate oxide layer (12) as the photon detecting layer (14) is disclosed. Multiple embodiments are disclosed with different configurations of the source (8), drain (6) and gate (10) electrodes. In addition, a photodetector array comprising multiple photodetecting elements is disclosed for applications such as imaging and monitoring. An optical waveguide underlying the graphene layer (14) may be embedded into substrate (10) or gate oxide layer (12) in order to channel photons towards graphene layer (14).
Abstract:
Strukturen zum Abschirmen elektromagnetischer Störungen und Verfahren zum Abschirmen eines Objekts vor elektromagnetischer Strahlung bei Frequenzen, die höher als ein Megahertz sind, beinhalten im Allgemeinen das Bereitstellen hoch dotierter dünner Lagen aus Graphen um das abzuschirmende Objekt herum. Die hoch dotierten dünnen Lagen aus Graphen können eine Dotierstoffkonzentration, die höher als > 1e1013 cm–2 ist, die dahingehend wirksam ist, dass die elektromagnetische Strahlung reflektiert wird, oder eine Dotierstoffkonzentration von 1e1013 cm–2 > n > 0 cm–2 aufweisen, die dahingehend wirksam ist, dass die elektromagnetische Strahlung absorbiert wird.
Abstract:
A semiconductor structure which includes a substrate; a graphene layer on the substrate; a source electrode and a drain electrode on the graphene layer, the source electrode and drain electrode being spaced apart by a predetermined dimension; a nitride layer on the graphene layer between the source electrode and drain electrode; and a gate electrode on the nitride layer, wherein the nitride layer is a gate dielectric for the gate electrode.
Abstract:
A carbon-nanotube field transistor semiconductor device, comprising: a vertical carbon-nanotube (508) wrapped in a dielectric material (511); a source formed at a first side of the carbon-nanotube; a drain (515) formed on a second side of the carbon-nanotube; a bilayer nitride complex through which a band strap of each of the source and the drain is formed connecting the carbon-nanotube wrapped in the dielectric material to the source and the drain; and a gate (512) formed substantially over a portion of the carbon-nanotube. Further disclosed are methods for forming the following self-aligned carbon-nanotube field effect transistor: A self-aligned carbon-nanotube field effect transistor semiconductor device comprises a carbon-nanotube deposited on a substrate, a source and a drain formed at a first end and a second end of the carbon-nanotube, respectively, and a gate formed substantially over a portion of the carbon-nanotube, separated from the carbon-nanotube by a dielectric film.